real application ids

Change-Id: Ia24f1de6ccff614769727ab261002520dfd8506f
diff --git a/core/net/src/main/java/org/onlab/onos/cluster/impl/CoreManager.java b/core/net/src/main/java/org/onlab/onos/cluster/impl/CoreManager.java
deleted file mode 100644
index 4b1191f..0000000
--- a/core/net/src/main/java/org/onlab/onos/cluster/impl/CoreManager.java
+++ /dev/null
@@ -1,38 +0,0 @@
-package org.onlab.onos.cluster.impl;
-
-import org.apache.felix.scr.annotations.Activate;
-import org.apache.felix.scr.annotations.Component;
-import org.apache.felix.scr.annotations.Service;
-import org.onlab.onos.CoreService;
-import org.onlab.onos.Version;
-import org.onlab.util.Tools;
-
-import java.io.File;
-import java.util.List;
-
-/**
- * Core service implementation.
- */
-@Component
-@Service
-public class CoreManager implements CoreService {
-
-    private static final File VERSION_FILE = new File("../VERSION");
-    private static Version version = Version.version("1.0.0-SNAPSHOT");
-
-    // TODO: work in progress
-
-    @Activate
-    public void activate() {
-        List<String> versionLines = Tools.slurp(VERSION_FILE);
-        if (versionLines != null && !versionLines.isEmpty()) {
-            version = Version.version(versionLines.get(0));
-        }
-    }
-
-    @Override
-    public Version version() {
-        return version;
-    }
-
-}
diff --git a/core/net/src/main/java/org/onlab/onos/impl/CoreManager.java b/core/net/src/main/java/org/onlab/onos/impl/CoreManager.java
new file mode 100644
index 0000000..29a8438
--- /dev/null
+++ b/core/net/src/main/java/org/onlab/onos/impl/CoreManager.java
@@ -0,0 +1,56 @@
+package org.onlab.onos.impl;
+
+import java.io.File;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.atomic.AtomicInteger;
+
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Service;
+import org.onlab.onos.ApplicationId;
+import org.onlab.onos.CoreService;
+import org.onlab.onos.Version;
+import org.onlab.util.Tools;
+
+
+/**
+ * Core service implementation.
+ */
+@Component
+@Service
+public class CoreManager implements CoreService {
+
+    private static final AtomicInteger ID_DISPENSER = new AtomicInteger(1);
+    private static final File VERSION_FILE = new File("../VERSION");
+    private static Version version = Version.version("1.0.0-SNAPSHOT");
+
+    private final Map<Short, DefaultApplicationId> ids = new ConcurrentHashMap<>();
+
+    // TODO: work in progress
+
+    @Activate
+    public void activate() {
+        List<String> versionLines = Tools.slurp(VERSION_FILE);
+        if (versionLines != null && !versionLines.isEmpty()) {
+            version = Version.version(versionLines.get(0));
+        }
+    }
+
+    @Override
+    public Version version() {
+        return version;
+    }
+
+    @Override
+    public ApplicationId getAppId(Short id) {
+        return ids.get(id);
+    }
+
+    @Override
+    public ApplicationId registerApplication(String name) {
+        return new DefaultApplicationId((short) ID_DISPENSER.getAndIncrement(), name);
+    }
+
+}
diff --git a/core/net/src/main/java/org/onlab/onos/impl/DefaultApplicationId.java b/core/net/src/main/java/org/onlab/onos/impl/DefaultApplicationId.java
new file mode 100644
index 0000000..04012db
--- /dev/null
+++ b/core/net/src/main/java/org/onlab/onos/impl/DefaultApplicationId.java
@@ -0,0 +1,52 @@
+package org.onlab.onos.impl;
+
+import java.util.Objects;
+
+import org.onlab.onos.ApplicationId;
+
+/**
+ * Application id generator class.
+ */
+public class DefaultApplicationId implements ApplicationId {
+
+
+    private final short id;
+    private final String name;
+
+
+    // Ban public construction
+    protected DefaultApplicationId(Short id, String identifier) {
+        this.id = id;
+        this.name = identifier;
+    }
+
+    @Override
+    public short id() {
+        return id;
+    }
+
+    @Override
+    public String name() {
+        return name;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(id);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj == null) {
+            return false;
+        }
+        if (!(obj instanceof DefaultApplicationId)) {
+            return false;
+        }
+        DefaultApplicationId other = (DefaultApplicationId) obj;
+        return Objects.equals(this.id, other.id);
+    }
+}
diff --git a/core/net/src/main/java/org/onlab/onos/impl/package-info.java b/core/net/src/main/java/org/onlab/onos/impl/package-info.java
new file mode 100644
index 0000000..bbe539f
--- /dev/null
+++ b/core/net/src/main/java/org/onlab/onos/impl/package-info.java
@@ -0,0 +1,4 @@
+/**
+ *
+ */
+package org.onlab.onos.impl;
\ No newline at end of file
diff --git a/core/net/src/main/java/org/onlab/onos/net/intent/impl/PathIntentInstaller.java b/core/net/src/main/java/org/onlab/onos/net/intent/impl/PathIntentInstaller.java
index 56214c6..8111681 100644
--- a/core/net/src/main/java/org/onlab/onos/net/intent/impl/PathIntentInstaller.java
+++ b/core/net/src/main/java/org/onlab/onos/net/intent/impl/PathIntentInstaller.java
@@ -13,6 +13,7 @@
 import org.apache.felix.scr.annotations.Reference;
 import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.onlab.onos.ApplicationId;
+import org.onlab.onos.CoreService;
 import org.onlab.onos.net.ConnectPoint;
 import org.onlab.onos.net.Link;
 import org.onlab.onos.net.flow.CompletedBatchOperation;
@@ -46,10 +47,14 @@
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
     protected FlowRuleService flowRuleService;
 
-    private final ApplicationId appId = ApplicationId.getAppId();
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected CoreService coreService;
+
+    private ApplicationId appId;
 
     @Activate
     public void activate() {
+        appId = coreService.registerApplication("org.onlab.onos.net.intent");
         intentManager.registerInstaller(PathIntent.class, this);
     }
 
diff --git a/core/net/src/test/java/org/onlab/onos/net/flow/impl/FlowRuleManagerTest.java b/core/net/src/test/java/org/onlab/onos/net/flow/impl/FlowRuleManagerTest.java
index 5b363da..fb579ea 100644
--- a/core/net/src/test/java/org/onlab/onos/net/flow/impl/FlowRuleManagerTest.java
+++ b/core/net/src/test/java/org/onlab/onos/net/flow/impl/FlowRuleManagerTest.java
@@ -19,6 +19,7 @@
 import org.junit.Test;
 import org.onlab.onos.ApplicationId;
 import org.onlab.onos.event.impl.TestEventDispatcher;
+import org.onlab.onos.impl.DefaultApplicationId;
 import org.onlab.onos.net.DefaultDevice;
 import org.onlab.onos.net.Device;
 import org.onlab.onos.net.Device.Type;
@@ -59,6 +60,8 @@
  */
 public class FlowRuleManagerTest {
 
+
+
     private static final ProviderId PID = new ProviderId("of", "foo");
     private static final DeviceId DID = DeviceId.deviceId("of:001");
     private static final int TIMEOUT = 10;
@@ -87,7 +90,7 @@
         mgr.addListener(listener);
         provider = new TestProvider(PID);
         providerService = registry.register(provider);
-        appId = ApplicationId.getAppId();
+        appId = new TestApplicationId((short) 0, "FlowRuleManagerTest");
         assertTrue("provider should be registered",
                 registry.getProviders().contains(provider.id()));
     }
@@ -475,4 +478,11 @@
 
     }
 
+    public class TestApplicationId extends DefaultApplicationId {
+
+        public TestApplicationId(short id, String name) {
+            super(id, name);
+        }
+    }
+
 }