--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/langtools/src/jdk.compiler/share/classes/com/sun/source/util/JavacTask.java Sun Aug 17 15:52:32 2014 +0100
@@ -0,0 +1,161 @@
+/*
+ * Copyright (c) 2005, 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package com.sun.source.util;
+
+import java.io.IOException;
+
+import javax.annotation.processing.ProcessingEnvironment;
+import javax.lang.model.element.Element;
+import javax.lang.model.type.TypeMirror;
+import javax.lang.model.util.Elements;
+import javax.lang.model.util.Types;
+import javax.tools.JavaCompiler.CompilationTask;
+import javax.tools.JavaFileObject;
+
+import com.sun.source.tree.CompilationUnitTree;
+import com.sun.source.tree.Tree;
+import com.sun.tools.javac.api.BasicJavacTask;
+import com.sun.tools.javac.processing.JavacProcessingEnvironment;
+import com.sun.tools.javac.util.Context;
+
+/**
+ * Provides access to functionality specific to the JDK Java Compiler, javac.
+ *
+ * @author Peter von der Ahé
+ * @author Jonathan Gibbons
+ * @since 1.6
+ */
+@jdk.Exported
+public abstract class JavacTask implements CompilationTask {
+
+ /**
+ * Returns the {@code JavacTask} for a {@code ProcessingEnvironment}.
+ * If the compiler is being invoked using a
+ * {@link javax.tools.JavaCompiler.CompilationTask CompilationTask},
+ * then that task will be returned.
+ * @param processingEnvironment the processing environment
+ * @return the {@code JavacTask} for a {@code ProcessingEnvironment}
+ * @since 1.8
+ */
+ public static JavacTask instance(ProcessingEnvironment processingEnvironment) {
+ if (!processingEnvironment.getClass().getName().equals(
+ "com.sun.tools.javac.processing.JavacProcessingEnvironment"))
+ throw new IllegalArgumentException();
+ Context c = ((JavacProcessingEnvironment) processingEnvironment).getContext();
+ JavacTask t = c.get(JavacTask.class);
+ return (t != null) ? t : new BasicJavacTask(c, true);
+ }
+
+ /**
+ * Parses the specified files returning a list of abstract syntax trees.
+ *
+ * @return a list of abstract syntax trees
+ * @throws IOException if an unhandled I/O error occurred in the compiler.
+ * @throws IllegalStateException if the operation cannot be performed at this time.
+ */
+ public abstract Iterable<? extends CompilationUnitTree> parse()
+ throws IOException;
+
+ /**
+ * Completes all analysis.
+ *
+ * @return a list of elements that were analyzed
+ * @throws IOException if an unhandled I/O error occurred in the compiler.
+ * @throws IllegalStateException if the operation cannot be performed at this time.
+ */
+ public abstract Iterable<? extends Element> analyze() throws IOException;
+
+ /**
+ * Generates code.
+ *
+ * @return a list of files that were generated
+ * @throws IOException if an unhandled I/O error occurred in the compiler.
+ * @throws IllegalStateException if the operation cannot be performed at this time.
+ */
+ public abstract Iterable<? extends JavaFileObject> generate() throws IOException;
+
+ /**
+ * Sets a specified listener to receive notification of events
+ * describing the progress of this compilation task.
+ *
+ * If another listener is receiving notifications as a result of a prior
+ * call of this method, then that listener will no longer receive notifications.
+ *
+ * Informally, this method is equivalent to calling {@code removeTaskListener} for
+ * any listener that has been previously set, followed by {@code addTaskListener}
+ * for the new listener.
+ *
+ * @param taskListener the task listener
+ * @throws IllegalStateException if the specified listener has already been added.
+ */
+ public abstract void setTaskListener(TaskListener taskListener);
+
+ /**
+ * Adds a specified listener so that it receives notification of events
+ * describing the progress of this compilation task.
+ *
+ * This method may be called at any time before or during the compilation.
+ *
+ * @param taskListener the task listener
+ * @throws IllegalStateException if the specified listener has already been added.
+ * @since 1.8
+ */
+ public abstract void addTaskListener(TaskListener taskListener);
+
+ /**
+ * Removes the specified listener so that it no longer receives
+ * notification of events describing the progress of this
+ * compilation task.
+ *
+ * This method may be called at any time before or during the compilation.
+ *
+ * @param taskListener the task listener
+ * @since 1.8
+ */
+ public abstract void removeTaskListener(TaskListener taskListener);
+
+ /**
+ * Returns a type mirror of the tree node determined by the specified path.
+ * This method has been superceded by methods on
+ * {@link com.sun.source.util.Trees Trees}.
+ * @param path the path
+ * @return the type mirror
+ * @see com.sun.source.util.Trees#getTypeMirror
+ */
+ public abstract TypeMirror getTypeMirror(Iterable<? extends Tree> path);
+
+ /**
+ * Returns a utility object for dealing with program elements.
+ * @return the utility object for dealing with program elements
+ */
+ public abstract Elements getElements();
+
+ /**
+ * Returns a utility object for dealing with type mirrors.
+ * @return the utility object for dealing with type mirrors
+ */
+ public abstract Types getTypes();
+}