| /* |
| * Copyright 2015-present 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.Objects; |
| |
| 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 Is Is Administrative area. |
| */ |
| public final class BgpLinkAttrIsIsAdminstGrp implements BgpValueType { |
| |
| protected static final Logger log = LoggerFactory |
| .getLogger(BgpLinkAttrIsIsAdminstGrp.class); |
| |
| public static final int ATTRLINK_PROTECTIONTYPE = 1088; |
| public static final int ISIS_ADMIN_DATA_LEN = 4; |
| |
| /* ISIS administrative group */ |
| private final long isisAdminGrp; |
| |
| /** |
| * Constructor to initialize the values. |
| * |
| * @param isisAdminGrp ISIS protocol admin group |
| */ |
| public BgpLinkAttrIsIsAdminstGrp(long isisAdminGrp) { |
| this.isisAdminGrp = isisAdminGrp; |
| } |
| |
| /** |
| * Returns object of this class with specified values. |
| * |
| * @param isisAdminGrp ISIS admin group |
| * @return object of BgpLinkAttrIsIsAdminstGrp |
| */ |
| public static BgpLinkAttrIsIsAdminstGrp of(final long isisAdminGrp) { |
| return new BgpLinkAttrIsIsAdminstGrp(isisAdminGrp); |
| } |
| |
| /** |
| * Reads the BGP link attributes of ISIS administrative group area. |
| * |
| * @param cb Channel buffer |
| * @return object of type BgpLinkAttrIsIsAdminstGrp |
| * @throws BgpParseException while parsing BgpLinkAttrIsIsAdminstGrp |
| */ |
| public static BgpLinkAttrIsIsAdminstGrp read(ChannelBuffer cb) |
| throws BgpParseException { |
| long isisAdminGrp; |
| short lsAttrLength = cb.readShort(); |
| |
| if ((lsAttrLength != ISIS_ADMIN_DATA_LEN) |
| || (cb.readableBytes() < lsAttrLength)) { |
| Validation.validateLen(BgpErrorType.UPDATE_MESSAGE_ERROR, |
| BgpErrorType.ATTRIBUTE_LENGTH_ERROR, |
| lsAttrLength); |
| } |
| |
| isisAdminGrp = cb.readUnsignedInt(); |
| |
| return BgpLinkAttrIsIsAdminstGrp.of(isisAdminGrp); |
| } |
| |
| /** |
| * Link attributes of ISIS administrative group area. |
| * |
| * @return long value of the administrative group area |
| */ |
| public long linkAttrIsIsAdminGrp() { |
| return isisAdminGrp; |
| } |
| |
| @Override |
| public short getType() { |
| return ATTRLINK_PROTECTIONTYPE; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(isisAdminGrp); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| |
| if (obj instanceof BgpLinkAttrIsIsAdminstGrp) { |
| BgpLinkAttrIsIsAdminstGrp other = (BgpLinkAttrIsIsAdminstGrp) obj; |
| return Objects.equals(isisAdminGrp, other.isisAdminGrp); |
| } |
| 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()) |
| .add("isisAdminGrp", isisAdminGrp).toString(); |
| } |
| |
| @Override |
| public int compareTo(Object o) { |
| // TODO Auto-generated method stub |
| return 0; |
| } |
| } |