Low level openflow drivers have been promoted to the driver subsystem.

All new device drivers should provide a handshaking behaviour as well
as well as a pipeline behaviour.

Change-Id: I883830b074e5d254a8cc6100e6c4fa0023594a36
diff --git a/drivers/features.xml b/drivers/features.xml
new file mode 100644
index 0000000..52c08f3
--- /dev/null
+++ b/drivers/features.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<!--
+  ~ Copyright 2015 Open Networking Laboratory
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<features xmlns="http://karaf.apache.org/xmlns/features/v1.2.0" name="${project.artifactId}-${project.version}">
+    <repository>mvn:${project.groupId}/${project.artifactId}/${project.version}/xml/features</repository>
+    <feature name="${project.artifactId}" version="${project.version}"
+             description="${project.description}">
+        <feature>onos-api</feature>
+        <bundle>mvn:${project.groupId}/${project.artifactId}/${project.version}</bundle>
+        <bundle>mvn:${project.groupId}/onos-of-api/${project.version}</bundle>
+    </feature>
+</features>
diff --git a/drivers/pom.xml b/drivers/pom.xml
index 018ddf8..f085d9e 100644
--- a/drivers/pom.xml
+++ b/drivers/pom.xml
@@ -48,6 +48,11 @@
         </dependency>
 
         <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onos-of-api</artifactId>
+        </dependency>
+
+        <dependency>
             <groupId>org.easymock</groupId>
             <artifactId>easymock</artifactId>
             <scope>test</scope>
diff --git a/drivers/src/main/java/org/onosproject/driver/pipeline/DefaultDrivers.java b/drivers/src/main/java/org/onosproject/driver/DefaultDrivers.java
similarity index 97%
rename from drivers/src/main/java/org/onosproject/driver/pipeline/DefaultDrivers.java
rename to drivers/src/main/java/org/onosproject/driver/DefaultDrivers.java
index 977a959..8167467 100644
--- a/drivers/src/main/java/org/onosproject/driver/pipeline/DefaultDrivers.java
+++ b/drivers/src/main/java/org/onosproject/driver/DefaultDrivers.java
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.onosproject.driver.pipeline;
+package org.onosproject.driver;
 
 import org.apache.felix.scr.annotations.Activate;
 import org.apache.felix.scr.annotations.Component;
diff --git a/drivers/src/main/java/org/onosproject/driver/handshaker/DefaultSwitchHandShaker.java b/drivers/src/main/java/org/onosproject/driver/handshaker/DefaultSwitchHandShaker.java
new file mode 100644
index 0000000..c9455a0
--- /dev/null
+++ b/drivers/src/main/java/org/onosproject/driver/handshaker/DefaultSwitchHandShaker.java
@@ -0,0 +1,70 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.driver.handshaker;
+
+import org.onosproject.openflow.controller.driver.AbstractOpenFlowSwitch;
+import org.projectfloodlight.openflow.protocol.OFFlowAdd;
+import org.projectfloodlight.openflow.protocol.OFMessage;
+import org.projectfloodlight.openflow.protocol.OFPortDesc;
+import org.projectfloodlight.openflow.protocol.OFVersion;
+
+import java.util.Collections;
+import java.util.List;
+import java.util.stream.Collectors;
+
+/**
+ * Default driver to fallback on if no other driver is available.
+ */
+public class DefaultSwitchHandShaker extends AbstractOpenFlowSwitch {
+
+    private static final int LOWEST_PRIORITY = 0;
+
+    @Override
+    public Boolean supportNxRole() {
+        if (this.factory().getVersion() == OFVersion.OF_10) {
+            return true;
+        }
+        return false;
+    }
+
+    @Override
+    public void startDriverHandshake() {
+        if (factory().getVersion() == OFVersion.OF_10) {
+            OFFlowAdd.Builder fmBuilder = factory().buildFlowAdd();
+            fmBuilder.setPriority(LOWEST_PRIORITY);
+            sendMsg(fmBuilder.build());
+        }
+    }
+
+    @Override
+    public void processDriverHandshakeMessage(OFMessage m) {}
+
+    @Override
+    public boolean isDriverHandshakeComplete() {
+        return true;
+    }
+
+    @Override
+    public List<OFPortDesc> getPorts() {
+        if (this.factory().getVersion() == OFVersion.OF_10) {
+            return Collections.unmodifiableList(features.getPorts());
+        } else {
+            return Collections.unmodifiableList(
+                    ports.stream().flatMap(p -> p.getEntries().stream())
+                            .collect(Collectors.toList()));
+        }
+    }
+}
diff --git a/drivers/src/main/java/org/onosproject/driver/handshaker/OFCorsaSwitchDriver.java b/drivers/src/main/java/org/onosproject/driver/handshaker/OFCorsaSwitchDriver.java
new file mode 100644
index 0000000..da26a49
--- /dev/null
+++ b/drivers/src/main/java/org/onosproject/driver/handshaker/OFCorsaSwitchDriver.java
@@ -0,0 +1,93 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.driver.handshaker;
+
+import org.onosproject.openflow.controller.driver.AbstractOpenFlowSwitch;
+import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeAlreadyStarted;
+import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeCompleted;
+import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeNotStarted;
+import org.projectfloodlight.openflow.protocol.OFBarrierRequest;
+import org.projectfloodlight.openflow.protocol.OFFlowMod;
+import org.projectfloodlight.openflow.protocol.OFMessage;
+import org.projectfloodlight.openflow.protocol.OFType;
+import org.projectfloodlight.openflow.types.OFGroup;
+import org.projectfloodlight.openflow.types.TableId;
+
+import java.util.Collections;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+//import java.util.ArrayList;
+
+/**
+ * Corsa switch driver for BGP Router deployment.
+ */
+public class OFCorsaSwitchDriver extends AbstractOpenFlowSwitch {
+
+    private AtomicBoolean handShakeComplete = new AtomicBoolean(false);
+
+    private int barrierXid;
+
+
+    @Override
+    public Boolean supportNxRole() {
+        return false;
+    }
+
+    @Override
+    public void startDriverHandshake() {
+        if (startDriverHandshakeCalled) {
+            throw new SwitchDriverSubHandshakeAlreadyStarted();
+        }
+        startDriverHandshakeCalled = true;
+        OFFlowMod fm = factory().buildFlowDelete()
+                .setTableId(TableId.ALL)
+                .setOutGroup(OFGroup.ANY)
+                .build();
+
+        sendMsg(Collections.singletonList(fm));
+
+        barrierXid = getNextTransactionId();
+        OFBarrierRequest barrier = factory().buildBarrierRequest()
+                .setXid(barrierXid).build();
+
+
+        sendMsg(Collections.singletonList(barrier));
+
+    }
+
+    @Override
+    public boolean isDriverHandshakeComplete() {
+        if (!startDriverHandshakeCalled) {
+            throw new SwitchDriverSubHandshakeAlreadyStarted();
+        }
+        return handShakeComplete.get();
+    }
+
+    @Override
+    public void processDriverHandshakeMessage(OFMessage m) {
+        if (!startDriverHandshakeCalled) {
+            throw new SwitchDriverSubHandshakeNotStarted();
+        }
+        if (handShakeComplete.get()) {
+            throw new SwitchDriverSubHandshakeCompleted(m);
+        }
+        if (m.getType() == OFType.BARRIER_REPLY &&
+                m.getXid() == barrierXid) {
+            handShakeComplete.set(true);
+        }
+    }
+
+}
diff --git a/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/package-info.java b/drivers/src/main/java/org/onosproject/driver/handshaker/OFOVSSwitchCorsaTTP.java
similarity index 77%
rename from openflow/drivers/src/main/java/org/onosproject/openflow/drivers/package-info.java
rename to drivers/src/main/java/org/onosproject/driver/handshaker/OFOVSSwitchCorsaTTP.java
index 29f63ac..a35be78 100644
--- a/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/package-info.java
+++ b/drivers/src/main/java/org/onosproject/driver/handshaker/OFOVSSwitchCorsaTTP.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 Open Networking Laboratory
+ * Copyright 2015 Open Networking Laboratory
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -13,8 +13,8 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+package org.onosproject.driver.handshaker;
 
-/**
- * OpenFlow base switch drivers implementations.
- */
-package org.onosproject.openflow.drivers;
+public class OFOVSSwitchCorsaTTP extends OFCorsaSwitchDriver {
+
+}
diff --git a/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFOpticalSwitchImplLINC13.java b/drivers/src/main/java/org/onosproject/driver/handshaker/OFOpticalSwitchImplLINC13.java
similarity index 83%
rename from openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFOpticalSwitchImplLINC13.java
rename to drivers/src/main/java/org/onosproject/driver/handshaker/OFOpticalSwitchImplLINC13.java
index 37022a1..d294e56 100644
--- a/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFOpticalSwitchImplLINC13.java
+++ b/drivers/src/main/java/org/onosproject/driver/handshaker/OFOpticalSwitchImplLINC13.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2015 Open Networking Laboratory
+ * Copyright 2015 Open Networking Laboratory
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -13,9 +13,8 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.onosproject.openflow.drivers;
+package org.onosproject.driver.handshaker;
 
-import org.onosproject.openflow.controller.Dpid;
 import org.onosproject.openflow.controller.driver.AbstractOpenFlowSwitch;
 import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeAlreadyStarted;
 import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeCompleted;
@@ -23,14 +22,12 @@
 import org.projectfloodlight.openflow.protocol.OFCircuitPortStatus;
 import org.projectfloodlight.openflow.protocol.OFCircuitPortsReply;
 import org.projectfloodlight.openflow.protocol.OFCircuitPortsRequest;
-import org.projectfloodlight.openflow.protocol.OFDescStatsReply;
 import org.projectfloodlight.openflow.protocol.OFMessage;
 import org.projectfloodlight.openflow.protocol.OFPortDesc;
 import org.projectfloodlight.openflow.protocol.OFPortDescStatsReply;
 import org.projectfloodlight.openflow.protocol.OFPortOptical;
 import org.projectfloodlight.openflow.protocol.OFStatsReply;
 import org.projectfloodlight.openflow.protocol.OFStatsType;
-import org.projectfloodlight.openflow.types.TableId;
 
 import java.io.IOException;
 import java.util.ArrayList;
@@ -44,24 +41,11 @@
  */
 public class OFOpticalSwitchImplLINC13 extends AbstractOpenFlowSwitch {
 
-    private final AtomicBoolean driverHandshakeComplete;
+    private final AtomicBoolean driverHandshakeComplete = new AtomicBoolean(false);
     private long barrierXidToWaitFor = -1;
 
     private OFPortDescStatsReply wPorts;
 
-    OFOpticalSwitchImplLINC13(Dpid dpid, OFDescStatsReply desc) {
-        super(dpid);
-        driverHandshakeComplete = new AtomicBoolean(false);
-        setSwitchDescription(desc);
-    }
-
-    @Override
-    public String toString() {
-        return "OFOpticalSwitchImplLINC13 [" + ((channel != null)
-                ? channel.getRemoteAddress() : "?")
-                + " DPID[" + ((getStringId() != null) ? getStringId() : "?") + "]]";
-    }
-
     @Override
     public void startDriverHandshake() {
         log.warn("Starting driver handshake for sw {}", getStringId());
@@ -177,7 +161,7 @@
                          "message " +
                          "{}",
                  circuitPortsRequest.toString());
-        this.write(Collections.<OFMessage>singletonList(circuitPortsRequest));
+        this.sendMsg(Collections.<OFMessage>singletonList(circuitPortsRequest));
     }
 
     @Override
@@ -190,15 +174,6 @@
         return Collections.unmodifiableList(portEntries);
     }
 
-    @Override
-    public void write(OFMessage msg) {
-        this.channel.write(Collections.singletonList(msg));
-    }
-
-    @Override
-    public void write(List<OFMessage> msgs) {
-        this.channel.write(msgs);
-    }
 
     @Override
     public Boolean supportNxRole() {
@@ -210,15 +185,4 @@
         return true;
     }
 
-    @Override
-    public TableType getTableType(TableId tid) {
-        return TableType.NONE;
-    }
-
-    @Override
-    public void transformAndSendMsg(OFMessage msg, TableType tableType) {
-        // TODO Auto-generated method stub
-
-    }
-
 }
diff --git a/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFSwitchImplCPqD13.java b/drivers/src/main/java/org/onosproject/driver/handshaker/OFSwitchImplCPqD13.java
similarity index 96%
rename from openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFSwitchImplCPqD13.java
rename to drivers/src/main/java/org/onosproject/driver/handshaker/OFSwitchImplCPqD13.java
index 75be9d2..1c9e66a 100644
--- a/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFSwitchImplCPqD13.java
+++ b/drivers/src/main/java/org/onosproject/driver/handshaker/OFSwitchImplCPqD13.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2015 Open Networking Laboratory
+ * Copyright 2015 Open Networking Laboratory
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -13,19 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.onosproject.openflow.drivers;
+package org.onosproject.driver.handshaker;
 
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.List;
-import java.util.Map;
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.concurrent.atomic.AtomicBoolean;
-
-import org.onosproject.openflow.controller.Dpid;
 import org.onosproject.openflow.controller.RoleState;
-import org.onosproject.openflow.controller.OpenFlowSwitch.TableType;
 import org.onosproject.openflow.controller.driver.AbstractOpenFlowSwitch;
 import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeAlreadyStarted;
 import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeCompleted;
@@ -33,7 +23,6 @@
 import org.projectfloodlight.openflow.protocol.OFAsyncGetReply;
 import org.projectfloodlight.openflow.protocol.OFBarrierRequest;
 import org.projectfloodlight.openflow.protocol.OFBucket;
-import org.projectfloodlight.openflow.protocol.OFDescStatsReply;
 import org.projectfloodlight.openflow.protocol.OFFactory;
 import org.projectfloodlight.openflow.protocol.OFGroupDescStatsReply;
 import org.projectfloodlight.openflow.protocol.OFGroupFeaturesStatsReply;
@@ -66,6 +55,14 @@
 import org.projectfloodlight.openflow.types.U64;
 import org.projectfloodlight.openflow.util.HexString;
 
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.atomic.AtomicBoolean;
+
 /**
  * OFDescriptionStatistics Vendor (Manufacturer Desc.): Stanford University,
  * Ericsson Research and CPqD Research. Make (Hardware Desc.) : OpenFlow 1.3
@@ -75,7 +72,7 @@
 public class OFSwitchImplCPqD13 extends AbstractOpenFlowSwitch {
 
     private static final int VLAN_ID_OFFSET = 16;
-    private final AtomicBoolean driverHandshakeComplete;
+    private final AtomicBoolean driverHandshakeComplete = new AtomicBoolean(false);
     private OFFactory factory;
     private static final int OFPCML_NO_BUFFER = 0xffff;
     // Configuration of asynch messages to controller. We need different
@@ -106,24 +103,8 @@
     private static final short MIN_PRIORITY = 0x0;
     private static final U64 METADATA_MASK = U64.of(Long.MAX_VALUE << 1 | 0x1);
 
-    private final Map<Integer, OFGroup> l2groups;
+    private final Map<Integer, OFGroup> l2groups = new ConcurrentHashMap<>();
 
-    public OFSwitchImplCPqD13(Dpid dpid, OFDescStatsReply desc) {
-        super(dpid);
-        driverHandshakeComplete = new AtomicBoolean(false);
-        l2groups = new ConcurrentHashMap<Integer, OFGroup>();
-        setSwitchDescription(desc);
-    }
-
-    /* (non-Javadoc)
-     * @see java.lang.Object#toString()
-     */
-    @Override
-    public String toString() {
-        return "OFSwitchImplCPqD13 [" + ((channel != null)
-                ? channel.getRemoteAddress() : "?")
-                + " DPID[" + ((this.getStringId() != null) ? this.getStringId() : "?") + "]]";
-    }
 
     @Override
     public void startDriverHandshake() {
@@ -1185,7 +1166,7 @@
                 .setXid(getNextTransactionId())
                 .build();
 
-        write(tableMissEntry);
+        sendMsg(tableMissEntry);
     }
 
     private void sendBarrier(boolean finalBarrier) {
@@ -1198,34 +1179,11 @@
                 .setXid(xid)
                 .build();
 
-        write(br);
+        sendMsg(br);
     }
 
     @Override
     public Boolean supportNxRole() {
         return false;
     }
-
-    @Override
-    public void write(OFMessage msg) {
-        this.channel.write(Collections.singletonList(msg));
-
-    }
-
-    @Override
-    public void write(List<OFMessage> msgs) {
-        this.channel.write(msgs);
-    }
-
-
-    @Override
-    public TableType getTableType(TableId tid) {
-        return TableType.NONE; // XXX this needs to be fixed
-    }
-
-    @Override
-    public void transformAndSendMsg(OFMessage msg, TableType tableType) {
-        // TODO Auto-generated method stub
-
-    }
 }
diff --git a/drivers/src/main/java/org/onosproject/driver/handshaker/OFSwitchImplSpringOpenTTP.java b/drivers/src/main/java/org/onosproject/driver/handshaker/OFSwitchImplSpringOpenTTP.java
new file mode 100644
index 0000000..d34a372
--- /dev/null
+++ b/drivers/src/main/java/org/onosproject/driver/handshaker/OFSwitchImplSpringOpenTTP.java
@@ -0,0 +1,73 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.driver.handshaker;
+
+import org.onosproject.openflow.controller.driver.AbstractOpenFlowSwitch;
+import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeAlreadyStarted;
+import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeCompleted;
+import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeNotStarted;
+import org.projectfloodlight.openflow.protocol.OFFactory;
+import org.projectfloodlight.openflow.protocol.OFMessage;
+
+import java.util.concurrent.atomic.AtomicBoolean;
+
+public class OFSwitchImplSpringOpenTTP extends AbstractOpenFlowSwitch {
+
+    private OFFactory factory;
+
+    private final AtomicBoolean driverHandshakeComplete = new AtomicBoolean(false);
+
+    @Override
+    public Boolean supportNxRole() {
+        return false;
+    }
+
+
+    @Override
+    public void startDriverHandshake() {
+        log.debug("Starting driver handshake for sw {}", getStringId());
+        if (startDriverHandshakeCalled) {
+            throw new SwitchDriverSubHandshakeAlreadyStarted();
+        }
+        startDriverHandshakeCalled = true;
+        factory = this.factory();
+
+        driverHandshakeComplete.set(true);
+        log.debug("Driver handshake is complete");
+
+    }
+
+    @Override
+    public boolean isDriverHandshakeComplete() {
+        if (!startDriverHandshakeCalled) {
+            throw new SwitchDriverSubHandshakeNotStarted();
+        }
+        return driverHandshakeComplete.get();
+    }
+
+
+
+    @Override
+    public void processDriverHandshakeMessage(OFMessage m) {
+        if (!startDriverHandshakeCalled) {
+            throw new SwitchDriverSubHandshakeNotStarted();
+        }
+        if (driverHandshakeComplete.get()) {
+            throw new SwitchDriverSubHandshakeCompleted(m);
+        }
+    }
+
+}
diff --git a/drivers/src/main/java/org/onosproject/driver/pipeline/DefaultSingleTablePipeline.java b/drivers/src/main/java/org/onosproject/driver/pipeline/DefaultSingleTablePipeline.java
index 9a091f4..2b4cb22 100644
--- a/drivers/src/main/java/org/onosproject/driver/pipeline/DefaultSingleTablePipeline.java
+++ b/drivers/src/main/java/org/onosproject/driver/pipeline/DefaultSingleTablePipeline.java
@@ -15,10 +15,7 @@
  */
 package org.onosproject.driver.pipeline;
 
-import com.google.common.util.concurrent.SettableFuture;
-
 import org.onlab.osgi.ServiceDirectory;
-import org.onosproject.core.DefaultGroupId;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.behaviour.Pipeliner;
 import org.onosproject.net.behaviour.PipelinerContext;
@@ -84,27 +81,32 @@
             treatment = flowTreatment.build();
         }
 
-        FlowRule rule = new DefaultFlowRule(deviceId, selector,
-                                            treatment,
-                                            fwd.priority(), fwd.appId(),
-                                            new DefaultGroupId(fwd.id()),
-                                            fwd.timeout(), fwd.permanent());
+        FlowRule.Builder ruleBuilder = DefaultFlowRule.builder()
+                .forDevice(deviceId)
+                .withSelector(selector)
+                .withTreatment(fwd.treatment())
+                .fromApp(fwd.appId())
+                .withPriority(fwd.priority());
+
+        if (fwd.permanent()) {
+            ruleBuilder.makePermanent();
+        } else {
+            ruleBuilder.makeTemporary(fwd.timeout());
+        }
+
 
         switch (fwd.op()) {
 
             case ADD:
-                flowBuilder.add(rule);
+                flowBuilder.add(ruleBuilder.build());
                 break;
             case REMOVE:
-                flowBuilder.remove(rule);
+                flowBuilder.remove(ruleBuilder.build());
                 break;
             default:
                 log.warn("Unknown operation {}", fwd.op());
         }
 
-
-        SettableFuture<Boolean> future = SettableFuture.create();
-
         flowRuleService.apply(flowBuilder.build(new FlowRuleOperationsContext() {
             @Override
             public void onSuccess(FlowRuleOperations ops) {
diff --git a/drivers/src/main/resources/onos-drivers.xml b/drivers/src/main/resources/onos-drivers.xml
index db3fb72..455da1b 100644
--- a/drivers/src/main/resources/onos-drivers.xml
+++ b/drivers/src/main/resources/onos-drivers.xml
@@ -18,10 +18,14 @@
     <driver name="default" manufacturer="ON.Lab" hwVersion="0.0.1" swVersion="0.0.1">
         <behaviour api="org.onosproject.net.behaviour.Pipeliner"
                    impl="org.onosproject.driver.pipeline.DefaultSingleTablePipeline"/>
+        <behaviour api="org.onosproject.openflow.controller.driver.OpenFlowSwitchDriver"
+                   impl="org.onosproject.driver.handshaker.DefaultSwitchHandShaker"/>
     </driver>
     <driver name="ovs-corsa" manufacturer="Corsa" hwVersion="emulation" swVersion="0.0.0">
         <behaviour api="org.onosproject.net.behaviour.Pipeliner"
                    impl="org.onosproject.driver.pipeline.OVSCorsaPipeline"/>
+        <behaviour api="org.onosproject.openflow.controller.driver.OpenFlowSwitchDriver"
+                   impl="org.onosproject.driver.handshaker.OFOVSSwitchCorsaTTP"/>
     </driver>
     <driver name="spring-open-cpqd" manufacturer="Stanford University, Ericsson Research and CPqD Research" hwVersion="OpenFlow 1.3 Reference Userspace Switch" swVersion=".*">
         <behaviour api="org.onosproject.net.behaviour.Pipeliner"
@@ -31,4 +35,25 @@
         <behaviour api="org.onosproject.net.behaviour.Pipeliner"
                    impl="org.onosproject.driver.pipeline.SpringOpenTTPDell"/>
     </driver>
+    <driver name="cpqd" manufacturer="Stanford University, Ericsson Research and CPqD Research"
+            hwVersion="OpenFlow 1.3 Reference Userspace Switch" swVersion=".*">
+        <behaviour api="org.onosproject.net.behaviour.Pipeliner"
+                   impl="org.onosproject.driver.pipeline.DefaultSingleTablePipeline"/>
+        <behaviour api="org.onosproject.openflow.controller.driver.OpenFlowSwitchDriver"
+                   impl="org.onosproject.driver.handshaker.OFSwitchImplSpringOpenTTP"/>
+    </driver>
+    <driver name="linc-oe" manufacturer="FlowForwarding.org" hwVersion="Unknown"
+            swVersion="LINC-OE OpenFlow Software Switch 1.1">
+        <behaviour api="org.onosproject.net.behaviour.Pipeliner"
+                   impl="org.onosproject.driver.pipeline.DefaultSingleTablePipeline"/>
+        <behaviour api="org.onosproject.openflow.controller.driver.OpenFlowSwitchDriver"
+                   impl="org.onosproject.driver.handshaker.OFOpticalSwitchImplLINC13"/>
+    </driver>
+    <driver name="corsa" manufacturer="Corsa" hwVersion="Corsa Element" swVersion="2.3.1">
+        <behaviour api="org.onosproject.net.behaviour.Pipeliner"
+                   impl="org.onosproject.driver.pipeline.OVSCorsaPipeline"/>
+        <behaviour api="org.onosproject.openflow.controller.driver.OpenFlowSwitchDriver"
+                   impl="org.onosproject.driver.handshaker.OFCorsaSwitchDriver"/>
+    </driver>
 </drivers>
+
diff --git a/openflow/api/pom.xml b/openflow/api/pom.xml
index dd8f582..efdba83 100644
--- a/openflow/api/pom.xml
+++ b/openflow/api/pom.xml
@@ -42,6 +42,11 @@
             <groupId>io.netty</groupId>
             <artifactId>netty</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onos-api</artifactId>
+        </dependency>
+
     </dependencies>
 
     <build>
diff --git a/openflow/api/src/main/java/org/onosproject/openflow/controller/OpenFlowSwitch.java b/openflow/api/src/main/java/org/onosproject/openflow/controller/OpenFlowSwitch.java
index 89ac278..5a89543 100644
--- a/openflow/api/src/main/java/org/onosproject/openflow/controller/OpenFlowSwitch.java
+++ b/openflow/api/src/main/java/org/onosproject/openflow/controller/OpenFlowSwitch.java
@@ -15,12 +15,11 @@
  */
 package org.onosproject.openflow.controller;
 
-import java.util.List;
-
 import org.projectfloodlight.openflow.protocol.OFFactory;
 import org.projectfloodlight.openflow.protocol.OFMessage;
 import org.projectfloodlight.openflow.protocol.OFPortDesc;
-import org.projectfloodlight.openflow.types.TableId;
+
+import java.util.List;
 
 /**
  * Represents to provider facing side of a switch.
@@ -28,38 +27,6 @@
 public interface OpenFlowSwitch {
 
     /**
-     * The TableType is used to determine in which table (TableID) each flow rule
-     * needs to be put for multi-table support switch.
-     * It is used only for multi-table support switch.
-     */
-    public static enum TableType {
-        /* VLAN-to-MPLS table */
-        VLAN_MPLS,
-
-        /* VLAN table */
-        VLAN,
-
-        /* Ethertype table */
-        ETHER,
-
-        /* Class of Service table */
-        COS,
-
-        /* IP table */
-        IP,
-        /* MPLS table */
-        MPLS,
-        /* ACL table */
-        ACL,
-        /* Single table */
-        NONE,
-        /* First table in multi-table */
-        FIRST,
-
-
-    }
-
-    /**
      * Writes the message to the driver.
      *
      * @param msg the message to write
@@ -74,17 +41,6 @@
     public void sendMsg(List<OFMessage> msgs);
 
     /**
-     * Transforms FlowMod messages by setting the correct table-ids and sending
-     * them to the switch. TableType is used to determine the table ID for the OFMessage.
-     * Switch drivers that supports multi-table pipelines should implement this
-     * method.
-     *
-     * @param msg the message to be written
-     * @param tableType the type of table in which the FlowMods need to be inserted
-     */
-    public void transformAndSendMsg(OFMessage msg, TableType tableType);
-
-    /**
      * Handle a message from the switch.
      * @param fromSwitch the message to handle
      */
@@ -192,12 +148,4 @@
      * @return string representation of the connection to the device
      */
     public String channelId();
-
-    /**
-     * Returns the TableType corresponding to the TableId used to identify
-     * a table in an OpenFlow switch.
-     * @param tid identifies a table in an OpenFlow switch using TableId
-     * @return TableType corresponding to 'tid' identifying the type of table
-     */
-    public TableType getTableType(TableId tid);
 }
diff --git a/openflow/api/src/main/java/org/onosproject/openflow/controller/driver/AbstractOpenFlowSwitch.java b/openflow/api/src/main/java/org/onosproject/openflow/controller/driver/AbstractOpenFlowSwitch.java
index ebfa635..56d88b5 100644
--- a/openflow/api/src/main/java/org/onosproject/openflow/controller/driver/AbstractOpenFlowSwitch.java
+++ b/openflow/api/src/main/java/org/onosproject/openflow/controller/driver/AbstractOpenFlowSwitch.java
@@ -20,6 +20,7 @@
 import java.net.InetSocketAddress;
 import java.net.SocketAddress;
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 import java.util.concurrent.RejectedExecutionException;
 import java.util.concurrent.atomic.AtomicInteger;
@@ -27,6 +28,7 @@
 
 import org.jboss.netty.channel.Channel;
 import org.onlab.packet.IpAddress;
+import org.onosproject.net.driver.AbstractHandlerBehaviour;
 import org.onosproject.openflow.controller.Dpid;
 import org.onosproject.openflow.controller.RoleState;
 import org.projectfloodlight.openflow.protocol.OFDescStatsReply;
@@ -36,10 +38,12 @@
 import org.projectfloodlight.openflow.protocol.OFFactory;
 import org.projectfloodlight.openflow.protocol.OFFeaturesReply;
 import org.projectfloodlight.openflow.protocol.OFMessage;
+import org.projectfloodlight.openflow.protocol.OFNiciraControllerRoleRequest;
 import org.projectfloodlight.openflow.protocol.OFPortDesc;
 import org.projectfloodlight.openflow.protocol.OFPortDescStatsReply;
 import org.projectfloodlight.openflow.protocol.OFPortStatus;
 import org.projectfloodlight.openflow.protocol.OFRoleReply;
+import org.projectfloodlight.openflow.protocol.OFRoleRequest;
 import org.projectfloodlight.openflow.protocol.OFVersion;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -48,18 +52,19 @@
  * An abstract representation of an OpenFlow switch. Can be extended by others
  * to serve as a base for their vendor specific representation of a switch.
  */
-public abstract class AbstractOpenFlowSwitch implements OpenFlowSwitchDriver {
+public abstract class AbstractOpenFlowSwitch extends AbstractHandlerBehaviour
+        implements OpenFlowSwitchDriver {
 
     protected final Logger log = LoggerFactory.getLogger(getClass());
 
     private static final String SHUTDOWN_MSG = "Worker has already been shutdown";
 
-    protected Channel channel;
+    private Channel channel;
     protected String channelId;
 
     private boolean connected;
     protected boolean startDriverHandshakeCalled = false;
-    private final Dpid dpid;
+    private Dpid dpid;
     private OpenFlowAgent agent;
     private final AtomicInteger xidCounter = new AtomicInteger(0);
 
@@ -76,17 +81,11 @@
     protected OFFeaturesReply features;
     protected OFDescStatsReply desc;
 
-    /**
-     * Given a dpid build this switch.
-     * @param dp the dpid
-     */
-    protected AbstractOpenFlowSwitch(Dpid dp) {
-        this.dpid = dp;
-    }
-
-    public AbstractOpenFlowSwitch(Dpid dpid, OFDescStatsReply desc) {
+    @Override
+    public void init(Dpid dpid, OFDescStatsReply desc, OFVersion ofv) {
         this.dpid = dpid;
         this.desc = desc;
+        this.ofVersion = ofv;
     }
 
     //************************
@@ -102,7 +101,7 @@
     public final void sendMsg(OFMessage m) {
         if (role == RoleState.MASTER) {
             try {
-                this.write(m);
+                channel.write(Collections.singletonList(m));
             } catch (RejectedExecutionException e) {
                 log.warn(e.getMessage());
                 if (!e.getMessage().contains(SHUTDOWN_MSG)) {
@@ -116,7 +115,7 @@
     public final void sendMsg(List<OFMessage> msgs) {
         if (role == RoleState.MASTER) {
             try {
-                this.write(msgs);
+                channel.write(msgs);
             } catch (RejectedExecutionException e) {
                 log.warn(e.getMessage());
                 if (!e.getMessage().contains(SHUTDOWN_MSG)) {
@@ -127,10 +126,15 @@
     }
 
     @Override
-    public abstract void write(OFMessage msg);
-
-    @Override
-    public abstract void write(List<OFMessage> msgs);
+    public final void sendRoleRequest(OFMessage msg) {
+        if (msg instanceof OFRoleRequest ||
+                msg instanceof OFNiciraControllerRoleRequest) {
+            channel.write(Collections.singletonList(msg));
+            return;
+        }
+        throw new IllegalArgumentException("Someone is trying to send " +
+                                                   "a non role request message");
+    }
 
     @Override
     public final boolean isConnected() {
@@ -418,11 +422,20 @@
         return this.desc.getSerialNum();
     }
 
+
     @Override
     public boolean isOptical() {
         return false;
     }
 
 
+    @Override
+    public String toString() {
+        return this.getClass().getName() + " [" + ((channel != null)
+                ? channel.getRemoteAddress() : "?")
+                + " DPID[" + ((getStringId() != null) ? getStringId() : "?") + "]]";
+    }
+
+
 
 }
diff --git a/openflow/api/src/main/java/org/onosproject/openflow/controller/driver/OpenFlowSwitchDriver.java b/openflow/api/src/main/java/org/onosproject/openflow/controller/driver/OpenFlowSwitchDriver.java
index a83b608..365f525 100644
--- a/openflow/api/src/main/java/org/onosproject/openflow/controller/driver/OpenFlowSwitchDriver.java
+++ b/openflow/api/src/main/java/org/onosproject/openflow/controller/driver/OpenFlowSwitchDriver.java
@@ -15,9 +15,9 @@
  */
 package org.onosproject.openflow.controller.driver;
 
-import java.util.List;
-
 import org.jboss.netty.channel.Channel;
+import org.onosproject.net.driver.HandlerBehaviour;
+import org.onosproject.openflow.controller.Dpid;
 import org.onosproject.openflow.controller.OpenFlowSwitch;
 import org.projectfloodlight.openflow.protocol.OFDescStatsReply;
 import org.projectfloodlight.openflow.protocol.OFErrorMsg;
@@ -26,12 +26,14 @@
 import org.projectfloodlight.openflow.protocol.OFPortDescStatsReply;
 import org.projectfloodlight.openflow.protocol.OFVersion;
 
+import java.util.List;
+
 /**
  * Represents the driver side of an OpenFlow switch.
  * This interface should never be exposed to consumers.
  *
  */
-public interface OpenFlowSwitchDriver extends OpenFlowSwitch {
+public interface OpenFlowSwitchDriver extends OpenFlowSwitch, HandlerBehaviour {
 
     /**
      * Sets the OpenFlow agent to be used. This method
@@ -79,23 +81,6 @@
     public void handleRole(OFMessage m) throws SwitchStateException;
 
     /**
-     * Starts the driver specific handshake process.
-     */
-    public void startDriverHandshake();
-
-    /**
-     * Checks whether the driver specific handshake is complete.
-     * @return true is finished, false if not.
-     */
-    public boolean isDriverHandshakeComplete();
-
-    /**
-     * Process a message during the driver specific handshake.
-     * @param m the message to process.
-     */
-    public void processDriverHandshakeMessage(OFMessage m);
-
-    /**
      * Announce to the OpenFlow agent that this switch has connected.
      * @return true if successful, false if duplicate switch.
      */
@@ -162,12 +147,6 @@
 
 
     /**
-     * Does this switch support Nicira Role messages.
-     * @return true if supports, false otherwise.
-     */
-    public Boolean supportNxRole();
-
-    /**
      * Sets the OF version for this switch.
      * @param ofV the version to set.
      */
@@ -193,19 +172,42 @@
     public void setConnected(boolean connected);
 
     /**
-     * Writes the message to the output stream
-     * in a driver specific manner.
-     *
-     * @param msg the message to write
+     * Initialises the behaviour.
+     * @param dpid a dpid
+     * @param desc a switch description
+     * @param ofv OpenFlow version
      */
-    public void write(OFMessage msg);
+    void init(Dpid dpid, OFDescStatsReply desc, OFVersion ofv);
 
     /**
-     * Writes to the OFMessage list to the output stream
-     * in a driver specific manner.
-     *
-     * @param msgs the messages to be written
+     * Does this switch support Nicira Role messages.
+     * @return true if supports, false otherwise.
      */
-    public void write(List<OFMessage> msgs);
+    Boolean supportNxRole();
+
+
+    /**
+     * Starts the driver specific handshake process.
+     */
+    void startDriverHandshake();
+
+    /**
+     * Checks whether the driver specific handshake is complete.
+     * @return true is finished, false if not.
+     */
+    boolean isDriverHandshakeComplete();
+
+    /**
+     * Process a message during the driver specific handshake.
+     * @param m the message to process.
+     */
+    void processDriverHandshakeMessage(OFMessage m);
+
+    /**
+     * Sends only role request messages.
+     *
+     * @param message a role request message.
+     */
+    void sendRoleRequest(OFMessage message);
 
 }
diff --git a/openflow/ctl/pom.xml b/openflow/ctl/pom.xml
index fe4464d..bf89d1c 100644
--- a/openflow/ctl/pom.xml
+++ b/openflow/ctl/pom.xml
@@ -36,11 +36,6 @@
             <artifactId>onos-of-api</artifactId>
         </dependency>
         <dependency>
-            <groupId>org.onosproject</groupId>
-            <artifactId>onos-of-drivers</artifactId>
-            <version>${project.version}</version>
-        </dependency>
-        <dependency>
             <groupId>io.netty</groupId>
             <artifactId>netty</artifactId>
         </dependency>
diff --git a/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/Controller.java b/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/Controller.java
index 2e20126..bf3a9ed 100644
--- a/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/Controller.java
+++ b/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/Controller.java
@@ -21,10 +21,13 @@
 import org.jboss.netty.channel.group.ChannelGroup;
 import org.jboss.netty.channel.group.DefaultChannelGroup;
 import org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory;
+import org.onosproject.net.driver.DefaultDriverData;
+import org.onosproject.net.driver.DefaultDriverHandler;
+import org.onosproject.net.driver.Driver;
+import org.onosproject.net.driver.DriverService;
 import org.onosproject.openflow.controller.Dpid;
 import org.onosproject.openflow.controller.driver.OpenFlowAgent;
 import org.onosproject.openflow.controller.driver.OpenFlowSwitchDriver;
-import org.onosproject.openflow.drivers.DriverManager;
 import org.projectfloodlight.openflow.protocol.OFDescStatsReply;
 import org.projectfloodlight.openflow.protocol.OFFactories;
 import org.projectfloodlight.openflow.protocol.OFFactory;
@@ -70,6 +73,7 @@
 
     // Perf. related configuration
     protected static final int SEND_BUFFER_SIZE = 4 * 1024 * 1024;
+    private DriverService driverService;
 
     // ***************
     // Getters/Setters
@@ -152,15 +156,7 @@
         if (ofPort != null) {
             this.openFlowPort = Integer.parseInt(ofPort);
         }
-        String corsaDpid = configParams.get("corsaDpid");
-        if (corsaDpid != null) {
-            try {
-                DriverManager.setCorsaDpid(new Dpid(corsaDpid));
-                log.info("Corsa DPID set to {}", corsaDpid);
-            } catch (NumberFormatException e) {
-                log.warn("Malformed Corsa DPID string", e);
-            }
-        }
+
         log.debug("OpenFlow port set to {}", this.openFlowPort);
         String threads = configParams.get("workerthreads");
         this.workerThreads = threads != null ? Integer.parseInt(threads) : 16;
@@ -206,17 +202,28 @@
      * @return switch instance
      */
     protected OpenFlowSwitchDriver getOFSwitchInstance(long dpid,
-                                                       OFDescStatsReply desc, OFVersion ofv) {
-        OpenFlowSwitchDriver sw = DriverManager.getSwitch(new Dpid(dpid),
-                                                          desc, ofv);
-        sw.setAgent(agent);
-        sw.setRoleHandler(new RoleManager(sw));
-        return sw;
+                                                       OFDescStatsReply desc,
+                                                       OFVersion ofv) {
+        Driver driver = driverService
+                .getDriver(desc.getMfrDesc(), desc.getHwDesc(), desc.getSwDesc());
+
+        if (driver.hasBehaviour(OpenFlowSwitchDriver.class)) {
+            OpenFlowSwitchDriver ofSwitchDriver = driver.createBehaviour(new DefaultDriverHandler(
+                    new DefaultDriverData(driver)), OpenFlowSwitchDriver.class);
+            ofSwitchDriver.init(new Dpid(dpid), desc, ofv);
+            ofSwitchDriver.setAgent(agent);
+            ofSwitchDriver.setRoleHandler(new RoleManager(ofSwitchDriver));
+            return ofSwitchDriver;
+        }
+        log.error("No OpenFlow driver for {} : {}", dpid, desc);
+        return null;
+
     }
 
-    public void start(OpenFlowAgent ag) {
+    public void start(OpenFlowAgent ag, DriverService driverService) {
         log.info("Starting OpenFlow IO");
         this.agent = ag;
+        this.driverService = driverService;
         this.init();
         this.run();
     }
diff --git a/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/OpenFlowControllerImpl.java b/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/OpenFlowControllerImpl.java
index d140a71..b59ce18 100644
--- a/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/OpenFlowControllerImpl.java
+++ b/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/OpenFlowControllerImpl.java
@@ -23,7 +23,10 @@
 import org.apache.felix.scr.annotations.Component;
 import org.apache.felix.scr.annotations.Deactivate;
 import org.apache.felix.scr.annotations.Modified;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.apache.felix.scr.annotations.Service;
+import org.onosproject.net.driver.DriverService;
 import org.onosproject.openflow.controller.DefaultOpenFlowPacketContext;
 import org.onosproject.openflow.controller.Dpid;
 import org.onosproject.openflow.controller.OpenFlowController;
@@ -76,6 +79,9 @@
     private static final Logger log =
             LoggerFactory.getLogger(OpenFlowControllerImpl.class);
 
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected DriverService driverService;
+
     private final ExecutorService executorMsgs =
         Executors.newFixedThreadPool(32, groupedThreads("onos/of", "event-stats-%d"));
 
@@ -115,7 +121,7 @@
     public void activate(ComponentContext context) {
         Map<String, String> properties = readComponentConfiguration(context);
         ctrl.setConfigParams(properties);
-        ctrl.start(agent);
+        ctrl.start(agent, driverService);
     }
 
     @Deactivate
diff --git a/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/RoleManager.java b/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/RoleManager.java
index eac39c3..2d7e2e7 100644
--- a/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/RoleManager.java
+++ b/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/RoleManager.java
@@ -15,10 +15,8 @@
  */
 package org.onosproject.openflow.controller.impl;
 
-import java.io.IOException;
-import java.util.Collections;
-import java.util.concurrent.TimeUnit;
-
+import com.google.common.cache.Cache;
+import com.google.common.cache.CacheBuilder;
 import org.onosproject.openflow.controller.RoleState;
 import org.onosproject.openflow.controller.driver.OpenFlowSwitchDriver;
 import org.onosproject.openflow.controller.driver.RoleHandler;
@@ -30,7 +28,6 @@
 import org.projectfloodlight.openflow.protocol.OFErrorType;
 import org.projectfloodlight.openflow.protocol.OFExperimenter;
 import org.projectfloodlight.openflow.protocol.OFFactories;
-import org.projectfloodlight.openflow.protocol.OFMessage;
 import org.projectfloodlight.openflow.protocol.OFNiciraControllerRole;
 import org.projectfloodlight.openflow.protocol.OFNiciraControllerRoleReply;
 import org.projectfloodlight.openflow.protocol.OFRoleReply;
@@ -42,8 +39,8 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import com.google.common.cache.Cache;
-import com.google.common.cache.CacheBuilder;
+import java.io.IOException;
+import java.util.concurrent.TimeUnit;
 
 
 /**
@@ -103,7 +100,7 @@
                 .setXid(xid)
                 .setRole(roleToSend)
                 .build();
-        sw.write(Collections.<OFMessage>singletonList(roleRequest));
+        sw.sendRoleRequest(roleRequest);
         return xid;
     }
 
@@ -133,7 +130,8 @@
                 //FIXME fix below when we actually use generation ids
                 .setGenerationId(U64.ZERO)
                 .build();
-        sw.write(rrm);
+
+        sw.sendRoleRequest(rrm);
         return xid;
     }
 
diff --git a/openflow/ctl/src/test/java/org/onosproject/openflow/controller/impl/RoleManagerTest.java b/openflow/ctl/src/test/java/org/onosproject/openflow/controller/impl/RoleManagerTest.java
index fb0e406..06929d2 100644
--- a/openflow/ctl/src/test/java/org/onosproject/openflow/controller/impl/RoleManagerTest.java
+++ b/openflow/ctl/src/test/java/org/onosproject/openflow/controller/impl/RoleManagerTest.java
@@ -15,15 +15,14 @@
  */
 package org.onosproject.openflow.controller.impl;
 
-import java.io.IOException;
-import java.util.List;
-
 import org.jboss.netty.channel.Channel;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
+import org.onosproject.net.driver.DriverData;
+import org.onosproject.net.driver.DriverHandler;
+import org.onosproject.openflow.controller.Dpid;
 import org.onosproject.openflow.controller.RoleState;
-import org.onosproject.openflow.controller.OpenFlowSwitch.TableType;
 import org.onosproject.openflow.controller.driver.OpenFlowAgent;
 import org.onosproject.openflow.controller.driver.OpenFlowSwitchDriver;
 import org.onosproject.openflow.controller.driver.RoleHandler;
@@ -39,12 +38,16 @@
 import org.projectfloodlight.openflow.protocol.OFPortDesc;
 import org.projectfloodlight.openflow.protocol.OFPortDescStatsReply;
 import org.projectfloodlight.openflow.protocol.OFVersion;
-import org.projectfloodlight.openflow.types.TableId;
 import org.projectfloodlight.openflow.types.U64;
 
+import java.io.IOException;
+import java.util.List;
+
 import static org.junit.Assert.assertEquals;
-import static org.onosproject.openflow.controller.RoleState.*;
-import static org.onosproject.openflow.controller.driver.RoleRecvStatus.*;
+import static org.onosproject.openflow.controller.RoleState.MASTER;
+import static org.onosproject.openflow.controller.RoleState.SLAVE;
+import static org.onosproject.openflow.controller.driver.RoleRecvStatus.MATCHED_CURRENT_ROLE;
+import static org.onosproject.openflow.controller.driver.RoleRecvStatus.OTHER_EXPECTATION;
 
 public class RoleManagerTest {
 
@@ -112,9 +115,6 @@
         public void sendMsg(List<OFMessage> msgs) {
         }
 
-        @Override
-        public void transformAndSendMsg(OFMessage msg, TableType tableType) {
-        }
 
         @Override
         public void handleMessage(OFMessage fromSwitch) {
@@ -224,6 +224,11 @@
         }
 
         @Override
+        public void sendRoleRequest(OFMessage message) {
+
+        }
+
+        @Override
         public boolean connectSwitch() {
             return false;
         }
@@ -293,19 +298,16 @@
         }
 
         @Override
+        public void init(Dpid dpid, OFDescStatsReply desc, OFVersion ofv) {
+
+        }
+
+        @Override
         public boolean isConnected() {
             return false;
         }
 
         @Override
-        public void write(OFMessage msg) {
-        }
-
-        @Override
-        public void write(List<OFMessage> msgs) {
-        }
-
-        @Override
         public void returnRoleReply(RoleState requested, RoleState response) {
             failed = requested;
         }
@@ -316,9 +318,23 @@
         }
 
         @Override
-        public TableType getTableType(TableId tid) {
-            return TableType.NONE;
+        public DriverHandler handler() {
+            return null;
         }
 
+        @Override
+        public void setHandler(DriverHandler handler) {
+
+        }
+
+        @Override
+        public DriverData data() {
+            return null;
+        }
+
+        @Override
+        public void setData(DriverData data) {
+
+        }
     }
 }
diff --git a/openflow/drivers/pom.xml b/openflow/drivers/pom.xml
deleted file mode 100644
index ec15e75..0000000
--- a/openflow/drivers/pom.xml
+++ /dev/null
@@ -1,39 +0,0 @@
-<!--
-  ~ Copyright 2014 Open Networking Laboratory
-  ~
-  ~ Licensed under the Apache License, Version 2.0 (the "License");
-  ~ you may not use this file except in compliance with the License.
-  ~ You may obtain a copy of the License at
-  ~
-  ~     http://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License.
-  -->
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
-    <modelVersion>4.0.0</modelVersion>
-
-    <parent>
-        <groupId>org.onosproject</groupId>
-        <artifactId>onos-of</artifactId>
-        <version>1.2.0-SNAPSHOT</version>
-        <relativePath>../pom.xml</relativePath>
-    </parent>
-
-    <artifactId>onos-of-drivers</artifactId>
-    <packaging>bundle</packaging>
-
-    <description>ONOS OpenFlow switch drivers &amp; factory</description>
-
-    <dependencies>
-        <dependency>
-            <groupId>org.onosproject</groupId>
-            <artifactId>onos-of-api</artifactId>
-        </dependency>
-    </dependencies>
-</project>
diff --git a/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/DriverManager.java b/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/DriverManager.java
deleted file mode 100644
index 1560d44..0000000
--- a/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/DriverManager.java
+++ /dev/null
@@ -1,192 +0,0 @@
-/*
- * Copyright 2014-2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.openflow.drivers;
-
-
-import org.onosproject.openflow.controller.Dpid;
-import org.onosproject.openflow.controller.RoleState;
-import org.onosproject.openflow.controller.driver.AbstractOpenFlowSwitch;
-import org.onosproject.openflow.controller.driver.OpenFlowSwitchDriver;
-import org.onosproject.openflow.controller.driver.OpenFlowSwitchDriverFactory;
-import org.projectfloodlight.openflow.protocol.OFDescStatsReply;
-import org.projectfloodlight.openflow.protocol.OFFlowAdd;
-import org.projectfloodlight.openflow.protocol.OFMessage;
-import org.projectfloodlight.openflow.protocol.OFPortDesc;
-import org.projectfloodlight.openflow.protocol.OFVersion;
-import org.projectfloodlight.openflow.types.TableId;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import java.util.Collections;
-import java.util.List;
-import java.util.stream.Collectors;
-
-/**
- * A simple implementation of a driver manager that differentiates between
- * connected switches using the OF Description Statistics Reply message.
- */
-public final class DriverManager implements OpenFlowSwitchDriverFactory {
-
-    private static final Logger log = LoggerFactory.getLogger(DriverManager.class);
-
-    private static final int LOWEST_PRIORITY = 0;
-
-    private static Dpid corsaDpid = new Dpid();
-
-    /**
-     * Return an IOFSwitch object based on switch's manufacturer description
-     * from OFDescStatsReply.
-     *
-     * @param desc DescriptionStatistics reply from the switch
-     * @return A IOFSwitch instance if the driver found an implementation for
-     *         the given description. Otherwise it returns OFSwitchImplBase
-     */
-    @Override
-    public OpenFlowSwitchDriver getOFSwitchImpl(Dpid dpid,
-            OFDescStatsReply desc, OFVersion ofv) {
-        String vendor = desc.getMfrDesc();
-        String hw = desc.getHwDesc();
-        String sw = desc.getSwDesc();
-
-        if (dpid.equals(corsaDpid)) {
-            if (hw.startsWith("Open vSwitch")) {
-                return new OFOVSSwitchCorsaTTP(dpid, desc);
-            } else {
-                return new OFCorsaSwitchDriver(dpid, desc);
-            }
-        }
-
-        if (vendor.startsWith("Stanford University, Ericsson Research and CPqD Research")
-                &&
-                hw.startsWith("OpenFlow 1.3 Reference Userspace Switch")) {
-            return new OFSwitchImplSpringOpenTTP(dpid, desc);
-        }
-
-        //TODO: Temporary work around until the configuration based
-        // driver manager framework is ready
-        if (vendor.contains("Dell")
-                &&
-                hw.contains("OpenFlow switch HW ver. 1.0")) {
-            return new OFSwitchImplSpringOpenTTPDellOSR(dpid, desc);
-        }
-
-        if (hw.startsWith("Open vSwitch")) {
-            if (ofv == OFVersion.OF_10) {
-                return new OFSwitchImplOVS10(dpid, desc);
-            } else if (ofv == OFVersion.OF_13) {
-                return new OFSwitchImplOVS13(dpid, desc);
-            }
-        }
-
-        if (vendor.equals("Pica8, Inc.") && sw.startsWith("PicOS") &&
-                ofv == OFVersion.OF_13) {
-            return new OFSwitchImplOVS13(dpid, desc);
-        }
-
-
-        if (sw.startsWith("LINC-OE")) {
-            log.warn("Optical Emulator LINC-OE with DPID:{} found..", dpid);
-            return new OFOpticalSwitchImplLINC13(dpid, desc);
-        }
-
-        if (vendor.startsWith("Corsa") && hw.startsWith("Corsa Element")
-                && sw.startsWith("2.3.1")) {
-            log.warn("Corsa Switch 2.3.1 found");
-            return new OFCorsaSwitchDriver(dpid, desc);
-        }
-
-        log.warn("DriverManager could not identify switch desc: {}. "
-                         + "Assigning AbstractOpenFlowSwich", desc);
-        return new AbstractOpenFlowSwitch(dpid, desc) {
-
-            @Override
-            public void setRole(RoleState state) {
-                this.role = RoleState.MASTER;
-            }
-
-            @Override
-            public void write(List<OFMessage> msgs) {
-                channel.write(msgs);
-            }
-
-            @Override
-            public void write(OFMessage msg) {
-                channel.write(Collections.singletonList(msg));
-
-            }
-
-            @Override
-            public Boolean supportNxRole() {
-                return false;
-            }
-
-            @Override
-            public void startDriverHandshake() {
-                if (factory().getVersion() == OFVersion.OF_10) {
-                    OFFlowAdd.Builder fmBuilder = factory().buildFlowAdd();
-                    fmBuilder.setPriority(LOWEST_PRIORITY);
-                    write(fmBuilder.build());
-                }
-            }
-
-            @Override
-            public void processDriverHandshakeMessage(OFMessage m) {}
-
-            @Override
-            public boolean isDriverHandshakeComplete() {
-                return true;
-            }
-
-            @Override
-            public List<OFPortDesc> getPorts() {
-                if (this.factory().getVersion() == OFVersion.OF_10) {
-                    return Collections.unmodifiableList(features.getPorts());
-                } else {
-                    return Collections.unmodifiableList(this.ports.stream()
-                                                        .flatMap((portReply) -> (portReply.getEntries().stream()))
-                                                        .collect(Collectors.toList()));
-                }
-            }
-
-            @Override
-            public TableType getTableType(TableId tid) {
-                return TableType.NONE;
-            }
-
-            @Override
-            public void transformAndSendMsg(OFMessage msg, TableType tableType) {
-                // TODO Auto-generated method stub
-
-            }
-        };
-    }
-
-    /**
-     * Private constructor to avoid instantiation.
-     */
-    private DriverManager() {
-    }
-
-    public static OpenFlowSwitchDriver getSwitch(Dpid dpid,
-            OFDescStatsReply desc, OFVersion ofv) {
-        return new DriverManager().getOFSwitchImpl(dpid, desc, ofv);
-    }
-
-    public static void setCorsaDpid(Dpid dpid) {
-        corsaDpid = dpid;
-    }
-
-}
diff --git a/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFCorsaSwitchDriver.java b/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFCorsaSwitchDriver.java
deleted file mode 100644
index 5fe41dd..0000000
--- a/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFCorsaSwitchDriver.java
+++ /dev/null
@@ -1,300 +0,0 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.openflow.drivers;
-
-import com.google.common.collect.Lists;
-import org.onlab.packet.Ethernet;
-import org.onosproject.openflow.controller.Dpid;
-import org.onosproject.openflow.controller.driver.AbstractOpenFlowSwitch;
-import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeAlreadyStarted;
-import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeCompleted;
-import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeNotStarted;
-import org.projectfloodlight.openflow.protocol.OFBarrierRequest;
-import org.projectfloodlight.openflow.protocol.OFDescStatsReply;
-import org.projectfloodlight.openflow.protocol.OFFlowMod;
-import org.projectfloodlight.openflow.protocol.OFMatchV3;
-import org.projectfloodlight.openflow.protocol.OFMessage;
-import org.projectfloodlight.openflow.protocol.OFType;
-import org.projectfloodlight.openflow.protocol.instruction.OFInstruction;
-import org.projectfloodlight.openflow.protocol.instruction.OFInstructionGotoTable;
-import org.projectfloodlight.openflow.protocol.match.Match;
-import org.projectfloodlight.openflow.protocol.match.MatchField;
-import org.projectfloodlight.openflow.protocol.oxm.OFOxm;
-import org.projectfloodlight.openflow.types.EthType;
-import org.projectfloodlight.openflow.types.OFGroup;
-import org.projectfloodlight.openflow.types.OFVlanVidMatch;
-import org.projectfloodlight.openflow.types.TableId;
-
-//import java.util.ArrayList;
-import java.util.Collections;
-import java.util.List;
-import java.util.concurrent.atomic.AtomicBoolean;
-
-/**
- * Corsa switch driver for BGP Router deployment.
- */
-public class OFCorsaSwitchDriver extends AbstractOpenFlowSwitch {
-
-    protected static final int FIRST_TABLE = 0;
-    protected static final int VLAN_MPLS_TABLE = 1;
-    protected static final int VLAN_TABLE = 2;
-    protected static final int MPLS_TABLE = 3;
-    protected static final int ETHER_TABLE = 4;
-    protected static final int COS_MAP_TABLE = 5;
-    protected static final int FIB_TABLE = 6;
-    protected static final int LOCAL_TABLE = 9;
-
-
-    private AtomicBoolean handShakeComplete = new AtomicBoolean(false);
-
-    private int barrierXid;
-
-    OFCorsaSwitchDriver(Dpid dpid, OFDescStatsReply desc) {
-        super(dpid);
-
-        setSwitchDescription(desc);
-    }
-
-    /**
-     * Used by the default sendMsg to 'write' to the switch.
-     * This method is indirectly used by generic onos services like proxyarp
-     * to request packets from the default flow table. In a multi-table
-     * pipeline, these requests are redirected to the correct table.
-     *
-     * For the Corsa switch, the equivalent table is the LOCAL TABLE
-     *
-     */
-    @Override
-    public void write(OFMessage msg) {
-/*        if (msg.getType() == OFType.FLOW_MOD) {
-            OFFlowMod flowMod = (OFFlowMod) msg;
-            OFFlowMod.Builder builder = flowMod.createBuilder();
-            builder.setTableId(TableId.of(LOCAL_TABLE));
-            channel.write(Collections.singletonList(builder.build()));
-        } else {
-            channel.write(Collections.singletonList(msg));
-        }
-*/
-        channel.write(Collections.singletonList(msg));
-    }
-
-    @Override
-    public void write(List<OFMessage> msgs) {
-/*        List<OFMessage> newMsgs = new ArrayList<OFMessage>();
-        for (OFMessage msg : msgs) {
-            if (msg.getType() == OFType.FLOW_MOD) {
-                OFFlowMod flowMod = (OFFlowMod) msg;
-                OFFlowMod.Builder builder = flowMod.createBuilder();
-                builder.setTableId(TableId.of(LOCAL_TABLE));
-                newMsgs.add(builder.build());
-            } else {
-                newMsgs.add(msg);
-            }
-        }
-        channel.write(newMsgs);
-*/
-        channel.write(msgs);
-    }
-
-    @Override
-    public void transformAndSendMsg(OFMessage msg, TableType type) {
-        log.trace("Trying to send {} of TableType {}", msg, type);
-        if (msg.getType() == OFType.FLOW_MOD) {
-            OFFlowMod flowMod = (OFFlowMod) msg;
-            OFFlowMod.Builder builder = flowMod.createBuilder();
-            List<OFInstruction> instructions = flowMod.getInstructions();
-            List<OFInstruction> newInstructions = Lists.newArrayList();
-            for (OFInstruction i : instructions) {
-                if (i instanceof OFInstructionGotoTable) {
-                    OFInstructionGotoTable gotoTable = (OFInstructionGotoTable) i;
-                    TableType tid = TableType.values()[gotoTable.getTableId().getValue()];
-                    switch (tid) {
-                        case VLAN_MPLS:
-                            newInstructions.add(
-                                    gotoTable.createBuilder()
-                                            .setTableId(TableId.of(VLAN_MPLS_TABLE)).build());
-                            break;
-                        case VLAN:
-                            newInstructions.add(
-                                    gotoTable.createBuilder()
-                                            .setTableId(TableId.of(VLAN_TABLE)).build());
-                            break;
-                        case ETHER:
-                            newInstructions.add(
-                                    gotoTable.createBuilder()
-                                            .setTableId(TableId.of(ETHER_TABLE)).build());
-                            break;
-                        case COS:
-                            newInstructions.add(
-                                    gotoTable.createBuilder()
-                                            .setTableId(TableId.of(COS_MAP_TABLE)).build());
-                            break;
-                        case IP:
-                            newInstructions.add(
-                                    gotoTable.createBuilder()
-                                            .setTableId(TableId.of(FIB_TABLE)).build());
-                            break;
-                        case MPLS:
-                            newInstructions.add(
-                                    gotoTable.createBuilder()
-                                            .setTableId(TableId.of(MPLS_TABLE)).build());
-                            break;
-                        case ACL:
-                            newInstructions.add(
-                                    gotoTable.createBuilder()
-                                            .setTableId(TableId.of(LOCAL_TABLE)).build());
-                            break;
-                        case NONE:
-                            log.error("Should never have to go to Table 0");
-                            /*newInstructions.add(
-                                    gotoTable.createBuilder()
-                                            .setTableId(TableId.of(0)).build());
-                            */
-                            break;
-                        default:
-                            log.warn("Unknown table type: {}", tid);
-                    }
-
-                } else {
-                    newInstructions.add(i);
-                }
-            }
-            switch (type) {
-                case VLAN_MPLS:
-                    builder.setTableId(TableId.of(VLAN_MPLS_TABLE));
-                    break;
-                case VLAN:
-                    builder.setTableId(TableId.of(VLAN_TABLE));
-                    break;
-                case ETHER:
-                    builder.setTableId(TableId.of(ETHER_TABLE));
-                    break;
-                case COS:
-                    builder.setTableId(TableId.of(COS_MAP_TABLE));
-                    break;
-                case IP:
-                    builder.setTableId(TableId.of(FIB_TABLE));
-                    break;
-                case MPLS:
-                    builder.setTableId(TableId.of(MPLS_TABLE));
-                    break;
-                case ACL:
-                    builder.setTableId(TableId.of(LOCAL_TABLE));
-                    break;
-                case FIRST:
-                    builder.setTableId(TableId.of(FIRST_TABLE));
-                    break;
-                case NONE:
-                    builder.setTableId(TableId.of(LOCAL_TABLE));
-                    break;
-                default:
-                    log.warn("Unknown table type: {}", type);
-            }
-            builder.setInstructions(newInstructions);
-
-            OFMatchV3 match = (OFMatchV3) flowMod.getMatch();
-            for (OFOxm oxm: match.getOxmList()) {
-                if (oxm.getMatchField() == MatchField.VLAN_VID &&
-                        oxm.getValue().equals(OFVlanVidMatch.PRESENT)) {
-                        Match.Builder mBuilder = factory().buildMatchV3();
-                        mBuilder.setExact(MatchField.ETH_TYPE, EthType.of(Ethernet.TYPE_VLAN));
-                        builder.setMatch(mBuilder.build());
-                }
-            }
-
-            OFMessage msgnew = builder.build();
-            channel.write(Collections.singletonList(msgnew));
-            log.debug("Installed {}", msgnew);
-
-        } else {
-            channel.write(Collections.singletonList(msg));
-        }
-    }
-
-    @Override
-    public TableType getTableType(TableId tid) {
-        switch (tid.getValue()) {
-        case VLAN_MPLS_TABLE:
-            return TableType.VLAN_MPLS;
-        case VLAN_TABLE:
-            return TableType.VLAN;
-        case ETHER_TABLE:
-            return TableType.ETHER;
-        case COS_MAP_TABLE:
-            return TableType.COS;
-        case FIB_TABLE:
-            return TableType.IP;
-        case MPLS_TABLE:
-            return TableType.MPLS;
-        case LOCAL_TABLE:
-            return TableType.NONE;
-        case FIRST_TABLE:
-            return TableType.FIRST;
-        default:
-            log.warn("Unknown table type: {}", tid.getValue());
-            return TableType.NONE;
-        }
-    }
-
-    @Override
-    public Boolean supportNxRole() {
-        return false;
-    }
-
-    @Override
-    public void startDriverHandshake() {
-        if (startDriverHandshakeCalled) {
-            throw new SwitchDriverSubHandshakeAlreadyStarted();
-        }
-        startDriverHandshakeCalled = true;
-        OFFlowMod fm = factory().buildFlowDelete()
-                .setTableId(TableId.ALL)
-                .setOutGroup(OFGroup.ANY)
-                .build();
-
-        channel.write(Collections.singletonList(fm));
-
-        barrierXid = getNextTransactionId();
-        OFBarrierRequest barrier = factory().buildBarrierRequest()
-                .setXid(barrierXid).build();
-
-
-        channel.write(Collections.singletonList(barrier));
-
-    }
-
-    @Override
-    public boolean isDriverHandshakeComplete() {
-        if (!startDriverHandshakeCalled) {
-            throw new SwitchDriverSubHandshakeAlreadyStarted();
-        }
-        return handShakeComplete.get();
-    }
-
-    @Override
-    public void processDriverHandshakeMessage(OFMessage m) {
-        if (!startDriverHandshakeCalled) {
-            throw new SwitchDriverSubHandshakeNotStarted();
-        }
-        if (handShakeComplete.get()) {
-            throw new SwitchDriverSubHandshakeCompleted(m);
-        }
-        if (m.getType() == OFType.BARRIER_REPLY &&
-                m.getXid() == barrierXid) {
-            handShakeComplete.set(true);
-        }
-    }
-}
diff --git a/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFOVSSwitchCorsaTTP.java b/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFOVSSwitchCorsaTTP.java
deleted file mode 100644
index 9e85def..0000000
--- a/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFOVSSwitchCorsaTTP.java
+++ /dev/null
@@ -1,140 +0,0 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.openflow.drivers;
-
-import org.onosproject.openflow.controller.Dpid;
-import org.projectfloodlight.openflow.protocol.OFDescStatsReply;
-import org.projectfloodlight.openflow.protocol.OFMessage;
-/*import com.google.common.collect.Lists;
-import org.projectfloodlight.openflow.protocol.OFFlowMod;
-import org.projectfloodlight.openflow.protocol.OFType;
-import org.projectfloodlight.openflow.protocol.instruction.OFInstruction;
-import org.projectfloodlight.openflow.protocol.instruction.OFInstructionGotoTable;
-import org.projectfloodlight.openflow.types.TableId;
-import java.util.List;
-*/
-import java.util.Collections;
-
-public class OFOVSSwitchCorsaTTP extends OFCorsaSwitchDriver {
-
-    OFOVSSwitchCorsaTTP(Dpid dpid, OFDescStatsReply desc) {
-        super(dpid, desc);
-    }
-
-    @Override
-    public void transformAndSendMsg(OFMessage msg, TableType type) {
-        /*log.trace("Trying to send {} of TableType {}", msg, type);
-        if (msg.getType() == OFType.FLOW_MOD) {
-            OFFlowMod flowMod = (OFFlowMod) msg;
-            OFFlowMod.Builder builder = flowMod.createBuilder();
-            List<OFInstruction> instructions = flowMod.getInstructions();
-            List<OFInstruction> newInstructions = Lists.newArrayList();
-            for (OFInstruction i : instructions) {
-                if (i instanceof OFInstructionGotoTable) {
-                    OFInstructionGotoTable gotoTable = (OFInstructionGotoTable) i;
-                    TableType tid = TableType.values()[gotoTable.getTableId().getValue()];
-                    switch (tid) {
-                        case VLAN_MPLS:
-                            newInstructions.add(
-                                    gotoTable.createBuilder()
-                                            .setTableId(TableId.of(VLAN_MPLS_TABLE)).build());
-                            break;
-                        case VLAN:
-                            newInstructions.add(
-                                    gotoTable.createBuilder()
-                                            .setTableId(TableId.of(VLAN_TABLE)).build());
-                            break;
-                        case ETHER:
-                            newInstructions.add(
-                                    gotoTable.createBuilder()
-                                            .setTableId(TableId.of(ETHER_TABLE)).build());
-                            break;
-                        case COS:
-                            newInstructions.add(
-                                    gotoTable.createBuilder()
-                                            .setTableId(TableId.of(COS_MAP_TABLE)).build());
-                            break;
-                        case IP:
-                            newInstructions.add(
-                                    gotoTable.createBuilder()
-                                            .setTableId(TableId.of(FIB_TABLE)).build());
-                            break;
-                        case MPLS:
-                            newInstructions.add(
-                                    gotoTable.createBuilder()
-                                            .setTableId(TableId.of(MPLS_TABLE)).build());
-                            break;
-                        case ACL:
-                            newInstructions.add(
-                                    gotoTable.createBuilder()
-                                            .setTableId(TableId.of(LOCAL_TABLE)).build());
-                            break;
-                        case NONE:
-                            log.error("Should never have to go to Table 0");
-                            newInstructions.add(
-                                    gotoTable.createBuilder()
-                                            .setTableId(TableId.of(0)).build());
-
-                            break;
-                        default:
-                            log.warn("Unknown table type: {}", tid);
-                    }
-                } else {
-                    newInstructions.add(i);
-                }
-            }
-            switch (type) {
-                case VLAN_MPLS:
-                    builder.setTableId(TableId.of(VLAN_MPLS_TABLE));
-                    break;
-                case VLAN:
-                    builder.setTableId(TableId.of(VLAN_TABLE));
-                    break;
-                case ETHER:
-                    builder.setTableId(TableId.of(ETHER_TABLE));
-                    break;
-                case COS:
-                    builder.setTableId(TableId.of(COS_MAP_TABLE));
-                    break;
-                case IP:
-                    builder.setTableId(TableId.of(FIB_TABLE));
-                    break;
-                case MPLS:
-                    builder.setTableId(TableId.of(MPLS_TABLE));
-                    break;
-                case ACL:
-                    builder.setTableId(TableId.of(LOCAL_TABLE));
-                    break;
-                case FIRST:
-                    builder.setTableId(TableId.of(FIRST_TABLE));
-                    break;
-                case NONE:
-                    builder.setTableId(TableId.of(LOCAL_TABLE));
-                    break;
-                default:
-                    log.warn("Unknown table type: {}", type);
-            }
-            builder.setInstructions(newInstructions);
-            OFMessage msgnew = builder.build();
-            channel.write(Collections.singletonList(msgnew));
-            log.debug("Installed {}", msgnew);
-
-        } else {
-            channel.write(Collections.singletonList(msg));
-        }*/
-        channel.write(Collections.singletonList(msg));
-    }
-}
diff --git a/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFSwitchImplOVS10.java b/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFSwitchImplOVS10.java
deleted file mode 100644
index 38fe65f..0000000
--- a/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFSwitchImplOVS10.java
+++ /dev/null
@@ -1,100 +0,0 @@
-/*
- * Copyright 2014-2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.openflow.drivers;
-
-import java.util.Collections;
-import java.util.List;
-
-import org.onosproject.openflow.controller.Dpid;
-import org.onosproject.openflow.controller.driver.AbstractOpenFlowSwitch;
-import org.projectfloodlight.openflow.protocol.OFDescStatsReply;
-import org.projectfloodlight.openflow.protocol.OFFlowAdd;
-import org.projectfloodlight.openflow.protocol.OFMessage;
-import org.projectfloodlight.openflow.protocol.OFPortDesc;
-import org.projectfloodlight.openflow.types.TableId;
-
-/**
- * OFDescriptionStatistics Vendor (Manufacturer Desc.): Nicira, Inc. Make
- * (Hardware Desc.) : Open vSwitch Model (Datapath Desc.) : None Software :
- * 1.11.90 (or whatever version + build) Serial : None
- */
-public class OFSwitchImplOVS10 extends AbstractOpenFlowSwitch {
-
-    private static final int LOWEST_PRIORITY = 0;
-
-    public OFSwitchImplOVS10(Dpid dpid, OFDescStatsReply desc) {
-        super(dpid);
-        setSwitchDescription(desc);
-
-    }
-
-    /* (non-Javadoc)
-     * @see java.lang.Object#toString()
-     */
-    @Override
-    public String toString() {
-        return "OFSwitchImplOVS10 [" + ((channel != null)
-                ? channel.getRemoteAddress() : "?")
-                + " DPID[" + ((getStringId() != null) ? getStringId() : "?") + "]]";
-    }
-
-    @Override
-    public Boolean supportNxRole() {
-        return true;
-    }
-
-    @Override
-    public void startDriverHandshake() {
-        OFFlowAdd.Builder fmBuilder = factory().buildFlowAdd();
-        fmBuilder.setPriority(LOWEST_PRIORITY);
-        write(fmBuilder.build());
-    }
-
-    @Override
-    public boolean isDriverHandshakeComplete() {
-        return true;
-    }
-
-    @Override
-    public void processDriverHandshakeMessage(OFMessage m) {}
-
-    @Override
-    public void write(OFMessage msg) {
-        channel.write(Collections.singletonList(msg));
-    }
-
-    @Override
-    public void write(List<OFMessage> msgs) {
-        channel.write(msgs);
-    }
-
-    @Override
-    public List<OFPortDesc> getPorts() {
-        return Collections.unmodifiableList(features.getPorts());
-    }
-
-    @Override
-    public TableType getTableType(TableId tid) {
-        return TableType.NONE;
-    }
-
-    @Override
-    public void transformAndSendMsg(OFMessage msg, TableType tableType) {
-        // TODO Auto-generated method stub
-
-    }
-
-}
diff --git a/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFSwitchImplOVS13.java b/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFSwitchImplOVS13.java
deleted file mode 100644
index 52ee5d1..0000000
--- a/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFSwitchImplOVS13.java
+++ /dev/null
@@ -1,251 +0,0 @@
-/*
- * Copyright 2014-2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.openflow.drivers;
-
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.List;
-import java.util.concurrent.atomic.AtomicBoolean;
-
-import org.onosproject.openflow.controller.Dpid;
-import org.onosproject.openflow.controller.driver.AbstractOpenFlowSwitch;
-import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeAlreadyStarted;
-import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeCompleted;
-import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeNotStarted;
-import org.projectfloodlight.openflow.protocol.OFBarrierRequest;
-import org.projectfloodlight.openflow.protocol.OFDescStatsReply;
-import org.projectfloodlight.openflow.protocol.OFFactory;
-import org.projectfloodlight.openflow.protocol.OFMatchV3;
-import org.projectfloodlight.openflow.protocol.OFMessage;
-import org.projectfloodlight.openflow.protocol.OFOxmList;
-import org.projectfloodlight.openflow.protocol.action.OFAction;
-import org.projectfloodlight.openflow.protocol.instruction.OFInstruction;
-import org.projectfloodlight.openflow.types.OFBufferId;
-import org.projectfloodlight.openflow.types.OFPort;
-import org.projectfloodlight.openflow.types.TableId;
-
-/**
- * OFDescriptionStatistics Vendor (Manufacturer Desc.): Nicira, Inc. Make
- * (Hardware Desc.) : Open vSwitch Model (Datapath Desc.) : None Software :
- * 2.1.0 (or whatever version + build) Serial : None
- */
-public class OFSwitchImplOVS13 extends AbstractOpenFlowSwitch {
-
-    private final AtomicBoolean driverHandshakeComplete;
-    private OFFactory factory;
-    private long barrierXidToWaitFor = -1;
-
-    private static final short MIN_PRIORITY = 0x0;
-    private static final int OFPCML_NO_BUFFER = 0xffff;
-
-    public OFSwitchImplOVS13(Dpid dpid, OFDescStatsReply desc) {
-        super(dpid);
-        driverHandshakeComplete = new AtomicBoolean(false);
-        setSwitchDescription(desc);
-    }
-
-    @Override
-    public String toString() {
-        return "OFSwitchImplOVS13 [" + ((channel != null)
-                ? channel.getRemoteAddress() : "?")
-                + " DPID[" + ((getStringId() != null) ? getStringId() : "?") + "]]";
-    }
-
-    @Override
-    public void startDriverHandshake() {
-        log.debug("Starting driver handshake for sw {}", getStringId());
-        if (startDriverHandshakeCalled) {
-            throw new SwitchDriverSubHandshakeAlreadyStarted();
-        }
-        startDriverHandshakeCalled = true;
-        factory = factory();
-        configureSwitch();
-    }
-
-    @Override
-    public boolean isDriverHandshakeComplete() {
-        if (!startDriverHandshakeCalled) {
-            throw new SwitchDriverSubHandshakeNotStarted();
-        }
-        return driverHandshakeComplete.get();
-    }
-
-    @Override
-    public void processDriverHandshakeMessage(OFMessage m) {
-        if (!startDriverHandshakeCalled) {
-            throw new SwitchDriverSubHandshakeNotStarted();
-        }
-        if (driverHandshakeComplete.get()) {
-            throw new SwitchDriverSubHandshakeCompleted(m);
-        }
-
-        switch (m.getType()) {
-        case BARRIER_REPLY:
-            if (m.getXid() == barrierXidToWaitFor) {
-                driverHandshakeComplete.set(true);
-            }
-            break;
-
-        case ERROR:
-            log.error("Switch {} Error {}", getStringId(), m);
-            break;
-
-        case FEATURES_REPLY:
-            break;
-        case FLOW_REMOVED:
-            break;
-        case GET_ASYNC_REPLY:
-            // OFAsyncGetReply asrep = (OFAsyncGetReply)m;
-            // decodeAsyncGetReply(asrep);
-            break;
-
-        case PACKET_IN:
-            break;
-        case PORT_STATUS:
-            break;
-        case QUEUE_GET_CONFIG_REPLY:
-            break;
-        case ROLE_REPLY:
-            break;
-
-        case STATS_REPLY:
-            // processStatsReply((OFStatsReply) m);
-            break;
-
-        default:
-            log.debug("Received message {} during switch-driver subhandshake "
-                    + "from switch {} ... Ignoring message", m, getStringId());
-
-        }
-    }
-
-    private void configureSwitch() {
-        sendBarrier(true);
-    }
-
-    private void sendBarrier(boolean finalBarrier) {
-        int xid = getNextTransactionId();
-        if (finalBarrier) {
-            barrierXidToWaitFor = xid;
-        }
-        OFBarrierRequest br = factory
-                .buildBarrierRequest()
-                .setXid(xid)
-                .build();
-        write(br);
-    }
-
-    @Override
-    public Boolean supportNxRole() {
-        return false;
-    }
-
-    @Override
-    public void write(OFMessage msg) {
-        channel.write(Collections.singletonList(msg));
-
-    }
-
-    @Override
-    public void write(List<OFMessage> msgs) {
-        channel.write(msgs);
-    }
-
-    /**
-     * By default if none of the booleans in the call are set, then the
-     * table-miss entry is added with no instructions, which means that pipeline
-     * execution will stop, and the action set associated with the packet will
-     * be executed.
-     *
-     * @param tableToAdd
-     * @param toControllerNow as an APPLY_ACTION instruction
-     * @param toControllerWrite as a WRITE_ACITION instruction
-     * @param toTable as a GOTO_TABLE instruction
-     * @param tableToSend
-     */
-    @SuppressWarnings("unchecked")
-    private void populateTableMissEntry(int tableToAdd, boolean toControllerNow,
-            boolean toControllerWrite,
-            boolean toTable, int tableToSend) {
-        OFOxmList oxmList = OFOxmList.EMPTY;
-        OFMatchV3 match = factory.buildMatchV3()
-                .setOxmList(oxmList)
-                .build();
-        OFAction outc = factory.actions()
-                .buildOutput()
-                .setPort(OFPort.CONTROLLER)
-                .setMaxLen(OFPCML_NO_BUFFER)
-                .build();
-        List<OFInstruction> instructions = new ArrayList<OFInstruction>();
-        if (toControllerNow) {
-            // table-miss instruction to send to controller immediately
-            OFInstruction instr = factory.instructions()
-                    .buildApplyActions()
-                    .setActions(Collections.singletonList(outc))
-                    .build();
-            instructions.add(instr);
-        }
-
-        if (toControllerWrite) {
-            // table-miss instruction to write-action to send to controller
-            // this will be executed whenever the action-set gets executed
-            OFInstruction instr = factory.instructions()
-                    .buildWriteActions()
-                    .setActions(Collections.singletonList(outc))
-                    .build();
-            instructions.add(instr);
-        }
-
-        if (toTable) {
-            // table-miss instruction to goto-table x
-            OFInstruction instr = factory.instructions()
-                    .gotoTable(TableId.of(tableToSend));
-            instructions.add(instr);
-        }
-
-        if (!toControllerNow && !toControllerWrite && !toTable) {
-            // table-miss has no instruction - at which point action-set will be
-            // executed - if there is an action to output/group in the action
-            // set
-            // the packet will be sent there, otherwise it will be dropped.
-            instructions = Collections.EMPTY_LIST;
-        }
-
-        OFMessage tableMissEntry = factory.buildFlowAdd()
-                .setTableId(TableId.of(tableToAdd))
-                .setMatch(match) // match everything
-                .setInstructions(instructions)
-                .setPriority(MIN_PRIORITY)
-                .setBufferId(OFBufferId.NO_BUFFER)
-                .setIdleTimeout(0)
-                .setHardTimeout(0)
-                .setXid(getNextTransactionId())
-                .build();
-        write(tableMissEntry);
-    }
-
-    @Override
-    public TableType getTableType(TableId tid) {
-        return TableType.NONE;
-    }
-
-    @Override
-    public void transformAndSendMsg(OFMessage msg, TableType tableType) {
-        // TODO Auto-generated method stub
-
-    }
-
-}
diff --git a/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFSwitchImplSpringOpenTTP.java b/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFSwitchImplSpringOpenTTP.java
deleted file mode 100644
index 80fc95f..0000000
--- a/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFSwitchImplSpringOpenTTP.java
+++ /dev/null
@@ -1,194 +0,0 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.openflow.drivers;
-
-import com.google.common.collect.Lists;
-import org.onosproject.openflow.controller.Dpid;
-import org.onosproject.openflow.controller.driver.AbstractOpenFlowSwitch;
-import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeAlreadyStarted;
-import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeCompleted;
-import org.onosproject.openflow.controller.driver.SwitchDriverSubHandshakeNotStarted;
-import org.projectfloodlight.openflow.protocol.OFFlowMod;
-import org.projectfloodlight.openflow.protocol.OFDescStatsReply;
-import org.projectfloodlight.openflow.protocol.OFFactory;
-import org.projectfloodlight.openflow.protocol.OFMessage;
-import org.projectfloodlight.openflow.protocol.OFType;
-import org.projectfloodlight.openflow.protocol.instruction.OFInstruction;
-import org.projectfloodlight.openflow.protocol.instruction.OFInstructionGotoTable;
-import org.projectfloodlight.openflow.types.TableId;
-
-import java.util.Collections;
-import java.util.List;
-import java.util.concurrent.atomic.AtomicBoolean;
-
-//TODO: Knock-off this class as we don't need any switch/app specific
-//drivers in the south bound layers.
-public class OFSwitchImplSpringOpenTTP extends AbstractOpenFlowSwitch {
-
-    private OFFactory factory;
-
-    private final AtomicBoolean driverHandshakeComplete;
-    private AtomicBoolean haltStateMachine;
-
-    /* Default table ID - compatible with CpqD switch */
-    private static final int TABLE_VLAN = 0;
-    private static final int TABLE_TMAC = 1;
-    private static final int TABLE_IPV4_UNICAST = 2;
-    private static final int TABLE_MPLS = 3;
-    private static final int TABLE_ACL = 5;
-
-    /*
-     * Set the default values. These variables will get overwritten based on the
-     * switch vendor type
-     */
-    protected int vlanTableId = TABLE_VLAN;
-    protected int tmacTableId = TABLE_TMAC;
-    protected int ipv4UnicastTableId = TABLE_IPV4_UNICAST;
-    protected int mplsTableId = TABLE_MPLS;
-    protected int aclTableId = TABLE_ACL;
-
-    protected OFSwitchImplSpringOpenTTP(Dpid dpid, OFDescStatsReply desc) {
-        super(dpid);
-        driverHandshakeComplete = new AtomicBoolean(false);
-        haltStateMachine = new AtomicBoolean(false);
-        setSwitchDescription(desc);
-    }
-
-    @Override
-    public String toString() {
-        return "OFSwitchImplSpringOpenTTP ["
-                + ((channel != null) ? channel.getRemoteAddress() : "?")
-                + " DPID["
-                + ((this.getStringId() != null) ? this.getStringId() : "?")
-                + "]]";
-    }
-
-    @Override
-    public Boolean supportNxRole() {
-        return null;
-    }
-
-    @Override
-    public void startDriverHandshake() {
-        log.debug("Starting driver handshake for sw {}", getStringId());
-        if (startDriverHandshakeCalled) {
-            throw new SwitchDriverSubHandshakeAlreadyStarted();
-        }
-        startDriverHandshakeCalled = true;
-        factory = this.factory();
-
-        driverHandshakeComplete.set(true);
-        log.debug("Driver handshake is complete");
-
-    }
-
-    @Override
-    public boolean isDriverHandshakeComplete() {
-        if (!startDriverHandshakeCalled) {
-            throw new SwitchDriverSubHandshakeNotStarted();
-        }
-        return driverHandshakeComplete.get();
-    }
-
-    @Override
-    public void processDriverHandshakeMessage(OFMessage m) {
-        if (!startDriverHandshakeCalled) {
-            throw new SwitchDriverSubHandshakeNotStarted();
-        }
-        if (driverHandshakeComplete.get()) {
-            throw new SwitchDriverSubHandshakeCompleted(m);
-        }
-    }
-
-    @Override
-    public void write(OFMessage msg) {
-        channel.write(Collections.singletonList(msg));
-    }
-
-    @Override
-    public void write(List<OFMessage> msgs) {
-        channel.write(msgs);
-    }
-
-    @Override
-    public void transformAndSendMsg(OFMessage msg, TableType type) {
-        if (msg.getType() == OFType.FLOW_MOD) {
-            OFFlowMod flowMod = (OFFlowMod) msg;
-            OFFlowMod.Builder builder = flowMod.createBuilder();
-            List<OFInstruction> instructions = flowMod.getInstructions();
-            List<OFInstruction> newInstructions = Lists.newArrayList();
-            for (OFInstruction i : instructions) {
-                if (i instanceof OFInstructionGotoTable) {
-                    OFInstructionGotoTable gotoTable = (OFInstructionGotoTable) i;
-                    TableType tid = TableType.values()[gotoTable.getTableId()
-                            .getValue()];
-                    newInstructions.add(gotoTable.createBuilder()
-                            .setTableId(getTableId(tid)).build());
-                } else {
-                    newInstructions.add(i);
-                }
-            }
-            builder.setTableId(getTableId(type));
-            builder.setInstructions(newInstructions);
-            OFMessage msgnew = builder.build();
-            channel.write(Collections.singletonList(msgnew));
-            log.trace("Installed {}", msgnew);
-
-        } else {
-            channel.write(Collections.singletonList(msg));
-        }
-    }
-
-    @Override
-    public TableType getTableType(TableId tid) {
-        switch (tid.getValue()) {
-        case TABLE_IPV4_UNICAST:
-            return TableType.IP;
-        case TABLE_MPLS:
-            return TableType.MPLS;
-        case TABLE_ACL:
-            return TableType.ACL;
-        case TABLE_VLAN:
-            return TableType.VLAN;
-        case TABLE_TMAC:
-            return TableType.ETHER;
-        default:
-            log.error("Table type for Table id {} is not supported in the driver",
-                      tid);
-            return TableType.NONE;
-        }
-    }
-
-    private TableId getTableId(TableType tableType) {
-        switch (tableType) {
-        case IP:
-            return TableId.of(ipv4UnicastTableId);
-        case MPLS:
-            return TableId.of(mplsTableId);
-        case ACL:
-            return TableId.of(aclTableId);
-        case VLAN:
-            return TableId.of(vlanTableId);
-        case ETHER:
-            return TableId.of(tmacTableId);
-        default: {
-            log.error("Table type {} is not supported in the driver", tableType);
-            return TableId.NONE;
-        }
-        }
-    }
-
-}
diff --git a/openflow/pom.xml b/openflow/pom.xml
index 4354b60..5ebed53 100644
--- a/openflow/pom.xml
+++ b/openflow/pom.xml
@@ -34,7 +34,6 @@
     <modules>
         <module>api</module>
         <module>ctl</module>
-        <module>drivers</module>
     </modules>
 
     <dependencies>
diff --git a/providers/openflow/app/features.xml b/providers/openflow/app/features.xml
index 01d5e33..39e5eed 100644
--- a/providers/openflow/app/features.xml
+++ b/providers/openflow/app/features.xml
@@ -21,7 +21,6 @@
         <feature>onos-api</feature>
         <bundle>mvn:io.netty/netty/3.9.2.Final</bundle>
         <bundle>mvn:${project.groupId}/onos-of-api/${project.version}</bundle>
-        <bundle>mvn:${project.groupId}/onos-of-drivers/${project.version}</bundle>
         <bundle>mvn:${project.groupId}/onos-of-ctl/${project.version}</bundle>
 
         <bundle>mvn:${project.groupId}/onos-lldp-provider/${project.version}</bundle>
diff --git a/providers/openflow/device/src/test/java/org/onosproject/provider/of/device/impl/OpenFlowDeviceProviderTest.java b/providers/openflow/device/src/test/java/org/onosproject/provider/of/device/impl/OpenFlowDeviceProviderTest.java
index 57ef42b..40b1849 100644
--- a/providers/openflow/device/src/test/java/org/onosproject/provider/of/device/impl/OpenFlowDeviceProviderTest.java
+++ b/providers/openflow/device/src/test/java/org/onosproject/provider/of/device/impl/OpenFlowDeviceProviderTest.java
@@ -15,21 +15,9 @@
  */
 package org.onosproject.provider.of.device.impl;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNull;
-import static org.junit.Assert.assertTrue;
-import static org.onosproject.net.Device.Type.*;
-import static org.onosproject.net.MastershipRole.*;
-
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-
+import com.google.common.collect.HashMultimap;
+import com.google.common.collect.Lists;
+import com.google.common.collect.Multimap;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
@@ -51,7 +39,6 @@
 import org.onosproject.openflow.controller.OpenFlowSwitchListener;
 import org.onosproject.openflow.controller.PacketListener;
 import org.onosproject.openflow.controller.RoleState;
-import org.onosproject.openflow.controller.OpenFlowSwitch.TableType;
 import org.projectfloodlight.openflow.protocol.OFFactory;
 import org.projectfloodlight.openflow.protocol.OFMessage;
 import org.projectfloodlight.openflow.protocol.OFPortDesc;
@@ -59,11 +46,18 @@
 import org.projectfloodlight.openflow.protocol.OFPortStatus;
 import org.projectfloodlight.openflow.protocol.ver10.OFFactoryVer10;
 import org.projectfloodlight.openflow.types.OFPort;
-import org.projectfloodlight.openflow.types.TableId;
 
-import com.google.common.collect.HashMultimap;
-import com.google.common.collect.Lists;
-import com.google.common.collect.Multimap;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import static org.junit.Assert.*;
+import static org.onosproject.net.Device.Type.SWITCH;
+import static org.onosproject.net.MastershipRole.*;
 
 public class OpenFlowDeviceProviderTest {
 
@@ -400,17 +394,6 @@
             return "1.2.3.4:1";
         }
 
-        @Override
-        public TableType getTableType(TableId tid) {
-            return TableType.NONE;
-        }
-
-        @Override
-        public void transformAndSendMsg(OFMessage msg, TableType tableType) {
-            // TODO Auto-generated method stub
-        }
-
-
     }
 
 }
diff --git a/providers/openflow/group/src/test/java/org/onosproject/provider/of/group/impl/OpenFlowGroupProviderTest.java b/providers/openflow/group/src/test/java/org/onosproject/provider/of/group/impl/OpenFlowGroupProviderTest.java
index 2cd2e55..e139e73 100644
--- a/providers/openflow/group/src/test/java/org/onosproject/provider/of/group/impl/OpenFlowGroupProviderTest.java
+++ b/providers/openflow/group/src/test/java/org/onosproject/provider/of/group/impl/OpenFlowGroupProviderTest.java
@@ -1,7 +1,6 @@
 package org.onosproject.provider.of.group.impl;
 
 import com.google.common.collect.Lists;
-
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
@@ -42,15 +41,12 @@
 import org.projectfloodlight.openflow.protocol.OFVersion;
 import org.projectfloodlight.openflow.protocol.errormsg.OFGroupModFailedErrorMsg;
 import org.projectfloodlight.openflow.types.OFGroup;
-import org.projectfloodlight.openflow.types.TableId;
 
 import java.util.Collection;
 import java.util.List;
 import java.util.Set;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNull;
+import static org.junit.Assert.*;
 
 public class OpenFlowGroupProviderTest {
 
@@ -396,14 +392,5 @@
             return null;
         }
 
-        @Override
-        public TableType getTableType(TableId tid) {
-            return TableType.NONE;
-        }
-
-        @Override
-        public void transformAndSendMsg(OFMessage msg, TableType tableType) {
-            // TODO Auto-generated method stub
-        }
     }
 }
\ No newline at end of file
diff --git a/providers/openflow/packet/src/test/java/org/onosproject/provider/of/packet/impl/OpenFlowPacketProviderTest.java b/providers/openflow/packet/src/test/java/org/onosproject/provider/of/packet/impl/OpenFlowPacketProviderTest.java
index f1da2e7..84c3544 100644
--- a/providers/openflow/packet/src/test/java/org/onosproject/provider/of/packet/impl/OpenFlowPacketProviderTest.java
+++ b/providers/openflow/packet/src/test/java/org/onosproject/provider/of/packet/impl/OpenFlowPacketProviderTest.java
@@ -15,18 +15,13 @@
  */
 package org.onosproject.provider.of.packet.impl;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNull;
-
-import java.nio.ByteBuffer;
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Set;
-
+import com.google.common.collect.Lists;
+import com.google.common.collect.Sets;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
+import org.onlab.packet.ARP;
+import org.onlab.packet.Ethernet;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.PortNumber;
 import org.onosproject.net.flow.DefaultTrafficTreatment;
@@ -49,9 +44,6 @@
 import org.onosproject.openflow.controller.OpenFlowSwitchListener;
 import org.onosproject.openflow.controller.PacketListener;
 import org.onosproject.openflow.controller.RoleState;
-import org.onosproject.openflow.controller.OpenFlowSwitch.TableType;
-import org.onlab.packet.ARP;
-import org.onlab.packet.Ethernet;
 import org.projectfloodlight.openflow.protocol.OFFactory;
 import org.projectfloodlight.openflow.protocol.OFMessage;
 import org.projectfloodlight.openflow.protocol.OFPacketIn;
@@ -61,10 +53,13 @@
 import org.projectfloodlight.openflow.types.MacAddress;
 import org.projectfloodlight.openflow.types.OFBufferId;
 import org.projectfloodlight.openflow.types.OFPort;
-import org.projectfloodlight.openflow.types.TableId;
 
-import com.google.common.collect.Lists;
-import com.google.common.collect.Sets;
+import java.nio.ByteBuffer;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Set;
+
+import static org.junit.Assert.*;
 
 
 public class OpenFlowPacketProviderTest {
@@ -430,16 +425,6 @@
             return "1.2.3.4:1";
         }
 
-        @Override
-        public TableType getTableType(TableId tid) {
-            return TableType.NONE;
-        }
-
-        @Override
-        public void transformAndSendMsg(OFMessage msg, TableType tableType) {
-            // TODO Auto-generated method stub
-
-        }
 
     }