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/*******************************************************************************
* Copyright (c) 2006 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
*******************************************************************************/
/*
*/
package org.eclipse.jem.java.util;
import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
import org.eclipse.jem.internal.java.adapters.jdk.JavaJDKAdapterFactory;
/**
* Static helper class to handle the java context. The java context is a resource set
* that has the appropriate reflection adapter attached, either for java reflection or
* for JDT reflection. The default is for java reflection. When running in Eclipse it
* will be the JDT reflection.
* <p>
* <b>Note:</b>This should only be used by customers that are not doing normal Eclipse JDT JEM
* reflection. Normal JEM should be using the JEM EMF nature access instead.
* @since 1.2.0
*/
public class JavaContext {
private static Class ReflectionFactoryClass = JavaJDKAdapterFactory.class;
private JavaContext() {
}
/**
* Create the java context. To be used outside of Eclipse.
* Within normal Eclipse JEM usage the JEM EMF nature should be used instead.
* @return
*
* @since 1.2.0
*/
public static ResourceSet createJavaContext() {
org.eclipse.jem.internal.java.init.JavaInit.init();
ResourceSet set = new ResourceSetImpl();
set.getAdapterFactories().add(createJavaReflectionAdapterFactory());
return set;
}
private static AdapterFactory createJavaReflectionAdapterFactory() {
AdapterFactory factoryInstance = null;
try {
if (getReflectionAdapterFactoryClass() != null)
factoryInstance = (AdapterFactory) getReflectionAdapterFactoryClass().newInstance();
} catch (Exception e) {
// Reflection or instantiation problems.
// OK, can't do Java Model reflection
}
return factoryInstance;
}
/**
* Return the Class for the Java refection adapter factory.
* @return
*
* @since 1.2.0
*/
public static Class getReflectionAdapterFactoryClass() {
return ReflectionFactoryClass;
}
/**
* Set the Class for the Java refection adapter factory. Within Eclipse this should not
* be set by customers.
*
* @param javaReflectionFactoryClass
*
* @since 1.2.0
*/
public static void setReflectionAdapterFactoryClass(Class javaReflectionFactoryClass) {
ReflectionFactoryClass = javaReflectionFactoryClass;
}
}
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