Fri, 29 Apr 2011 16:05:29 +0100
7039937: Improved catch analysis fails to handle a common idiom in the libraries
Summary: Disable generation of 'unreachable catch' warnings for catch statements catching Exception/Throwable
Reviewed-by: jjg
jjg@610 | 1 | /* |
jjg@842 | 2 | * Copyright (c) 2010, 2011, Oracle and/or its affiliates. All rights reserved. |
jjg@610 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
jjg@610 | 4 | * |
jjg@610 | 5 | * This code is free software; you can redistribute it and/or modify it |
jjg@610 | 6 | * under the terms of the GNU General Public License version 2 only, as |
jjg@610 | 7 | * published by the Free Software Foundation. |
jjg@610 | 8 | * |
jjg@610 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
jjg@610 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
jjg@610 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
jjg@610 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
jjg@610 | 13 | * accompanied this code). |
jjg@610 | 14 | * |
jjg@610 | 15 | * You should have received a copy of the GNU General Public License version |
jjg@610 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
jjg@610 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
jjg@610 | 18 | * |
jjg@610 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
jjg@610 | 20 | * or visit www.oracle.com if you need additional information or have any |
jjg@610 | 21 | * questions. |
jjg@610 | 22 | */ |
jjg@610 | 23 | |
jjg@610 | 24 | import com.sun.tools.javac.file.JavacFileManager; |
jjg@610 | 25 | import java.io.*; |
jjg@610 | 26 | import java.util.*; |
jjg@610 | 27 | import java.util.regex.*; |
jjg@610 | 28 | import javax.tools.Diagnostic; |
jjg@610 | 29 | import javax.tools.DiagnosticCollector; |
jjg@610 | 30 | import javax.tools.JavaCompiler; |
jjg@610 | 31 | import javax.tools.JavaCompiler.CompilationTask; |
jjg@610 | 32 | import javax.tools.JavaFileObject; |
jjg@610 | 33 | import javax.tools.StandardJavaFileManager; |
jjg@610 | 34 | import javax.tools.ToolProvider; |
jjg@610 | 35 | |
jjg@610 | 36 | // The following two classes are both used, but cannot be imported directly |
jjg@610 | 37 | // import com.sun.tools.javac.Main |
jjg@610 | 38 | // import com.sun.tools.javac.main.Main |
jjg@610 | 39 | |
jjg@610 | 40 | import com.sun.tools.javac.util.Context; |
jjg@610 | 41 | import com.sun.tools.javac.util.JavacMessages; |
jjg@610 | 42 | import com.sun.tools.javac.util.JCDiagnostic; |
jjg@610 | 43 | import java.net.URL; |
jjg@610 | 44 | import java.net.URLClassLoader; |
jjg@610 | 45 | import javax.annotation.processing.Processor; |
jjg@610 | 46 | |
jjg@610 | 47 | /** |
jjg@610 | 48 | * Class to handle example code designed to illustrate javac diagnostic messages. |
jjg@610 | 49 | */ |
jjg@610 | 50 | class Example implements Comparable<Example> { |
jjg@610 | 51 | /* Create an Example from the files found at path. |
jjg@610 | 52 | * The head of the file, up to the first Java code, is scanned |
jjg@610 | 53 | * for information about the test, such as what resource keys it |
jjg@610 | 54 | * generates when run, what options are required to run it, and so on. |
jjg@610 | 55 | */ |
jjg@610 | 56 | Example(File file) { |
jjg@610 | 57 | this.file = file; |
jjg@610 | 58 | declaredKeys = new TreeSet<String>(); |
jjg@610 | 59 | srcFiles = new ArrayList<File>(); |
jjg@610 | 60 | procFiles = new ArrayList<File>(); |
jjg@610 | 61 | supportFiles = new ArrayList<File>(); |
jjg@610 | 62 | srcPathFiles = new ArrayList<File>(); |
jjg@610 | 63 | |
jjg@610 | 64 | findFiles(file, srcFiles); |
jjg@610 | 65 | for (File f: srcFiles) { |
jjg@610 | 66 | parse(f); |
jjg@610 | 67 | } |
jjg@610 | 68 | |
jjg@610 | 69 | if (infoFile == null) |
jjg@610 | 70 | throw new Error("Example " + file + " has no info file"); |
jjg@610 | 71 | } |
jjg@610 | 72 | |
jjg@610 | 73 | private void findFiles(File f, List<File> files) { |
jjg@610 | 74 | if (f.isDirectory()) { |
jjg@610 | 75 | for (File c: f.listFiles()) { |
jjg@610 | 76 | if (files == srcFiles && c.getName().equals("processors")) |
jjg@610 | 77 | findFiles(c, procFiles); |
jjg@610 | 78 | else if (files == srcFiles && c.getName().equals("sourcepath")) { |
jjg@610 | 79 | srcPathDir = c; |
jjg@610 | 80 | findFiles(c, srcPathFiles); |
jjg@610 | 81 | } else if (files == srcFiles && c.getName().equals("support")) |
jjg@610 | 82 | findFiles(c, supportFiles); |
jjg@610 | 83 | else |
jjg@610 | 84 | findFiles(c, files); |
jjg@610 | 85 | } |
jjg@610 | 86 | } else if (f.isFile() && f.getName().endsWith(".java")) { |
jjg@610 | 87 | files.add(f); |
jjg@610 | 88 | } |
jjg@610 | 89 | } |
jjg@610 | 90 | |
jjg@610 | 91 | private void parse(File f) { |
jjg@610 | 92 | Pattern keyPat = Pattern.compile(" *// *key: *([^ ]+) *"); |
jjg@610 | 93 | Pattern optPat = Pattern.compile(" *// *options: *(.*)"); |
jjg@610 | 94 | Pattern runPat = Pattern.compile(" *// *run: *(.*)"); |
jjg@610 | 95 | Pattern javaPat = Pattern.compile(" *@?[A-Za-z].*"); |
jjg@610 | 96 | try { |
jjg@610 | 97 | String[] lines = read(f).split("[\r\n]+"); |
jjg@610 | 98 | for (String line: lines) { |
jjg@610 | 99 | Matcher keyMatch = keyPat.matcher(line); |
jjg@610 | 100 | if (keyMatch.matches()) { |
jjg@610 | 101 | foundInfo(f); |
jjg@610 | 102 | declaredKeys.add(keyMatch.group(1)); |
jjg@610 | 103 | continue; |
jjg@610 | 104 | } |
jjg@610 | 105 | Matcher optMatch = optPat.matcher(line); |
jjg@610 | 106 | if (optMatch.matches()) { |
jjg@610 | 107 | foundInfo(f); |
jjg@610 | 108 | options = Arrays.asList(optMatch.group(1).trim().split(" +")); |
jjg@610 | 109 | continue; |
jjg@610 | 110 | } |
jjg@610 | 111 | Matcher runMatch = runPat.matcher(line); |
jjg@610 | 112 | if (runMatch.matches()) { |
jjg@610 | 113 | foundInfo(f); |
jjg@610 | 114 | runOpts = Arrays.asList(runMatch.group(1).trim().split(" +")); |
jjg@610 | 115 | } |
jjg@610 | 116 | if (javaPat.matcher(line).matches()) |
jjg@610 | 117 | break; |
jjg@610 | 118 | } |
jjg@610 | 119 | } catch (IOException e) { |
jjg@610 | 120 | throw new Error(e); |
jjg@610 | 121 | } |
jjg@610 | 122 | } |
jjg@610 | 123 | |
jjg@610 | 124 | private void foundInfo(File file) { |
jjg@610 | 125 | if (infoFile != null && !infoFile.equals(file)) |
jjg@610 | 126 | throw new Error("multiple info files found: " + infoFile + ", " + file); |
jjg@610 | 127 | infoFile = file; |
jjg@610 | 128 | } |
jjg@610 | 129 | |
jjg@610 | 130 | String getName() { |
jjg@610 | 131 | return file.getName(); |
jjg@610 | 132 | } |
jjg@610 | 133 | |
jjg@610 | 134 | /** |
jjg@610 | 135 | * Get the set of resource keys that this test declares it will generate |
jjg@610 | 136 | * when it is run. |
jjg@610 | 137 | */ |
jjg@610 | 138 | Set<String> getDeclaredKeys() { |
jjg@610 | 139 | return declaredKeys; |
jjg@610 | 140 | } |
jjg@610 | 141 | |
jjg@610 | 142 | /** |
jjg@610 | 143 | * Get the set of resource keys that this test generates when it is run. |
jjg@610 | 144 | * The test will be run if it has not already been run. |
jjg@610 | 145 | */ |
jjg@610 | 146 | Set<String> getActualKeys() { |
jjg@610 | 147 | if (actualKeys == null) |
jjg@610 | 148 | actualKeys = run(false); |
jjg@610 | 149 | return actualKeys; |
jjg@610 | 150 | } |
jjg@610 | 151 | |
jjg@610 | 152 | /** |
jjg@610 | 153 | * Run the test. Information in the test header is used to determine |
jjg@610 | 154 | * how to run the test. |
jjg@610 | 155 | */ |
jjg@610 | 156 | void run(PrintWriter out, boolean raw, boolean verbose) { |
jjg@610 | 157 | if (out == null) |
jjg@610 | 158 | throw new NullPointerException(); |
jjg@610 | 159 | try { |
jjg@610 | 160 | run(out, null, raw, verbose); |
jjg@610 | 161 | } catch (IOException e) { |
jjg@610 | 162 | e.printStackTrace(out); |
jjg@610 | 163 | } |
jjg@610 | 164 | } |
jjg@610 | 165 | |
jjg@610 | 166 | Set<String> run(boolean verbose) { |
jjg@610 | 167 | Set<String> keys = new TreeSet<String>(); |
jjg@610 | 168 | try { |
jjg@610 | 169 | run(null, keys, true, verbose); |
jjg@610 | 170 | } catch (IOException e) { |
jjg@842 | 171 | e.printStackTrace(System.err); |
jjg@610 | 172 | } |
jjg@610 | 173 | return keys; |
jjg@610 | 174 | } |
jjg@610 | 175 | |
jjg@610 | 176 | /** |
jjg@610 | 177 | * Run the test. Information in the test header is used to determine |
jjg@610 | 178 | * how to run the test. |
jjg@610 | 179 | */ |
jjg@610 | 180 | private void run(PrintWriter out, Set<String> keys, boolean raw, boolean verbose) |
jjg@610 | 181 | throws IOException { |
jjg@610 | 182 | ClassLoader loader = getClass().getClassLoader(); |
jjg@610 | 183 | if (supportFiles.size() > 0) { |
jjg@610 | 184 | File supportDir = new File(tempDir, "support"); |
jjg@610 | 185 | supportDir.mkdirs(); |
jjg@610 | 186 | clean(supportDir); |
jjg@610 | 187 | List<String> sOpts = Arrays.asList("-d", supportDir.getPath()); |
jjg@610 | 188 | new Jsr199Compiler(verbose).run(null, null, false, sOpts, procFiles); |
jjg@610 | 189 | URLClassLoader ucl = |
jjg@610 | 190 | new URLClassLoader(new URL[] { supportDir.toURI().toURL() }, loader); |
jjg@610 | 191 | loader = ucl; |
jjg@610 | 192 | } |
jjg@610 | 193 | |
jjg@610 | 194 | File classesDir = new File(tempDir, "classes"); |
jjg@610 | 195 | classesDir.mkdirs(); |
jjg@610 | 196 | clean(classesDir); |
jjg@610 | 197 | |
jjg@610 | 198 | List<String> opts = new ArrayList<String>(); |
jjg@610 | 199 | opts.add("-d"); |
jjg@610 | 200 | opts.add(classesDir.getPath()); |
jjg@610 | 201 | if (options != null) |
jjg@610 | 202 | opts.addAll(options); |
jjg@610 | 203 | |
jjg@610 | 204 | if (procFiles.size() > 0) { |
jjg@610 | 205 | List<String> pOpts = Arrays.asList("-d", classesDir.getPath()); |
jjg@610 | 206 | new Jsr199Compiler(verbose).run(null, null, false, pOpts, procFiles); |
jjg@610 | 207 | opts.add("-classpath"); // avoid using -processorpath for now |
jjg@610 | 208 | opts.add(classesDir.getPath()); |
jjg@610 | 209 | createAnnotationServicesFile(classesDir, procFiles); |
jjg@610 | 210 | } |
jjg@610 | 211 | |
jjg@610 | 212 | if (srcPathDir != null) { |
jjg@610 | 213 | opts.add("-sourcepath"); |
jjg@610 | 214 | opts.add(srcPathDir.getPath()); |
jjg@610 | 215 | } |
jjg@610 | 216 | |
jjg@610 | 217 | try { |
jjg@610 | 218 | Compiler c = Compiler.getCompiler(runOpts, verbose); |
jjg@610 | 219 | c.run(out, keys, raw, opts, srcFiles); |
jjg@610 | 220 | } catch (IllegalArgumentException e) { |
jjg@610 | 221 | if (out != null) { |
jjg@610 | 222 | out.println("Invalid value for run tag: " + runOpts); |
jjg@610 | 223 | } |
jjg@610 | 224 | } |
jjg@610 | 225 | } |
jjg@610 | 226 | |
jjg@610 | 227 | void createAnnotationServicesFile(File dir, List<File> procFiles) throws IOException { |
jjg@610 | 228 | File servicesDir = new File(new File(dir, "META-INF"), "services"); |
jjg@610 | 229 | servicesDir.mkdirs(); |
jjg@610 | 230 | File annoServices = new File(servicesDir, Processor.class.getName()); |
jjg@610 | 231 | Writer out = new FileWriter(annoServices); |
jjg@610 | 232 | try { |
jjg@610 | 233 | for (File f: procFiles) { |
jjg@610 | 234 | out.write(f.getName().toString().replace(".java", "")); |
jjg@610 | 235 | } |
jjg@610 | 236 | } finally { |
jjg@610 | 237 | out.close(); |
jjg@610 | 238 | } |
jjg@610 | 239 | } |
jjg@610 | 240 | |
jjg@610 | 241 | @Override |
jjg@610 | 242 | public int compareTo(Example e) { |
jjg@610 | 243 | return file.compareTo(e.file); |
jjg@610 | 244 | } |
jjg@610 | 245 | |
jjg@610 | 246 | @Override |
jjg@610 | 247 | public String toString() { |
jjg@610 | 248 | return file.getPath(); |
jjg@610 | 249 | } |
jjg@610 | 250 | |
jjg@610 | 251 | /** |
jjg@610 | 252 | * Read the contents of a file. |
jjg@610 | 253 | */ |
jjg@610 | 254 | private String read(File f) throws IOException { |
jjg@610 | 255 | byte[] bytes = new byte[(int) f.length()]; |
jjg@610 | 256 | DataInputStream in = new DataInputStream(new FileInputStream(f)); |
jjg@610 | 257 | try { |
jjg@610 | 258 | in.readFully(bytes); |
jjg@610 | 259 | } finally { |
jjg@610 | 260 | in.close(); |
jjg@610 | 261 | } |
jjg@610 | 262 | return new String(bytes); |
jjg@610 | 263 | } |
jjg@610 | 264 | |
jjg@610 | 265 | /** |
jjg@610 | 266 | * Clean the contents of a directory. |
jjg@610 | 267 | */ |
jjg@610 | 268 | boolean clean(File dir) { |
jjg@610 | 269 | boolean ok = true; |
jjg@610 | 270 | for (File f: dir.listFiles()) { |
jjg@610 | 271 | if (f.isDirectory()) |
jjg@610 | 272 | ok &= clean(f); |
jjg@610 | 273 | ok &= f.delete(); |
jjg@610 | 274 | } |
jjg@610 | 275 | return ok; |
jjg@610 | 276 | } |
jjg@610 | 277 | |
jjg@610 | 278 | File file; |
jjg@610 | 279 | List<File> srcFiles; |
jjg@610 | 280 | List<File> procFiles; |
jjg@610 | 281 | File srcPathDir; |
jjg@610 | 282 | List<File> srcPathFiles; |
jjg@610 | 283 | List<File> supportFiles; |
jjg@610 | 284 | File infoFile; |
jjg@610 | 285 | private List<String> runOpts; |
jjg@610 | 286 | private List<String> options; |
jjg@610 | 287 | private Set<String> actualKeys; |
jjg@610 | 288 | private Set<String> declaredKeys; |
jjg@610 | 289 | |
jjg@610 | 290 | static File tempDir = new File(System.getProperty("java.io.tmpdir")); |
jjg@610 | 291 | static void setTempDir(File tempDir) { |
jjg@610 | 292 | Example.tempDir = tempDir; |
jjg@610 | 293 | } |
jjg@610 | 294 | |
jjg@610 | 295 | abstract static class Compiler { |
jjg@842 | 296 | interface Factory { |
jjg@842 | 297 | Compiler getCompiler(List<String> opts, boolean verbose); |
jjg@842 | 298 | } |
jjg@842 | 299 | |
jjg@842 | 300 | static class DefaultFactory implements Factory { |
jjg@842 | 301 | public Compiler getCompiler(List<String> opts, boolean verbose) { |
jjg@610 | 302 | String first; |
jjg@610 | 303 | String[] rest; |
jjg@842 | 304 | if (opts == null || opts.isEmpty()) { |
jjg@610 | 305 | first = null; |
jjg@610 | 306 | rest = new String[0]; |
jjg@610 | 307 | } else { |
jjg@610 | 308 | first = opts.get(0); |
jjg@610 | 309 | rest = opts.subList(1, opts.size()).toArray(new String[opts.size() - 1]); |
jjg@610 | 310 | } |
jjg@610 | 311 | if (first == null || first.equals("jsr199")) |
jjg@610 | 312 | return new Jsr199Compiler(verbose, rest); |
jjg@610 | 313 | else if (first.equals("simple")) |
jjg@610 | 314 | return new SimpleCompiler(verbose); |
jjg@610 | 315 | else if (first.equals("backdoor")) |
jjg@610 | 316 | return new BackdoorCompiler(verbose); |
jjg@610 | 317 | else |
jjg@610 | 318 | throw new IllegalArgumentException(first); |
jjg@842 | 319 | } |
jjg@842 | 320 | } |
jjg@842 | 321 | |
jjg@842 | 322 | static Factory factory; |
jjg@842 | 323 | |
jjg@842 | 324 | static Compiler getCompiler(List<String> opts, boolean verbose) { |
jjg@842 | 325 | if (factory == null) |
jjg@842 | 326 | factory = new DefaultFactory(); |
jjg@842 | 327 | |
jjg@842 | 328 | return factory.getCompiler(opts, verbose); |
jjg@610 | 329 | } |
jjg@610 | 330 | |
jjg@610 | 331 | protected Compiler(boolean verbose) { |
jjg@610 | 332 | this.verbose = verbose; |
jjg@610 | 333 | } |
jjg@610 | 334 | |
jjg@610 | 335 | abstract boolean run(PrintWriter out, Set<String> keys, boolean raw, |
jjg@610 | 336 | List<String> opts, List<File> files); |
jjg@610 | 337 | |
jjg@610 | 338 | void setSupportClassLoader(ClassLoader cl) { |
jjg@610 | 339 | loader = cl; |
jjg@610 | 340 | } |
jjg@610 | 341 | |
jjg@610 | 342 | protected ClassLoader loader; |
jjg@610 | 343 | protected boolean verbose; |
jjg@610 | 344 | } |
jjg@610 | 345 | |
jjg@610 | 346 | /** |
jjg@610 | 347 | * Compile using the JSR 199 API. The diagnostics generated are |
jjg@610 | 348 | * scanned for resource keys. Not all diagnostic keys are generated |
jjg@610 | 349 | * via the JSR 199 API -- for example, rich diagnostics are not directly |
jjg@610 | 350 | * accessible, and some diagnostics generated by the file manager may |
jjg@610 | 351 | * not be generated (for example, the JSR 199 file manager does not see |
jjg@610 | 352 | * -Xlint:path). |
jjg@610 | 353 | */ |
jjg@610 | 354 | static class Jsr199Compiler extends Compiler { |
jjg@610 | 355 | List<String> fmOpts; |
jjg@610 | 356 | |
jjg@610 | 357 | Jsr199Compiler(boolean verbose, String... args) { |
jjg@610 | 358 | super(verbose); |
jjg@610 | 359 | for (int i = 0; i < args.length; i++) { |
jjg@610 | 360 | String arg = args[i]; |
jjg@610 | 361 | if (arg.equals("-filemanager") && (i + 1 < args.length)) { |
jjg@610 | 362 | fmOpts = Arrays.asList(args[++i].split(",")); |
jjg@610 | 363 | } else |
jjg@610 | 364 | throw new IllegalArgumentException(arg); |
jjg@610 | 365 | } |
jjg@610 | 366 | } |
jjg@610 | 367 | |
jjg@610 | 368 | @Override |
jjg@610 | 369 | boolean run(PrintWriter out, Set<String> keys, boolean raw, List<String> opts, List<File> files) { |
jjg@610 | 370 | if (out != null && keys != null) |
jjg@610 | 371 | throw new IllegalArgumentException(); |
jjg@610 | 372 | |
jjg@610 | 373 | if (verbose) |
jjg@610 | 374 | System.err.println("run_jsr199: " + opts + " " + files); |
jjg@610 | 375 | |
jjg@610 | 376 | DiagnosticCollector<JavaFileObject> dc = null; |
jjg@610 | 377 | if (keys != null) |
jjg@610 | 378 | dc = new DiagnosticCollector<JavaFileObject>(); |
jjg@610 | 379 | |
jjg@610 | 380 | if (raw) { |
jjg@610 | 381 | List<String> newOpts = new ArrayList<String>(); |
jjg@610 | 382 | newOpts.add("-XDrawDiagnostics"); |
jjg@610 | 383 | newOpts.addAll(opts); |
jjg@610 | 384 | opts = newOpts; |
jjg@610 | 385 | } |
jjg@610 | 386 | |
jjg@610 | 387 | JavaCompiler c = ToolProvider.getSystemJavaCompiler(); |
jjg@610 | 388 | |
jjg@610 | 389 | StandardJavaFileManager fm = c.getStandardFileManager(dc, null, null); |
jjg@610 | 390 | if (fmOpts != null) |
jjg@610 | 391 | fm = new FileManager(fm, fmOpts); |
jjg@610 | 392 | |
jjg@610 | 393 | Iterable<? extends JavaFileObject> fos = fm.getJavaFileObjectsFromFiles(files); |
jjg@610 | 394 | |
jjg@610 | 395 | CompilationTask t = c.getTask(out, fm, dc, opts, null, fos); |
jjg@610 | 396 | Boolean ok = t.call(); |
jjg@610 | 397 | |
jjg@610 | 398 | if (keys != null) { |
jjg@610 | 399 | for (Diagnostic<? extends JavaFileObject> d: dc.getDiagnostics()) { |
jjg@610 | 400 | scanForKeys((JCDiagnostic) d, keys); |
jjg@610 | 401 | } |
jjg@610 | 402 | } |
jjg@610 | 403 | |
jjg@610 | 404 | return ok; |
jjg@610 | 405 | } |
jjg@610 | 406 | |
jjg@610 | 407 | /** |
jjg@610 | 408 | * Scan a diagnostic for resource keys. This will not detect additional |
jjg@610 | 409 | * sub diagnostics that might be generated by a rich diagnostic formatter. |
jjg@610 | 410 | */ |
jjg@610 | 411 | private static void scanForKeys(JCDiagnostic d, Set<String> keys) { |
jjg@610 | 412 | keys.add(d.getCode()); |
jjg@610 | 413 | for (Object o: d.getArgs()) { |
jjg@610 | 414 | if (o instanceof JCDiagnostic) { |
jjg@610 | 415 | scanForKeys((JCDiagnostic) o, keys); |
jjg@610 | 416 | } |
jjg@610 | 417 | } |
jjg@610 | 418 | for (JCDiagnostic sd: d.getSubdiagnostics()) |
mcimadamore@689 | 419 | scanForKeys(sd, keys); |
jjg@610 | 420 | } |
jjg@610 | 421 | } |
jjg@610 | 422 | |
jjg@610 | 423 | /** |
jjg@610 | 424 | * Run the test using the standard simple entry point. |
jjg@610 | 425 | */ |
jjg@610 | 426 | static class SimpleCompiler extends Compiler { |
jjg@610 | 427 | SimpleCompiler(boolean verbose) { |
jjg@610 | 428 | super(verbose); |
jjg@610 | 429 | } |
jjg@610 | 430 | |
jjg@610 | 431 | @Override |
jjg@610 | 432 | boolean run(PrintWriter out, Set<String> keys, boolean raw, List<String> opts, List<File> files) { |
jjg@610 | 433 | if (out != null && keys != null) |
jjg@610 | 434 | throw new IllegalArgumentException(); |
jjg@610 | 435 | |
jjg@610 | 436 | if (verbose) |
jjg@610 | 437 | System.err.println("run_simple: " + opts + " " + files); |
jjg@610 | 438 | |
jjg@636 | 439 | List<String> args = new ArrayList<String>(); |
jjg@610 | 440 | |
jjg@610 | 441 | if (keys != null || raw) |
jjg@610 | 442 | args.add("-XDrawDiagnostics"); |
jjg@610 | 443 | |
jjg@610 | 444 | args.addAll(opts); |
jjg@610 | 445 | for (File f: files) |
jjg@610 | 446 | args.add(f.getPath()); |
jjg@610 | 447 | |
jjg@610 | 448 | StringWriter sw = null; |
jjg@610 | 449 | PrintWriter pw; |
jjg@610 | 450 | if (keys != null) { |
jjg@610 | 451 | sw = new StringWriter(); |
jjg@610 | 452 | pw = new PrintWriter(sw); |
jjg@610 | 453 | } else |
jjg@610 | 454 | pw = out; |
jjg@610 | 455 | |
jjg@610 | 456 | int rc = com.sun.tools.javac.Main.compile(args.toArray(new String[args.size()]), pw); |
jjg@610 | 457 | |
jjg@610 | 458 | if (keys != null) { |
jjg@610 | 459 | pw.close(); |
jjg@610 | 460 | scanForKeys(sw.toString(), keys); |
jjg@610 | 461 | } |
jjg@610 | 462 | |
jjg@610 | 463 | return (rc == 0); |
jjg@610 | 464 | } |
jjg@610 | 465 | |
jjg@610 | 466 | private static void scanForKeys(String text, Set<String> keys) { |
jjg@610 | 467 | StringTokenizer st = new StringTokenizer(text, " ,\r\n():"); |
jjg@610 | 468 | while (st.hasMoreElements()) { |
jjg@610 | 469 | String t = st.nextToken(); |
jjg@610 | 470 | if (t.startsWith("compiler.")) |
jjg@610 | 471 | keys.add(t); |
jjg@610 | 472 | } |
jjg@610 | 473 | } |
jjg@610 | 474 | } |
jjg@610 | 475 | |
jjg@610 | 476 | static class BackdoorCompiler extends Compiler { |
jjg@610 | 477 | BackdoorCompiler(boolean verbose) { |
jjg@610 | 478 | super(verbose); |
jjg@610 | 479 | } |
jjg@610 | 480 | |
jjg@610 | 481 | @Override |
jjg@610 | 482 | boolean run(PrintWriter out, Set<String> keys, boolean raw, List<String> opts, List<File> files) { |
jjg@610 | 483 | if (out != null && keys != null) |
jjg@610 | 484 | throw new IllegalArgumentException(); |
jjg@610 | 485 | |
jjg@610 | 486 | if (verbose) |
jjg@610 | 487 | System.err.println("run_simple: " + opts + " " + files); |
jjg@610 | 488 | |
jjg@894 | 489 | List<String> args = new ArrayList<String>(); |
jjg@610 | 490 | |
jjg@610 | 491 | if (out != null && raw) |
jjg@610 | 492 | args.add("-XDrawDiagnostics"); |
jjg@610 | 493 | |
jjg@610 | 494 | args.addAll(opts); |
jjg@610 | 495 | for (File f: files) |
jjg@610 | 496 | args.add(f.getPath()); |
jjg@610 | 497 | |
jjg@610 | 498 | StringWriter sw = null; |
jjg@610 | 499 | PrintWriter pw; |
jjg@610 | 500 | if (keys != null) { |
jjg@610 | 501 | sw = new StringWriter(); |
jjg@610 | 502 | pw = new PrintWriter(sw); |
jjg@610 | 503 | } else |
jjg@610 | 504 | pw = out; |
jjg@610 | 505 | |
jjg@610 | 506 | Context c = new Context(); |
jjg@610 | 507 | JavacFileManager.preRegister(c); // can't create it until Log has been set up |
jjg@610 | 508 | MessageTracker.preRegister(c, keys); |
jjg@610 | 509 | com.sun.tools.javac.main.Main m = new com.sun.tools.javac.main.Main("javac", pw); |
jjg@610 | 510 | int rc = m.compile(args.toArray(new String[args.size()]), c); |
jjg@610 | 511 | |
jjg@610 | 512 | if (keys != null) { |
jjg@610 | 513 | pw.close(); |
jjg@610 | 514 | } |
jjg@610 | 515 | |
jjg@610 | 516 | return (rc == 0); |
jjg@610 | 517 | } |
jjg@610 | 518 | |
jjg@610 | 519 | static class MessageTracker extends JavacMessages { |
mcimadamore@616 | 520 | |
mcimadamore@616 | 521 | MessageTracker(Context context) { |
mcimadamore@616 | 522 | super(context); |
mcimadamore@616 | 523 | } |
mcimadamore@616 | 524 | |
jjg@893 | 525 | static void preRegister(Context c, final Set<String> keys) { |
jjg@610 | 526 | if (keys != null) { |
jjg@610 | 527 | c.put(JavacMessages.messagesKey, new Context.Factory<JavacMessages>() { |
jjg@893 | 528 | public JavacMessages make(Context c) { |
mcimadamore@616 | 529 | return new MessageTracker(c) { |
jjg@610 | 530 | @Override |
jjg@610 | 531 | public String getLocalizedString(Locale l, String key, Object... args) { |
jjg@610 | 532 | keys.add(key); |
jjg@610 | 533 | return super.getLocalizedString(l, key, args); |
jjg@610 | 534 | } |
jjg@610 | 535 | }; |
jjg@610 | 536 | } |
jjg@610 | 537 | }); |
jjg@610 | 538 | } |
jjg@610 | 539 | } |
jjg@610 | 540 | } |
jjg@610 | 541 | |
jjg@610 | 542 | } |
jjg@610 | 543 | } |