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Diffstat (limited to 'framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/SymbolicPathNameTlv.java')
-rw-r--r-- | framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/SymbolicPathNameTlv.java | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/SymbolicPathNameTlv.java b/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/SymbolicPathNameTlv.java new file mode 100644 index 00000000..27cf56a6 --- /dev/null +++ b/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/SymbolicPathNameTlv.java @@ -0,0 +1,159 @@ +/* + * 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; + +/** + * Provides SymbolicPathNameTlv. + */ +public class SymbolicPathNameTlv implements PcepValueType { + + /* + * SYMBOLIC-PATH-NAME TLV format + * Reference :PCEP Extensions for Stateful PCE draft-ietf-pce-stateful-pce-10 + * + 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=17 | Length (variable) | + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + | | + // Symbolic Path Name // + | | + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + */ + protected static final Logger log = LoggerFactory.getLogger(SymbolicPathNameTlv.class); + + public static final short TYPE = 17; + private short hLength; + + private final byte[] rawValue; + + /** + * Constructor to initialize raw Value. + * + * @param rawValue Symbolic path name + */ + public SymbolicPathNameTlv(byte[] rawValue) { + this.rawValue = rawValue; + this.hLength = (short) rawValue.length; + } + + /** + * Constructor to initialize raw Value. + * + * @param rawValue Symbolic path name + * @param hLength length of Symbolic path name + */ + public SymbolicPathNameTlv(byte[] rawValue, short hLength) { + this.rawValue = rawValue; + if (0 == hLength) { + this.hLength = (short) rawValue.length; + } else { + this.hLength = hLength; + } + } + + /** + * Creates an object of SymbolicPathNameTlv. + * + * @param raw Symbolic path name + * @param hLength length of Symbolic path name + * @return object of SymbolicPathNameTlv + */ + public static SymbolicPathNameTlv of(final byte[] raw, short hLength) { + return new SymbolicPathNameTlv(raw, hLength); + } + + /** + * Returns Symbolic path name. + * + * @return Symbolic path name byte array + */ + public byte[] getValue() { + return rawValue; + } + + @Override + public PcepVersion getVersion() { + return PcepVersion.PCEP_1; + } + + @Override + public short getType() { + return TYPE; + } + + @Override + public short getLength() { + return hLength; + } + + @Override + public int hashCode() { + return Objects.hash(rawValue); + } + + @Override + public boolean equals(Object obj) { + if (this == obj) { + return true; + } + if (obj instanceof SymbolicPathNameTlv) { + SymbolicPathNameTlv other = (SymbolicPathNameTlv) obj; + return Objects.equals(this.rawValue, other.rawValue); + } + return false; + } + + @Override + public int write(ChannelBuffer c) { + int iLenStartIndex = c.writerIndex(); + c.writeShort(TYPE); + c.writeShort(hLength); + c.writeBytes(rawValue); + return c.writerIndex() - iLenStartIndex; + } + + /** + * Reads channel buffer and returns object of SymbolicPathNameTlv. + * + * @param c of type channel buffer + * @param hLength length of bytes to read + * @return object of SymbolicPathNameTlv + */ + public static SymbolicPathNameTlv read(ChannelBuffer c, short hLength) { + byte[] symbolicPathName = new byte[hLength]; + c.readBytes(symbolicPathName, 0, hLength); + return new SymbolicPathNameTlv(symbolicPathName, hLength); + } + + @Override + public String toString() { + return MoreObjects.toStringHelper(getClass()) + .add("SymbolicPathName ", rawValue) + .toString(); + } +} |