org.bgp4j.net.attributes.CommunityPathAttribute.java Source code

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Here is the source code for org.bgp4j.net.attributes.CommunityPathAttribute.java

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/**
 *  Copyright 2012 Rainer Bieniek (Rainer.Bieniek@web.de)
 *
 *  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.
 * 
 * File: org.bgp4j.netty.protocol.update.CommunitiesPathAttribute.java 
 */
package org.bgp4j.net.attributes;

import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;

import org.apache.commons.lang3.builder.CompareToBuilder;
import org.apache.commons.lang3.builder.EqualsBuilder;
import org.apache.commons.lang3.builder.HashCodeBuilder;
import org.apache.commons.lang3.builder.ToStringBuilder;

/**
 * @author Rainer Bieniek (Rainer.Bieniek@web.de)
 *
 */
public class CommunityPathAttribute extends PathAttribute {

    private int community;
    private List<CommunityMember> members = new LinkedList<CommunityMember>();

    public CommunityPathAttribute() {
        super(Category.OPTIONAL_TRANSITIVE);
    }

    public CommunityPathAttribute(int community) {
        super(Category.OPTIONAL_TRANSITIVE);

        this.community = community;
    }

    public CommunityPathAttribute(int community, List<CommunityMember> members) {
        this(community);

        if (members != null)
            this.members = new LinkedList<CommunityMember>(members);
    }

    /**
     * @return the community
     */
    public int getCommunity() {
        return community;
    }

    /**
     * @param community the community to set
     */
    public void setCommunity(int community) {
        this.community = community;
    }

    /**
     * @return the members
     */
    public List<CommunityMember> getMembers() {
        return members;
    }

    /**
     * @param members the members to set
     */
    public void setMembers(List<CommunityMember> members) {
        if (members != null)
            this.members = members;
        else
            this.members = new LinkedList<CommunityMember>();
    }

    @Override
    protected PathAttributeType internalType() {
        return PathAttributeType.COMMUNITY;
    }

    @Override
    protected boolean subclassEquals(PathAttribute obj) {
        CommunityPathAttribute o = (CommunityPathAttribute) obj;

        EqualsBuilder builder = (new EqualsBuilder()).append(getCommunity(), o.getCommunity())
                .append(getMembers().size(), o.getMembers().size());

        if (builder.isEquals()) {
            Iterator<CommunityMember> lit = getMembers().iterator();
            Iterator<CommunityMember> rit = o.getMembers().iterator();

            while (lit.hasNext())
                builder.append(lit.next(), rit.next());
        }

        return builder.isEquals();
    }

    @Override
    protected int subclassHashCode() {
        HashCodeBuilder builder = (new HashCodeBuilder()).append(getCommunity());
        Iterator<CommunityMember> it = getMembers().iterator();

        while (it.hasNext())
            builder.append(it.next());

        return builder.toHashCode();
    }

    @Override
    protected int subclassCompareTo(PathAttribute obj) {
        CommunityPathAttribute o = (CommunityPathAttribute) obj;
        CompareToBuilder builder = (new CompareToBuilder()).append(getCommunity(), o.getCommunity())
                .append(getMembers().size(), o.getMembers().size());

        if (builder.toComparison() == 0) {
            Iterator<CommunityMember> lit = getMembers().iterator();
            Iterator<CommunityMember> rit = o.getMembers().iterator();

            while (lit.hasNext())
                builder.append(lit.next(), rit.next());
        }

        return builder.toComparison();
    }

    @Override
    protected ToStringBuilder subclassToString() {
        ToStringBuilder builder = new ToStringBuilder(this).append("community", community);

        for (CommunityMember c : members)
            builder.append("member", c);

        return builder;
    }

}