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/*
* Copyright © 2009-2010 Reinier Zwitserloot, Roel Spilker and Robbert Jan Grootjans.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package lombok.javac;
import java.util.ArrayList;
import javax.annotation.processing.Messager;
import com.sun.tools.javac.tree.JCTree.JCAnnotation;
import com.sun.tools.javac.tree.JCTree.JCClassDecl;
import com.sun.tools.javac.tree.JCTree.JCCompilationUnit;
import com.sun.tools.javac.tree.JCTree.JCMethodDecl;
import com.sun.tools.javac.tree.JCTree.JCVariableDecl;
import com.sun.tools.javac.util.Context;
import com.sun.tools.javac.util.List;
import com.sun.tools.javac.util.Options;
public class JavacTransformer {
private final HandlerLibrary handlers;
private final Messager messager;
public JavacTransformer(Messager messager) {
this.messager = messager;
this.handlers = HandlerLibrary.load(messager);
}
public void transform(boolean postResolution, Context context, java.util.List<JCCompilationUnit> compilationUnitsRaw) {
List<JCCompilationUnit> compilationUnits;
if (compilationUnitsRaw instanceof List<?>) {
compilationUnits = (List<JCCompilationUnit>)compilationUnitsRaw;
} else {
compilationUnits = List.nil();
for (int i = compilationUnitsRaw.size() -1; i >= 0; i--) {
compilationUnits = compilationUnits.prepend(compilationUnitsRaw.get(i));
}
}
java.util.List<JavacAST> asts = new ArrayList<JavacAST>();
for (JCCompilationUnit unit : compilationUnits) asts.add(new JavacAST(messager, context, unit));
if (!postResolution) {
handlers.setPreResolutionPhase();
for (JavacAST ast : asts) {
ast.traverse(new AnnotationVisitor());
handlers.callASTVisitors(ast);
}
}
if (postResolution) {
handlers.setPostResolutionPhase();
for (JavacAST ast : asts) {
ast.traverse(new AnnotationVisitor());
handlers.callASTVisitors(ast);
}
handlers.setPrintASTPhase();
for (JavacAST ast : asts) {
ast.traverse(new AnnotationVisitor());
}
}
Options options = context.get(Options.optionsKey);
if (options instanceof LombokOptions) for (JavacAST ast : asts) {
if (ast.isChanged()) ((LombokOptions)options).changed.add((JCCompilationUnit) ast.top().get());
}
}
private class AnnotationVisitor extends JavacASTAdapter {
@Override public void visitAnnotationOnType(JCClassDecl type, JavacNode annotationNode, JCAnnotation annotation) {
if (annotationNode.isHandled()) return;
JCCompilationUnit top = (JCCompilationUnit) annotationNode.top().get();
boolean handled = handlers.handleAnnotation(top, annotationNode, annotation);
if (handled) annotationNode.setHandled();
}
@Override public void visitAnnotationOnField(JCVariableDecl field, JavacNode annotationNode, JCAnnotation annotation) {
if (annotationNode.isHandled()) return;
JCCompilationUnit top = (JCCompilationUnit) annotationNode.top().get();
boolean handled = handlers.handleAnnotation(top, annotationNode, annotation);
if (handled) annotationNode.setHandled();
}
@Override public void visitAnnotationOnMethod(JCMethodDecl method, JavacNode annotationNode, JCAnnotation annotation) {
if (annotationNode.isHandled()) return;
JCCompilationUnit top = (JCCompilationUnit) annotationNode.top().get();
boolean handled = handlers.handleAnnotation(top, annotationNode, annotation);
if (handled) annotationNode.setHandled();
}
@Override public void visitAnnotationOnMethodArgument(JCVariableDecl argument, JCMethodDecl method, JavacNode annotationNode, JCAnnotation annotation) {
if (annotationNode.isHandled()) return;
JCCompilationUnit top = (JCCompilationUnit) annotationNode.top().get();
boolean handled = handlers.handleAnnotation(top, annotationNode, annotation);
if (handled) annotationNode.setHandled();
}
@Override public void visitAnnotationOnLocal(JCVariableDecl local, JavacNode annotationNode, JCAnnotation annotation) {
if (annotationNode.isHandled()) return;
JCCompilationUnit top = (JCCompilationUnit) annotationNode.top().get();
boolean handled = handlers.handleAnnotation(top, annotationNode, annotation);
if (handled) annotationNode.setHandled();
}
}
}
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