diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/DefaultOpenFlowPacketContext.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/DefaultOpenFlowPacketContext.java
index b1536fb..e7c75fe 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/DefaultOpenFlowPacketContext.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/DefaultOpenFlowPacketContext.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.onlab.onos.openflow.controller;
 
 
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/Dpid.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/Dpid.java
index 29a427a..935773c 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/Dpid.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/Dpid.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.onlab.onos.openflow.controller;
 
 import org.projectfloodlight.openflow.util.HexString;
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowController.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowController.java
index b7e98c3..bddb5d1 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowController.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowController.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.onlab.onos.openflow.controller;
 
 import org.projectfloodlight.openflow.protocol.OFMessage;
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowEventListener.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowEventListener.java
index 3fbacc7..9dedcfd 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowEventListener.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowEventListener.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.onlab.onos.openflow.controller;
 
 import org.projectfloodlight.openflow.protocol.OFMessage;
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowPacketContext.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowPacketContext.java
index 0a20794..36774d5 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowPacketContext.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowPacketContext.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.onlab.onos.openflow.controller;
 
 import org.onlab.packet.Ethernet;
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowSwitch.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowSwitch.java
index 1375a20..b967fe9 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowSwitch.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowSwitch.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.onlab.onos.openflow.controller;
 
 import java.util.List;
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowSwitchListener.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowSwitchListener.java
index 33e5bdf..90e0c19 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowSwitchListener.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowSwitchListener.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.onlab.onos.openflow.controller;
 
 import org.projectfloodlight.openflow.protocol.OFPortStatus;
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/PacketListener.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/PacketListener.java
index 06c43d6..33074a0 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/PacketListener.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/PacketListener.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.onlab.onos.openflow.controller;
 
 /**
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/RoleState.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/RoleState.java
index 6a32301..9c03116 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/RoleState.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/RoleState.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.onlab.onos.openflow.controller;
 
 import org.projectfloodlight.openflow.protocol.OFControllerRole;
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/AbstractOpenFlowSwitch.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/AbstractOpenFlowSwitch.java
index 9228e39..1723425 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/AbstractOpenFlowSwitch.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/AbstractOpenFlowSwitch.java
@@ -1,19 +1,21 @@
-/**
- *    Copyright 2011, Big Switch Networks, Inc.
- *    Originally created by David Erickson, Stanford University
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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
  *
- *    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
  *
- *         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.
- **/
+ * 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.onlab.onos.openflow.controller.driver;
 
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/OpenFlowAgent.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/OpenFlowAgent.java
index 870f10a..cc3f87d 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/OpenFlowAgent.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/OpenFlowAgent.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.onlab.onos.openflow.controller.driver;
 
 import org.onlab.onos.openflow.controller.Dpid;
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/OpenFlowSwitchDriver.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/OpenFlowSwitchDriver.java
index 849e1c5..1c5d89f 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/OpenFlowSwitchDriver.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/OpenFlowSwitchDriver.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.onlab.onos.openflow.controller.driver;
 
 import java.util.List;
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/OpenFlowSwitchDriverFactory.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/OpenFlowSwitchDriverFactory.java
index 5ee85cb..8129012 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/OpenFlowSwitchDriverFactory.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/OpenFlowSwitchDriverFactory.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.onlab.onos.openflow.controller.driver;
 
 import org.onlab.onos.openflow.controller.Dpid;
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/RoleHandler.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/RoleHandler.java
index 406ab74..69c305e 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/RoleHandler.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/RoleHandler.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.onlab.onos.openflow.controller.driver;
 
 import java.io.IOException;
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/RoleRecvStatus.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/RoleRecvStatus.java
index 66bfb78..9ed631f 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/RoleRecvStatus.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/RoleRecvStatus.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.onlab.onos.openflow.controller.driver;
 
 /**
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/RoleReplyInfo.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/RoleReplyInfo.java
index 9def335..6bf281c 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/RoleReplyInfo.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/RoleReplyInfo.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.onlab.onos.openflow.controller.driver;
 
 import org.onlab.onos.openflow.controller.RoleState;
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchDriverSubHandshakeAlreadyStarted.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchDriverSubHandshakeAlreadyStarted.java
index 9d17cd8..3a59b4c 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchDriverSubHandshakeAlreadyStarted.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchDriverSubHandshakeAlreadyStarted.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.onlab.onos.openflow.controller.driver;
 
 /**
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchDriverSubHandshakeCompleted.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchDriverSubHandshakeCompleted.java
index cfa5269..7e2d4d6 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchDriverSubHandshakeCompleted.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchDriverSubHandshakeCompleted.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.onlab.onos.openflow.controller.driver;
 
 import org.projectfloodlight.openflow.protocol.OFMessage;
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchDriverSubHandshakeException.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchDriverSubHandshakeException.java
index 1e68023..b875ef3 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchDriverSubHandshakeException.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchDriverSubHandshakeException.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.onlab.onos.openflow.controller.driver;
 
 /**
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchDriverSubHandshakeNotStarted.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchDriverSubHandshakeNotStarted.java
index 858ec09..0717e3e 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchDriverSubHandshakeNotStarted.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchDriverSubHandshakeNotStarted.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.onlab.onos.openflow.controller.driver;
 
 /**
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchDriverSubHandshakeStateException.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchDriverSubHandshakeStateException.java
index 805bb71..edd965b 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchDriverSubHandshakeStateException.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchDriverSubHandshakeStateException.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.onlab.onos.openflow.controller.driver;
 
 /**
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchStateException.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchStateException.java
index fc3e0a7..bffdb85 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchStateException.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/SwitchStateException.java
@@ -1,19 +1,21 @@
-/**
- *    Copyright 2011, Big Switch Networks, Inc.
- *    Originally created by David Erickson, Stanford University
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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
  *
- *    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
  *
- *         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.
- **/
+ * 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.onlab.onos.openflow.controller.driver;
 
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/package-info.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/package-info.java
index 200e421..6405909 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/package-info.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/package-info.java
@@ -1,3 +1,22 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+
 /**
  * OpenFlow controller switch driver API.
  */
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/package-info.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/package-info.java
index 154e389..a4d5d57 100644
--- a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/package-info.java
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/package-info.java
@@ -1,3 +1,22 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+
 /**
  * OpenFlow controller API.
  */