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/*
 * Fabric3
 * Copyright (c) 2009 Metaform Systems
 *
 * Fabric3 is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as
 * published by the Free Software Foundation, either version 3 of
 * the License, or (at your option) any later version, with the
 * following exception:
 *
 * Linking this software statically or dynamically with other
 * modules is making a combined work based on this software.
 * Thus, the terms and conditions of the GNU General Public
 * License cover the whole combination.
 *
 * As a special exception, the copyright holders of this software
 * give you permission to link this software with independent
 * modules to produce an executable, regardless of the license
 * terms of these independent modules, and to copy and distribute
 * the resulting executable under terms of your choice, provided
 * that you also meet, for each linked independent module, the
 * terms and conditions of the license of that module. An
 * independent module is a module which is not derived from or
 * based on this software. If you modify this software, you may
 * extend this exception to your version of the software, but
 * you are not obligated to do so. If you do not wish to do so,
 * delete this exception statement from your version.
 *
 * Fabric3 is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty
 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License for more details.
 *
 * You should have received a copy of the
 * GNU General Public License along with Fabric3.
 * If not, see .
 *
 * ----------------------------------------------------
 *
 * Portions originally based on Apache Tuscany 2007
 * licensed under the Apache 2.0 license.
 *
 */
package org.fabric3.spi.model.instance;

import java.net.URI;
import java.util.ArrayList;
import java.util.List;

import org.fabric3.model.type.component.ConsumerDefinition;

/**
 * A consumer on an instantiated component in the domain.
 *
 * @version $Rev: 8964 $ $Date: 2010-05-05 21:56:19 +0000 (Wed, 05 May 2010) $
 */
public class LogicalConsumer extends Bindable {
    private static final long serialVersionUID = -8094856609591381761L;
    private ConsumerDefinition definition;
    private List sources;

    /**
     * Constructor.
     *
     * @param uri        the consumer URI
     * @param definition the consumer type definition
     * @param parent     the parent component
     */
    public LogicalConsumer(URI uri, ConsumerDefinition definition, LogicalComponent parent) {
        super(uri, null, parent);
        this.definition = definition;
        sources = new ArrayList();
        if (definition != null) {
            // null check for testing so full model does not need to be instantiated
            addIntents(definition.getIntents());
            addPolicySets(definition.getPolicySets());
        }
    }

    /**
     * Returns the producer type definition.
     *
     * @return the producer type definition
     */
    public ConsumerDefinition getDefinition() {
        return definition;
    }

    /**
     * Returns the configured source channel URIs.
     *
     * @return the configured source channel URIs
     */
    public List getSources() {
        return sources;
    }

    /**
     * Adds a configured source channel URIs.
     *
     * @param sources the source channel URIs
     */
    public void addSources(List sources) {
        this.sources.addAll(sources);
    }

    /**
     * Adds a configured source channel URI.
     *
     * @param uri the source channel URI
     */
    public void addSource(URI uri) {
        sources.add(uri);
    }

    @Override
    public boolean equals(Object obj) {

        if (this == obj) {
            return true;
        }

        if ((obj == null) || (obj.getClass() != this.getClass())) {
            return false;
        }

        LogicalConsumer test = (LogicalConsumer) obj;
        return getUri().equals(test.getUri());

    }

    @Override
    public int hashCode() {
        return getUri().hashCode();
    }


}