| /* |
| * Copyright 2015-present 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; |
| |
| /** |
| * Provides PcepSetup type tlv. |
| */ |
| public class PathSetupTypeTlv implements PcepValueType { |
| |
| /* |
| Reference : draft-sivabalan-pce-lsp-setup-type-02. |
| |
| 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 | Length | |
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
| | Reserved | PST | |
| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
| |
| Figure 1: PATH-SETUP-TYPE TLV |
| |
| */ |
| protected static final Logger log = LoggerFactory.getLogger(PathSetupTypeTlv.class); |
| |
| public static final short TYPE = 28; |
| public static final short LENGTH = 4; |
| |
| private final byte pst; |
| private final int rawValue; |
| private final boolean isRawValueSet; |
| |
| /** |
| * Constructor to initialize parameters for path setup type tlv. |
| * |
| * @param rawValue parameter for path setup type tlv |
| */ |
| public PathSetupTypeTlv(final int rawValue) { |
| this.rawValue = rawValue; |
| this.isRawValueSet = true; |
| this.pst = (byte) rawValue; |
| } |
| |
| /** |
| * Constructor to initialize pst. |
| * |
| * @param pst PST |
| */ |
| public PathSetupTypeTlv(byte pst) { |
| this.pst = pst; |
| this.rawValue = 0; |
| this.isRawValueSet = false; |
| } |
| |
| /** |
| * Returns Object of path setup type tlv. |
| * |
| * @param raw parameter for path setup type tlv |
| * @return object of PathSetupTypeTlv |
| */ |
| public static PathSetupTypeTlv of(final int raw) { |
| return new PathSetupTypeTlv(raw); |
| } |
| |
| @Override |
| public PcepVersion getVersion() { |
| return PcepVersion.PCEP_1; |
| } |
| |
| /** |
| * Returns parameters for path setup type tlv. |
| * |
| * @return parameters for path setup type tlv |
| */ |
| public int getInt() { |
| return rawValue; |
| } |
| |
| /** |
| * Returns the pst value. |
| * |
| * @return pst value |
| */ |
| public byte getPst() { |
| return pst; |
| } |
| |
| @Override |
| public short getType() { |
| return TYPE; |
| } |
| |
| @Override |
| public short getLength() { |
| return LENGTH; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(pst); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj instanceof PathSetupTypeTlv) { |
| PathSetupTypeTlv other = (PathSetupTypeTlv) obj; |
| return Objects.equals(this.pst, other.pst); |
| } |
| return false; |
| } |
| |
| @Override |
| public int write(ChannelBuffer c) { |
| int iLenStartIndex = c.writerIndex(); |
| c.writeShort(TYPE); |
| c.writeShort(LENGTH); |
| c.writeInt(pst); |
| return c.writerIndex() - iLenStartIndex; |
| } |
| |
| /** |
| * Returns the object of type PathSetupTypeTlv. |
| * |
| * @param c is type Channel buffer |
| * @return object of PathSetupTypeTlv |
| */ |
| public static PathSetupTypeTlv read(ChannelBuffer c) { |
| return PathSetupTypeTlv.of(c.readInt()); |
| } |
| |
| @Override |
| public String toString() { |
| return MoreObjects.toStringHelper(getClass()) |
| .add("Type", TYPE) |
| .add("Length", LENGTH) |
| .add("PST", pst) |
| .toString(); |
| } |
| } |