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 CEP LABEL DB VERSION TLV which contains LSP State DB Version (32 Bit ). | |
*/ | |
public class PcepLabelDbVerTlv implements PcepValueType { | |
/* PCEP LABEL DB VERSION TLV format | |
Reference : draft-ietf-pce-stateful-sync-optimizations-02, section 3.3.1 | |
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=23 | Length=8 | | |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |
| LSP State DB Version | | |
| | | |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | |
*/ | |
protected static final Logger log = LoggerFactory.getLogger(PcepLabelDbVerTlv.class); | |
public static final short TYPE = 34; | |
public static final short LENGTH = 8; | |
private final long rawValue; | |
/** | |
* constructor to initialize rawValue. | |
* | |
* @param rawValue of Pcep Label Db Version Tlv | |
*/ | |
public PcepLabelDbVerTlv(final long rawValue) { | |
log.debug("PcepLabelDbVerTlv"); | |
this.rawValue = rawValue; | |
} | |
/** | |
* Returns newly created PcepLabelDbVerTlv object. | |
* | |
* @param raw LSP State DB Version | |
* @return object of PcepLabelDbVerTlv | |
*/ | |
public static PcepLabelDbVerTlv of(final long raw) { | |
return new PcepLabelDbVerTlv(raw); | |
} | |
@Override | |
public PcepVersion getVersion() { | |
return PcepVersion.PCEP_1; | |
} | |
/** | |
* Returns LSP State DB Version. | |
* @return raw value | |
*/ | |
public long getLong() { | |
return rawValue; | |
} | |
@Override | |
public short getLength() { | |
return LENGTH; | |
} | |
@Override | |
public short getType() { | |
return TYPE; | |
} | |
@Override | |
public int hashCode() { | |
return Objects.hash(rawValue); | |
} | |
@Override | |
public boolean equals(Object obj) { | |
if (this == obj) { | |
return true; | |
} | |
if (obj instanceof PceccCapabilityTlv) { | |
PcepLabelDbVerTlv other = (PcepLabelDbVerTlv) 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(LENGTH); | |
c.writeLong(rawValue); | |
return c.writerIndex() - iLenStartIndex; | |
} | |
/** | |
* Reads the channel buffer and returns object of PcepLabelDbVerTlv. | |
* | |
* @param c input channel buffer | |
* @return object of PcepLabelDbVerTlv | |
*/ | |
public static PcepLabelDbVerTlv read(ChannelBuffer c) { | |
return PcepLabelDbVerTlv.of(c.readLong()); | |
} | |
@Override | |
public String toString() { | |
return MoreObjects.toStringHelper(getClass()).add("Type", TYPE).add("Length", LENGTH).add("Value", rawValue) | |
.toString(); | |
} | |
} |