diff options
Diffstat (limited to 'framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/RemoteTENodeDescriptorsTlv.java')
| -rw-r--r-- | framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/RemoteTENodeDescriptorsTlv.java | 250 |
1 files changed, 0 insertions, 250 deletions
diff --git a/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/RemoteTENodeDescriptorsTlv.java b/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/RemoteTENodeDescriptorsTlv.java deleted file mode 100644 index aceb7ea0..00000000 --- a/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/RemoteTENodeDescriptorsTlv.java +++ /dev/null @@ -1,250 +0,0 @@ -/* - * 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.Iterator; -import java.util.LinkedList; -import java.util.ListIterator; -import java.util.Objects; - -import org.jboss.netty.buffer.ChannelBuffer; -import org.onosproject.pcepio.exceptions.PcepParseException; -import org.onosproject.pcepio.protocol.PcepVersion; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -import com.google.common.base.MoreObjects; - -/** - * Provides Remote TE Node Descriptors TLV. - */ -public class RemoteTENodeDescriptorsTlv implements PcepValueType { - - /* Reference :PCEP Extension for Transporting TE Data - draft-dhodylee-pce-pcep-te-data-extn-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=[TBD9] | Length | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - | | - // Node Descriptor Sub-TLVs (variable) // - | | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - */ - - protected static final Logger log = LoggerFactory.getLogger(RemoteTENodeDescriptorsTlv.class); - - public static final short TYPE = 1003; //TODD:change this TBD9 - public short hLength; - - public static final int TLV_HEADER_LENGTH = 4; - // Node Descriptor Sub-TLVs (variable) - private LinkedList<PcepValueType> llRemoteTENodeDescriptorSubTLVs; - - /** - * Constructor to initialize llRemoteTENodeDescriptorSubTLVs. - * - * @param llRemoteTENodeDescriptorSubTLVs LinkedList of PcepValueType - */ - public RemoteTENodeDescriptorsTlv(LinkedList<PcepValueType> llRemoteTENodeDescriptorSubTLVs) { - this.llRemoteTENodeDescriptorSubTLVs = llRemoteTENodeDescriptorSubTLVs; - } - - /** - * Returns object of Remote TE Node Descriptors TLV. - * - * @param llRemoteTENodeDescriptorSubTLVs LinkedList of PcepValueType - * @return object of RemoteTENodeDescriptorsTLV - */ - public static RemoteTENodeDescriptorsTlv of(final LinkedList<PcepValueType> llRemoteTENodeDescriptorSubTLVs) { - return new RemoteTENodeDescriptorsTlv(llRemoteTENodeDescriptorSubTLVs); - } - - /** - * Returns Remote TE Node Descriptor Sub TLVs. - * - * @return llRemoteTENodeDescriptorSubTLVs - */ - public LinkedList<PcepValueType> getllRemoteTENodeDescriptorSubTLVs() { - return llRemoteTENodeDescriptorSubTLVs; - } - - @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(llRemoteTENodeDescriptorSubTLVs.hashCode()); - } - - @Override - public boolean equals(Object obj) { - if (this == obj) { - return true; - } - /* - * Here we have a list of Tlv so to compare each sub tlv between the object - * we have to take a list iterator so one by one we can get each sub tlv object - * and can compare them. - * it may be possible that the size of 2 lists is not equal so we have to first check - * the size, if both are same then we should check for the subtlv objects otherwise - * we should return false. - */ - if (obj instanceof RemoteTENodeDescriptorsTlv) { - int countObjSubTlv = 0; - int countOtherSubTlv = 0; - boolean isCommonSubTlv = true; - RemoteTENodeDescriptorsTlv other = (RemoteTENodeDescriptorsTlv) obj; - Iterator<PcepValueType> objListIterator = ((RemoteTENodeDescriptorsTlv) obj).llRemoteTENodeDescriptorSubTLVs - .iterator(); - countObjSubTlv = ((RemoteTENodeDescriptorsTlv) obj).llRemoteTENodeDescriptorSubTLVs.size(); - countOtherSubTlv = other.llRemoteTENodeDescriptorSubTLVs.size(); - if (countObjSubTlv != countOtherSubTlv) { - return false; - } else { - while (objListIterator.hasNext() && isCommonSubTlv) { - PcepValueType subTlv = objListIterator.next(); - isCommonSubTlv = Objects.equals(llRemoteTENodeDescriptorSubTLVs.contains(subTlv), - other.llRemoteTENodeDescriptorSubTLVs.contains(subTlv)); - } - return isCommonSubTlv; - } - } - return false; - } - - @Override - public int write(ChannelBuffer c) { - - int tlvStartIndex = c.writerIndex(); - c.writeShort(TYPE); - int tlvLenIndex = c.writerIndex(); - hLength = 0; - c.writeShort(hLength); - - ListIterator<PcepValueType> listIterator = llRemoteTENodeDescriptorSubTLVs.listIterator(); - - while (listIterator.hasNext()) { - PcepValueType tlv = listIterator.next(); - - if (tlv == null) { - log.debug("TLV is null from subTlv list"); - continue; - } - tlv.write(c); - - // need to take care of padding - int pad = tlv.getLength() % 4; - - if (0 != pad) { - pad = 4 - pad; - for (int i = 0; i < pad; ++i) { - c.writeByte((byte) 0); - } - } - } - - hLength = (short) (c.writerIndex() - tlvStartIndex); - c.setShort(tlvLenIndex, (hLength - TLV_HEADER_LENGTH)); - - return c.writerIndex() - tlvStartIndex; - } - - /** - * Reads channel buffer and returns object of Remote TE Node Descriptors TLV. - * - * @param c input channel buffer - * @param length length of buffer - * @return object of RemoteTENodeDescriptorsTLV - * @throws PcepParseException if mandatory fields are missing - */ - public static PcepValueType read(ChannelBuffer c , short length) throws PcepParseException { - - // Node Descriptor Sub-TLVs (variable) - LinkedList<PcepValueType> llRemoteTENodeDescriptorSubTLVs = new LinkedList<>(); - - ChannelBuffer tempCb = c.readBytes(length); - - while (TLV_HEADER_LENGTH <= tempCb.readableBytes()) { - - PcepValueType tlv; - short hType = tempCb.readShort(); - int iValue = 0; - short hLength = tempCb.readShort(); - switch (hType) { - - case AutonomousSystemTlv.TYPE: - iValue = tempCb.readInt(); - tlv = new AutonomousSystemTlv(iValue); - break; - case BGPLSidentifierTlv.TYPE: - iValue = tempCb.readInt(); - tlv = new BGPLSidentifierTlv(iValue); - break; - case OSPFareaIDsubTlv.TYPE: - iValue = tempCb.readInt(); - tlv = new OSPFareaIDsubTlv(iValue); - break; - case RouterIDSubTlv.TYPE: - tlv = RouterIDSubTlv.read(tempCb, hLength); - break; - - default: - throw new PcepParseException("Unsupported Sub TLV type :" + hType); - } - - // Check for the padding - int pad = hLength % 4; - if (0 < pad) { - pad = 4 - pad; - if (pad <= tempCb.readableBytes()) { - tempCb.skipBytes(pad); - } - } - - llRemoteTENodeDescriptorSubTLVs.add(tlv); - } - - if (0 < tempCb.readableBytes()) { - - throw new PcepParseException("Sub Tlv parsing error. Extra bytes received."); - } - return new RemoteTENodeDescriptorsTlv(llRemoteTENodeDescriptorSubTLVs); - } - - @Override - public String toString() { - return MoreObjects.toStringHelper(getClass()) - .add("Type", TYPE) - .add("Length", hLength) - .add("RemoteTeNodeDescriptorSubTLVs", llRemoteTENodeDescriptorSubTLVs) - .toString(); - } -} |