io.netlibs.bgp.config.nodes.ServerPortConfigurationDecorator.java Source code

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Here is the source code for io.netlibs.bgp.config.nodes.ServerPortConfigurationDecorator.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.bgp4.config.nodes.ServerConfigurationDecorator.java 
 */
package io.netlibs.bgp.config.nodes;

import java.net.InetSocketAddress;

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

/**
 * @author Rainer Bieniek (Rainer.Bieniek@web.de)
 *
 */
public abstract class ServerPortConfigurationDecorator implements ServerConfiguration {

    private ServerConfiguration decorated;

    protected ServerPortConfigurationDecorator(ServerConfiguration decorated) {
        this.decorated = decorated;
    }

    /* (non-Javadoc)
     * @see org.bgp4.config.nodes.ServerConfiguration#getListenAddress()
     */
    @Override
    public InetSocketAddress getListenAddress() {
        InetSocketAddress sockAddr = decorated.getListenAddress();

        if (sockAddr.getPort() == 0)
            sockAddr = new InetSocketAddress(sockAddr.getAddress(), getDefaultPort());

        return sockAddr;
    }

    /**
     * obtain the default port
     * @return
     */
    protected abstract int getDefaultPort();

    /**
     * @return
     * @see io.netlibs.bgp.config.nodes.ServerConfiguration#equals()
     */
    public boolean equals(Object other) {
        if (!getClass().equals(other.getClass()))
            return false;

        ServerPortConfigurationDecorator o = (ServerPortConfigurationDecorator) other;

        return (new EqualsBuilder()).append(getListenAddress(), o.getListenAddress()).isEquals();
    }

    /**
     * @return
     * @see io.netlibs.bgp.config.nodes.ServerConfiguration#hashCode()
     */
    public int hashCode() {
        return (new HashCodeBuilder()).append(getListenAddress()).toHashCode();
    }
}