jjg@416: /*
jjg@416:  * Copyright 2002-2009 Sun Microsystems, Inc.  All Rights Reserved.
jjg@416:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
jjg@416:  *
jjg@416:  * This code is free software; you can redistribute it and/or modify it
jjg@416:  * under the terms of the GNU General Public License version 2 only, as
jjg@416:  * published by the Free Software Foundation.  Sun designates this
jjg@416:  * particular file as subject to the "Classpath" exception as provided
jjg@416:  * by Sun in the LICENSE file that accompanied this code.
jjg@416:  *
jjg@416:  * This code is distributed in the hope that it will be useful, but WITHOUT
jjg@416:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
jjg@416:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
jjg@416:  * version 2 for more details (a copy is included in the LICENSE file that
jjg@416:  * accompanied this code).
jjg@416:  *
jjg@416:  * You should have received a copy of the GNU General Public License version
jjg@416:  * 2 along with this work; if not, write to the Free Software Foundation,
jjg@416:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
jjg@416:  *
jjg@416:  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
jjg@416:  * CA 95054 USA or visit www.sun.com if you need additional information or
jjg@416:  * have any questions.
jjg@416:  */
jjg@416: 
jjg@416: package com.sun.tools.javah;
jjg@416: 
jjg@416: import java.io.File;
jjg@416: import java.io.IOException;
jjg@416: import java.io.OutputStream;
jjg@416: import java.io.PrintWriter;
jjg@416: import java.io.Writer;
jjg@416: import java.text.MessageFormat;
jjg@416: import java.util.ArrayList;
jjg@416: import java.util.Arrays;
jjg@416: import java.util.Collections;
jjg@416: import java.util.HashMap;
jjg@416: import java.util.Iterator;
jjg@416: import java.util.LinkedHashSet;
jjg@416: import java.util.List;
jjg@416: import java.util.Locale;
jjg@416: import java.util.Map;
jjg@416: import java.util.MissingResourceException;
jjg@416: import java.util.ResourceBundle;
jjg@416: import java.util.Set;
jjg@416: 
jjg@416: import javax.annotation.processing.AbstractProcessor;
jjg@416: import javax.annotation.processing.Messager;
jjg@416: import javax.annotation.processing.RoundEnvironment;
jjg@416: import javax.annotation.processing.SupportedAnnotationTypes;
jjg@416: import javax.annotation.processing.SupportedSourceVersion;
jjg@416: 
jjg@416: import javax.lang.model.SourceVersion;
jjg@416: import javax.lang.model.element.ExecutableElement;
jjg@416: import javax.lang.model.element.TypeElement;
jjg@416: import javax.lang.model.element.VariableElement;
jjg@416: import javax.lang.model.type.ArrayType;
jjg@416: import javax.lang.model.type.DeclaredType;
jjg@416: import javax.lang.model.type.TypeMirror;
jjg@416: import javax.lang.model.type.TypeVisitor;
jjg@416: import javax.lang.model.util.ElementFilter;
jjg@416: import javax.lang.model.util.SimpleTypeVisitor6;
jjg@416: import javax.lang.model.util.Types;
jjg@416: 
jjg@416: import javax.tools.Diagnostic;
jjg@416: import javax.tools.DiagnosticListener;
jjg@416: import javax.tools.JavaCompiler;
jjg@416: import javax.tools.JavaCompiler.CompilationTask;
jjg@416: import javax.tools.JavaFileManager;
jjg@416: import javax.tools.JavaFileObject;
jjg@416: import javax.tools.StandardJavaFileManager;
jjg@416: import javax.tools.StandardLocation;
jjg@416: import javax.tools.ToolProvider;
jjg@416: 
jjg@416: /**
jjg@416:  * Javah generates support files for native methods.
jjg@416:  * Parse commandline options & Invokes javadoc to execute those commands.
jjg@416:  *
jjg@416:  * <p><b>This is NOT part of any API supported by Sun Microsystems.
jjg@416:  * If you write code that depends on this, you do so at your own
jjg@416:  * risk.  This code and its internal interfaces are subject to change
jjg@416:  * or deletion without notice.</b></p>
jjg@416:  *
jjg@416:  * @author Sucheta Dambalkar
jjg@416:  * @author Jonathan Gibbons
jjg@416:  */
jjg@416: public class JavahTask implements NativeHeaderTool.NativeHeaderTask {
jjg@416:     public class BadArgs extends Exception {
jjg@416:         private static final long serialVersionUID = 1479361270874789045L;
jjg@416:         BadArgs(String key, Object... args) {
jjg@416:             super(JavahTask.this.getMessage(key, args));
jjg@416:             this.key = key;
jjg@416:             this.args = args;
jjg@416:         }
jjg@416: 
jjg@416:         BadArgs showUsage(boolean b) {
jjg@416:             showUsage = b;
jjg@416:             return this;
jjg@416:         }
jjg@416: 
jjg@416:         final String key;
jjg@416:         final Object[] args;
jjg@416:         boolean showUsage;
jjg@416:     }
jjg@416: 
jjg@416:     static abstract class Option {
jjg@416:         Option(boolean hasArg, String... aliases) {
jjg@416:             this.hasArg = hasArg;
jjg@416:             this.aliases = aliases;
jjg@416:         }
jjg@416: 
jjg@416:         boolean isHidden() {
jjg@416:             return false;
jjg@416:         }
jjg@416: 
jjg@416:         boolean matches(String opt) {
jjg@416:             for (String a: aliases) {
jjg@416:                 if (a.equals(opt))
jjg@416:                     return true;
jjg@416:             }
jjg@416:             return false;
jjg@416:         }
jjg@416: 
jjg@416:         boolean ignoreRest() {
jjg@416:             return false;
jjg@416:         }
jjg@416: 
jjg@416:         abstract void process(JavahTask task, String opt, String arg) throws BadArgs;
jjg@416: 
jjg@416:         final boolean hasArg;
jjg@416:         final String[] aliases;
jjg@416:     }
jjg@416: 
jjg@416:     static abstract class HiddenOption extends Option {
jjg@416:         HiddenOption(boolean hasArg, String... aliases) {
jjg@416:             super(hasArg, aliases);
jjg@416:         }
jjg@416: 
jjg@416:         @Override
jjg@416:         boolean isHidden() {
jjg@416:             return true;
jjg@416:         }
jjg@416:     }
jjg@416: 
jjg@416:     static Option[] recognizedOptions = {
jjg@416:         new Option(true, "-o") {
jjg@416:             void process(JavahTask task, String opt, String arg) {
jjg@416:                 task.ofile = new File(arg);
jjg@416:             }
jjg@416:         },
jjg@416: 
jjg@416:         new Option(true, "-d") {
jjg@416:             void process(JavahTask task, String opt, String arg) {
jjg@416:                 task.odir = new File(arg);
jjg@416:             }
jjg@416:         },
jjg@416: 
jjg@416:         new HiddenOption(true, "-td") {
jjg@416:             void process(JavahTask task, String opt, String arg) {
jjg@416:                  // ignored; for backwards compatibility
jjg@416:             }
jjg@416:         },
jjg@416: 
jjg@416:         new HiddenOption(false, "-stubs") {
jjg@416:             void process(JavahTask task, String opt, String arg) {
jjg@416:                  // ignored; for backwards compatibility
jjg@416:             }
jjg@416:         },
jjg@416: 
jjg@416:         new Option(false, "-v", "-verbose") {
jjg@416:             void process(JavahTask task, String opt, String arg) {
jjg@416:                 task.verbose = true;
jjg@416:             }
jjg@416:         },
jjg@416: 
jjg@416:         new Option(false, "-help", "--help", "-?") {
jjg@416:             void process(JavahTask task, String opt, String arg) {
jjg@416:                 task.help = true;
jjg@416:             }
jjg@416:         },
jjg@416: 
jjg@416:         new HiddenOption(false, "-trace") {
jjg@416:             void process(JavahTask task, String opt, String arg) {
jjg@416:                 task.trace = true;
jjg@416:             }
jjg@416:         },
jjg@416: 
jjg@416:         new Option(false, "-version") {
jjg@416:             void process(JavahTask task, String opt, String arg) {
jjg@416:                 task.version = true;
jjg@416:             }
jjg@416:         },
jjg@416: 
jjg@416:         new HiddenOption(false, "-fullversion") {
jjg@416:             void process(JavahTask task, String opt, String arg) {
jjg@416:                 task.fullVersion = true;
jjg@416:             }
jjg@416:         },
jjg@416: 
jjg@416:         new Option(false, "-jni") {
jjg@416:             void process(JavahTask task, String opt, String arg) {
jjg@416:                 task.jni = true;
jjg@416:             }
jjg@416:         },
jjg@416: 
jjg@416:         new Option(false, "-force") {
jjg@416:             void process(JavahTask task, String opt, String arg) {
jjg@416:                 task.force = true;
jjg@416:             }
jjg@416:         },
jjg@416: 
jjg@416:         new HiddenOption(false, "-Xnew") {
jjg@416:             void process(JavahTask task, String opt, String arg) {
jjg@416:                 // we're already using the new javah
jjg@416:             }
jjg@416:         },
jjg@416: 
jjg@416:         new HiddenOption(false, "-old") {
jjg@416:             void process(JavahTask task, String opt, String arg) {
jjg@416:                 task.old = true;
jjg@416:             }
jjg@416:         },
jjg@416: 
jjg@416:         new HiddenOption(false, "-llni", "-Xllni") {
jjg@416:             void process(JavahTask task, String opt, String arg) {
jjg@416:                 task.llni = true;
jjg@416:             }
jjg@416:         },
jjg@416: 
jjg@416:         new HiddenOption(false, "-llnidouble") {
jjg@416:             void process(JavahTask task, String opt, String arg) {
jjg@416:                 task.llni = true;
jjg@416:                 task.doubleAlign = true;
jjg@416:             }
jjg@416:         },
jjg@416:     };
jjg@416: 
jjg@416:     JavahTask() {
jjg@416:     }
jjg@416: 
jjg@416:     JavahTask(Writer out,
jjg@416:             JavaFileManager fileManager,
jjg@416:             DiagnosticListener<? super JavaFileObject> diagnosticListener,
jjg@416:             Iterable<String> options,
jjg@416:             Iterable<String> classes) {
jjg@416:         this();
jjg@416:         this.log = getPrintWriterForWriter(out);
jjg@416:         this.fileManager = fileManager;
jjg@416:         this.diagnosticListener = diagnosticListener;
jjg@416: 
jjg@416:         try {
jjg@416:             handleOptions(options, false);
jjg@416:         } catch (BadArgs e) {
jjg@416:             throw new IllegalArgumentException(e.getMessage());
jjg@416:         }
jjg@416: 
jjg@416:         this.classes = new ArrayList<String>();
jjg@416:         for (String classname: classes) {
jjg@416:             classname.getClass(); // null-check
jjg@416:             this.classes.add(classname);
jjg@416:         }
jjg@416:     }
jjg@416: 
jjg@416:     public void setLocale(Locale locale) {
jjg@416:         if (locale == null)
jjg@416:             locale = Locale.getDefault();
jjg@416:         task_locale = locale;
jjg@416:     }
jjg@416: 
jjg@416:     public void setLog(PrintWriter log) {
jjg@416:         this.log = log;
jjg@416:     }
jjg@416: 
jjg@416:     public void setLog(OutputStream s) {
jjg@416:         setLog(getPrintWriterForStream(s));
jjg@416:     }
jjg@416: 
jjg@416:     static PrintWriter getPrintWriterForStream(OutputStream s) {
jjg@416:         return new PrintWriter(s, true);
jjg@416:     }
jjg@416: 
jjg@416:     static PrintWriter getPrintWriterForWriter(Writer w) {
jjg@416:         if (w == null)
jjg@416:             return getPrintWriterForStream(null);
jjg@416:         else if (w instanceof PrintWriter)
jjg@416:             return (PrintWriter) w;
jjg@416:         else
jjg@416:             return new PrintWriter(w, true);
jjg@416:     }
jjg@416: 
jjg@416:     public void setDiagnosticListener(DiagnosticListener<? super JavaFileObject> dl) {
jjg@416:         diagnosticListener = dl;
jjg@416:     }
jjg@416: 
jjg@416:     public void setDiagnosticListener(OutputStream s) {
jjg@416:         setDiagnosticListener(getDiagnosticListenerForStream(s));
jjg@416:     }
jjg@416: 
jjg@416:     private DiagnosticListener<JavaFileObject> getDiagnosticListenerForStream(OutputStream s) {
jjg@416:         return getDiagnosticListenerForWriter(getPrintWriterForStream(s));
jjg@416:     }
jjg@416: 
jjg@416:     private DiagnosticListener<JavaFileObject> getDiagnosticListenerForWriter(Writer w) {
jjg@416:         final PrintWriter pw = getPrintWriterForWriter(w);
jjg@416:         return new DiagnosticListener<JavaFileObject> () {
jjg@416:             public void report(Diagnostic<? extends JavaFileObject> diagnostic) {
jjg@416:                 if (diagnostic.getKind() == Diagnostic.Kind.ERROR) {
jjg@416:                     pw.print(getMessage("err.prefix"));
jjg@416:                     pw.print(" ");
jjg@416:                 }
jjg@416:                 pw.println(diagnostic.getMessage(null));
jjg@416:             }
jjg@416:         };
jjg@416:     }
jjg@416: 
jjg@416:     int run(String[] args) {
jjg@416:         try {
jjg@416:             handleOptions(args);
jjg@416:             boolean ok = run();
jjg@416:             return ok ? 0 : 1;
jjg@416:         } catch (BadArgs e) {
jjg@416:             diagnosticListener.report(createDiagnostic(e.key, e.args));
jjg@416:             return 1;
jjg@416:         } catch (InternalError e) {
jjg@416:             diagnosticListener.report(createDiagnostic("err.internal.error", e.getMessage()));
jjg@416:             return 1;
jjg@416:         } finally {
jjg@416:             log.flush();
jjg@416:         }
jjg@416:     }
jjg@416: 
jjg@416:     public void handleOptions(String[] args) throws BadArgs {
jjg@416:         handleOptions(Arrays.asList(args), true);
jjg@416:     }
jjg@416: 
jjg@416:     private void handleOptions(Iterable<String> args, boolean allowClasses) throws BadArgs {
jjg@416:         if (log == null) {
jjg@416:             log = getPrintWriterForStream(System.out);
jjg@416:             if (diagnosticListener == null)
jjg@416:               diagnosticListener = getDiagnosticListenerForStream(System.err);
jjg@416:         } else {
jjg@416:             if (diagnosticListener == null)
jjg@416:               diagnosticListener = getDiagnosticListenerForWriter(log);
jjg@416:         }
jjg@416: 
jjg@416:         if (fileManager == null)
jjg@416:             fileManager = getDefaultFileManager(diagnosticListener, log);
jjg@416: 
jjg@416:         Iterator<String> iter = args.iterator();
jjg@416:         if (!iter.hasNext())
jjg@416:             help = true;
jjg@416: 
jjg@416:         while (iter.hasNext()) {
jjg@416:             String arg = iter.next();
jjg@416:             if (arg.startsWith("-"))
jjg@416:                 handleOption(arg, iter);
jjg@416:             else if (allowClasses) {
jjg@416:                 if (classes == null)
jjg@416:                     classes = new ArrayList<String>();
jjg@416:                 classes.add(arg);
jjg@416:                 while (iter.hasNext())
jjg@416:                     classes.add(iter.next());
jjg@416:             } else
jjg@416:                 throw new BadArgs("err.unknown.option", arg).showUsage(true);
jjg@416:         }
jjg@416: 
jjg@416:         if ((classes == null || classes.size() == 0) &&
jjg@416:                 !(help || version || fullVersion)) {
jjg@416:             throw new BadArgs("err.no.classes.specified");
jjg@416:         }
jjg@416: 
jjg@416:         if (jni && llni)
jjg@416:             throw new BadArgs("jni.llni.mixed");
jjg@416: 
jjg@416:         if (odir != null && ofile != null)
jjg@416:             throw new BadArgs("dir.file.mixed");
jjg@416:     }
jjg@416: 
jjg@416:     private void handleOption(String name, Iterator<String> rest) throws BadArgs {
jjg@416:         for (Option o: recognizedOptions) {
jjg@416:             if (o.matches(name)) {
jjg@416:                 if (o.hasArg) {
jjg@416:                     if (rest.hasNext())
jjg@416:                         o.process(this, name, rest.next());
jjg@416:                     else
jjg@416:                         throw new BadArgs("err.missing.arg", name).showUsage(true);
jjg@416:                 } else
jjg@416:                     o.process(this, name, null);
jjg@416: 
jjg@416:                 if (o.ignoreRest()) {
jjg@416:                     while (rest.hasNext())
jjg@416:                         rest.next();
jjg@416:                 }
jjg@416:                 return;
jjg@416:             }
jjg@416:         }
jjg@416: 
jjg@416:         if (fileManager.handleOption(name, rest))
jjg@416:             return;
jjg@416: 
jjg@416:         throw new BadArgs("err.unknown.option", name).showUsage(true);
jjg@416:     }
jjg@416: 
jjg@416:     public Boolean call() {
jjg@416:         return run();
jjg@416:     }
jjg@416: 
jjg@416:     public boolean run() throws Util.Exit {
jjg@416: 
jjg@416:         Util util = new Util(log, diagnosticListener);
jjg@416: 
jjg@416:         if (help) {
jjg@416:             showHelp();
jjg@416:             return true;
jjg@416:         }
jjg@416: 
jjg@416:         if (version || fullVersion) {
jjg@416:             showVersion(fullVersion);
jjg@416:             return true;
jjg@416:         }
jjg@416: 
jjg@416:         util.verbose = verbose;
jjg@416: 
jjg@416:         Gen g;
jjg@416: 
jjg@416:         if (llni)
jjg@416:             g = new LLNI(doubleAlign, util);
jjg@416:         else {
jjg@416: //            if (stubs)
jjg@416: //                throw new BadArgs("jni.no.stubs");
jjg@416:             g = new JNI(util);
jjg@416:         }
jjg@416: 
jjg@416:         if (ofile != null) {
jjg@416:             if (!(fileManager instanceof StandardJavaFileManager)) {
jjg@416:                 diagnosticListener.report(createDiagnostic("err.cant.use.option.for.fm", "-o"));
jjg@416:                 return false;
jjg@416:             }
jjg@416:             Iterable<? extends JavaFileObject> iter =
jjg@416:                     ((StandardJavaFileManager) fileManager).getJavaFileObjectsFromFiles(Collections.singleton(ofile));
jjg@416:             JavaFileObject fo = iter.iterator().next();
jjg@416:             g.setOutFile(fo);
jjg@416:         } else {
jjg@416:             if (odir != null) {
jjg@416:                 if (!(fileManager instanceof StandardJavaFileManager)) {
jjg@416:                     diagnosticListener.report(createDiagnostic("err.cant.use.option.for.fm", "-d"));
jjg@416:                     return false;
jjg@416:                 }
jjg@416: 
jjg@416:                 if (!odir.exists())
jjg@416:                     if (!odir.mkdirs())
jjg@416:                         util.error("cant.create.dir", odir.toString());
jjg@416:                 try {
jjg@416:                     ((StandardJavaFileManager) fileManager).setLocation(StandardLocation.CLASS_OUTPUT, Collections.singleton(odir));
jjg@416:                 } catch (IOException e) {
jjg@416:                     Object msg = e.getLocalizedMessage();
jjg@416:                     if (msg == null) {
jjg@416:                         msg = e;
jjg@416:                     }
jjg@416:                     diagnosticListener.report(createDiagnostic("err.ioerror", odir, msg));
jjg@416:                     return false;
jjg@416:                 }
jjg@416:             }
jjg@416:             g.setFileManager(fileManager);
jjg@416:         }
jjg@416: 
jjg@416:         /*
jjg@416:          * Force set to false will turn off smarts about checking file
jjg@416:          * content before writing.
jjg@416:          */
jjg@416:         g.setForce(force);
jjg@416: 
jjg@416:         if (fileManager instanceof JavahFileManager)
jjg@416:             ((JavahFileManager) fileManager).setIgnoreSymbolFile(true);
jjg@416: 
jjg@416:         JavaCompiler c = ToolProvider.getSystemJavaCompiler();
jjg@416:         List<String> opts = Arrays.asList("-proc:only");
jjg@416:         CompilationTask t = c.getTask(log, fileManager, diagnosticListener, opts, internalize(classes), null);
jjg@416:         JavahProcessor p = new JavahProcessor(g);
jjg@416:         t.setProcessors(Collections.singleton(p));
jjg@416: 
jjg@416:         boolean ok = t.call();
jjg@416:         if (p.exit != null)
jjg@416:             throw new Util.Exit(p.exit);
jjg@416:         return ok;
jjg@416:     }
jjg@416: 
jjg@416:     private List<String> internalize(List<String> classes) {
jjg@416:         List<String> l = new ArrayList<String>();
jjg@416:         for (String c: classes) {
jjg@416:             l.add(c.replace('$', '.'));
jjg@416:         }
jjg@416:         return l;
jjg@416:     }
jjg@416: 
jjg@416:     private List<File> pathToFiles(String path) {
jjg@416:         List<File> files = new ArrayList<File>();
jjg@416:         for (String f: path.split(File.pathSeparator)) {
jjg@416:             if (f.length() > 0)
jjg@416:                 files.add(new File(f));
jjg@416:         }
jjg@416:         return files;
jjg@416:     }
jjg@416: 
jjg@416:     static StandardJavaFileManager getDefaultFileManager(final DiagnosticListener<? super JavaFileObject> dl, PrintWriter log) {
jjg@416:         return JavahFileManager.create(dl, log);
jjg@416:     }
jjg@416: 
jjg@416:     private void showHelp() {
jjg@416:         log.println(getMessage("main.usage", progname));
jjg@416:         for (Option o: recognizedOptions) {
jjg@416:             if (o.isHidden())
jjg@416:                 continue;
jjg@416:             String name = o.aliases[0].substring(1); // there must always be at least one name
jjg@416:             log.println(getMessage("main.opt." + name));
jjg@416:         }
jjg@416:         String[] fmOptions = { "-classpath", "-bootclasspath" };
jjg@416:         for (String o: fmOptions) {
jjg@416:             if (fileManager.isSupportedOption(o) == -1)
jjg@416:                 continue;
jjg@416:             String name = o.substring(1);
jjg@416:             log.println(getMessage("main.opt." + name));
jjg@416:         }
jjg@416:         log.println(getMessage("main.usage.foot"));
jjg@416:     }
jjg@416: 
jjg@416:     private void showVersion(boolean full) {
jjg@416:         log.println(version(full ? "full" : "release"));
jjg@416:     }
jjg@416: 
jjg@416:     private static final String versionRBName = "com.sun.tools.javah.resources.version";
jjg@416:     private static ResourceBundle versionRB;
jjg@416: 
jjg@416:     private String version(String key) {
jjg@416:         // key=version:  mm.nn.oo[-milestone]
jjg@416:         // key=full:     mm.mm.oo[-milestone]-build
jjg@416:         if (versionRB == null) {
jjg@416:             try {
jjg@416:                 versionRB = ResourceBundle.getBundle(versionRBName);
jjg@416:             } catch (MissingResourceException e) {
jjg@416:                 return getMessage("version.resource.missing", System.getProperty("java.version"));
jjg@416:             }
jjg@416:         }
jjg@416:         try {
jjg@416:             return versionRB.getString(key);
jjg@416:         }
jjg@416:         catch (MissingResourceException e) {
jjg@416:             return getMessage("version.unknown", System.getProperty("java.version"));
jjg@416:         }
jjg@416:     }
jjg@416: 
jjg@416:     private Diagnostic<JavaFileObject> createDiagnostic(final String key, final Object... args) {
jjg@416:         return new Diagnostic<JavaFileObject>() {
jjg@416:             public Kind getKind() {
jjg@416:                 return Diagnostic.Kind.ERROR;
jjg@416:             }
jjg@416: 
jjg@416:             public JavaFileObject getSource() {
jjg@416:                 return null;
jjg@416:             }
jjg@416: 
jjg@416:             public long getPosition() {
jjg@416:                 return Diagnostic.NOPOS;
jjg@416:             }
jjg@416: 
jjg@416:             public long getStartPosition() {
jjg@416:                 return Diagnostic.NOPOS;
jjg@416:             }
jjg@416: 
jjg@416:             public long getEndPosition() {
jjg@416:                 return Diagnostic.NOPOS;
jjg@416:             }
jjg@416: 
jjg@416:             public long getLineNumber() {
jjg@416:                 return Diagnostic.NOPOS;
jjg@416:             }
jjg@416: 
jjg@416:             public long getColumnNumber() {
jjg@416:                 return Diagnostic.NOPOS;
jjg@416:             }
jjg@416: 
jjg@416:             public String getCode() {
jjg@416:                 return key;
jjg@416:             }
jjg@416: 
jjg@416:             public String getMessage(Locale locale) {
jjg@416:                 return JavahTask.this.getMessage(locale, key, args);
jjg@416:             }
jjg@416: 
jjg@416:         };
jjg@416: 
jjg@416:     }
jjg@416:     private String getMessage(String key, Object... args) {
jjg@416:         return getMessage(task_locale, key, args);
jjg@416:     }
jjg@416: 
jjg@416:     private String getMessage(Locale locale, String key, Object... args) {
jjg@416:         if (bundles == null) {
jjg@416:             // could make this a HashMap<Locale,SoftReference<ResourceBundle>>
jjg@416:             // and for efficiency, keep a hard reference to the bundle for the task
jjg@416:             // locale
jjg@416:             bundles = new HashMap<Locale, ResourceBundle>();
jjg@416:         }
jjg@416: 
jjg@416:         if (locale == null)
jjg@416:             locale = Locale.getDefault();
jjg@416: 
jjg@416:         ResourceBundle b = bundles.get(locale);
jjg@416:         if (b == null) {
jjg@416:             try {
jjg@416:                 b = ResourceBundle.getBundle("com.sun.tools.javah.resources.l10n", locale);
jjg@416:                 bundles.put(locale, b);
jjg@416:             } catch (MissingResourceException e) {
jjg@416:                 throw new InternalError("Cannot find javah resource bundle for locale " + locale, e);
jjg@416:             }
jjg@416:         }
jjg@416: 
jjg@416:         try {
jjg@416:             return MessageFormat.format(b.getString(key), args);
jjg@416:         } catch (MissingResourceException e) {
jjg@416:             return key;
jjg@416:             //throw new InternalError(e, key);
jjg@416:         }
jjg@416:     }
jjg@416: 
jjg@416:     File ofile;
jjg@416:     File odir;
jjg@416:     String bootcp;
jjg@416:     String usercp;
jjg@416:     List<String> classes;
jjg@416:     boolean verbose;
jjg@416:     boolean help;
jjg@416:     boolean trace;
jjg@416:     boolean version;
jjg@416:     boolean fullVersion;
jjg@416:     boolean jni;
jjg@416:     boolean llni;
jjg@416:     boolean doubleAlign;
jjg@416:     boolean force;
jjg@416:     boolean old;
jjg@416: 
jjg@416:     PrintWriter log;
jjg@416:     JavaFileManager fileManager;
jjg@416:     DiagnosticListener<? super JavaFileObject> diagnosticListener;
jjg@416:     Locale task_locale;
jjg@416:     Map<Locale, ResourceBundle> bundles;
jjg@416: 
jjg@416:     private static final String progname = "javah";
jjg@416: 
jjg@416:     @SupportedAnnotationTypes("*")
jjg@416:     @SupportedSourceVersion(SourceVersion.RELEASE_7)
jjg@416:     class JavahProcessor extends AbstractProcessor {
jjg@416:         JavahProcessor(Gen g) {
jjg@416:             this.g = g;
jjg@416:         }
jjg@416: 
jjg@416:         public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
jjg@416:             Messager messager  = processingEnv.getMessager();
jjg@416:             Set<TypeElement> classes = getAllClasses(ElementFilter.typesIn(roundEnv.getRootElements()));
jjg@416:             if (classes.size() > 0) {
jjg@416:                 checkMethodParameters(classes);
jjg@416:                 g.setProcessingEnvironment(processingEnv);
jjg@416:                 g.setClasses(classes);
jjg@416: 
jjg@416:                 try {
jjg@416:                     g.run();
jjg@416:                 } catch (ClassNotFoundException cnfe) {
jjg@416:                     messager.printMessage(Diagnostic.Kind.ERROR, getMessage("class.not.found", cnfe.getMessage()));
jjg@416:                 } catch (IOException ioe) {
jjg@416:                     messager.printMessage(Diagnostic.Kind.ERROR, getMessage("io.exception", ioe.getMessage()));
jjg@416:                 } catch (Util.Exit e) {
jjg@416:                     exit = e;
jjg@416:                 }
jjg@416:             }
jjg@416:             return true;
jjg@416:         }
jjg@416: 
jjg@416:         private Set<TypeElement> getAllClasses(Set<? extends TypeElement> classes) {
jjg@416:             Set<TypeElement> allClasses = new LinkedHashSet<TypeElement>();
jjg@416:             getAllClasses0(classes, allClasses);
jjg@416:             return allClasses;
jjg@416:         }
jjg@416: 
jjg@416:         private void getAllClasses0(Iterable<? extends TypeElement> classes, Set<TypeElement> allClasses) {
jjg@416:             for (TypeElement c: classes) {
jjg@416:                 allClasses.add(c);
jjg@416:                 getAllClasses0(ElementFilter.typesIn(c.getEnclosedElements()), allClasses);
jjg@416:             }
jjg@416:         }
jjg@416: 
jjg@416:         // 4942232:
jjg@416:         // check that classes exist for all the parameters of native methods
jjg@416:         private void checkMethodParameters(Set<TypeElement> classes) {
jjg@416:             Types types = processingEnv.getTypeUtils();
jjg@416:             for (TypeElement te: classes) {
jjg@416:                 for (ExecutableElement ee: ElementFilter.methodsIn(te.getEnclosedElements())) {
jjg@416:                     for (VariableElement ve: ee.getParameters()) {
jjg@416:                         TypeMirror tm = ve.asType();
jjg@416:                         checkMethodParametersVisitor.visit(tm, types);
jjg@416:                     }
jjg@416:                 }
jjg@416:             }
jjg@416:         }
jjg@416: 
jjg@416:         private TypeVisitor<Void,Types> checkMethodParametersVisitor =
jjg@416:                 new SimpleTypeVisitor6<Void,Types>() {
jjg@416:             @Override
jjg@416:             public Void visitArray(ArrayType t, Types types) {
jjg@416:                 visit(t.getComponentType(), types);
jjg@416:                 return null;
jjg@416:             }
jjg@416:             @Override
jjg@416:             public Void visitDeclared(DeclaredType t, Types types) {
jjg@416:                 t.asElement().getKind(); // ensure class exists
jjg@416:                 for (TypeMirror st: types.directSupertypes(t))
jjg@416:                     visit(st, types);
jjg@416:                 return null;
jjg@416:             }
jjg@416:         };
jjg@416: 
jjg@416:         private Gen g;
jjg@416:         private Util.Exit exit;
jjg@416:     }
jjg@416: }