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/*******************************************************************************
* Copyright (c) 2005, 2007 BEA Systems, Inc.
* 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:
* wharley - initial API and implementation
*******************************************************************************/
package org.eclipse.jdt.apt.tests.external.annotations.loadertest;
import java.io.IOException;
import java.io.PrintWriter;
import com.sun.mirror.apt.AnnotationProcessor;
import com.sun.mirror.apt.AnnotationProcessorEnvironment;
import com.sun.mirror.apt.Filer;
/**
* Used to test loading an annotation processor from a jar file.
*/
public class LoaderTestAnnotationProcessor implements AnnotationProcessor {
private static String getClassName() {
return getPackageName() + "." + getTypeName(); //$NON-NLS-1$
}
private final AnnotationProcessorEnvironment _env;
/**
* Has an instance of this class been constructed in this VM?
* This is implemented in such a way that the answer does not
* depend on sharing a classloader.
*/
public static boolean isLoaded() {
return "loaded".equals(System.getProperty(getClassName())); //$NON-NLS-1$
}
/**
* Clear the "isLoaded" setting. After this, isLoaded() will
* return false until the next time an instance is constructed.
*/
public static void clearLoaded() {
System.clearProperty(getClassName());
}
public LoaderTestAnnotationProcessor(AnnotationProcessorEnvironment env) {
System.setProperty(getClassName(), "loaded"); //$NON-NLS-1$
_env = env;
}
public void process() {
try
{
Filer f = getEnvironment().getFiler();
PrintWriter pw = f
.createSourceFile( getClassName() );
pw.print( getCode() );
pw.close();
}
catch( IOException ioe )
{
ioe.printStackTrace();
}
}
public AnnotationProcessorEnvironment getEnvironment()
{
return _env;
}
protected static String getCode() {
return CODE;
}
protected static String getPackageName() {
return "generatedfilepackage"; //$NON-NLS-1$
}
protected static String getTypeName() {
return "LoadFactoryFromJarTest"; //$NON-NLS-1$
}
protected final static String CODE =
"package " + getPackageName() + ";\n" +
"public class " + getTypeName() + "\n" +
"{\n" +
" public static void helloWorld() {\n" +
" System.out.println( \"Hello, world! I am a generated file!\" ); \n" +
" }\n" +
"}\n";
}
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