org.eclipse.virgo.ide.management.remote.ServiceReference.java Source code

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Here is the source code for org.eclipse.virgo.ide.management.remote.ServiceReference.java

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/*******************************************************************************
 * Copyright (c) 2009, 2011 SpringSource, a divison of VMware, Inc. and others
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     SpringSource, a division of VMware, Inc. - initial API and implementation
 *     SAP AG - moving to Eclipse Libra project and enhancements
 *******************************************************************************/
package org.eclipse.virgo.ide.management.remote;

import java.io.Serializable;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;

import org.eclipse.libra.framework.editor.core.model.IServiceReference;
import org.springframework.util.ObjectUtils;

/**
 * @author Christian Dupuis
 * @author Kaloyan Raev
 */
public class ServiceReference implements IServiceReference, Serializable {

    /*
     * Although this enum is now defined in the IServiceReference interface, we
     * still need to keep it in this class definition for backward compatibility
     * with earlier version of this class. Otherwise, UnmarshalException will be
     * thrown.
     */
    public enum Type {
        IN_USE, REGISTERED
    }

    private static final long serialVersionUID = -4896924600246187914L;

    private final Long bundleId;

    private final String[] clazzes;

    private final Map<String, String> properties = new HashMap<String, String>();

    private final Set<Long> usingBundles = new HashSet<Long>();

    private final Type type;

    public ServiceReference(Type type, Long bundleId, String[] clazzes) {
        this.bundleId = bundleId;
        this.clazzes = clazzes;
        this.type = type;
    }

    public Map<String, String> getProperties() {
        return properties;
    }

    public String[] getClazzes() {
        return clazzes;
    }

    public Set<Long> getUsingBundleIds() {
        return usingBundles;
    }

    public void addProperty(String key, String value) {
        this.properties.put(key, value);
    }

    public void addUsingBundle(Long id) {
        this.usingBundles.add(id);
    }

    public Long getBundleId() {
        return bundleId;
    }

    /*
     * Convert ServiceReference.Type returned by the JMX MBean into
     * IServiceReference.Type used by the bundle editor.
     */
    public IServiceReference.Type getType() {
        if (type == Type.REGISTERED) {
            return IServiceReference.Type.REGISTERED;
        } else {
            return IServiceReference.Type.IN_USE;
        }
    }

    @Override
    public int hashCode() {
        int hashCode = 17;
        hashCode = 31 * hashCode + clazzes.hashCode();
        hashCode = 31 * hashCode + type.hashCode();
        return hashCode;
    }

    @Override
    public boolean equals(Object other) {
        if (this == other) {
            return true;
        }
        if (!(other instanceof ServiceReference)) {
            return false;
        }
        ServiceReference that = (ServiceReference) other;
        if (!ObjectUtils.nullSafeEquals(this.clazzes, that.clazzes))
            return false;
        if (!ObjectUtils.nullSafeEquals(this.type, that.type))
            return false;
        return true;
    }
}