001/*
002 * (C) Copyright 2006-2011 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     bstefanescu
018 *
019 * $Id$
020 */
021
022package org.nuxeo.runtime.deploy;
023
024import java.util.Collection;
025
026import org.nuxeo.runtime.model.ComponentInstance;
027import org.nuxeo.runtime.model.Extension;
028
029/**
030 * @author <a href="mailto:[email protected]">Bogdan Stefanescu</a>
031 */
032public abstract class Contribution implements Cloneable {
033
034    protected Extension extension;
035
036    protected String contributionId;
037
038    public abstract void install(ManagedComponent comp, Contribution contrib);
039
040    public abstract void uninstall(ManagedComponent comp, Contribution contrib);
041
042    public String getContributionId() {
043        return contributionId;
044    }
045
046    public void setContributionId(String contributionId) {
047        this.contributionId = contributionId;
048    }
049
050    public void install(ManagedComponent comp) {
051        install(comp, this);
052    }
053
054    public void uninstall(ManagedComponent comp) {
055        uninstall(comp, this);
056    }
057
058    public void resolve(ContributionManager mgr) {
059        // do noting
060    }
061
062    public void unresolve(ContributionManager mgr) {
063        // do nothing
064    }
065
066    public Extension getExtension() {
067        return extension;
068    }
069
070    public void setExtension(Extension extension) {
071        this.extension = extension;
072    }
073
074    public String getExtensionPoint() {
075        return extension.getExtensionPoint();
076    }
077
078    public ComponentInstance getContributor() {
079        return extension.getComponent();
080    }
081
082    public Collection<String> getDependencies() {
083        return null;
084    }
085
086    @Override
087    public String toString() {
088        return contributionId;
089    }
090
091    @Override
092    public boolean equals(Object obj) {
093        if (obj == null) {
094            return false;
095        }
096        if (obj instanceof Contribution) {
097            return getClass() == obj.getClass() && contributionId.equals(((Contribution) obj).contributionId);
098        }
099        return false;
100    }
101
102    @Override
103    public int hashCode() {
104        return contributionId != null ? contributionId.hashCode() : 0;
105    }
106
107}