author | jjg |
Wed, 12 Aug 2009 10:34:13 -0700 | |
changeset 3656 | d4e34b76b0c3 |
parent 3300 | 02ba23f205f3 |
child 3764 | f0077f165983 |
permissions | -rw-r--r-- |
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/* |
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* Copyright 2005-2009 Sun Microsystems, Inc. All Rights Reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Sun designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Sun in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
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* CA 95054 USA or visit www.sun.com if you need additional information or |
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* have any questions. |
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*/ |
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package com.sun.tools.javac.processing; |
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import java.lang.reflect.*; |
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import java.util.*; |
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import java.util.regex.*; |
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import java.net.URL; |
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import java.io.Closeable; |
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import java.io.File; |
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import java.io.PrintWriter; |
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import java.io.IOException; |
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import java.net.MalformedURLException; |
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import java.io.StringWriter; |
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import javax.annotation.processing.*; |
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import javax.lang.model.SourceVersion; |
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import javax.lang.model.element.AnnotationMirror; |
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import javax.lang.model.element.Element; |
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import javax.lang.model.element.TypeElement; |
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import javax.lang.model.element.PackageElement; |
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import javax.lang.model.util.*; |
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import javax.tools.JavaFileManager; |
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import javax.tools.StandardJavaFileManager; |
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import javax.tools.JavaFileObject; |
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import javax.tools.DiagnosticListener; |
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import com.sun.source.util.AbstractTypeProcessor; |
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import com.sun.source.util.TaskEvent; |
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import com.sun.source.util.TaskListener; |
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import com.sun.tools.javac.api.JavacTaskImpl; |
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import com.sun.tools.javac.code.*; |
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import com.sun.tools.javac.code.Symbol.*; |
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import com.sun.tools.javac.file.JavacFileManager; |
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import com.sun.tools.javac.jvm.*; |
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import com.sun.tools.javac.main.JavaCompiler; |
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import com.sun.tools.javac.main.JavaCompiler.CompileState; |
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import com.sun.tools.javac.model.JavacElements; |
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import com.sun.tools.javac.model.JavacTypes; |
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import com.sun.tools.javac.parser.*; |
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import com.sun.tools.javac.tree.*; |
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import com.sun.tools.javac.tree.JCTree.*; |
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import com.sun.tools.javac.util.Abort; |
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import com.sun.tools.javac.util.Context; |
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import com.sun.tools.javac.util.List; |
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import com.sun.tools.javac.util.ListBuffer; |
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import com.sun.tools.javac.util.Log; |
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import com.sun.tools.javac.util.JavacMessages; |
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import com.sun.tools.javac.util.Name; |
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import com.sun.tools.javac.util.Names; |
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import com.sun.tools.javac.util.Options; |
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import static javax.tools.StandardLocation.*; |
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/** |
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* Objects of this class hold and manage the state needed to support |
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* annotation processing. |
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* |
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* <p><b>This is NOT part of any API supported by Sun Microsystems. |
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* If you write code that depends on this, you do so at your own risk. |
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* This code and its internal interfaces are subject to change or |
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* deletion without notice.</b> |
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*/ |
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public class JavacProcessingEnvironment implements ProcessingEnvironment, Closeable { |
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Options options; |
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private final boolean printProcessorInfo; |
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private final boolean printRounds; |
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private final boolean verbose; |
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private final boolean lint; |
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private final boolean procOnly; |
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private final boolean fatalErrors; |
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private boolean foundTypeProcessors; |
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private final JavacFiler filer; |
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private final JavacMessager messager; |
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private final JavacElements elementUtils; |
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private final JavacTypes typeUtils; |
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/** |
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* Holds relevant state history of which processors have been |
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* used. |
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*/ |
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private DiscoveredProcessors discoveredProcs; |
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/** |
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* Map of processor-specific options. |
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*/ |
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private final Map<String, String> processorOptions; |
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/** |
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*/ |
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private final Set<String> unmatchedProcessorOptions; |
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/** |
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* Annotations implicitly processed and claimed by javac. |
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*/ |
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private final Set<String> platformAnnotations; |
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/** |
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* Set of packages given on command line. |
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*/ |
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private Set<PackageSymbol> specifiedPackages = Collections.emptySet(); |
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/** The log to be used for error reporting. |
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*/ |
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Log log; |
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/** |
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* Source level of the compile. |
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*/ |
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Source source; |
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private ClassLoader processorClassLoader; |
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/** |
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* JavacMessages object used for localization |
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*/ |
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private JavacMessages messages; |
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private Context context; |
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public JavacProcessingEnvironment(Context context, Iterable<? extends Processor> processors) { |
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options = Options.instance(context); |
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this.context = context; |
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log = Log.instance(context); |
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source = Source.instance(context); |
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printProcessorInfo = options.get("-XprintProcessorInfo") != null; |
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printRounds = options.get("-XprintRounds") != null; |
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verbose = options.get("-verbose") != null; |
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lint = options.lint("processing"); |
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procOnly = options.get("-proc:only") != null || |
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options.get("-Xprint") != null; |
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fatalErrors = options.get("fatalEnterError") != null; |
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platformAnnotations = initPlatformAnnotations(); |
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foundTypeProcessors = false; |
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// Initialize services before any processors are initialzied |
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// in case processors use them. |
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filer = new JavacFiler(context); |
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messager = new JavacMessager(context, this); |
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elementUtils = new JavacElements(context); |
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typeUtils = new JavacTypes(context); |
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processorOptions = initProcessorOptions(context); |
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unmatchedProcessorOptions = initUnmatchedProcessorOptions(); |
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messages = JavacMessages.instance(context); |
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initProcessorIterator(context, processors); |
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} |
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private Set<String> initPlatformAnnotations() { |
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Set<String> platformAnnotations = new HashSet<String>(); |
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platformAnnotations.add("java.lang.Deprecated"); |
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platformAnnotations.add("java.lang.Override"); |
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platformAnnotations.add("java.lang.SuppressWarnings"); |
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platformAnnotations.add("java.lang.annotation.Documented"); |
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platformAnnotations.add("java.lang.annotation.Inherited"); |
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platformAnnotations.add("java.lang.annotation.Retention"); |
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platformAnnotations.add("java.lang.annotation.Target"); |
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return Collections.unmodifiableSet(platformAnnotations); |
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} |
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private void initProcessorIterator(Context context, Iterable<? extends Processor> processors) { |
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Log log = Log.instance(context); |
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Iterator<? extends Processor> processorIterator; |
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if (options.get("-Xprint") != null) { |
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try { |
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Processor processor = PrintingProcessor.class.newInstance(); |
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processorIterator = List.of(processor).iterator(); |
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} catch (Throwable t) { |
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AssertionError assertError = |
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new AssertionError("Problem instantiating PrintingProcessor."); |
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assertError.initCause(t); |
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throw assertError; |
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} |
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} else if (processors != null) { |
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processorIterator = processors.iterator(); |
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} else { |
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String processorNames = options.get("-processor"); |
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JavaFileManager fileManager = context.get(JavaFileManager.class); |
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try { |
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// If processorpath is not explicitly set, use the classpath. |
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processorClassLoader = fileManager.hasLocation(ANNOTATION_PROCESSOR_PATH) |
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? fileManager.getClassLoader(ANNOTATION_PROCESSOR_PATH) |
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: fileManager.getClassLoader(CLASS_PATH); |
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/* |
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* If the "-processor" option is used, search the appropriate |
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* path for the named class. Otherwise, use a service |
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* provider mechanism to create the processor iterator. |
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*/ |
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if (processorNames != null) { |
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processorIterator = new NameProcessIterator(processorNames, processorClassLoader, log); |
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} else { |
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processorIterator = new ServiceIterator(processorClassLoader, log); |
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} |
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} catch (SecurityException e) { |
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/* |
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* A security exception will occur if we can't create a classloader. |
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* Ignore the exception if, with hindsight, we didn't need it anyway |
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* (i.e. no processor was specified either explicitly, or implicitly, |
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* in service configuration file.) Otherwise, we cannot continue. |
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*/ |
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processorIterator = handleServiceLoaderUnavailability("proc.cant.create.loader", e); |
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} |
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} |
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discoveredProcs = new DiscoveredProcessors(processorIterator); |
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} |
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/** |
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* Returns an empty processor iterator if no processors are on the |
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* relevant path, otherwise if processors are present, logs an |
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* error. Called when a service loader is unavailable for some |
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* reason, either because a service loader class cannot be found |
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* or because a security policy prevents class loaders from being |
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* created. |
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* |
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* @param key The resource key to use to log an error message |
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* @param e If non-null, pass this exception to Abort |
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*/ |
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private Iterator<Processor> handleServiceLoaderUnavailability(String key, Exception e) { |
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JavaFileManager fileManager = context.get(JavaFileManager.class); |
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if (fileManager instanceof JavacFileManager) { |
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StandardJavaFileManager standardFileManager = (JavacFileManager) fileManager; |
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Iterable<? extends File> workingPath = fileManager.hasLocation(ANNOTATION_PROCESSOR_PATH) |
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? standardFileManager.getLocation(ANNOTATION_PROCESSOR_PATH) |
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: standardFileManager.getLocation(CLASS_PATH); |
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if (needClassLoader(options.get("-processor"), workingPath) ) |
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handleException(key, e); |
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} else { |
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handleException(key, e); |
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} |
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java.util.List<Processor> pl = Collections.emptyList(); |
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return pl.iterator(); |
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} |
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/** |
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* Handle a security exception thrown during initializing the |
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* Processor iterator. |
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*/ |
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private void handleException(String key, Exception e) { |
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if (e != null) { |
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log.error(key, e.getLocalizedMessage()); |
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throw new Abort(e); |
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} else { |
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log.error(key); |
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throw new Abort(); |
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} |
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} |
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/** |
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* Use a service loader appropriate for the platform to provide an |
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* iterator over annotations processors. If |
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* java.util.ServiceLoader is present use it, otherwise, use |
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* sun.misc.Service, otherwise fail if a loader is needed. |
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*/ |
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private class ServiceIterator implements Iterator<Processor> { |
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// The to-be-wrapped iterator. |
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private Iterator<?> iterator; |
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private Log log; |
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ServiceIterator(ClassLoader classLoader, Log log) { |
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Class<?> loaderClass; |
|
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String loadMethodName; |
|
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boolean jusl; |
|
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this.log = log; |
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try { |
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try { |
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loaderClass = Class.forName("java.util.ServiceLoader"); |
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loadMethodName = "load"; |
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jusl = true; |
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} catch (ClassNotFoundException cnfe) { |
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try { |
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loaderClass = Class.forName("sun.misc.Service"); |
|
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loadMethodName = "providers"; |
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jusl = false; |
|
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} catch (ClassNotFoundException cnfe2) { |
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// Fail softly if a loader is not actually needed. |
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this.iterator = handleServiceLoaderUnavailability("proc.no.service", |
|
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null); |
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return; |
|
312 |
} |
|
313 |
} |
|
314 |
||
315 |
// java.util.ServiceLoader.load or sun.misc.Service.providers |
|
316 |
Method loadMethod = loaderClass.getMethod(loadMethodName, |
|
317 |
Class.class, |
|
318 |
ClassLoader.class); |
|
319 |
||
320 |
Object result = loadMethod.invoke(null, |
|
321 |
Processor.class, |
|
322 |
classLoader); |
|
323 |
||
324 |
// For java.util.ServiceLoader, we have to call another |
|
325 |
// method to get the iterator. |
|
326 |
if (jusl) { |
|
327 |
Method m = loaderClass.getMethod("iterator"); |
|
328 |
result = m.invoke(result); // serviceLoader.iterator(); |
|
329 |
} |
|
330 |
||
331 |
// The result should now be an iterator. |
|
332 |
this.iterator = (Iterator<?>) result; |
|
333 |
} catch (Throwable t) { |
|
334 |
log.error("proc.service.problem"); |
|
335 |
throw new Abort(t); |
|
336 |
} |
|
337 |
} |
|
338 |
||
339 |
public boolean hasNext() { |
|
340 |
try { |
|
341 |
return iterator.hasNext(); |
|
342 |
} catch (Throwable t) { |
|
343 |
if ("ServiceConfigurationError". |
|
344 |
equals(t.getClass().getSimpleName())) { |
|
345 |
log.error("proc.bad.config.file", t.getLocalizedMessage()); |
|
346 |
} |
|
347 |
throw new Abort(t); |
|
348 |
} |
|
349 |
} |
|
350 |
||
351 |
public Processor next() { |
|
352 |
try { |
|
353 |
return (Processor)(iterator.next()); |
|
354 |
} catch (Throwable t) { |
|
355 |
if ("ServiceConfigurationError". |
|
356 |
equals(t.getClass().getSimpleName())) { |
|
357 |
log.error("proc.bad.config.file", t.getLocalizedMessage()); |
|
358 |
} else { |
|
359 |
log.error("proc.processor.constructor.error", t.getLocalizedMessage()); |
|
360 |
} |
|
361 |
throw new Abort(t); |
|
362 |
} |
|
363 |
} |
|
364 |
||
365 |
public void remove() { |
|
366 |
throw new UnsupportedOperationException(); |
|
367 |
} |
|
368 |
} |
|
369 |
||
370 |
||
371 |
private static class NameProcessIterator implements Iterator<Processor> { |
|
372 |
Processor nextProc = null; |
|
373 |
Iterator<String> names; |
|
374 |
ClassLoader processorCL; |
|
375 |
Log log; |
|
376 |
||
377 |
NameProcessIterator(String names, ClassLoader processorCL, Log log) { |
|
378 |
this.names = Arrays.asList(names.split(",")).iterator(); |
|
379 |
this.processorCL = processorCL; |
|
380 |
this.log = log; |
|
381 |
} |
|
382 |
||
383 |
public boolean hasNext() { |
|
384 |
if (nextProc != null) |
|
385 |
return true; |
|
386 |
else { |
|
387 |
if (!names.hasNext()) |
|
388 |
return false; |
|
389 |
else { |
|
390 |
String processorName = names.next(); |
|
391 |
||
392 |
Processor processor; |
|
393 |
try { |
|
394 |
try { |
|
395 |
processor = |
|
396 |
(Processor) (processorCL.loadClass(processorName).newInstance()); |
|
397 |
} catch (ClassNotFoundException cnfe) { |
|
398 |
log.error("proc.processor.not.found", processorName); |
|
399 |
return false; |
|
400 |
} catch (ClassCastException cce) { |
|
401 |
log.error("proc.processor.wrong.type", processorName); |
|
402 |
return false; |
|
403 |
} catch (Exception e ) { |
|
404 |
log.error("proc.processor.cant.instantiate", processorName); |
|
405 |
return false; |
|
406 |
} |
|
407 |
} catch(Throwable t) { |
|
408 |
throw new AnnotationProcessingError(t); |
|
409 |
} |
|
410 |
nextProc = processor; |
|
411 |
return true; |
|
412 |
} |
|
413 |
||
414 |
} |
|
415 |
} |
|
416 |
||
417 |
public Processor next() { |
|
418 |
if (hasNext()) { |
|
419 |
Processor p = nextProc; |
|
420 |
nextProc = null; |
|
421 |
return p; |
|
422 |
} else |
|
423 |
throw new NoSuchElementException(); |
|
424 |
} |
|
425 |
||
426 |
public void remove () { |
|
427 |
throw new UnsupportedOperationException(); |
|
428 |
} |
|
429 |
} |
|
430 |
||
431 |
public boolean atLeastOneProcessor() { |
|
432 |
return discoveredProcs.iterator().hasNext(); |
|
433 |
} |
|
434 |
||
435 |
private Map<String, String> initProcessorOptions(Context context) { |
|
436 |
Options options = Options.instance(context); |
|
437 |
Set<String> keySet = options.keySet(); |
|
438 |
Map<String, String> tempOptions = new LinkedHashMap<String, String>(); |
|
439 |
||
440 |
for(String key : keySet) { |
|
441 |
if (key.startsWith("-A") && key.length() > 2) { |
|
442 |
int sepIndex = key.indexOf('='); |
|
443 |
String candidateKey = null; |
|
444 |
String candidateValue = null; |
|
445 |
||
446 |
if (sepIndex == -1) |
|
447 |
candidateKey = key.substring(2); |
|
448 |
else if (sepIndex >= 3) { |
|
449 |
candidateKey = key.substring(2, sepIndex); |
|
450 |
candidateValue = (sepIndex < key.length()-1)? |
|
451 |
key.substring(sepIndex+1) : null; |
|
452 |
} |
|
453 |
tempOptions.put(candidateKey, candidateValue); |
|
454 |
} |
|
455 |
} |
|
456 |
||
457 |
return Collections.unmodifiableMap(tempOptions); |
|
458 |
} |
|
459 |
||
460 |
private Set<String> initUnmatchedProcessorOptions() { |
|
461 |
Set<String> unmatchedProcessorOptions = new HashSet<String>(); |
|
462 |
unmatchedProcessorOptions.addAll(processorOptions.keySet()); |
|
463 |
return unmatchedProcessorOptions; |
|
464 |
} |
|
465 |
||
466 |
/** |
|
467 |
* State about how a processor has been used by the tool. If a |
|
468 |
* processor has been used on a prior round, its process method is |
|
469 |
* called on all subsequent rounds, perhaps with an empty set of |
|
470 |
* annotations to process. The {@code annotatedSupported} method |
|
471 |
* caches the supported annotation information from the first (and |
|
472 |
* only) getSupportedAnnotationTypes call to the processor. |
|
473 |
*/ |
|
474 |
static class ProcessorState { |
|
475 |
public Processor processor; |
|
476 |
public boolean contributed; |
|
477 |
private ArrayList<Pattern> supportedAnnotationPatterns; |
|
478 |
private ArrayList<String> supportedOptionNames; |
|
479 |
||
480 |
ProcessorState(Processor p, Log log, Source source, ProcessingEnvironment env) { |
|
481 |
processor = p; |
|
482 |
contributed = false; |
|
483 |
||
484 |
try { |
|
485 |
processor.init(env); |
|
486 |
||
487 |
checkSourceVersionCompatibility(source, log); |
|
488 |
||
489 |
supportedAnnotationPatterns = new ArrayList<Pattern>(); |
|
490 |
for (String importString : processor.getSupportedAnnotationTypes()) { |
|
491 |
supportedAnnotationPatterns.add(importStringToPattern(importString, |
|
492 |
processor, |
|
493 |
log)); |
|
494 |
} |
|
495 |
||
496 |
supportedOptionNames = new ArrayList<String>(); |
|
497 |
for (String optionName : processor.getSupportedOptions() ) { |
|
498 |
if (checkOptionName(optionName, log)) |
|
499 |
supportedOptionNames.add(optionName); |
|
500 |
} |
|
501 |
||
502 |
} catch (Throwable t) { |
|
503 |
throw new AnnotationProcessingError(t); |
|
504 |
} |
|
505 |
} |
|
506 |
||
507 |
/** |
|
508 |
* Checks whether or not a processor's source version is |
|
509 |
* compatible with the compilation source version. The |
|
510 |
* processor's source version needs to be greater than or |
|
511 |
* equal to the source version of the compile. |
|
512 |
*/ |
|
513 |
private void checkSourceVersionCompatibility(Source source, Log log) { |
|
514 |
SourceVersion procSourceVersion = processor.getSupportedSourceVersion(); |
|
515 |
||
516 |
if (procSourceVersion.compareTo(Source.toSourceVersion(source)) < 0 ) { |
|
517 |
log.warning("proc.processor.incompatible.source.version", |
|
518 |
procSourceVersion, |
|
519 |
processor.getClass().getName(), |
|
520 |
source.name); |
|
521 |
} |
|
522 |
} |
|
523 |
||
524 |
private boolean checkOptionName(String optionName, Log log) { |
|
525 |
boolean valid = isValidOptionName(optionName); |
|
526 |
if (!valid) |
|
527 |
log.error("proc.processor.bad.option.name", |
|
528 |
optionName, |
|
529 |
processor.getClass().getName()); |
|
530 |
return valid; |
|
531 |
} |
|
532 |
||
533 |
public boolean annotationSupported(String annotationName) { |
|
534 |
for(Pattern p: supportedAnnotationPatterns) { |
|
535 |
if (p.matcher(annotationName).matches()) |
|
536 |
return true; |
|
537 |
} |
|
538 |
return false; |
|
539 |
} |
|
540 |
||
541 |
/** |
|
542 |
* Remove options that are matched by this processor. |
|
543 |
*/ |
|
544 |
public void removeSupportedOptions(Set<String> unmatchedProcessorOptions) { |
|
545 |
unmatchedProcessorOptions.removeAll(supportedOptionNames); |
|
546 |
} |
|
547 |
} |
|
548 |
||
549 |
// TODO: These two classes can probably be rewritten better... |
|
550 |
/** |
|
551 |
* This class holds information about the processors that have |
|
552 |
* been discoverd so far as well as the means to discover more, if |
|
553 |
* necessary. A single iterator should be used per round of |
|
554 |
* annotation processing. The iterator first visits already |
|
555 |
* discovered processors then fails over to the service provided |
|
556 |
* mechanism if additional queries are made. |
|
557 |
*/ |
|
558 |
class DiscoveredProcessors implements Iterable<ProcessorState> { |
|
559 |
||
560 |
class ProcessorStateIterator implements Iterator<ProcessorState> { |
|
561 |
DiscoveredProcessors psi; |
|
562 |
Iterator<ProcessorState> innerIter; |
|
563 |
boolean onProcInterator; |
|
564 |
||
565 |
ProcessorStateIterator(DiscoveredProcessors psi) { |
|
566 |
this.psi = psi; |
|
567 |
this.innerIter = psi.procStateList.iterator(); |
|
568 |
this.onProcInterator = false; |
|
569 |
} |
|
570 |
||
571 |
public ProcessorState next() { |
|
572 |
if (!onProcInterator) { |
|
573 |
if (innerIter.hasNext()) |
|
574 |
return innerIter.next(); |
|
575 |
else |
|
576 |
onProcInterator = true; |
|
577 |
} |
|
578 |
||
579 |
if (psi.processorIterator.hasNext()) { |
|
580 |
ProcessorState ps = new ProcessorState(psi.processorIterator.next(), |
|
581 |
log, source, JavacProcessingEnvironment.this); |
|
582 |
psi.procStateList.add(ps); |
|
583 |
return ps; |
|
584 |
} else |
|
585 |
throw new NoSuchElementException(); |
|
586 |
} |
|
587 |
||
588 |
public boolean hasNext() { |
|
589 |
if (onProcInterator) |
|
590 |
return psi.processorIterator.hasNext(); |
|
591 |
else |
|
592 |
return innerIter.hasNext() || psi.processorIterator.hasNext(); |
|
593 |
} |
|
594 |
||
595 |
public void remove () { |
|
596 |
throw new UnsupportedOperationException(); |
|
597 |
} |
|
598 |
||
599 |
/** |
|
600 |
* Run all remaining processors on the procStateList that |
|
601 |
* have not already run this round with an empty set of |
|
602 |
* annotations. |
|
603 |
*/ |
|
604 |
public void runContributingProcs(RoundEnvironment re) { |
|
605 |
if (!onProcInterator) { |
|
606 |
Set<TypeElement> emptyTypeElements = Collections.emptySet(); |
|
607 |
while(innerIter.hasNext()) { |
|
608 |
ProcessorState ps = innerIter.next(); |
|
609 |
if (ps.contributed) |
|
610 |
callProcessor(ps.processor, emptyTypeElements, re); |
|
611 |
} |
|
612 |
} |
|
613 |
} |
|
614 |
} |
|
615 |
||
616 |
Iterator<? extends Processor> processorIterator; |
|
617 |
ArrayList<ProcessorState> procStateList; |
|
618 |
||
619 |
public ProcessorStateIterator iterator() { |
|
620 |
return new ProcessorStateIterator(this); |
|
621 |
} |
|
622 |
||
623 |
DiscoveredProcessors(Iterator<? extends Processor> processorIterator) { |
|
624 |
this.processorIterator = processorIterator; |
|
625 |
this.procStateList = new ArrayList<ProcessorState>(); |
|
626 |
} |
|
627 |
} |
|
628 |
||
629 |
private void discoverAndRunProcs(Context context, |
|
630 |
Set<TypeElement> annotationsPresent, |
|
631 |
List<ClassSymbol> topLevelClasses, |
|
632 |
List<PackageSymbol> packageInfoFiles) { |
|
633 |
// Writer for -XprintRounds and -XprintProcessorInfo data |
|
634 |
PrintWriter xout = context.get(Log.outKey); |
|
635 |
||
636 |
Map<String, TypeElement> unmatchedAnnotations = |
|
637 |
new HashMap<String, TypeElement>(annotationsPresent.size()); |
|
638 |
||
639 |
for(TypeElement a : annotationsPresent) { |
|
640 |
unmatchedAnnotations.put(a.getQualifiedName().toString(), |
|
641 |
a); |
|
642 |
} |
|
643 |
||
644 |
// Give "*" processors a chance to match |
|
645 |
if (unmatchedAnnotations.size() == 0) |
|
646 |
unmatchedAnnotations.put("", null); |
|
647 |
||
648 |
DiscoveredProcessors.ProcessorStateIterator psi = discoveredProcs.iterator(); |
|
649 |
// TODO: Create proper argument values; need past round |
|
650 |
// information to fill in this constructor. Note that the 1 |
|
651 |
// st round of processing could be the last round if there |
|
652 |
// were parse errors on the initial source files; however, we |
|
653 |
// are not doing processing in that case. |
|
654 |
||
655 |
Set<Element> rootElements = new LinkedHashSet<Element>(); |
|
656 |
rootElements.addAll(topLevelClasses); |
|
657 |
rootElements.addAll(packageInfoFiles); |
|
658 |
rootElements = Collections.unmodifiableSet(rootElements); |
|
659 |
||
660 |
RoundEnvironment renv = new JavacRoundEnvironment(false, |
|
661 |
false, |
|
662 |
rootElements, |
|
663 |
JavacProcessingEnvironment.this); |
|
664 |
||
665 |
while(unmatchedAnnotations.size() > 0 && psi.hasNext() ) { |
|
666 |
ProcessorState ps = psi.next(); |
|
667 |
Set<String> matchedNames = new HashSet<String>(); |
|
668 |
Set<TypeElement> typeElements = new LinkedHashSet<TypeElement>(); |
|
669 |
for (String unmatchedAnnotationName : unmatchedAnnotations.keySet()) { |
|
670 |
if (ps.annotationSupported(unmatchedAnnotationName) ) { |
|
671 |
matchedNames.add(unmatchedAnnotationName); |
|
672 |
TypeElement te = unmatchedAnnotations.get(unmatchedAnnotationName); |
|
673 |
if (te != null) |
|
674 |
typeElements.add(te); |
|
675 |
} |
|
676 |
} |
|
677 |
||
678 |
if (matchedNames.size() > 0 || ps.contributed) { |
|
3151
41800a86aad3
6854796: update JSR308 impl with latest code from type-annotations repo
jjg
parents:
3149
diff
changeset
|
679 |
foundTypeProcessors = foundTypeProcessors || (ps.processor instanceof AbstractTypeProcessor); |
10 | 680 |
boolean processingResult = callProcessor(ps.processor, typeElements, renv); |
681 |
ps.contributed = true; |
|
682 |
ps.removeSupportedOptions(unmatchedProcessorOptions); |
|
683 |
||
684 |
if (printProcessorInfo || verbose) { |
|
685 |
xout.println(Log.getLocalizedString("x.print.processor.info", |
|
686 |
ps.processor.getClass().getName(), |
|
687 |
matchedNames.toString(), |
|
688 |
processingResult)); |
|
689 |
} |
|
690 |
||
691 |
if (processingResult) { |
|
692 |
unmatchedAnnotations.keySet().removeAll(matchedNames); |
|
693 |
} |
|
694 |
||
695 |
} |
|
696 |
} |
|
697 |
unmatchedAnnotations.remove(""); |
|
698 |
||
699 |
if (lint && unmatchedAnnotations.size() > 0) { |
|
700 |
// Remove annotations processed by javac |
|
701 |
unmatchedAnnotations.keySet().removeAll(platformAnnotations); |
|
702 |
if (unmatchedAnnotations.size() > 0) { |
|
703 |
log = Log.instance(context); |
|
704 |
log.warning("proc.annotations.without.processors", |
|
705 |
unmatchedAnnotations.keySet()); |
|
706 |
} |
|
707 |
} |
|
708 |
||
709 |
// Run contributing processors that haven't run yet |
|
710 |
psi.runContributingProcs(renv); |
|
711 |
||
712 |
// Debugging |
|
713 |
if (options.get("displayFilerState") != null) |
|
714 |
filer.displayState(); |
|
715 |
} |
|
716 |
||
717 |
/** |
|
718 |
* Computes the set of annotations on the symbol in question. |
|
719 |
* Leave class public for external testing purposes. |
|
720 |
*/ |
|
721 |
public static class ComputeAnnotationSet extends |
|
722 |
ElementScanner6<Set<TypeElement>, Set<TypeElement>> { |
|
723 |
final Elements elements; |
|
724 |
||
725 |
public ComputeAnnotationSet(Elements elements) { |
|
726 |
super(); |
|
727 |
this.elements = elements; |
|
728 |
} |
|
729 |
||
730 |
@Override |
|
731 |
public Set<TypeElement> visitPackage(PackageElement e, Set<TypeElement> p) { |
|
732 |
// Don't scan enclosed elements of a package |
|
733 |
return p; |
|
734 |
} |
|
735 |
||
736 |
@Override |
|
737 |
public Set<TypeElement> scan(Element e, Set<TypeElement> p) { |
|
738 |
for (AnnotationMirror annotationMirror : |
|
739 |
elements.getAllAnnotationMirrors(e) ) { |
|
740 |
Element e2 = annotationMirror.getAnnotationType().asElement(); |
|
741 |
p.add((TypeElement) e2); |
|
742 |
} |
|
743 |
return super.scan(e, p); |
|
744 |
} |
|
745 |
} |
|
746 |
||
747 |
private boolean callProcessor(Processor proc, |
|
748 |
Set<? extends TypeElement> tes, |
|
749 |
RoundEnvironment renv) { |
|
750 |
try { |
|
751 |
return proc.process(tes, renv); |
|
752 |
} catch (CompletionFailure ex) { |
|
753 |
StringWriter out = new StringWriter(); |
|
754 |
ex.printStackTrace(new PrintWriter(out)); |
|
169 | 755 |
log.error("proc.cant.access", ex.sym, ex.getDetailValue(), out.toString()); |
10 | 756 |
return false; |
757 |
} catch (Throwable t) { |
|
758 |
throw new AnnotationProcessingError(t); |
|
759 |
} |
|
760 |
} |
|
761 |
||
762 |
||
763 |
// TODO: internal catch clauses?; catch and rethrow an annotation |
|
764 |
// processing error |
|
765 |
public JavaCompiler doProcessing(Context context, |
|
766 |
List<JCCompilationUnit> roots, |
|
767 |
List<ClassSymbol> classSymbols, |
|
768 |
Iterable<? extends PackageSymbol> pckSymbols) |
|
769 |
throws IOException { |
|
770 |
||
771 |
log = Log.instance(context); |
|
772 |
// Writer for -XprintRounds and -XprintProcessorInfo data |
|
773 |
PrintWriter xout = context.get(Log.outKey); |
|
774 |
TaskListener taskListener = context.get(TaskListener.class); |
|
775 |
||
776 |
||
777 |
AnnotationCollector collector = new AnnotationCollector(); |
|
778 |
||
779 |
JavaCompiler compiler = JavaCompiler.instance(context); |
|
780 |
compiler.todo.clear(); // free the compiler's resources |
|
781 |
||
782 |
int round = 0; |
|
783 |
||
784 |
// List<JCAnnotation> annotationsPresentInSource = collector.findAnnotations(roots); |
|
785 |
List<ClassSymbol> topLevelClasses = getTopLevelClasses(roots); |
|
786 |
||
787 |
for (ClassSymbol classSym : classSymbols) |
|
788 |
topLevelClasses = topLevelClasses.prepend(classSym); |
|
789 |
List<PackageSymbol> packageInfoFiles = |
|
790 |
getPackageInfoFiles(roots); |
|
791 |
||
792 |
Set<PackageSymbol> specifiedPackages = new LinkedHashSet<PackageSymbol>(); |
|
793 |
for (PackageSymbol psym : pckSymbols) |
|
794 |
specifiedPackages.add(psym); |
|
795 |
this.specifiedPackages = Collections.unmodifiableSet(specifiedPackages); |
|
796 |
||
797 |
// Use annotation processing to compute the set of annotations present |
|
798 |
Set<TypeElement> annotationsPresent = new LinkedHashSet<TypeElement>(); |
|
799 |
ComputeAnnotationSet annotationComputer = new ComputeAnnotationSet(elementUtils); |
|
800 |
for (ClassSymbol classSym : topLevelClasses) |
|
801 |
annotationComputer.scan(classSym, annotationsPresent); |
|
802 |
for (PackageSymbol pkgSym : packageInfoFiles) |
|
803 |
annotationComputer.scan(pkgSym, annotationsPresent); |
|
804 |
||
805 |
Context currentContext = context; |
|
806 |
||
807 |
int roundNumber = 0; |
|
808 |
boolean errorStatus = false; |
|
809 |
||
810 |
runAround: |
|
811 |
while(true) { |
|
812 |
if (fatalErrors && compiler.errorCount() != 0) { |
|
813 |
errorStatus = true; |
|
814 |
break runAround; |
|
815 |
} |
|
816 |
||
817 |
this.context = currentContext; |
|
818 |
roundNumber++; |
|
819 |
printRoundInfo(xout, roundNumber, topLevelClasses, annotationsPresent, false); |
|
820 |
||
821 |
if (taskListener != null) |
|
822 |
taskListener.started(new TaskEvent(TaskEvent.Kind.ANNOTATION_PROCESSING_ROUND)); |
|
823 |
||
824 |
try { |
|
825 |
discoverAndRunProcs(currentContext, annotationsPresent, topLevelClasses, packageInfoFiles); |
|
826 |
} finally { |
|
827 |
if (taskListener != null) |
|
828 |
taskListener.finished(new TaskEvent(TaskEvent.Kind.ANNOTATION_PROCESSING_ROUND)); |
|
829 |
} |
|
830 |
||
831 |
/* |
|
832 |
* Processors for round n have run to completion. Prepare |
|
833 |
* for round (n+1) by checked for errors raised by |
|
834 |
* annotation processors and then checking for syntax |
|
835 |
* errors on any generated source files. |
|
836 |
*/ |
|
837 |
if (messager.errorRaised()) { |
|
838 |
errorStatus = true; |
|
839 |
break runAround; |
|
840 |
} else { |
|
841 |
if (moreToDo()) { |
|
842 |
// annotationsPresentInSource = List.nil(); |
|
843 |
annotationsPresent = new LinkedHashSet<TypeElement>(); |
|
844 |
topLevelClasses = List.nil(); |
|
845 |
packageInfoFiles = List.nil(); |
|
846 |
||
1260
a772ba9ba43d
6574134: Allow for alternative implementation of Name Table with garbage collection of name bytes
jjg
parents:
735
diff
changeset
|
847 |
compiler.close(false); |
10 | 848 |
currentContext = contextForNextRound(currentContext, true); |
849 |
||
850 |
JavaFileManager fileManager = currentContext.get(JavaFileManager.class); |
|
851 |
||
852 |
List<JavaFileObject> fileObjects = List.nil(); |
|
853 |
for (JavaFileObject jfo : filer.getGeneratedSourceFileObjects() ) { |
|
854 |
fileObjects = fileObjects.prepend(jfo); |
|
855 |
} |
|
856 |
||
857 |
||
858 |
compiler = JavaCompiler.instance(currentContext); |
|
859 |
List<JCCompilationUnit> parsedFiles = compiler.parseFiles(fileObjects); |
|
860 |
roots = cleanTrees(roots).reverse(); |
|
861 |
||
862 |
||
863 |
for (JCCompilationUnit unit : parsedFiles) |
|
864 |
roots = roots.prepend(unit); |
|
865 |
roots = roots.reverse(); |
|
866 |
||
867 |
// Check for errors after parsing |
|
868 |
if (compiler.parseErrors()) { |
|
869 |
errorStatus = true; |
|
870 |
break runAround; |
|
871 |
} else { |
|
872 |
ListBuffer<ClassSymbol> classes = enterNewClassFiles(currentContext); |
|
873 |
compiler.enterTrees(roots); |
|
874 |
||
875 |
// annotationsPresentInSource = |
|
876 |
// collector.findAnnotations(parsedFiles); |
|
877 |
classes.appendList(getTopLevelClasses(parsedFiles)); |
|
878 |
topLevelClasses = classes.toList(); |
|
879 |
packageInfoFiles = getPackageInfoFiles(parsedFiles); |
|
880 |
||
881 |
annotationsPresent = new LinkedHashSet<TypeElement>(); |
|
882 |
for (ClassSymbol classSym : topLevelClasses) |
|
883 |
annotationComputer.scan(classSym, annotationsPresent); |
|
884 |
for (PackageSymbol pkgSym : packageInfoFiles) |
|
885 |
annotationComputer.scan(pkgSym, annotationsPresent); |
|
886 |
||
887 |
updateProcessingState(currentContext, false); |
|
888 |
} |
|
889 |
} else |
|
890 |
break runAround; // No new files |
|
891 |
} |
|
892 |
} |
|
893 |
runLastRound(xout, roundNumber, errorStatus, taskListener); |
|
894 |
||
1260
a772ba9ba43d
6574134: Allow for alternative implementation of Name Table with garbage collection of name bytes
jjg
parents:
735
diff
changeset
|
895 |
compiler.close(false); |
10 | 896 |
currentContext = contextForNextRound(currentContext, true); |
897 |
compiler = JavaCompiler.instance(currentContext); |
|
898 |
filer.newRound(currentContext, true); |
|
899 |
filer.warnIfUnclosedFiles(); |
|
900 |
warnIfUnmatchedOptions(); |
|
901 |
||
902 |
/* |
|
903 |
* If an annotation processor raises an error in a round, |
|
904 |
* that round runs to completion and one last round occurs. |
|
905 |
* The last round may also occur because no more source or |
|
906 |
* class files have been generated. Therefore, if an error |
|
907 |
* was raised on either of the last *two* rounds, the compile |
|
908 |
* should exit with a nonzero exit code. The current value of |
|
909 |
* errorStatus holds whether or not an error was raised on the |
|
910 |
* second to last round; errorRaised() gives the error status |
|
911 |
* of the last round. |
|
912 |
*/ |
|
913 |
errorStatus = errorStatus || messager.errorRaised(); |
|
914 |
||
915 |
||
916 |
// Free resources |
|
917 |
this.close(); |
|
918 |
||
919 |
if (taskListener != null) |
|
920 |
taskListener.finished(new TaskEvent(TaskEvent.Kind.ANNOTATION_PROCESSING)); |
|
921 |
||
922 |
if (errorStatus) { |
|
923 |
compiler.log.nerrors += messager.errorCount(); |
|
924 |
if (compiler.errorCount() == 0) |
|
925 |
compiler.log.nerrors++; |
|
3151
41800a86aad3
6854796: update JSR308 impl with latest code from type-annotations repo
jjg
parents:
3149
diff
changeset
|
926 |
} else if (procOnly && !foundTypeProcessors) { |
10 | 927 |
compiler.todo.clear(); |
928 |
} else { // Final compilation |
|
1260
a772ba9ba43d
6574134: Allow for alternative implementation of Name Table with garbage collection of name bytes
jjg
parents:
735
diff
changeset
|
929 |
compiler.close(false); |
10 | 930 |
currentContext = contextForNextRound(currentContext, true); |
3149 | 931 |
this.context = currentContext; |
932 |
updateProcessingState(currentContext, true); |
|
10 | 933 |
compiler = JavaCompiler.instance(currentContext); |
3151
41800a86aad3
6854796: update JSR308 impl with latest code from type-annotations repo
jjg
parents:
3149
diff
changeset
|
934 |
if (procOnly && foundTypeProcessors) |
41800a86aad3
6854796: update JSR308 impl with latest code from type-annotations repo
jjg
parents:
3149
diff
changeset
|
935 |
compiler.shouldStopPolicy = CompileState.FLOW; |
10 | 936 |
|
937 |
if (true) { |
|
938 |
compiler.enterTrees(cleanTrees(roots)); |
|
939 |
} else { |
|
940 |
List<JavaFileObject> fileObjects = List.nil(); |
|
941 |
for (JCCompilationUnit unit : roots) |
|
942 |
fileObjects = fileObjects.prepend(unit.getSourceFile()); |
|
943 |
roots = null; |
|
944 |
compiler.enterTrees(compiler.parseFiles(fileObjects.reverse())); |
|
945 |
} |
|
946 |
} |
|
947 |
||
948 |
return compiler; |
|
949 |
} |
|
950 |
||
951 |
// Call the last round of annotation processing |
|
952 |
private void runLastRound(PrintWriter xout, |
|
953 |
int roundNumber, |
|
954 |
boolean errorStatus, |
|
955 |
TaskListener taskListener) throws IOException { |
|
956 |
roundNumber++; |
|
957 |
List<ClassSymbol> noTopLevelClasses = List.nil(); |
|
958 |
Set<TypeElement> noAnnotations = Collections.emptySet(); |
|
959 |
printRoundInfo(xout, roundNumber, noTopLevelClasses, noAnnotations, true); |
|
960 |
||
961 |
Set<Element> emptyRootElements = Collections.emptySet(); // immutable |
|
962 |
RoundEnvironment renv = new JavacRoundEnvironment(true, |
|
963 |
errorStatus, |
|
964 |
emptyRootElements, |
|
965 |
JavacProcessingEnvironment.this); |
|
966 |
if (taskListener != null) |
|
967 |
taskListener.started(new TaskEvent(TaskEvent.Kind.ANNOTATION_PROCESSING_ROUND)); |
|
968 |
||
969 |
try { |
|
970 |
discoveredProcs.iterator().runContributingProcs(renv); |
|
971 |
} finally { |
|
972 |
if (taskListener != null) |
|
973 |
taskListener.finished(new TaskEvent(TaskEvent.Kind.ANNOTATION_PROCESSING_ROUND)); |
|
974 |
} |
|
975 |
} |
|
976 |
||
977 |
private void updateProcessingState(Context currentContext, boolean lastRound) { |
|
978 |
filer.newRound(currentContext, lastRound); |
|
979 |
messager.newRound(currentContext); |
|
980 |
||
981 |
elementUtils.setContext(currentContext); |
|
982 |
typeUtils.setContext(currentContext); |
|
983 |
} |
|
984 |
||
985 |
private void warnIfUnmatchedOptions() { |
|
986 |
if (!unmatchedProcessorOptions.isEmpty()) { |
|
987 |
log.warning("proc.unmatched.processor.options", unmatchedProcessorOptions.toString()); |
|
988 |
} |
|
989 |
} |
|
990 |
||
991 |
private void printRoundInfo(PrintWriter xout, |
|
992 |
int roundNumber, |
|
993 |
List<ClassSymbol> topLevelClasses, |
|
994 |
Set<TypeElement> annotationsPresent, |
|
995 |
boolean lastRound) { |
|
996 |
if (printRounds || verbose) { |
|
997 |
xout.println(Log.getLocalizedString("x.print.rounds", |
|
998 |
roundNumber, |
|
999 |
"{" + topLevelClasses.toString(", ") + "}", |
|
1000 |
annotationsPresent, |
|
1001 |
lastRound)); |
|
1002 |
} |
|
1003 |
} |
|
1004 |
||
1005 |
private ListBuffer<ClassSymbol> enterNewClassFiles(Context currentContext) { |
|
1006 |
ClassReader reader = ClassReader.instance(currentContext); |
|
1260
a772ba9ba43d
6574134: Allow for alternative implementation of Name Table with garbage collection of name bytes
jjg
parents:
735
diff
changeset
|
1007 |
Names names = Names.instance(currentContext); |
10 | 1008 |
ListBuffer<ClassSymbol> list = new ListBuffer<ClassSymbol>(); |
1009 |
||
1010 |
for (Map.Entry<String,JavaFileObject> entry : filer.getGeneratedClasses().entrySet()) { |
|
1011 |
Name name = names.fromString(entry.getKey()); |
|
1012 |
JavaFileObject file = entry.getValue(); |
|
1013 |
if (file.getKind() != JavaFileObject.Kind.CLASS) |
|
1014 |
throw new AssertionError(file); |
|
1015 |
ClassSymbol cs = reader.enterClass(name, file); |
|
1016 |
list.append(cs); |
|
1017 |
} |
|
1018 |
return list; |
|
1019 |
} |
|
1020 |
||
1021 |
/** |
|
1022 |
* Free resources related to annotation processing. |
|
1023 |
*/ |
|
3656
d4e34b76b0c3
6558476: com/sun/tools/javac/Main.compile don't release file handles on return
jjg
parents:
3300
diff
changeset
|
1024 |
public void close() throws IOException { |
10 | 1025 |
filer.close(); |
1026 |
discoveredProcs = null; |
|
3656
d4e34b76b0c3
6558476: com/sun/tools/javac/Main.compile don't release file handles on return
jjg
parents:
3300
diff
changeset
|
1027 |
if (processorClassLoader != null && processorClassLoader instanceof Closeable) |
d4e34b76b0c3
6558476: com/sun/tools/javac/Main.compile don't release file handles on return
jjg
parents:
3300
diff
changeset
|
1028 |
((Closeable) processorClassLoader).close(); |
10 | 1029 |
} |
1030 |
||
1031 |
private List<ClassSymbol> getTopLevelClasses(List<? extends JCCompilationUnit> units) { |
|
1032 |
List<ClassSymbol> classes = List.nil(); |
|
1033 |
for (JCCompilationUnit unit : units) { |
|
1034 |
for (JCTree node : unit.defs) { |
|
1035 |
if (node.getTag() == JCTree.CLASSDEF) { |
|
1036 |
classes = classes.prepend(((JCClassDecl) node).sym); |
|
1037 |
} |
|
1038 |
} |
|
1039 |
} |
|
1040 |
return classes.reverse(); |
|
1041 |
} |
|
1042 |
||
1043 |
private List<PackageSymbol> getPackageInfoFiles(List<? extends JCCompilationUnit> units) { |
|
1044 |
List<PackageSymbol> packages = List.nil(); |
|
1045 |
for (JCCompilationUnit unit : units) { |
|
1046 |
boolean isPkgInfo = unit.sourcefile.isNameCompatible("package-info", |
|
1047 |
JavaFileObject.Kind.SOURCE); |
|
1048 |
if (isPkgInfo) { |
|
1049 |
packages = packages.prepend(unit.packge); |
|
1050 |
} |
|
1051 |
} |
|
1052 |
return packages.reverse(); |
|
1053 |
} |
|
1054 |
||
1055 |
private Context contextForNextRound(Context context, boolean shareNames) |
|
1056 |
throws IOException |
|
1057 |
{ |
|
1058 |
Context next = new Context(); |
|
1059 |
||
1060 |
Options options = Options.instance(context); |
|
1061 |
assert options != null; |
|
1062 |
next.put(Options.optionsKey, options); |
|
1063 |
||
1064 |
PrintWriter out = context.get(Log.outKey); |
|
1065 |
assert out != null; |
|
1066 |
next.put(Log.outKey, out); |
|
1067 |
||
1068 |
if (shareNames) { |
|
1260
a772ba9ba43d
6574134: Allow for alternative implementation of Name Table with garbage collection of name bytes
jjg
parents:
735
diff
changeset
|
1069 |
Names names = Names.instance(context); |
10 | 1070 |
assert names != null; |
1260
a772ba9ba43d
6574134: Allow for alternative implementation of Name Table with garbage collection of name bytes
jjg
parents:
735
diff
changeset
|
1071 |
next.put(Names.namesKey, names); |
10 | 1072 |
} |
1073 |
||
1789
7ac8c0815000
6765045: Remove rawtypes warnings from langtools
mcimadamore
parents:
1471
diff
changeset
|
1074 |
DiagnosticListener<?> dl = context.get(DiagnosticListener.class); |
10 | 1075 |
if (dl != null) |
1076 |
next.put(DiagnosticListener.class, dl); |
|
1077 |
||
1078 |
TaskListener tl = context.get(TaskListener.class); |
|
1079 |
if (tl != null) |
|
1080 |
next.put(TaskListener.class, tl); |
|
1081 |
||
1082 |
JavaFileManager jfm = context.get(JavaFileManager.class); |
|
1083 |
assert jfm != null; |
|
1084 |
next.put(JavaFileManager.class, jfm); |
|
1085 |
if (jfm instanceof JavacFileManager) { |
|
1086 |
((JavacFileManager)jfm).setContext(next); |
|
1087 |
} |
|
1088 |
||
1260
a772ba9ba43d
6574134: Allow for alternative implementation of Name Table with garbage collection of name bytes
jjg
parents:
735
diff
changeset
|
1089 |
Names names = Names.instance(context); |
10 | 1090 |
assert names != null; |
1260
a772ba9ba43d
6574134: Allow for alternative implementation of Name Table with garbage collection of name bytes
jjg
parents:
735
diff
changeset
|
1091 |
next.put(Names.namesKey, names); |
10 | 1092 |
|
1093 |
Keywords keywords = Keywords.instance(context); |
|
1094 |
assert(keywords != null); |
|
1095 |
next.put(Keywords.keywordsKey, keywords); |
|
1096 |
||
1097 |
JavaCompiler oldCompiler = JavaCompiler.instance(context); |
|
1098 |
JavaCompiler nextCompiler = JavaCompiler.instance(next); |
|
1099 |
nextCompiler.initRound(oldCompiler); |
|
1100 |
||
1101 |
JavacTaskImpl task = context.get(JavacTaskImpl.class); |
|
1102 |
if (task != null) { |
|
1103 |
next.put(JavacTaskImpl.class, task); |
|
1104 |
task.updateContext(next); |
|
1105 |
} |
|
1106 |
||
1107 |
context.clear(); |
|
1108 |
return next; |
|
1109 |
} |
|
1110 |
||
1111 |
/* |
|
1112 |
* Called retroactively to determine if a class loader was required, |
|
1113 |
* after we have failed to create one. |
|
1114 |
*/ |
|
1115 |
private boolean needClassLoader(String procNames, Iterable<? extends File> workingpath) { |
|
1116 |
if (procNames != null) |
|
1117 |
return true; |
|
1118 |
||
1119 |
String procPath; |
|
1120 |
URL[] urls = new URL[1]; |
|
1121 |
for(File pathElement : workingpath) { |
|
1122 |
try { |
|
1123 |
urls[0] = pathElement.toURI().toURL(); |
|
1124 |
if (ServiceProxy.hasService(Processor.class, urls)) |
|
1125 |
return true; |
|
1126 |
} catch (MalformedURLException ex) { |
|
1127 |
throw new AssertionError(ex); |
|
1128 |
} |
|
1129 |
catch (ServiceProxy.ServiceConfigurationError e) { |
|
1130 |
log.error("proc.bad.config.file", e.getLocalizedMessage()); |
|
1131 |
return true; |
|
1132 |
} |
|
1133 |
} |
|
1134 |
||
1135 |
return false; |
|
1136 |
} |
|
1137 |
||
1138 |
private class AnnotationCollector extends TreeScanner { |
|
1139 |
List<JCTree> path = List.nil(); |
|
1140 |
static final boolean verbose = false; |
|
1141 |
List<JCAnnotation> annotations = List.nil(); |
|
1142 |
||
1143 |
public List<JCAnnotation> findAnnotations(List<? extends JCTree> nodes) { |
|
1144 |
annotations = List.nil(); |
|
1145 |
scan(nodes); |
|
1146 |
List<JCAnnotation> found = annotations; |
|
1147 |
annotations = List.nil(); |
|
1148 |
return found.reverse(); |
|
1149 |
} |
|
1150 |
||
1151 |
public void scan(JCTree node) { |
|
1152 |
if (node == null) |
|
1153 |
return; |
|
1154 |
Symbol sym = TreeInfo.symbolFor(node); |
|
1155 |
if (sym != null) |
|
1156 |
path = path.prepend(node); |
|
1157 |
super.scan(node); |
|
1158 |
if (sym != null) |
|
1159 |
path = path.tail; |
|
1160 |
} |
|
1161 |
||
1162 |
public void visitAnnotation(JCAnnotation node) { |
|
1163 |
annotations = annotations.prepend(node); |
|
1164 |
if (verbose) { |
|
1165 |
StringBuilder sb = new StringBuilder(); |
|
1166 |
for (JCTree tree : path.reverse()) { |
|
1167 |
System.err.print(sb); |
|
1168 |
System.err.println(TreeInfo.symbolFor(tree)); |
|
1169 |
sb.append(" "); |
|
1170 |
} |
|
1171 |
System.err.print(sb); |
|
1172 |
System.err.println(node); |
|
1173 |
} |
|
1174 |
} |
|
1175 |
} |
|
1176 |
||
1177 |
private static <T extends JCTree> List<T> cleanTrees(List<T> nodes) { |
|
1178 |
for (T node : nodes) |
|
1179 |
treeCleaner.scan(node); |
|
1180 |
return nodes; |
|
1181 |
} |
|
1182 |
||
1183 |
private static TreeScanner treeCleaner = new TreeScanner() { |
|
1184 |
public void scan(JCTree node) { |
|
1185 |
super.scan(node); |
|
1186 |
if (node != null) |
|
1187 |
node.type = null; |
|
1188 |
} |
|
1189 |
public void visitTopLevel(JCCompilationUnit node) { |
|
1190 |
node.packge = null; |
|
1191 |
super.visitTopLevel(node); |
|
1192 |
} |
|
1193 |
public void visitClassDef(JCClassDecl node) { |
|
1194 |
node.sym = null; |
|
1195 |
super.visitClassDef(node); |
|
1196 |
} |
|
1197 |
public void visitMethodDef(JCMethodDecl node) { |
|
1198 |
node.sym = null; |
|
1199 |
super.visitMethodDef(node); |
|
1200 |
} |
|
1201 |
public void visitVarDef(JCVariableDecl node) { |
|
1202 |
node.sym = null; |
|
1203 |
super.visitVarDef(node); |
|
1204 |
} |
|
1205 |
public void visitNewClass(JCNewClass node) { |
|
1206 |
node.constructor = null; |
|
1207 |
super.visitNewClass(node); |
|
1208 |
} |
|
1209 |
public void visitAssignop(JCAssignOp node) { |
|
1210 |
node.operator = null; |
|
1211 |
super.visitAssignop(node); |
|
1212 |
} |
|
1213 |
public void visitUnary(JCUnary node) { |
|
1214 |
node.operator = null; |
|
1215 |
super.visitUnary(node); |
|
1216 |
} |
|
1217 |
public void visitBinary(JCBinary node) { |
|
1218 |
node.operator = null; |
|
1219 |
super.visitBinary(node); |
|
1220 |
} |
|
1221 |
public void visitSelect(JCFieldAccess node) { |
|
1222 |
node.sym = null; |
|
1223 |
super.visitSelect(node); |
|
1224 |
} |
|
1225 |
public void visitIdent(JCIdent node) { |
|
1226 |
node.sym = null; |
|
1227 |
super.visitIdent(node); |
|
1228 |
} |
|
3149 | 1229 |
public void visitApply(JCMethodInvocation node) { |
1230 |
scan(node.typeargs); |
|
1231 |
super.visitApply(node); |
|
1232 |
} |
|
10 | 1233 |
}; |
1234 |
||
1235 |
||
1236 |
private boolean moreToDo() { |
|
1237 |
return filer.newFiles(); |
|
1238 |
} |
|
1239 |
||
1240 |
/** |
|
1241 |
* {@inheritdoc} |
|
1242 |
* |
|
1243 |
* Command line options suitable for presenting to annotation |
|
1244 |
* processors. "-Afoo=bar" should be "-Afoo" => "bar". |
|
1245 |
*/ |
|
1246 |
public Map<String,String> getOptions() { |
|
1247 |
return processorOptions; |
|
1248 |
} |
|
1249 |
||
1250 |
public Messager getMessager() { |
|
1251 |
return messager; |
|
1252 |
} |
|
1253 |
||
1254 |
public Filer getFiler() { |
|
1255 |
return filer; |
|
1256 |
} |
|
1257 |
||
1258 |
public JavacElements getElementUtils() { |
|
1259 |
return elementUtils; |
|
1260 |
} |
|
1261 |
||
1262 |
public JavacTypes getTypeUtils() { |
|
1263 |
return typeUtils; |
|
1264 |
} |
|
1265 |
||
1266 |
public SourceVersion getSourceVersion() { |
|
1267 |
return Source.toSourceVersion(source); |
|
1268 |
} |
|
1269 |
||
1270 |
public Locale getLocale() { |
|
1471
57506cdfb7b4
6406133: JCDiagnostic.getMessage ignores locale argument
mcimadamore
parents:
1260
diff
changeset
|
1271 |
return messages.getCurrentLocale(); |
10 | 1272 |
} |
1273 |
||
1274 |
public Set<Symbol.PackageSymbol> getSpecifiedPackages() { |
|
1275 |
return specifiedPackages; |
|
1276 |
} |
|
1277 |
||
1278 |
// Borrowed from DocletInvoker and apt |
|
1279 |
// TODO: remove from apt's Main |
|
1280 |
/** |
|
1281 |
* Utility method for converting a search path string to an array |
|
1282 |
* of directory and JAR file URLs. |
|
1283 |
* |
|
1284 |
* @param path the search path string |
|
1285 |
* @return the resulting array of directory and JAR file URLs |
|
1286 |
*/ |
|
1287 |
public static URL[] pathToURLs(String path) { |
|
1288 |
StringTokenizer st = new StringTokenizer(path, File.pathSeparator); |
|
1289 |
URL[] urls = new URL[st.countTokens()]; |
|
1290 |
int count = 0; |
|
1291 |
while (st.hasMoreTokens()) { |
|
1292 |
URL url = fileToURL(new File(st.nextToken())); |
|
1293 |
if (url != null) { |
|
1294 |
urls[count++] = url; |
|
1295 |
} |
|
1296 |
} |
|
1297 |
if (urls.length != count) { |
|
1298 |
URL[] tmp = new URL[count]; |
|
1299 |
System.arraycopy(urls, 0, tmp, 0, count); |
|
1300 |
urls = tmp; |
|
1301 |
} |
|
1302 |
return urls; |
|
1303 |
} |
|
1304 |
||
1305 |
/** |
|
1306 |
* Returns the directory or JAR file URL corresponding to the specified |
|
1307 |
* local file name. |
|
1308 |
* |
|
1309 |
* @param file the File object |
|
1310 |
* @return the resulting directory or JAR file URL, or null if unknown |
|
1311 |
*/ |
|
1312 |
private static URL fileToURL(File file) { |
|
1313 |
String name; |
|
1314 |
try { |
|
1315 |
name = file.getCanonicalPath(); |
|
1316 |
} catch (IOException e) { |
|
1317 |
name = file.getAbsolutePath(); |
|
1318 |
} |
|
1319 |
name = name.replace(File.separatorChar, '/'); |
|
1320 |
if (!name.startsWith("/")) { |
|
1321 |
name = "/" + name; |
|
1322 |
} |
|
1323 |
// If the file does not exist, then assume that it's a directory |
|
1324 |
if (!file.isFile()) { |
|
1325 |
name = name + "/"; |
|
1326 |
} |
|
1327 |
try { |
|
1328 |
return new URL("file", "", name); |
|
1329 |
} catch (MalformedURLException e) { |
|
1330 |
throw new IllegalArgumentException("file"); |
|
1331 |
} |
|
1332 |
} |
|
1333 |
||
1334 |
||
1335 |
||
1336 |
private static final Pattern allMatches = Pattern.compile(".*"); |
|
1337 |
||
1338 |
private static final Pattern noMatches = Pattern.compile("(\\P{all})+"); |
|
1339 |
/** |
|
1340 |
* Convert import-style string to regex matching that string. If |
|
1341 |
* the string is a valid import-style string, return a regex that |
|
1342 |
* won't match anything. |
|
1343 |
*/ |
|
1344 |
// TODO: remove version in Apt.java |
|
1345 |
public static Pattern importStringToPattern(String s, Processor p, Log log) { |
|
1346 |
if (s.equals("*")) { |
|
1347 |
return allMatches; |
|
1348 |
} else { |
|
1349 |
String t = s; |
|
1350 |
boolean star = false; |
|
1351 |
||
1352 |
/* |
|
1353 |
* Validate string from factory is legal. If the string |
|
1354 |
* has more than one asterisks or the asterisks does not |
|
1355 |
* appear as the last character (preceded by a period), |
|
1356 |
* the string is not legal. |
|
1357 |
*/ |
|
1358 |
||
1359 |
boolean valid = true; |
|
1360 |
int index = t.indexOf('*'); |
|
1361 |
if (index != -1) { |
|
1362 |
// '*' must be last character... |
|
1363 |
if (index == t.length() -1) { |
|
1364 |
// ... and preceeding character must be '.' |
|
1365 |
if ( index-1 >= 0 ) { |
|
1366 |
valid = t.charAt(index-1) == '.'; |
|
1367 |
// Strip off ".*$" for identifier checks |
|
1368 |
t = t.substring(0, t.length()-2); |
|
1369 |
} |
|
1370 |
} else |
|
1371 |
valid = false; |
|
1372 |
} |
|
1373 |
||
1374 |
// Verify string is off the form (javaId \.)+ or javaId |
|
1375 |
if (valid) { |
|
1376 |
String[] javaIds = t.split("\\.", t.length()+2); |
|
1377 |
for(String javaId: javaIds) |
|
1378 |
valid &= SourceVersion.isIdentifier(javaId); |
|
1379 |
} |
|
1380 |
||
1381 |
if (!valid) { |
|
1382 |
log.warning("proc.malformed.supported.string", s, p.getClass().getName()); |
|
1383 |
return noMatches; // won't match any valid identifier |
|
1384 |
} |
|
1385 |
||
1386 |
String s_prime = s.replaceAll("\\.", "\\\\."); |
|
1387 |
||
1388 |
if (s_prime.endsWith("*")) { |
|
1389 |
s_prime = s_prime.substring(0, s_prime.length() - 1) + ".+"; |
|
1390 |
} |
|
1391 |
||
1392 |
return Pattern.compile(s_prime); |
|
1393 |
} |
|
1394 |
} |
|
1395 |
||
1396 |
/** |
|
1397 |
* For internal use by Sun Microsystems only. This method will be |
|
1398 |
* removed without warning. |
|
1399 |
*/ |
|
1400 |
public Context getContext() { |
|
1401 |
return context; |
|
1402 |
} |
|
1403 |
||
1404 |
public String toString() { |
|
1405 |
return "javac ProcessingEnvironment"; |
|
1406 |
} |
|
1407 |
||
1408 |
public static boolean isValidOptionName(String optionName) { |
|
1409 |
for(String s : optionName.split("\\.", -1)) { |
|
1410 |
if (!SourceVersion.isIdentifier(s)) |
|
1411 |
return false; |
|
1412 |
} |
|
1413 |
return true; |
|
1414 |
} |
|
1415 |
} |