[ONOS-2363]Implementation of Open and Error messages.
Change-Id: Id4aa762caf1847a6b5e56517cb159608fd54eefb
diff --git a/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/StatefulPceCapabilityTlv.java b/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/StatefulPceCapabilityTlv.java
new file mode 100644
index 0000000..56fc4de
--- /dev/null
+++ b/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/StatefulPceCapabilityTlv.java
@@ -0,0 +1,262 @@
+/*
+ * 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 StatefulPceCapabilityTlv.
+ */
+public class StatefulPceCapabilityTlv implements PcepValueType {
+
+ /* STATEFUL-PCE-CAPABILITY 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=16 | Length=4 |
+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ | Flags |D|T|I|S|U|
+ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+
+ */
+ protected static final Logger log = LoggerFactory.getLogger(StatefulPceCapabilityTlv.class);
+
+ public static final short TYPE = 16;
+ public static final short LENGTH = 4;
+ public static final byte UFLAG_SET = 0x01;
+ public static final byte SFLAG_SET = 0x02;
+ public static final byte IFLAG_SET = 0x04;
+ public static final byte TFLAG_SET = 0x08;
+ public static final byte DFLAG_SET = 0x10;
+ public static final int SET = 1;
+
+ private final int rawValue;
+ private final boolean bDFlag;
+ private final boolean bTFlag;
+ private final boolean bIFlag;
+ private final boolean bSFlag;
+ private final boolean bUFlag;
+ private final boolean isRawValueSet;
+
+ /**
+ * Constructor to initialize variables.
+ *
+ * @param rawValue Flags
+ */
+ public StatefulPceCapabilityTlv(int rawValue) {
+ this.rawValue = rawValue;
+ isRawValueSet = true;
+ this.bUFlag = (rawValue & UFLAG_SET) == UFLAG_SET ? true : false;
+ this.bSFlag = (rawValue & SFLAG_SET) == SFLAG_SET ? true : false;
+ this.bIFlag = (rawValue & IFLAG_SET) == IFLAG_SET ? true : false;
+ this.bTFlag = (rawValue & TFLAG_SET) == TFLAG_SET ? true : false;
+ this.bDFlag = (rawValue & DFLAG_SET) == DFLAG_SET ? true : false;
+ }
+
+ /**
+ * Constructor to initialize variables.
+ *
+ * @param bDFlag D-flag
+ * @param bTFlag T-flag
+ * @param bIFlag I-flag
+ * @param bSFlag S-flag
+ * @param bUFlag U-flag
+ */
+ public StatefulPceCapabilityTlv(boolean bDFlag, boolean bTFlag, boolean bIFlag, boolean bSFlag, boolean bUFlag) {
+ this.bDFlag = bDFlag;
+ this.bTFlag = bTFlag;
+ this.bIFlag = bIFlag;
+ this.bSFlag = bSFlag;
+ this.bUFlag = bUFlag;
+ this.rawValue = 0;
+ isRawValueSet = false;
+ }
+
+ /**
+ * Returns object of StatefulPceCapabilityTlv.
+ *
+ * @param raw value Flags
+ * @return object of StatefulPceCapabilityTlv
+ */
+ public static StatefulPceCapabilityTlv of(final int raw) {
+ return new StatefulPceCapabilityTlv(raw);
+ }
+
+ @Override
+ public PcepVersion getVersion() {
+ return PcepVersion.PCEP_1;
+ }
+
+ /**
+ * Returns D-flag.
+ *
+ * @return bDFlag D-flag
+ */
+ public boolean getDFlag() {
+ return bDFlag;
+ }
+
+ /**
+ * Returns T-flag.
+ *
+ * @return bTFlag T-flag
+ */
+ public boolean getTFlag() {
+ return bTFlag;
+ }
+
+ /**
+ * Returns I-flag.
+ *
+ * @return bIFlag I-flag
+ */
+ public boolean getIFlag() {
+ return bIFlag;
+ }
+
+ /**
+ * Returns S-flag.
+ *
+ * @return bSFlag S-flag
+ */
+ public boolean getSFlag() {
+ return bSFlag;
+ }
+
+ /**
+ * Returns U-flag.
+ *
+ * @return bUFlag U-flag
+ */
+ public boolean getUFlag() {
+ return bUFlag;
+ }
+
+ /**
+ * Returns raw value Flags.
+ *
+ * @return rawValue Flags
+ */
+ public int getInt() {
+ return rawValue;
+ }
+
+ @Override
+ public short getType() {
+ return TYPE;
+ }
+
+ @Override
+ public short getLength() {
+ return LENGTH;
+ }
+
+ @Override
+ public int hashCode() {
+ if (isRawValueSet) {
+ return Objects.hash(rawValue);
+ } else {
+ return Objects.hash(bDFlag, bTFlag, bIFlag, bSFlag, bUFlag);
+ }
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (obj instanceof StatefulPceCapabilityTlv) {
+ StatefulPceCapabilityTlv other = (StatefulPceCapabilityTlv) obj;
+ if (isRawValueSet) {
+ return Objects.equals(this.rawValue, other.rawValue);
+ } else {
+ return Objects.equals(this.bDFlag, other.bDFlag) && Objects.equals(this.bTFlag, other.bTFlag)
+ && Objects.equals(this.bIFlag, other.bIFlag) && Objects.equals(this.bSFlag, other.bSFlag)
+ && Objects.equals(this.bUFlag, other.bUFlag);
+ }
+ }
+ return false;
+ }
+
+ @Override
+ public int write(ChannelBuffer c) {
+ int iLenStartIndex = c.writerIndex();
+ c.writeShort(TYPE);
+ c.writeShort(LENGTH);
+ if (isRawValueSet) {
+ c.writeInt(rawValue);
+ } else {
+ int temp = 0;
+ if (bUFlag) {
+ temp = temp | UFLAG_SET;
+ }
+ if (bSFlag) {
+ temp = temp | SFLAG_SET;
+ }
+ if (bIFlag) {
+ temp = temp | IFLAG_SET;
+ }
+ if (bTFlag) {
+ temp = temp | TFLAG_SET;
+ }
+ if (bDFlag) {
+ temp = temp | DFLAG_SET;
+ }
+ c.writeInt(temp);
+ }
+ return c.writerIndex() - iLenStartIndex;
+ }
+
+ /**
+ * Reads from channel buffer and returns object of StatefulPceCapabilityTlv.
+ *
+ * @param c input channel buffer
+ * @return object of StatefulPceCapabilityTlv
+ */
+ public static PcepValueType read(ChannelBuffer c) {
+ int temp = c.readInt();
+ boolean bDFlag;
+ boolean bTFlag;
+ boolean bIFlag;
+ boolean bSFlag;
+ boolean bUFlag;
+
+ bUFlag = (temp & UFLAG_SET) == UFLAG_SET ? true : false;
+ bSFlag = (temp & SFLAG_SET) == SFLAG_SET ? true : false;
+ bIFlag = (temp & IFLAG_SET) == IFLAG_SET ? true : false;
+ bTFlag = (temp & TFLAG_SET) == TFLAG_SET ? true : false;
+ bDFlag = (temp & DFLAG_SET) == DFLAG_SET ? true : false;
+
+ return new StatefulPceCapabilityTlv(bDFlag, bTFlag, bIFlag, bSFlag, bUFlag);
+ }
+
+ @Override
+ public String toString() {
+ return MoreObjects.toStringHelper(getClass()).add("type", TYPE).add("Length", LENGTH).add("DFlag", bDFlag)
+ .add("TFlag", bTFlag).add("IFlag", bIFlag).add("SFlag", bSFlag).add("UFlag", bUFlag).toString();
+ }
+}