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author | 2015-11-05 14:00:42 -0800 | |
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committer | 2015-11-05 14:00:42 -0800 | |
commit | b34f82bf11934fc6b938ef997d536a7ccea76c36 (patch) | |
tree | 10559ebf65962abb741883ca9d23aec241ced504 /framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IPv6AddressTlv.java | |
parent | 2cdecb8c41956d7dd8ab5d59591ebc21f3c64a9e (diff) |
Updates ONOS tree to checkin id ca9cc8e28eba18da77f4fa021fb7c3a3f76e5d44
upstream.
Change-Id: I49f8e41733afea8101ec50c0102213c8d18949ae
Signed-off-by: Ashlee Young <ashlee@wildernessvoice.com>
Diffstat (limited to 'framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IPv6AddressTlv.java')
-rw-r--r-- | framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IPv6AddressTlv.java | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IPv6AddressTlv.java b/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IPv6AddressTlv.java new file mode 100644 index 00000000..65b7c16d --- /dev/null +++ b/framework/src/onos/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/IPv6AddressTlv.java @@ -0,0 +1,128 @@ +/* + * 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; + +import java.net.InetAddress; +import java.util.Objects; + +import org.jboss.netty.buffer.ChannelBuffer; +import org.onlab.packet.Ip6Address; +import org.onosproject.bgpio.exceptions.BGPParseException; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import com.google.common.base.MoreObjects; +import com.google.common.base.Preconditions; + +/** + * Provides Implementation of IPv6AddressTlv. + */ +public class IPv6AddressTlv implements BGPValueType { + private static final Logger log = LoggerFactory.getLogger(IPv6AddressTlv.class); + private static final int LENGTH = 16; + + private final Ip6Address address; + private short type; + + /** + * Constructor to initialize parameters. + * + * @param address Ipv6 address of interface/neighbor + * @param type address type + */ + public IPv6AddressTlv(Ip6Address address, short type) { + this.address = Preconditions.checkNotNull(address); + this.type = type; + } + + /** + * Returns Ipv6 address of interface/neighbor. + * + * @return Ipv6 address of interface/neighbor + */ + public Ip6Address getValue() { + return address; + } + + @Override + public short getType() { + return type; + } + + @Override + public int hashCode() { + return Objects.hash(address); + } + + @Override + public boolean equals(Object obj) { + if (this == obj) { + return true; + } + if (obj instanceof IPv6AddressTlv) { + IPv6AddressTlv other = (IPv6AddressTlv) obj; + return Objects.equals(this.address, other.address) && Objects.equals(this.type, other.type); + } + return false; + } + + @Override + public int write(ChannelBuffer cb) { + int iLenStartIndex = cb.writerIndex(); + cb.writeShort(type); + cb.writeShort(LENGTH); + cb.writeBytes(address.toOctets()); + return cb.writerIndex() - iLenStartIndex; + } + + /** + * Reads the channel buffer and returns object of IPv6AddressTlv. + * + * @param cb channelBuffer + * @param type address type + * @return object of IPv6AddressTlv + * @throws BGPParseException while parsing IPv6AddressTlv + */ + public static IPv6AddressTlv read(ChannelBuffer cb, short type) throws BGPParseException { + //TODO: use Validation.toInetAddress once Validation is merged + InetAddress ipAddress = (InetAddress) cb.readBytes(LENGTH); + if (ipAddress.isMulticastAddress()) { + throw new BGPParseException(BGPErrorType.UPDATE_MESSAGE_ERROR, (byte) 0, null); + } + Ip6Address address = Ip6Address.valueOf(ipAddress); + return IPv6AddressTlv.of(address, type); + } + + /** + * Returns object of this class with specified values. + * + * @param address Ipv6 interface/neighbor address + * @param type says Ipv6 address of interface/neighbor tlv type + * @return object of this class + */ + public static IPv6AddressTlv of(final Ip6Address address , final short type) { + return new IPv6AddressTlv(address, type); + } + + @Override + public String toString() { + return MoreObjects.toStringHelper(getClass()) + .add("type", type) + .add("LENGTH", LENGTH) + .add("address", address) + .toString(); + } +}
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