1 files changed, 163 insertions, 0 deletions
diff --git a/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/NexthopUnnumberedIPv4IDTlv.java b/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/NexthopUnnumberedIPv4IDTlv.java
new file mode 100644
index 00000000..fb4ceeff
--- /dev/null
+++ b/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/NexthopUnnumberedIPv4IDTlv.java
@@ -0,0 +1,163 @@
+/*
+ * 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.pcepio.types;
+
+import java.util.Objects;
+
+import org.jboss.netty.buffer.ChannelBuffer;
+import org.onosproject.pcepio.protocol.PcepVersion;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.google.common.base.MoreObjects;
+
+/**
+ * NexthopUnnumberedIPv4IDTlv provides the next node's ID and Interface ID.
+ */
+public class NexthopUnnumberedIPv4IDTlv implements PcepValueType {
+
+    /*
+        Reference : draft-zhao-pce-pcep-extension-for-pce-controller-01.
+
+        0 1 2 3
+        0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+       +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+       | Type=TBD                      | Length = 12                   |
+       +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+       |                          Node-ID                              |
+       +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+       |                          Interface ID                         |
+       +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+
+                      NEXTHOP-UNNUMBERED-IPV4-ID TLV
+
+     */
+    protected static final Logger log = LoggerFactory.getLogger(NexthopUnnumberedIPv4IDTlv.class);
+
+    public static final short TYPE = 1; //to be defined
+    //Length is header + value
+    public static final short LENGTH = 12;
+
+    private final int nodeID;
+    private final int interfaceID;
+
+    /**
+     * constructor to initialize nodeID and interfaceID.
+     *
+     * @param nodeID node ID
+     * @param interfaceID interface ID
+     */
+    public NexthopUnnumberedIPv4IDTlv(int nodeID, int interfaceID) {
+        this.nodeID = nodeID;
+        this.interfaceID = interfaceID;
+    }
+
+    /**
+     * Returns new object of NexthopUnnumberedIPv4IDTlv.
+     *
+     * @param nodeID node ID
+     * @param interfaceID interface ID
+     * @return NexthopUnnumberedIPv4IDTlv
+     */
+    public static NexthopUnnumberedIPv4IDTlv of(int nodeID, int interfaceID) {
+        return new NexthopUnnumberedIPv4IDTlv(nodeID, interfaceID);
+    }
+
+    /**
+     * Returns Node Id.
+     *
+     * @return node ID
+     */
+    public int getNodeID() {
+        return nodeID;
+    }
+
+    /**
+     * Returns Interface Id.
+     *
+     * @return interface ID
+     */
+    public int getInterfaceID() {
+        return interfaceID;
+    }
+
+    @Override
+    public PcepVersion getVersion() {
+        return PcepVersion.PCEP_1;
+    }
+
+    @Override
+    public short getType() {
+        return TYPE;
+    }
+
+    @Override
+    public short getLength() {
+        return LENGTH;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(nodeID, interfaceID);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof NexthopUnnumberedIPv4IDTlv) {
+            NexthopUnnumberedIPv4IDTlv other = (NexthopUnnumberedIPv4IDTlv) obj;
+            return Objects.equals(this.nodeID, other.nodeID) && Objects.equals(this.interfaceID, other.interfaceID);
+        }
+        return false;
+    }
+
+    @Override
+    public int write(ChannelBuffer c) {
+        int iLenStartIndex = c.writerIndex();
+        c.writeShort(TYPE);
+        c.writeShort(LENGTH);
+
+        c.writeInt(nodeID);
+        c.writeInt(interfaceID);
+
+        return c.writerIndex() - iLenStartIndex;
+    }
+
+    /**
+     * Reads the channel buffer and returns object of NexthopUnnumberedIPv4IDTlv.
+     *
+     * @param cb type of channel buffer
+     * @return object of NexthopUnnumberedIPv4IDTlv
+     */
+    public static NexthopUnnumberedIPv4IDTlv read(ChannelBuffer cb) {
+        int nodeID = cb.readInt();
+        int interfaceID = cb.readInt();
+        return new NexthopUnnumberedIPv4IDTlv(nodeID, interfaceID);
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(getClass())
+                .add("Type", TYPE)
+                .add("Length", LENGTH)
+                .add("NodeId", nodeID)
+                .add("InterfaceId", interfaceID)
+                .toString();
+    }
+}