/*******************************************************************************
* Copyright (c) 2006, 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@bea.com - initial API and implementation
*
*******************************************************************************/
package org.eclipse.jdt.internal.compiler.apt.dispatch;
import java.io.IOException;
import java.net.URI;
import java.util.HashSet;
import javax.annotation.processing.Filer;
import javax.annotation.processing.FilerException;
import javax.lang.model.element.Element;
import javax.tools.FileObject;
import javax.tools.JavaFileManager;
import javax.tools.JavaFileObject;
import javax.tools.StandardLocation;
import javax.tools.JavaFileManager.Location;
import org.eclipse.jdt.internal.compiler.env.ICompilationUnit;
import org.eclipse.jdt.internal.compiler.lookup.ReferenceBinding;
/**
* Implementation of Filer used when compilation is driven by command line
* or by Tool interface. This version does not need to keep track of
* dependencies.
*/
public class BatchFilerImpl implements Filer {
protected final BaseAnnotationProcessorManager _dispatchManager;
protected final BaseProcessingEnvImpl _env;
protected final JavaFileManager _fileManager;
protected final HashSet<URI> _createdFiles;
public BatchFilerImpl(BaseAnnotationProcessorManager dispatchManager, BatchProcessingEnvImpl env)
{
_dispatchManager = dispatchManager;
_fileManager = env._fileManager;
_env = env;
_createdFiles = new HashSet<URI>();
}
public void addNewUnit(ICompilationUnit unit) {
_env.addNewUnit(unit);
}
public void addNewClassFile(ReferenceBinding binding) {
_env.addNewClassFile(binding);
}
/* (non-Javadoc)
* @see javax.annotation.processing.Filer#createClassFile(java.lang.CharSequence, javax.lang.model.element.Element[])
*/
@Override
public JavaFileObject createClassFile(CharSequence name,
Element... originatingElements) throws IOException
{
//TODO: do we need to check validity of 'name', or can we trust the filemanager to handle that?
JavaFileObject jfo = _fileManager.getJavaFileForOutput(
StandardLocation.CLASS_OUTPUT, name.toString(), JavaFileObject.Kind.CLASS, null);
URI uri = jfo.toUri();
if (_createdFiles.contains(uri)) {
throw new FilerException("Class file already created : " + name); //$NON-NLS-1$
}
_createdFiles.add(uri);
return new HookedJavaFileObject(jfo, jfo.getName(), this);
}
/* (non-Javadoc)
* @see javax.annotation.processing.Filer#createResource(javax.tools.JavaFileManager.Location, java.lang.CharSequence, java.lang.CharSequence, javax.lang.model.element.Element[])
*/
@Override
public FileObject createResource(Location location, CharSequence pkg,
CharSequence relativeName, Element... originatingElements)
throws IOException {
//TODO: do we need to check validity of 'name', or can we trust the filemanager to handle that?
FileObject fo = _fileManager.getFileForOutput(
location, pkg.toString(), relativeName.toString(), null);
URI uri = fo.toUri();
if (_createdFiles.contains(uri)) {
throw new FilerException("Resource already created : " + location + '/' + pkg + '/' + relativeName); //$NON-NLS-1$
}
_createdFiles.add(uri);
return fo;
}
/* (non-Javadoc)
* @see javax.annotation.processing.Filer#createSourceFile(java.lang.CharSequence, javax.lang.model.element.Element[])
*/
@Override
public JavaFileObject createSourceFile(CharSequence name,
Element... originatingElements) throws IOException {
//TODO: do we need to check validity of 'name', or can we trust the filemanager to handle that?
JavaFileObject jfo = _fileManager.getJavaFileForOutput(
StandardLocation.SOURCE_OUTPUT, name.toString(), JavaFileObject.Kind.SOURCE, null);
URI uri = jfo.toUri();
if (_createdFiles.contains(uri)) {
throw new FilerException("Source file already created : " + name); //$NON-NLS-1$
}
_createdFiles.add(uri);
// hook the file object's writers to create compilation unit and add to addedUnits()
return new HookedJavaFileObject(jfo, jfo.getName(), this);
}
/* (non-Javadoc)
* @see javax.annotation.processing.Filer#getResource(javax.tools.JavaFileManager.Location, java.lang.CharSequence, java.lang.CharSequence)
*/
@Override
public FileObject getResource(Location location, CharSequence pkg,
CharSequence relativeName) throws IOException {
//TODO: do we need to check validity of 'name', or can we trust the filemanager to handle that?
FileObject fo = _fileManager.getFileForInput(
location, pkg.toString(), relativeName.toString());
URI uri = fo.toUri();
if (_createdFiles.contains(uri)) {
throw new FilerException("Resource already created : " + location + '/' + pkg + '/' + relativeName); //$NON-NLS-1$
}
_createdFiles.add(uri);
return fo;
}
}