jjg@1210: /*
jjg@1210: * Copyright (c) 2005, 2012, Oracle and/or its affiliates. All rights reserved.
jjg@1210: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
jjg@1210: *
jjg@1210: * This code is free software; you can redistribute it and/or modify it
jjg@1210: * under the terms of the GNU General Public License version 2 only, as
jjg@1210: * published by the Free Software Foundation. Oracle designates this
jjg@1210: * particular file as subject to the "Classpath" exception as provided
jjg@1210: * by Oracle in the LICENSE file that accompanied this code.
jjg@1210: *
jjg@1210: * This code is distributed in the hope that it will be useful, but WITHOUT
jjg@1210: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
jjg@1210: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
jjg@1210: * version 2 for more details (a copy is included in the LICENSE file that
jjg@1210: * accompanied this code).
jjg@1210: *
jjg@1210: * You should have received a copy of the GNU General Public License version
jjg@1210: * 2 along with this work; if not, write to the Free Software Foundation,
jjg@1210: * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
jjg@1210: *
jjg@1210: * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
jjg@1210: * or visit www.oracle.com if you need additional information or have any
jjg@1210: * questions.
jjg@1210: */
jjg@1210:
jjg@1210: package com.sun.tools.javac.api;
jjg@1210:
jjg@1210: import java.io.IOException;
jjg@1357: import java.util.Collection;
jjg@1210: import java.util.Locale;
jjg@1210:
jjg@1210: import javax.annotation.processing.Processor;
jjg@1210: import javax.lang.model.element.Element;
jjg@1210: import javax.lang.model.type.TypeMirror;
jjg@1210: import javax.lang.model.util.Elements;
jjg@1210: import javax.lang.model.util.Types;
jjg@1210: import javax.tools.JavaFileObject;
jjg@1210:
jjg@1210: import com.sun.source.tree.CompilationUnitTree;
jjg@1210: import com.sun.source.tree.Tree;
jjg@1210: import com.sun.source.util.JavacTask;
jjg@1210: import com.sun.source.util.TaskListener;
jjg@1210: import com.sun.tools.javac.model.JavacElements;
jjg@1210: import com.sun.tools.javac.model.JavacTypes;
jjg@1210: import com.sun.tools.javac.tree.JCTree;
jjg@1210: import com.sun.tools.javac.util.Context;
jjg@1210:
jjg@1210: /**
jjg@1210: * Provides basic functionality for implementations of JavacTask.
jjg@1210: *
jjg@1210: * This is NOT part of any supported API.
jjg@1210: * If you write code that depends on this, you do so at your own
jjg@1210: * risk. This code and its internal interfaces are subject to change
jjg@1210: * or deletion without notice.
jjg@1210: */
jjg@1210: public class BasicJavacTask extends JavacTask {
jjg@1210: protected Context context;
jjg@1210: private TaskListener taskListener;
jjg@1210:
jjg@1455: public static JavacTask instance(Context context) {
jjg@1455: JavacTask instance = context.get(JavacTask.class);
jjg@1455: if (instance == null)
jjg@1455: instance = new BasicJavacTask(context, true);
jjg@1455: return instance;
jjg@1455: }
jjg@1455:
jjg@1210: public BasicJavacTask(Context c, boolean register) {
jjg@1210: context = c;
jjg@1210: if (register)
jjg@1210: context.put(JavacTask.class, this);
jjg@1210: }
jjg@1210:
jjg@1210: @Override
jjg@1210: public Iterable parse() throws IOException {
jjg@1210: throw new IllegalStateException();
jjg@1210: }
jjg@1210:
jjg@1210: @Override
jjg@1210: public Iterable analyze() throws IOException {
jjg@1210: throw new IllegalStateException();
jjg@1210: }
jjg@1210:
jjg@1210: @Override
jjg@1210: public Iterable generate() throws IOException {
jjg@1210: throw new IllegalStateException();
jjg@1210: }
jjg@1210:
jjg@1210: @Override
jjg@1210: public void setTaskListener(TaskListener tl) {
jjg@1210: MultiTaskListener mtl = MultiTaskListener.instance(context);
jjg@1210: if (taskListener != null)
jjg@1210: mtl.remove(taskListener);
jjg@1210: if (tl != null)
jjg@1210: mtl.add(tl);
jjg@1210: taskListener = tl;
jjg@1210: }
jjg@1210:
jjg@1210: @Override
jjg@1210: public void addTaskListener(TaskListener taskListener) {
jjg@1210: MultiTaskListener mtl = MultiTaskListener.instance(context);
jjg@1210: mtl.add(taskListener);
jjg@1210: }
jjg@1210:
jjg@1210: @Override
jjg@1210: public void removeTaskListener(TaskListener taskListener) {
jjg@1210: MultiTaskListener mtl = MultiTaskListener.instance(context);
jjg@1210: mtl.remove(taskListener);
jjg@1210: }
jjg@1210:
jjg@1210: public Collection getTaskListeners() {
jjg@1210: MultiTaskListener mtl = MultiTaskListener.instance(context);
jjg@1210: return mtl.getTaskListeners();
jjg@1210: }
jjg@1210:
jjg@1210: @Override
jjg@1210: public TypeMirror getTypeMirror(Iterable path) {
jjg@1210: // TODO: Should complete attribution if necessary
jjg@1210: Tree last = null;
jjg@1210: for (Tree node : path)
jjg@1210: last = node;
jjg@1210: return ((JCTree)last).type;
jjg@1210: }
jjg@1210:
jjg@1210: @Override
jjg@1210: public Elements getElements() {
jjg@1210: return JavacElements.instance(context);
jjg@1210: }
jjg@1210:
jjg@1210: @Override
jjg@1210: public Types getTypes() {
jjg@1210: return JavacTypes.instance(context);
jjg@1210: }
jjg@1210:
jjg@1210: public void setProcessors(Iterable processors) {
jjg@1210: throw new IllegalStateException();
jjg@1210: }
jjg@1210:
jjg@1210: public void setLocale(Locale locale) {
jjg@1210: throw new IllegalStateException();
jjg@1210: }
jjg@1210:
jjg@1210: public Boolean call() {
jjg@1210: throw new IllegalStateException();
jjg@1210: }
jjg@1210:
jjg@1334: /**
jjg@1334: * For internal use only. This method will be
jjg@1334: * removed without warning.
jjg@1334: */
jjg@1416: public Context getContext() {
jjg@1416: return context;
jjg@1416: }
jjg@1416:
jjg@1416: /**
jjg@1416: * For internal use only. This method will be
jjg@1416: * removed without warning.
jjg@1416: */
jjg@1334: public void updateContext(Context newContext) {
jjg@1334: context = newContext;
jjg@1334: }
jjg@1210: }