diff options
Diffstat (limited to 'framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeIsIsAreaId.java')
-rw-r--r-- | framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeIsIsAreaId.java | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeIsIsAreaId.java b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeIsIsAreaId.java new file mode 100644 index 00000000..0435a65f --- /dev/null +++ b/framework/src/onos/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/attr/BgpAttrNodeIsIsAreaId.java @@ -0,0 +1,136 @@ +/* + * 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.bgpio.types.attr; + +import java.util.Arrays; + +import org.jboss.netty.buffer.ChannelBuffer; +import org.onosproject.bgpio.exceptions.BgpParseException; +import org.onosproject.bgpio.types.BgpErrorType; +import org.onosproject.bgpio.types.BgpValueType; +import org.onosproject.bgpio.util.Validation; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import com.google.common.base.MoreObjects; + +/** + * Implements BGP attribute ISIS Area Identifier. + */ +public class BgpAttrNodeIsIsAreaId implements BgpValueType { + + protected static final Logger log = LoggerFactory + .getLogger(BgpAttrNodeIsIsAreaId.class); + + public static final int ATTRNODE_ISISAREAID = 1027; + + /* IS-IS Area Identifier TLV */ + private byte[] isisAreaId; + + /** + * Constructor to initialize value. + * + * @param isisAreaId ISIS area Identifier + */ + public BgpAttrNodeIsIsAreaId(byte[] isisAreaId) { + this.isisAreaId = Arrays.copyOf(isisAreaId, isisAreaId.length); + } + + /** + * Returns object of this class with specified values. + * + * @param isisAreaId ISIS area Identifier + * @return object of BgpAttrNodeIsIsAreaId + */ + public static BgpAttrNodeIsIsAreaId of(final byte[] isisAreaId) { + return new BgpAttrNodeIsIsAreaId(isisAreaId); + } + + /** + * Reads the IS-IS Area Identifier. + * + * @param cb ChannelBuffer + * @return object of BgpAttrNodeIsIsAreaId + * @throws BgpParseException while parsing BgpAttrNodeIsIsAreaId + */ + public static BgpAttrNodeIsIsAreaId read(ChannelBuffer cb) + throws BgpParseException { + byte[] isisAreaId; + + short lsAttrLength = cb.readShort(); + + if (cb.readableBytes() < lsAttrLength) { + Validation.validateLen(BgpErrorType.UPDATE_MESSAGE_ERROR, + BgpErrorType.ATTRIBUTE_LENGTH_ERROR, + lsAttrLength); + } + + isisAreaId = new byte[lsAttrLength]; + cb.readBytes(isisAreaId); + + return BgpAttrNodeIsIsAreaId.of(isisAreaId); + } + + /** + * Returns ISIS area Identifier. + * + * @return Area ID + */ + public byte[] attrNodeIsIsAreaId() { + return isisAreaId; + } + + @Override + public short getType() { + return ATTRNODE_ISISAREAID; + } + + @Override + public int hashCode() { + return Arrays.hashCode(isisAreaId); + } + + @Override + public boolean equals(Object obj) { + if (this == obj) { + return true; + } + + if (obj instanceof BgpAttrNodeIsIsAreaId) { + BgpAttrNodeIsIsAreaId other = (BgpAttrNodeIsIsAreaId) obj; + return Arrays.equals(isisAreaId, other.isisAreaId); + } + return false; + } + + @Override + public int write(ChannelBuffer cb) { + // TODO This will be implemented in the next version + return 0; + } + + @Override + public String toString() { + return MoreObjects.toStringHelper(getClass()).omitNullValues() + .add("isisAreaId", isisAreaId).toString(); + } + + @Override + public int compareTo(Object o) { + // TODO Auto-generated method stub + return 0; + } +} |