diff options
Diffstat (limited to 'framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/NexthopUnnumberedIPv4IDTlv.java')
-rw-r--r-- | framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/NexthopUnnumberedIPv4IDTlv.java | 163 |
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(); + } +} |