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/*******************************************************************************
* Copyright (c) 2003, 2005 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
/*
* Created on Oct 29, 2003
*
* To change the template for this generated file go to
* Window>Preferences>Java>Code Generation>Code and Comments
*/
package org.eclipse.wst.common.componentcore.internal;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.jem.util.RegistryReader;
/**
* To change the template for this generated type comment go to
* Window>Preferences>Java>Code Generation>Code and Comments
*/
public class ProjectMigratorRegistry extends RegistryReader {
static final String EXTENSION_NAME = "ComponentProjectMigrator"; //$NON-NLS-1$
static final String ELEMENT_MIGRATOR_EXTENSION = "migratorExtension"; //$NON-NLS-1$
static final String MIGRATOR_CLASS = "class"; //$NON-NLS-1$
private List projectMigrators = new ArrayList();
private static ProjectMigratorRegistry INSTANCE = null;
public ProjectMigratorRegistry() {
super(ModulecorePlugin.PLUGIN_ID, EXTENSION_NAME);
}
public static ProjectMigratorRegistry getInstance() {
if (INSTANCE == null) {
INSTANCE = new ProjectMigratorRegistry();
INSTANCE.readRegistry();
}
return INSTANCE;
}
/**
* readElement() - parse and deal w/ an extension like: <earModuleExtension extensionClass =
* "com.ibm.etools.web.plugin.WebModuleExtensionImpl"/>
*/
public boolean readElement(IConfigurationElement element) {
if (!element.getName().equals(ELEMENT_MIGRATOR_EXTENSION))
return false;
IComponentProjectMigrator migrator = null;
try {
migrator = (IComponentProjectMigrator) element.createExecutableExtension(MIGRATOR_CLASS);
} catch (CoreException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
if (migrator != null)
addModuleExtension(migrator);
return true;
}
public IComponentProjectMigrator[] getProjectMigrators(){
return (IComponentProjectMigrator[])projectMigrators.toArray(new IComponentProjectMigrator[projectMigrators.size()]);
}
private void addModuleExtension(IComponentProjectMigrator ext) {
projectMigrators.add(ext);
}
}
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