/*
* Copyright (c) 2006-2011 Nuxeo SA (http://nuxeo.com/) 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:
* Nuxeo - initial API and implementation
*
* $Id$
*/
package org.eclipse.ecr.runtime.model.impl;
import java.io.Serializable;
import org.eclipse.ecr.runtime.model.Extension;
import org.eclipse.ecr.runtime.model.ExtensionPoint;
import org.eclipse.ecr.runtime.model.RegistrationInfo;
import org.nuxeo.common.xmap.XMap;
import org.nuxeo.common.xmap.annotation.XContent;
import org.nuxeo.common.xmap.annotation.XNode;
import org.nuxeo.common.xmap.annotation.XNodeList;
import org.nuxeo.common.xmap.annotation.XObject;
import org.nuxeo.common.xmap.annotation.XParent;
import org.w3c.dom.Element;
/**
* @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a>
*
*/
@XObject
public class ExtensionPointImpl implements ExtensionPoint, Serializable {
private static final long serialVersionUID = 3959978759388449332L;
@XNode("@name")
public String name;
@XNode("@target")
public String superComponent;
@XContent("documentation")
public String documentation;
@XNodeList(value = "object@class", type = Class[].class, componentType = Class.class)
public transient Class[] contributions;
public transient XMap xmap;
@XParent
public transient RegistrationInfo ri;
@Override
public Class[] getContributions() {
return contributions;
}
@Override
public String getName() {
return name;
}
@Override
public String getDocumentation() {
return documentation;
}
@Override
public String getSuperComponent() {
return superComponent;
}
public Extension createExtension(Element element) {
return null;
}
public Object[] loadContributions(RegistrationInfo owner, Extension extension) throws Exception {
Object[] contribs = extension.getContributions();
if (contribs != null) {
// contributions already computed - this should e an overloaded (extended) extension point
return contribs;
}
// should compute now the contributions
if (contributions != null) {
if (xmap == null) {
xmap = new XMap();
for (Class contrib : contributions) {
xmap.register(contrib);
}
}
contribs = xmap.loadAll(
new XMapContext(extension.getContext()),
extension.getElement());
extension.setContributions(contribs);
}
return contribs;
}
}