1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/src/share/classes/com/sun/tools/javac/main/Main.java Wed Apr 27 01:34:52 2016 +0800
1.3 @@ -0,0 +1,699 @@
1.4 +/*
1.5 + * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved.
1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
1.7 + *
1.8 + * This code is free software; you can redistribute it and/or modify it
1.9 + * under the terms of the GNU General Public License version 2 only, as
1.10 + * published by the Free Software Foundation. Oracle designates this
1.11 + * particular file as subject to the "Classpath" exception as provided
1.12 + * by Oracle in the LICENSE file that accompanied this code.
1.13 + *
1.14 + * This code is distributed in the hope that it will be useful, but WITHOUT
1.15 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
1.16 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
1.17 + * version 2 for more details (a copy is included in the LICENSE file that
1.18 + * accompanied this code).
1.19 + *
1.20 + * You should have received a copy of the GNU General Public License version
1.21 + * 2 along with this work; if not, write to the Free Software Foundation,
1.22 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
1.23 + *
1.24 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
1.25 + * or visit www.oracle.com if you need additional information or have any
1.26 + * questions.
1.27 + */
1.28 +
1.29 +package com.sun.tools.javac.main;
1.30 +
1.31 +import java.io.File;
1.32 +import java.io.IOException;
1.33 +import java.io.PrintWriter;
1.34 +import java.net.URL;
1.35 +import java.security.DigestInputStream;
1.36 +import java.security.MessageDigest;
1.37 +import java.util.Arrays;
1.38 +import java.util.Collection;
1.39 +import java.util.Iterator;
1.40 +import java.util.LinkedHashSet;
1.41 +import java.util.Set;
1.42 +
1.43 +import javax.annotation.processing.Processor;
1.44 +import javax.tools.JavaFileManager;
1.45 +import javax.tools.JavaFileObject;
1.46 +
1.47 +import com.sun.source.util.JavacTask;
1.48 +import com.sun.source.util.Plugin;
1.49 +import com.sun.tools.doclint.DocLint;
1.50 +import com.sun.tools.javac.api.BasicJavacTask;
1.51 +import com.sun.tools.javac.code.Source;
1.52 +import com.sun.tools.javac.file.CacheFSInfo;
1.53 +import com.sun.tools.javac.file.JavacFileManager;
1.54 +import com.sun.tools.javac.jvm.Profile;
1.55 +import com.sun.tools.javac.jvm.Target;
1.56 +import com.sun.tools.javac.processing.AnnotationProcessingError;
1.57 +import com.sun.tools.javac.processing.JavacProcessingEnvironment;
1.58 +import com.sun.tools.javac.util.*;
1.59 +import com.sun.tools.javac.util.Log.PrefixKind;
1.60 +import com.sun.tools.javac.util.Log.WriterKind;
1.61 +import com.sun.tools.javac.util.ServiceLoader;
1.62 +import static com.sun.tools.javac.main.Option.*;
1.63 +
1.64 +/** This class provides a command line interface to the javac compiler.
1.65 + *
1.66 + * <p><b>This is NOT part of any supported API.
1.67 + * If you write code that depends on this, you do so at your own risk.
1.68 + * This code and its internal interfaces are subject to change or
1.69 + * deletion without notice.</b>
1.70 + */
1.71 +public class Main {
1.72 +
1.73 + /** The name of the compiler, for use in diagnostics.
1.74 + */
1.75 + String ownName;
1.76 +
1.77 + /** The writer to use for diagnostic output.
1.78 + */
1.79 + PrintWriter out;
1.80 +
1.81 + /** The log to use for diagnostic output.
1.82 + */
1.83 + public Log log;
1.84 +
1.85 + /**
1.86 + * If true, certain errors will cause an exception, such as command line
1.87 + * arg errors, or exceptions in user provided code.
1.88 + */
1.89 + boolean apiMode;
1.90 +
1.91 +
1.92 + /** Result codes.
1.93 + */
1.94 + public enum Result {
1.95 + OK(0), // Compilation completed with no errors.
1.96 + ERROR(1), // Completed but reported errors.
1.97 + CMDERR(2), // Bad command-line arguments
1.98 + SYSERR(3), // System error or resource exhaustion.
1.99 + ABNORMAL(4); // Compiler terminated abnormally
1.100 +
1.101 + Result(int exitCode) {
1.102 + this.exitCode = exitCode;
1.103 + }
1.104 +
1.105 + public boolean isOK() {
1.106 + return (exitCode == 0);
1.107 + }
1.108 +
1.109 + public final int exitCode;
1.110 + }
1.111 +
1.112 + private Option[] recognizedOptions =
1.113 + Option.getJavaCompilerOptions().toArray(new Option[0]);
1.114 +
1.115 + private OptionHelper optionHelper = new OptionHelper() {
1.116 + @Override
1.117 + public String get(Option option) {
1.118 + return options.get(option);
1.119 + }
1.120 +
1.121 + @Override
1.122 + public void put(String name, String value) {
1.123 + options.put(name, value);
1.124 + }
1.125 +
1.126 + @Override
1.127 + public void remove(String name) {
1.128 + options.remove(name);
1.129 + }
1.130 +
1.131 + @Override
1.132 + public Log getLog() {
1.133 + return log;
1.134 + }
1.135 +
1.136 + @Override
1.137 + public String getOwnName() {
1.138 + return ownName;
1.139 + }
1.140 +
1.141 + @Override
1.142 + public void error(String key, Object... args) {
1.143 + Main.this.error(key, args);
1.144 + }
1.145 +
1.146 + @Override
1.147 + public void addFile(File f) {
1.148 + filenames.add(f);
1.149 + }
1.150 +
1.151 + @Override
1.152 + public void addClassName(String s) {
1.153 + classnames.append(s);
1.154 + }
1.155 +
1.156 + };
1.157 +
1.158 + /**
1.159 + * Construct a compiler instance.
1.160 + */
1.161 + public Main(String name) {
1.162 + this(name, new PrintWriter(System.err, true));
1.163 + }
1.164 +
1.165 + /**
1.166 + * Construct a compiler instance.
1.167 + */
1.168 + public Main(String name, PrintWriter out) {
1.169 + this.ownName = name;
1.170 + this.out = out;
1.171 + }
1.172 +
1.173 + /** A table of all options that's passed to the JavaCompiler constructor. */
1.174 + private Options options = null;
1.175 +
1.176 + /** The list of source files to process
1.177 + */
1.178 + public Set<File> filenames = null; // XXX sb protected
1.179 +
1.180 + /** List of class files names passed on the command line
1.181 + */
1.182 + public ListBuffer<String> classnames = null; // XXX sb protected
1.183 +
1.184 + /** Report a usage error.
1.185 + */
1.186 + void error(String key, Object... args) {
1.187 + if (apiMode) {
1.188 + String msg = log.localize(PrefixKind.JAVAC, key, args);
1.189 + throw new PropagatedException(new IllegalStateException(msg));
1.190 + }
1.191 + warning(key, args);
1.192 + log.printLines(PrefixKind.JAVAC, "msg.usage", ownName);
1.193 + }
1.194 +
1.195 + /** Report a warning.
1.196 + */
1.197 + void warning(String key, Object... args) {
1.198 + log.printRawLines(ownName + ": " + log.localize(PrefixKind.JAVAC, key, args));
1.199 + }
1.200 +
1.201 + public Option getOption(String flag) {
1.202 + for (Option option : recognizedOptions) {
1.203 + if (option.matches(flag))
1.204 + return option;
1.205 + }
1.206 + return null;
1.207 + }
1.208 +
1.209 + public void setOptions(Options options) {
1.210 + if (options == null)
1.211 + throw new NullPointerException();
1.212 + this.options = options;
1.213 + }
1.214 +
1.215 + public void setAPIMode(boolean apiMode) {
1.216 + this.apiMode = apiMode;
1.217 + }
1.218 +
1.219 + /** Process command line arguments: store all command line options
1.220 + * in `options' table and return all source filenames.
1.221 + * @param flags The array of command line arguments.
1.222 + */
1.223 + public Collection<File> processArgs(String[] flags) { // XXX sb protected
1.224 + return processArgs(flags, null);
1.225 + }
1.226 +
1.227 + public Collection<File> processArgs(String[] flags, String[] classNames) { // XXX sb protected
1.228 + int ac = 0;
1.229 + while (ac < flags.length) {
1.230 + String flag = flags[ac];
1.231 + ac++;
1.232 +
1.233 + Option option = null;
1.234 +
1.235 + if (flag.length() > 0) {
1.236 + // quick hack to speed up file processing:
1.237 + // if the option does not begin with '-', there is no need to check
1.238 + // most of the compiler options.
1.239 + int firstOptionToCheck = flag.charAt(0) == '-' ? 0 : recognizedOptions.length-1;
1.240 + for (int j=firstOptionToCheck; j<recognizedOptions.length; j++) {
1.241 + if (recognizedOptions[j].matches(flag)) {
1.242 + option = recognizedOptions[j];
1.243 + break;
1.244 + }
1.245 + }
1.246 + }
1.247 +
1.248 + if (option == null) {
1.249 + error("err.invalid.flag", flag);
1.250 + return null;
1.251 + }
1.252 +
1.253 + if (option.hasArg()) {
1.254 + if (ac == flags.length) {
1.255 + error("err.req.arg", flag);
1.256 + return null;
1.257 + }
1.258 + String operand = flags[ac];
1.259 + ac++;
1.260 + if (option.process(optionHelper, flag, operand))
1.261 + return null;
1.262 + } else {
1.263 + if (option.process(optionHelper, flag))
1.264 + return null;
1.265 + }
1.266 + }
1.267 +
1.268 + if (options.get(PROFILE) != null && options.get(BOOTCLASSPATH) != null) {
1.269 + error("err.profile.bootclasspath.conflict");
1.270 + return null;
1.271 + }
1.272 +
1.273 + if (this.classnames != null && classNames != null) {
1.274 + this.classnames.addAll(Arrays.asList(classNames));
1.275 + }
1.276 +
1.277 + if (!checkDirectory(D))
1.278 + return null;
1.279 + if (!checkDirectory(S))
1.280 + return null;
1.281 +
1.282 + String sourceString = options.get(SOURCE);
1.283 + Source source = (sourceString != null)
1.284 + ? Source.lookup(sourceString)
1.285 + : Source.DEFAULT;
1.286 + String targetString = options.get(TARGET);
1.287 + Target target = (targetString != null)
1.288 + ? Target.lookup(targetString)
1.289 + : Target.DEFAULT;
1.290 + // We don't check source/target consistency for CLDC, as J2ME
1.291 + // profiles are not aligned with J2SE targets; moreover, a
1.292 + // single CLDC target may have many profiles. In addition,
1.293 + // this is needed for the continued functioning of the JSR14
1.294 + // prototype.
1.295 + if (Character.isDigit(target.name.charAt(0))) {
1.296 + if (target.compareTo(source.requiredTarget()) < 0) {
1.297 + if (targetString != null) {
1.298 + if (sourceString == null) {
1.299 + warning("warn.target.default.source.conflict",
1.300 + targetString,
1.301 + source.requiredTarget().name);
1.302 + } else {
1.303 + warning("warn.source.target.conflict",
1.304 + sourceString,
1.305 + source.requiredTarget().name);
1.306 + }
1.307 + return null;
1.308 + } else {
1.309 + target = source.requiredTarget();
1.310 + options.put("-target", target.name);
1.311 + }
1.312 + } else {
1.313 + if (targetString == null && !source.allowGenerics()) {
1.314 + target = Target.JDK1_4;
1.315 + options.put("-target", target.name);
1.316 + }
1.317 + }
1.318 + }
1.319 +
1.320 + String profileString = options.get(PROFILE);
1.321 + if (profileString != null) {
1.322 + Profile profile = Profile.lookup(profileString);
1.323 + if (!profile.isValid(target)) {
1.324 + warning("warn.profile.target.conflict", profileString, target.name);
1.325 + return null;
1.326 + }
1.327 + }
1.328 +
1.329 + // handle this here so it works even if no other options given
1.330 + String showClass = options.get("showClass");
1.331 + if (showClass != null) {
1.332 + if (showClass.equals("showClass")) // no value given for option
1.333 + showClass = "com.sun.tools.javac.Main";
1.334 + showClass(showClass);
1.335 + }
1.336 +
1.337 + options.notifyListeners();
1.338 +
1.339 + return filenames;
1.340 + }
1.341 + // where
1.342 + private boolean checkDirectory(Option option) {
1.343 + String value = options.get(option);
1.344 + if (value == null)
1.345 + return true;
1.346 + File file = new File(value);
1.347 + if (!file.exists()) {
1.348 + error("err.dir.not.found", value);
1.349 + return false;
1.350 + }
1.351 + if (!file.isDirectory()) {
1.352 + error("err.file.not.directory", value);
1.353 + return false;
1.354 + }
1.355 + return true;
1.356 + }
1.357 +
1.358 + /** Programmatic interface for main function.
1.359 + * @param args The command line parameters.
1.360 + */
1.361 + public Result compile(String[] args) {
1.362 + Context context = new Context();
1.363 + JavacFileManager.preRegister(context); // can't create it until Log has been set up
1.364 + Result result = compile(args, context);
1.365 + if (fileManager instanceof JavacFileManager) {
1.366 + // A fresh context was created above, so jfm must be a JavacFileManager
1.367 + ((JavacFileManager)fileManager).close();
1.368 + }
1.369 + return result;
1.370 + }
1.371 +
1.372 + public Result compile(String[] args, Context context) {
1.373 + return compile(args, context, List.<JavaFileObject>nil(), null);
1.374 + }
1.375 +
1.376 + /** Programmatic interface for main function.
1.377 + * @param args The command line parameters.
1.378 + */
1.379 + public Result compile(String[] args,
1.380 + Context context,
1.381 + List<JavaFileObject> fileObjects,
1.382 + Iterable<? extends Processor> processors)
1.383 + {
1.384 + return compile(args, null, context, fileObjects, processors);
1.385 + }
1.386 +
1.387 + public Result compile(String[] args,
1.388 + String[] classNames,
1.389 + Context context,
1.390 + List<JavaFileObject> fileObjects,
1.391 + Iterable<? extends Processor> processors)
1.392 + {
1.393 + context.put(Log.outKey, out);
1.394 + log = Log.instance(context);
1.395 +
1.396 + if (options == null)
1.397 + options = Options.instance(context); // creates a new one
1.398 +
1.399 + filenames = new LinkedHashSet<File>();
1.400 + classnames = new ListBuffer<String>();
1.401 + JavaCompiler comp = null;
1.402 + /*
1.403 + * TODO: Logic below about what is an acceptable command line
1.404 + * should be updated to take annotation processing semantics
1.405 + * into account.
1.406 + */
1.407 + try {
1.408 + if (args.length == 0
1.409 + && (classNames == null || classNames.length == 0)
1.410 + && fileObjects.isEmpty()) {
1.411 + Option.HELP.process(optionHelper, "-help");
1.412 + return Result.CMDERR;
1.413 + }
1.414 +
1.415 + Collection<File> files;
1.416 + try {
1.417 + files = processArgs(CommandLine.parse(args), classNames);
1.418 + if (files == null) {
1.419 + // null signals an error in options, abort
1.420 + return Result.CMDERR;
1.421 + } else if (files.isEmpty() && fileObjects.isEmpty() && classnames.isEmpty()) {
1.422 + // it is allowed to compile nothing if just asking for help or version info
1.423 + if (options.isSet(HELP)
1.424 + || options.isSet(X)
1.425 + || options.isSet(VERSION)
1.426 + || options.isSet(FULLVERSION))
1.427 + return Result.OK;
1.428 + if (JavaCompiler.explicitAnnotationProcessingRequested(options)) {
1.429 + error("err.no.source.files.classes");
1.430 + } else {
1.431 + error("err.no.source.files");
1.432 + }
1.433 + return Result.CMDERR;
1.434 + }
1.435 + } catch (java.io.FileNotFoundException e) {
1.436 + warning("err.file.not.found", e.getMessage());
1.437 + return Result.SYSERR;
1.438 + }
1.439 +
1.440 + boolean forceStdOut = options.isSet("stdout");
1.441 + if (forceStdOut) {
1.442 + log.flush();
1.443 + log.setWriters(new PrintWriter(System.out, true));
1.444 + }
1.445 +
1.446 + // allow System property in following line as a Mustang legacy
1.447 + boolean batchMode = (options.isUnset("nonBatchMode")
1.448 + && System.getProperty("nonBatchMode") == null);
1.449 + if (batchMode)
1.450 + CacheFSInfo.preRegister(context);
1.451 +
1.452 + // FIXME: this code will not be invoked if using JavacTask.parse/analyze/generate
1.453 + // invoke any available plugins
1.454 + String plugins = options.get(PLUGIN);
1.455 + if (plugins != null) {
1.456 + JavacProcessingEnvironment pEnv = JavacProcessingEnvironment.instance(context);
1.457 + ClassLoader cl = pEnv.getProcessorClassLoader();
1.458 + ServiceLoader<Plugin> sl = ServiceLoader.load(Plugin.class, cl);
1.459 + Set<List<String>> pluginsToCall = new LinkedHashSet<List<String>>();
1.460 + for (String plugin: plugins.split("\\x00")) {
1.461 + pluginsToCall.add(List.from(plugin.split("\\s+")));
1.462 + }
1.463 + JavacTask task = null;
1.464 + Iterator<Plugin> iter = sl.iterator();
1.465 + while (iter.hasNext()) {
1.466 + Plugin plugin = iter.next();
1.467 + for (List<String> p: pluginsToCall) {
1.468 + if (plugin.getName().equals(p.head)) {
1.469 + pluginsToCall.remove(p);
1.470 + try {
1.471 + if (task == null)
1.472 + task = JavacTask.instance(pEnv);
1.473 + plugin.init(task, p.tail.toArray(new String[p.tail.size()]));
1.474 + } catch (Throwable ex) {
1.475 + if (apiMode)
1.476 + throw new RuntimeException(ex);
1.477 + pluginMessage(ex);
1.478 + return Result.SYSERR;
1.479 + }
1.480 + }
1.481 + }
1.482 + }
1.483 + for (List<String> p: pluginsToCall) {
1.484 + log.printLines(PrefixKind.JAVAC, "msg.plugin.not.found", p.head);
1.485 + }
1.486 + }
1.487 +
1.488 + comp = JavaCompiler.instance(context);
1.489 +
1.490 + // FIXME: this code will not be invoked if using JavacTask.parse/analyze/generate
1.491 + String xdoclint = options.get(XDOCLINT);
1.492 + String xdoclintCustom = options.get(XDOCLINT_CUSTOM);
1.493 + if (xdoclint != null || xdoclintCustom != null) {
1.494 + Set<String> doclintOpts = new LinkedHashSet<String>();
1.495 + if (xdoclint != null)
1.496 + doclintOpts.add(DocLint.XMSGS_OPTION);
1.497 + if (xdoclintCustom != null) {
1.498 + for (String s: xdoclintCustom.split("\\s+")) {
1.499 + if (s.isEmpty())
1.500 + continue;
1.501 + doclintOpts.add(s.replace(XDOCLINT_CUSTOM.text, DocLint.XMSGS_CUSTOM_PREFIX));
1.502 + }
1.503 + }
1.504 + if (!(doclintOpts.size() == 1
1.505 + && doclintOpts.iterator().next().equals(DocLint.XMSGS_CUSTOM_PREFIX + "none"))) {
1.506 + JavacTask t = BasicJavacTask.instance(context);
1.507 + // standard doclet normally generates H1, H2
1.508 + doclintOpts.add(DocLint.XIMPLICIT_HEADERS + "2");
1.509 + new DocLint().init(t, doclintOpts.toArray(new String[doclintOpts.size()]));
1.510 + comp.keepComments = true;
1.511 + }
1.512 + }
1.513 +
1.514 + fileManager = context.get(JavaFileManager.class);
1.515 +
1.516 + if (!files.isEmpty()) {
1.517 + // add filenames to fileObjects
1.518 + comp = JavaCompiler.instance(context);
1.519 + List<JavaFileObject> otherFiles = List.nil();
1.520 + JavacFileManager dfm = (JavacFileManager)fileManager;
1.521 + for (JavaFileObject fo : dfm.getJavaFileObjectsFromFiles(files))
1.522 + otherFiles = otherFiles.prepend(fo);
1.523 + for (JavaFileObject fo : otherFiles)
1.524 + fileObjects = fileObjects.prepend(fo);
1.525 + }
1.526 + comp.compile(fileObjects,
1.527 + classnames.toList(),
1.528 + processors);
1.529 +
1.530 + if (log.expectDiagKeys != null) {
1.531 + if (log.expectDiagKeys.isEmpty()) {
1.532 + log.printRawLines("all expected diagnostics found");
1.533 + return Result.OK;
1.534 + } else {
1.535 + log.printRawLines("expected diagnostic keys not found: " + log.expectDiagKeys);
1.536 + return Result.ERROR;
1.537 + }
1.538 + }
1.539 +
1.540 + if (comp.errorCount() != 0)
1.541 + return Result.ERROR;
1.542 + } catch (IOException ex) {
1.543 + ioMessage(ex);
1.544 + return Result.SYSERR;
1.545 + } catch (OutOfMemoryError ex) {
1.546 + resourceMessage(ex);
1.547 + return Result.SYSERR;
1.548 + } catch (StackOverflowError ex) {
1.549 + resourceMessage(ex);
1.550 + return Result.SYSERR;
1.551 + } catch (FatalError ex) {
1.552 + feMessage(ex);
1.553 + return Result.SYSERR;
1.554 + } catch (AnnotationProcessingError ex) {
1.555 + if (apiMode)
1.556 + throw new RuntimeException(ex.getCause());
1.557 + apMessage(ex);
1.558 + return Result.SYSERR;
1.559 + } catch (ClientCodeException ex) {
1.560 + // as specified by javax.tools.JavaCompiler#getTask
1.561 + // and javax.tools.JavaCompiler.CompilationTask#call
1.562 + throw new RuntimeException(ex.getCause());
1.563 + } catch (PropagatedException ex) {
1.564 + throw ex.getCause();
1.565 + } catch (Throwable ex) {
1.566 + // Nasty. If we've already reported an error, compensate
1.567 + // for buggy compiler error recovery by swallowing thrown
1.568 + // exceptions.
1.569 + if (comp == null || comp.errorCount() == 0 ||
1.570 + options == null || options.isSet("dev"))
1.571 + bugMessage(ex);
1.572 + return Result.ABNORMAL;
1.573 + } finally {
1.574 + if (comp != null) {
1.575 + try {
1.576 + comp.close();
1.577 + } catch (ClientCodeException ex) {
1.578 + throw new RuntimeException(ex.getCause());
1.579 + }
1.580 + }
1.581 + filenames = null;
1.582 + options = null;
1.583 + }
1.584 + return Result.OK;
1.585 + }
1.586 +
1.587 + /** Print a message reporting an internal error.
1.588 + */
1.589 + void bugMessage(Throwable ex) {
1.590 + log.printLines(PrefixKind.JAVAC, "msg.bug", JavaCompiler.version());
1.591 + ex.printStackTrace(log.getWriter(WriterKind.NOTICE));
1.592 + }
1.593 +
1.594 + /** Print a message reporting a fatal error.
1.595 + */
1.596 + void feMessage(Throwable ex) {
1.597 + log.printRawLines(ex.getMessage());
1.598 + if (ex.getCause() != null && options.isSet("dev")) {
1.599 + ex.getCause().printStackTrace(log.getWriter(WriterKind.NOTICE));
1.600 + }
1.601 + }
1.602 +
1.603 + /** Print a message reporting an input/output error.
1.604 + */
1.605 + void ioMessage(Throwable ex) {
1.606 + log.printLines(PrefixKind.JAVAC, "msg.io");
1.607 + ex.printStackTrace(log.getWriter(WriterKind.NOTICE));
1.608 + }
1.609 +
1.610 + /** Print a message reporting an out-of-resources error.
1.611 + */
1.612 + void resourceMessage(Throwable ex) {
1.613 + log.printLines(PrefixKind.JAVAC, "msg.resource");
1.614 + ex.printStackTrace(log.getWriter(WriterKind.NOTICE));
1.615 + }
1.616 +
1.617 + /** Print a message reporting an uncaught exception from an
1.618 + * annotation processor.
1.619 + */
1.620 + void apMessage(AnnotationProcessingError ex) {
1.621 + log.printLines(PrefixKind.JAVAC, "msg.proc.annotation.uncaught.exception");
1.622 + ex.getCause().printStackTrace(log.getWriter(WriterKind.NOTICE));
1.623 + }
1.624 +
1.625 + /** Print a message reporting an uncaught exception from an
1.626 + * annotation processor.
1.627 + */
1.628 + void pluginMessage(Throwable ex) {
1.629 + log.printLines(PrefixKind.JAVAC, "msg.plugin.uncaught.exception");
1.630 + ex.printStackTrace(log.getWriter(WriterKind.NOTICE));
1.631 + }
1.632 +
1.633 + /** Display the location and checksum of a class. */
1.634 + void showClass(String className) {
1.635 + PrintWriter pw = log.getWriter(WriterKind.NOTICE);
1.636 + pw.println("javac: show class: " + className);
1.637 + URL url = getClass().getResource('/' + className.replace('.', '/') + ".class");
1.638 + if (url == null)
1.639 + pw.println(" class not found");
1.640 + else {
1.641 + pw.println(" " + url);
1.642 + try {
1.643 + final String algorithm = "MD5";
1.644 + byte[] digest;
1.645 + MessageDigest md = MessageDigest.getInstance(algorithm);
1.646 + DigestInputStream in = new DigestInputStream(url.openStream(), md);
1.647 + try {
1.648 + byte[] buf = new byte[8192];
1.649 + int n;
1.650 + do { n = in.read(buf); } while (n > 0);
1.651 + digest = md.digest();
1.652 + } finally {
1.653 + in.close();
1.654 + }
1.655 + StringBuilder sb = new StringBuilder();
1.656 + for (byte b: digest)
1.657 + sb.append(String.format("%02x", b));
1.658 + pw.println(" " + algorithm + " checksum: " + sb);
1.659 + } catch (Exception e) {
1.660 + pw.println(" cannot compute digest: " + e);
1.661 + }
1.662 + }
1.663 + }
1.664 +
1.665 + private JavaFileManager fileManager;
1.666 +
1.667 + /* ************************************************************************
1.668 + * Internationalization
1.669 + *************************************************************************/
1.670 +
1.671 +// /** Find a localized string in the resource bundle.
1.672 +// * @param key The key for the localized string.
1.673 +// */
1.674 +// public static String getLocalizedString(String key, Object... args) { // FIXME sb private
1.675 +// try {
1.676 +// if (messages == null)
1.677 +// messages = new JavacMessages(javacBundleName);
1.678 +// return messages.getLocalizedString("javac." + key, args);
1.679 +// }
1.680 +// catch (MissingResourceException e) {
1.681 +// throw new Error("Fatal Error: Resource for javac is missing", e);
1.682 +// }
1.683 +// }
1.684 +//
1.685 +// public static void useRawMessages(boolean enable) {
1.686 +// if (enable) {
1.687 +// messages = new JavacMessages(javacBundleName) {
1.688 +// @Override
1.689 +// public String getLocalizedString(String key, Object... args) {
1.690 +// return key;
1.691 +// }
1.692 +// };
1.693 +// } else {
1.694 +// messages = new JavacMessages(javacBundleName);
1.695 +// }
1.696 +// }
1.697 +
1.698 + public static final String javacBundleName =
1.699 + "com.sun.tools.javac.resources.javac";
1.700 +//
1.701 +// private static JavacMessages messages;
1.702 +}
