diff options
Diffstat (limited to 'framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepIroObjectVer1.java')
| -rw-r--r-- | framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepIroObjectVer1.java | 299 |
1 files changed, 0 insertions, 299 deletions
diff --git a/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepIroObjectVer1.java b/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepIroObjectVer1.java deleted file mode 100644 index 2e01bdaa..00000000 --- a/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepIroObjectVer1.java +++ /dev/null @@ -1,299 +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.protocol.ver1; - -import java.util.LinkedList; -import java.util.ListIterator; - -import org.jboss.netty.buffer.ChannelBuffer; -import org.onosproject.pcepio.exceptions.PcepParseException; -import org.onosproject.pcepio.protocol.PcepIroObject; -import org.onosproject.pcepio.types.IPv4SubObject; -import org.onosproject.pcepio.types.PcepObjectHeader; -import org.onosproject.pcepio.types.PcepValueType; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -import com.google.common.base.MoreObjects; - -/** - * Provides PCEP iro object. - */ -public class PcepIroObjectVer1 implements PcepIroObject { - - /* - 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 - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - | | - // (Sub-objects) // - | | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - - The IRO Object format - - Each IPV4 suboject - - 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 - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - |L| Type | Length | IPv4 address (4 bytes) | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - | IPv4 address (continued) | Prefix Length | Resvd | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - */ - protected static final Logger log = LoggerFactory.getLogger(PcepIroObjectVer1.class); - - public static final byte IRO_OBJ_TYPE = 1; - public static final byte IRO_OBJ_CLASS = 10; - public static final byte IRO_OBJECT_VERSION = 1; - public static final short IRO_OBJ_MINIMUM_LENGTH = 12; - public static final int OBJECT_HEADER_LENGTH = 4; - public static final int YTYPE_SHIFT_VALUE = 0x7F; - - public static final PcepObjectHeader DEFAULT_IRO_OBJECT_HEADER = new PcepObjectHeader(IRO_OBJ_CLASS, IRO_OBJ_TYPE, - PcepObjectHeader.REQ_OBJ_OPTIONAL_PROCESS, PcepObjectHeader.RSP_OBJ_PROCESSED, IRO_OBJ_MINIMUM_LENGTH); - - private short iroObjType = 0; - private byte yLength; - private byte yPrefixLength; - private byte yResvd; - private PcepObjectHeader iroObjHeader; - private LinkedList<PcepValueType> llSubObjects = new LinkedList<>(); - - /** - * Default constructor. - */ - public PcepIroObjectVer1() { - this.iroObjHeader = null; - this.iroObjType = 0; - this.yLength = 0; - } - - /** - * Constructor to initialize member variables. - * - * @param iroObjHeader IRO object header - * @param llSubObjects list of sub-objects - */ - public PcepIroObjectVer1(PcepObjectHeader iroObjHeader, LinkedList<PcepValueType> llSubObjects) { - this.iroObjHeader = iroObjHeader; - this.llSubObjects = llSubObjects; - } - - /** - * Returns object header. - * - * @return iroObjHeader IRO object header - */ - public PcepObjectHeader getIroObjHeader() { - return this.iroObjHeader; - } - - /** - * Sets IRO Object Header. - * - * @param obj IRO object header - */ - public void setIroObjHeader(PcepObjectHeader obj) { - this.iroObjHeader = obj; - } - - @Override - public LinkedList<PcepValueType> getSubObjects() { - return this.llSubObjects; - } - - @Override - public void setSubObjects(LinkedList<PcepValueType> llSubObjects) { - this.llSubObjects = llSubObjects; - } - - /** - * Reads from channel buffer and return object of PcepIroObject. - * - * @param cb of type channel buffer - * @return object of PcepIroObject - * @throws PcepParseException while parsing from channel buffer - */ - public static PcepIroObject read(ChannelBuffer cb) throws PcepParseException { - - PcepObjectHeader iroObjHeader; - LinkedList<PcepValueType> llSubObjects; - - iroObjHeader = PcepObjectHeader.read(cb); - - //take only IroObject buffer. - ChannelBuffer tempCb = cb.readBytes(iroObjHeader.getObjLen() - OBJECT_HEADER_LENGTH); - llSubObjects = parseSubObjects(tempCb); - return new PcepIroObjectVer1(iroObjHeader, llSubObjects); - } - - /** - * Returns linked list of sub objects. - * - * @param cb of type channel buffer - * @return linked list of sub objects - * @throws PcepParseException while parsing subobjects from channel buffer - */ - protected static LinkedList<PcepValueType> parseSubObjects(ChannelBuffer cb) throws PcepParseException { - - LinkedList<PcepValueType> llSubObjects = new LinkedList<>(); - - while (0 < cb.readableBytes()) { - - //check the Type of the Subobjects. - byte yType = cb.readByte(); - yType = (byte) (yType & (YTYPE_SHIFT_VALUE)); - byte hLength = cb.readByte(); - - PcepValueType subObj; - switch (yType) { - - case IPv4SubObject.TYPE: - subObj = IPv4SubObject.read(cb); - break; - - default: - throw new PcepParseException("Invalid sub object. Type: " + (int) yType); - } - - // Check for the padding - int pad = hLength % 4; - if (0 < pad) { - pad = 4 - pad; - if (pad <= cb.readableBytes()) { - cb.skipBytes(pad); - } - } - llSubObjects.add(subObj); - } - return llSubObjects; - } - - @Override - public int write(ChannelBuffer cb) throws PcepParseException { - //write Object header - int objStartIndex = cb.writerIndex(); - - int objLenIndex = iroObjHeader.write(cb); - - if (objLenIndex <= 0) { - throw new PcepParseException(" ObjectLength is " + objLenIndex); - } - - ListIterator<PcepValueType> listIterator = llSubObjects.listIterator(); - while (listIterator.hasNext()) { - listIterator.next().write(cb); - } - - //Update object length now - int length = cb.writerIndex() - objStartIndex; - //will be helpful during print(). - iroObjHeader.setObjLen((short) length); - // As per RFC the length of object should be - // multiples of 4 - int pad = length % 4; - if (pad != 0) { - pad = 4 - pad; - for (int i = 0; i < pad; i++) { - cb.writeByte((byte) 0); - } - length = length + pad; - } - cb.setShort(objLenIndex, (short) length); - objLenIndex = cb.writerIndex(); - return objLenIndex; - } - - /** - * Builder class for PCEP iro object. - */ - public static class Builder implements PcepIroObject.Builder { - - private boolean bIsHeaderSet = false; - - private PcepObjectHeader iroObjHeader; - LinkedList<PcepValueType> llSubObjects = new LinkedList<>(); - - private boolean bIsPFlagSet = false; - private boolean bPFlag; - - private boolean bIsIFlagSet = false; - private boolean bIFlag; - - @Override - public PcepIroObject build() { - - PcepObjectHeader iroObjHeader = this.bIsHeaderSet ? this.iroObjHeader : DEFAULT_IRO_OBJECT_HEADER; - - if (bIsPFlagSet) { - iroObjHeader.setPFlag(bPFlag); - } - - if (bIsIFlagSet) { - iroObjHeader.setIFlag(bIFlag); - } - - return new PcepIroObjectVer1(iroObjHeader, this.llSubObjects); - } - - @Override - public PcepObjectHeader getIroObjHeader() { - return this.iroObjHeader; - } - - @Override - public Builder setIroObjHeader(PcepObjectHeader obj) { - this.iroObjHeader = obj; - this.bIsHeaderSet = true; - return this; - } - - @Override - public LinkedList<PcepValueType> getSubObjects() { - return this.llSubObjects; - } - - @Override - public Builder setSubObjects(LinkedList<PcepValueType> llSubObjects) { - this.llSubObjects = llSubObjects; - return this; - } - - @Override - public Builder setPFlag(boolean value) { - this.bPFlag = value; - this.bIsPFlagSet = true; - return this; - } - - @Override - public Builder setIFlag(boolean value) { - this.bIFlag = value; - this.bIsIFlagSet = true; - return this; - } - } - - @Override - public String toString() { - return MoreObjects.toStringHelper(getClass()) - .add("IroObjectHeader", iroObjHeader) - .add("SubObjects", llSubObjects).toString(); - } -} |