test/tools/javac/failover/CheckAttributedTree.java

Tue, 08 Jan 2013 13:47:57 +0000

author
vromero
date
Tue, 08 Jan 2013 13:47:57 +0000
changeset 1482
954541f13717
parent 1348
573ceb23beeb
child 1520
5c956be64b9e
permissions
-rw-r--r--

8005167: execution time of combo tests in javac should be improved
Reviewed-by: jjg, jjh

mcimadamore@676 1 /*
vromero@1482 2 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
mcimadamore@676 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
mcimadamore@676 4 *
mcimadamore@676 5 * This code is free software; you can redistribute it and/or modify it
mcimadamore@676 6 * under the terms of the GNU General Public License version 2 only, as
mcimadamore@676 7 * published by the Free Software Foundation.
mcimadamore@676 8 *
mcimadamore@676 9 * This code is distributed in the hope that it will be useful, but WITHOUT
mcimadamore@676 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
mcimadamore@676 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
mcimadamore@676 12 * version 2 for more details (a copy is included in the LICENSE file that
mcimadamore@676 13 * accompanied this code).
mcimadamore@676 14 *
mcimadamore@676 15 * You should have received a copy of the GNU General Public License version
mcimadamore@676 16 * 2 along with this work; if not, write to the Free Software Foundation,
mcimadamore@676 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
mcimadamore@676 18 *
mcimadamore@676 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
mcimadamore@676 20 * or visit www.oracle.com if you need additional information or have any
mcimadamore@676 21 * questions.
mcimadamore@676 22 */
mcimadamore@676 23
vromero@1482 24 /*
vromero@1482 25 * @test
vromero@1482 26 * @bug 6970584
vromero@1482 27 * @summary assorted position errors in compiler syntax trees
vromero@1482 28 * @library ../lib
vromero@1482 29 * @build JavacTestingAbstractThreadedTest
vromero@1482 30 * @run main CheckAttributedTree -q -r -et ERRONEOUS .
vromero@1482 31 */
vromero@1482 32
mcimadamore@676 33 import java.awt.BorderLayout;
mcimadamore@676 34 import java.awt.Color;
mcimadamore@676 35 import java.awt.Dimension;
mcimadamore@676 36 import java.awt.EventQueue;
mcimadamore@676 37 import java.awt.Font;
mcimadamore@676 38 import java.awt.GridBagConstraints;
mcimadamore@676 39 import java.awt.GridBagLayout;
mcimadamore@676 40 import java.awt.Rectangle;
mcimadamore@676 41 import java.awt.event.ActionEvent;
mcimadamore@676 42 import java.awt.event.ActionListener;
mcimadamore@676 43 import java.awt.event.MouseAdapter;
mcimadamore@676 44 import java.awt.event.MouseEvent;
vromero@1482 45 import java.io.File;
vromero@1482 46 import java.io.IOException;
vromero@1482 47 import java.io.PrintStream;
vromero@1482 48 import java.io.PrintWriter;
vromero@1482 49 import java.io.StringWriter;
vromero@1482 50 import java.lang.reflect.Field;
vromero@1482 51 import java.util.ArrayList;
vromero@1482 52 import java.util.Arrays;
vromero@1482 53 import java.util.concurrent.atomic.AtomicInteger;
vromero@1482 54 import java.util.HashSet;
vromero@1482 55 import java.util.List;
vromero@1482 56 import java.util.Set;
vromero@1482 57
vromero@1482 58 import javax.lang.model.element.Element;
mcimadamore@676 59 import javax.swing.DefaultComboBoxModel;
mcimadamore@676 60 import javax.swing.JComboBox;
mcimadamore@676 61 import javax.swing.JComponent;
mcimadamore@676 62 import javax.swing.JFrame;
mcimadamore@676 63 import javax.swing.JLabel;
mcimadamore@676 64 import javax.swing.JPanel;
mcimadamore@676 65 import javax.swing.JScrollPane;
mcimadamore@676 66 import javax.swing.JTextArea;
mcimadamore@676 67 import javax.swing.JTextField;
mcimadamore@676 68 import javax.swing.SwingUtilities;
mcimadamore@676 69 import javax.swing.event.CaretEvent;
mcimadamore@676 70 import javax.swing.event.CaretListener;
mcimadamore@676 71 import javax.swing.text.BadLocationException;
mcimadamore@676 72 import javax.swing.text.DefaultHighlighter;
mcimadamore@676 73 import javax.swing.text.Highlighter;
mcimadamore@676 74 import javax.tools.Diagnostic;
mcimadamore@676 75 import javax.tools.DiagnosticListener;
mcimadamore@676 76 import javax.tools.JavaFileObject;
mcimadamore@676 77
mcimadamore@676 78 import com.sun.source.tree.CompilationUnitTree;
vromero@1482 79 import com.sun.source.util.TaskEvent;
mcimadamore@676 80 import com.sun.source.util.JavacTask;
mcimadamore@676 81 import com.sun.source.util.TaskListener;
mcimadamore@676 82 import com.sun.tools.javac.code.Symbol;
mcimadamore@676 83 import com.sun.tools.javac.code.Type;
jjg@1280 84 import com.sun.tools.javac.tree.EndPosTable;
mcimadamore@676 85 import com.sun.tools.javac.tree.JCTree;
mcimadamore@676 86 import com.sun.tools.javac.tree.JCTree.JCCompilationUnit;
mcimadamore@676 87 import com.sun.tools.javac.tree.JCTree.JCImport;
mcimadamore@676 88 import com.sun.tools.javac.tree.TreeInfo;
mcimadamore@676 89 import com.sun.tools.javac.tree.TreeScanner;
mcimadamore@676 90 import com.sun.tools.javac.util.Pair;
mcimadamore@676 91
jjg@1127 92 import static com.sun.tools.javac.tree.JCTree.Tag.*;
jjg@1127 93
mcimadamore@676 94 /**
mcimadamore@676 95 * Utility and test program to check validity of tree positions for tree nodes.
mcimadamore@676 96 * The program can be run standalone, or as a jtreg test. In standalone mode,
mcimadamore@676 97 * errors can be displayed in a gui viewer. For info on command line args,
mcimadamore@676 98 * run program with no args.
mcimadamore@676 99 *
mcimadamore@676 100 * <p>
mcimadamore@676 101 * jtreg: Note that by using the -r switch in the test description below, this test
mcimadamore@676 102 * will process all java files in the langtools/test directory, thus implicitly
mcimadamore@676 103 * covering any new language features that may be tested in this test suite.
mcimadamore@676 104 */
mcimadamore@676 105
vromero@1482 106 public class CheckAttributedTree extends JavacTestingAbstractThreadedTest {
mcimadamore@676 107 /**
mcimadamore@676 108 * Main entry point.
mcimadamore@676 109 * If test.src is set, program runs in jtreg mode, and will throw an Error
mcimadamore@676 110 * if any errors arise, otherwise System.exit will be used, unless the gui
mcimadamore@676 111 * viewer is being used. In jtreg mode, the default base directory for file
mcimadamore@676 112 * args is the value of ${test.src}. In jtreg mode, the -r option can be
mcimadamore@676 113 * given to change the default base directory to the root test directory.
mcimadamore@676 114 */
vromero@1482 115 public static void main(String... args) throws Exception {
mcimadamore@676 116 String testSrc = System.getProperty("test.src");
mcimadamore@676 117 File baseDir = (testSrc == null) ? null : new File(testSrc);
vromero@1482 118 throwAssertionOnError = false;
mcimadamore@676 119 boolean ok = new CheckAttributedTree().run(baseDir, args);
mcimadamore@676 120 if (!ok) {
mcimadamore@676 121 if (testSrc != null) // jtreg mode
mcimadamore@676 122 throw new Error("failed");
mcimadamore@676 123 else
mcimadamore@676 124 System.exit(1);
mcimadamore@676 125 }
mcimadamore@676 126 }
mcimadamore@676 127
mcimadamore@676 128 /**
mcimadamore@676 129 * Run the program. A base directory can be provided for file arguments.
mcimadamore@676 130 * In jtreg mode, the -r option can be given to change the default base
mcimadamore@676 131 * directory to the test root directory. For other options, see usage().
mcimadamore@676 132 * @param baseDir base directory for any file arguments.
mcimadamore@676 133 * @param args command line args
mcimadamore@676 134 * @return true if successful or in gui mode
mcimadamore@676 135 */
vromero@1482 136 boolean run(File baseDir, String... args) throws Exception {
mcimadamore@676 137 if (args.length == 0) {
mcimadamore@676 138 usage(System.out);
mcimadamore@676 139 return true;
mcimadamore@676 140 }
mcimadamore@676 141
mcimadamore@676 142 List<File> files = new ArrayList<File>();
mcimadamore@676 143 for (int i = 0; i < args.length; i++) {
mcimadamore@676 144 String arg = args[i];
mcimadamore@676 145 if (arg.equals("-encoding") && i + 1 < args.length)
mcimadamore@676 146 encoding = args[++i];
mcimadamore@676 147 else if (arg.equals("-gui"))
mcimadamore@676 148 gui = true;
mcimadamore@676 149 else if (arg.equals("-q"))
mcimadamore@676 150 quiet = true;
vromero@1482 151 else if (arg.equals("-v")) {
mcimadamore@676 152 verbose = true;
vromero@1482 153 printAll = true;
vromero@1482 154 }
mcimadamore@676 155 else if (arg.equals("-t") && i + 1 < args.length)
mcimadamore@676 156 tags.add(args[++i]);
mcimadamore@676 157 else if (arg.equals("-ef") && i + 1 < args.length)
mcimadamore@676 158 excludeFiles.add(new File(baseDir, args[++i]));
mcimadamore@676 159 else if (arg.equals("-et") && i + 1 < args.length)
mcimadamore@676 160 excludeTags.add(args[++i]);
mcimadamore@676 161 else if (arg.equals("-r")) {
mcimadamore@676 162 if (excludeFiles.size() > 0)
mcimadamore@676 163 throw new Error("-r must be used before -ef");
mcimadamore@676 164 File d = baseDir;
mcimadamore@676 165 while (!new File(d, "TEST.ROOT").exists()) {
mcimadamore@676 166 if (d == null)
mcimadamore@676 167 throw new Error("cannot find TEST.ROOT");
mcimadamore@676 168 d = d.getParentFile();
mcimadamore@676 169 }
mcimadamore@676 170 baseDir = d;
mcimadamore@676 171 }
mcimadamore@676 172 else if (arg.startsWith("-"))
mcimadamore@676 173 throw new Error("unknown option: " + arg);
mcimadamore@676 174 else {
mcimadamore@676 175 while (i < args.length)
mcimadamore@676 176 files.add(new File(baseDir, args[i++]));
mcimadamore@676 177 }
mcimadamore@676 178 }
mcimadamore@676 179
mcimadamore@676 180 for (File file: files) {
mcimadamore@676 181 if (file.exists())
mcimadamore@676 182 test(file);
mcimadamore@676 183 else
mcimadamore@676 184 error("File not found: " + file);
mcimadamore@676 185 }
mcimadamore@676 186
vromero@1482 187 if (fileCount.get() != 1)
vromero@1482 188 errWriter.println(fileCount + " files read");
vromero@1482 189 checkAfterExec(false);
mcimadamore@676 190
vromero@1482 191 return (gui || errCount.get() == 0);
mcimadamore@676 192 }
mcimadamore@676 193
mcimadamore@676 194 /**
mcimadamore@676 195 * Print command line help.
mcimadamore@676 196 * @param out output stream
mcimadamore@676 197 */
mcimadamore@676 198 void usage(PrintStream out) {
mcimadamore@676 199 out.println("Usage:");
mcimadamore@676 200 out.println(" java CheckAttributedTree options... files...");
mcimadamore@676 201 out.println("");
mcimadamore@676 202 out.println("where options include:");
mcimadamore@676 203 out.println("-q Quiet: don't report on inapplicable files");
mcimadamore@676 204 out.println("-gui Display returns in a GUI viewer");
mcimadamore@676 205 out.println("-v Verbose: report on files as they are being read");
mcimadamore@676 206 out.println("-t tag Limit checks to tree nodes with this tag");
mcimadamore@676 207 out.println(" Can be repeated if desired");
mcimadamore@676 208 out.println("-ef file Exclude file or directory");
mcimadamore@676 209 out.println("-et tag Exclude tree nodes with given tag name");
mcimadamore@676 210 out.println("");
mcimadamore@676 211 out.println("files may be directories or files");
mcimadamore@676 212 out.println("directories will be scanned recursively");
mcimadamore@676 213 out.println("non java files, or java files which cannot be parsed, will be ignored");
mcimadamore@676 214 out.println("");
mcimadamore@676 215 }
mcimadamore@676 216
mcimadamore@676 217 /**
mcimadamore@676 218 * Test a file. If the file is a directory, it will be recursively scanned
mcimadamore@676 219 * for java files.
mcimadamore@676 220 * @param file the file or directory to test
mcimadamore@676 221 */
vromero@1482 222 void test(final File file) {
mcimadamore@676 223 if (excludeFiles.contains(file)) {
mcimadamore@676 224 if (!quiet)
mcimadamore@676 225 error("File " + file + " excluded");
mcimadamore@676 226 return;
mcimadamore@676 227 }
mcimadamore@676 228
mcimadamore@676 229 if (file.isDirectory()) {
mcimadamore@676 230 for (File f: file.listFiles()) {
mcimadamore@676 231 test(f);
mcimadamore@676 232 }
mcimadamore@676 233 return;
mcimadamore@676 234 }
mcimadamore@676 235
mcimadamore@676 236 if (file.isFile() && file.getName().endsWith(".java")) {
vromero@1482 237 pool.execute(new Runnable() {
vromero@1482 238 @Override
vromero@1482 239 public void run() {
vromero@1482 240 try {
vromero@1482 241 if (verbose)
vromero@1482 242 errWriter.println(file);
vromero@1482 243 fileCount.incrementAndGet();
vromero@1482 244 NPETester p = new NPETester();
vromero@1482 245 p.test(read(file));
vromero@1482 246 } catch (AttributionException e) {
vromero@1482 247 if (!quiet) {
vromero@1482 248 error("Error attributing " + file + "\n" + e.getMessage());
vromero@1482 249 }
vromero@1482 250 } catch (IOException e) {
vromero@1482 251 error("Error reading " + file + ": " + e);
vromero@1482 252 }
mcimadamore@676 253 }
vromero@1482 254 });
mcimadamore@676 255 }
mcimadamore@676 256
mcimadamore@676 257 if (!quiet)
mcimadamore@676 258 error("File " + file + " ignored");
mcimadamore@676 259 }
mcimadamore@676 260
jjh@808 261 // See CR: 6982992 Tests CheckAttributedTree.java, JavacTreeScannerTest.java, and SourceTreeeScannerTest.java timeout
jjh@808 262 StringWriter sw = new StringWriter();
jjh@808 263 PrintWriter pw = new PrintWriter(sw);
jjh@808 264 Reporter r = new Reporter(pw);
jjh@808 265
mcimadamore@676 266 /**
mcimadamore@676 267 * Read a file.
mcimadamore@676 268 * @param file the file to be read
mcimadamore@676 269 * @return the tree for the content of the file
mcimadamore@676 270 * @throws IOException if any IO errors occur
mcimadamore@676 271 * @throws TreePosTest.ParseException if any errors occur while parsing the file
mcimadamore@676 272 */
mcimadamore@676 273 List<Pair<JCCompilationUnit, JCTree>> read(File file) throws IOException, AttributionException {
jjh@808 274 r.errors = 0;
vromero@1482 275 Iterable<? extends JavaFileObject> files = fm.get().getJavaFileObjects(file);
mcimadamore@676 276 String[] opts = { "-XDshouldStopPolicy=ATTR", "-XDverboseCompilePolicy" };
vromero@1482 277 JavacTask task = (JavacTask)comp.getTask(pw, fm.get(), r, Arrays.asList(opts), null, files);
mcimadamore@676 278 final List<Element> analyzedElems = new ArrayList<>();
mcimadamore@676 279 task.setTaskListener(new TaskListener() {
mcimadamore@676 280 public void started(TaskEvent e) {
mcimadamore@676 281 if (e.getKind() == TaskEvent.Kind.ANALYZE)
mcimadamore@676 282 analyzedElems.add(e.getTypeElement());
mcimadamore@676 283 }
mcimadamore@676 284 public void finished(TaskEvent e) { }
mcimadamore@676 285 });
mcimadamore@676 286
mcimadamore@676 287 try {
mcimadamore@676 288 Iterable<? extends CompilationUnitTree> trees = task.parse();
mcimadamore@676 289 task.analyze();
mcimadamore@676 290 List<Pair<JCCompilationUnit, JCTree>> res = new ArrayList<>();
jjg@683 291 //System.out.println("Try to add pairs. Elems are " + analyzedElems);
mcimadamore@676 292 for (CompilationUnitTree t : trees) {
mcimadamore@676 293 JCCompilationUnit cu = (JCCompilationUnit)t;
mcimadamore@676 294 for (JCTree def : cu.defs) {
jjg@1127 295 if (def.hasTag(CLASSDEF) &&
mcimadamore@676 296 analyzedElems.contains(((JCTree.JCClassDecl)def).sym)) {
jjg@683 297 //System.out.println("Adding pair...");
mcimadamore@676 298 res.add(new Pair<>(cu, def));
mcimadamore@676 299 }
mcimadamore@676 300 }
mcimadamore@676 301 }
mcimadamore@676 302 return res;
mcimadamore@676 303 }
mcimadamore@676 304 catch (Throwable t) {
mcimadamore@676 305 throw new AttributionException("Exception while attributing file: " + file);
mcimadamore@676 306 }
mcimadamore@676 307 }
mcimadamore@676 308
mcimadamore@676 309 /**
mcimadamore@676 310 * Report an error. When the program is complete, the program will either
mcimadamore@676 311 * exit or throw an Error if any errors have been reported.
mcimadamore@676 312 * @param msg the error message
mcimadamore@676 313 */
mcimadamore@676 314 void error(String msg) {
mcimadamore@676 315 System.err.println(msg);
vromero@1482 316 errCount.incrementAndGet();
mcimadamore@676 317 }
mcimadamore@676 318
mcimadamore@676 319 /** Flag: don't report irrelevant files. */
mcimadamore@676 320 boolean quiet;
mcimadamore@676 321 /** Flag: show errors in GUI viewer. */
mcimadamore@676 322 boolean gui;
mcimadamore@676 323 /** The GUI viewer for errors. */
mcimadamore@676 324 Viewer viewer;
mcimadamore@676 325 /** Flag: report files as they are processed. */
mcimadamore@676 326 boolean verbose;
mcimadamore@676 327 /** Option: encoding for test files. */
mcimadamore@676 328 String encoding;
mcimadamore@676 329 /** The set of tags for tree nodes to be analyzed; if empty, all tree nodes
mcimadamore@676 330 * are analyzed. */
mcimadamore@676 331 Set<String> tags = new HashSet<String>();
mcimadamore@676 332 /** Set of files and directories to be excluded from analysis. */
mcimadamore@676 333 Set<File> excludeFiles = new HashSet<File>();
mcimadamore@676 334 /** Set of tag names to be excluded from analysis. */
mcimadamore@676 335 Set<String> excludeTags = new HashSet<String>();
mcimadamore@676 336 /** Utility class for trees */
mcimadamore@676 337 TreeUtil treeUtil = new TreeUtil();
mcimadamore@676 338
mcimadamore@676 339 /**
mcimadamore@676 340 * Main class for testing assertions concerning types/symbol
mcimadamore@676 341 * left uninitialized after attribution
mcimadamore@676 342 */
mcimadamore@676 343 private class NPETester extends TreeScanner {
mcimadamore@676 344 void test(List<Pair<JCCompilationUnit, JCTree>> trees) {
mcimadamore@676 345 for (Pair<JCCompilationUnit, JCTree> p : trees) {
mcimadamore@676 346 sourcefile = p.fst.sourcefile;
mcimadamore@676 347 endPosTable = p.fst.endPositions;
mcimadamore@676 348 encl = new Info(p.snd, endPosTable);
mcimadamore@676 349 p.snd.accept(this);
mcimadamore@676 350 }
mcimadamore@676 351 }
mcimadamore@676 352
mcimadamore@676 353 @Override
mcimadamore@676 354 public void scan(JCTree tree) {
mcimadamore@676 355 if (tree == null ||
mcimadamore@676 356 excludeTags.contains(treeUtil.nameFromTag(tree.getTag()))) {
mcimadamore@676 357 return;
mcimadamore@676 358 }
mcimadamore@676 359
mcimadamore@676 360 Info self = new Info(tree, endPosTable);
mcimadamore@676 361 check(!mandatoryType(tree) ||
mcimadamore@676 362 (tree.type != null &&
mcimadamore@676 363 checkFields(tree)),
mcimadamore@676 364 "'null' found in tree ",
mcimadamore@676 365 self);
mcimadamore@676 366
mcimadamore@676 367 Info prevEncl = encl;
mcimadamore@676 368 encl = self;
mcimadamore@676 369 tree.accept(this);
mcimadamore@676 370 encl = prevEncl;
mcimadamore@676 371 }
mcimadamore@676 372
mcimadamore@676 373 private boolean mandatoryType(JCTree that) {
mcimadamore@676 374 return that instanceof JCTree.JCExpression ||
jjg@1127 375 that.hasTag(VARDEF) ||
jjg@1127 376 that.hasTag(METHODDEF) ||
jjg@1127 377 that.hasTag(CLASSDEF);
mcimadamore@676 378 }
mcimadamore@676 379
mcimadamore@1348 380 private final List<String> excludedFields = Arrays.asList("varargsElement", "targetType");
mcimadamore@676 381
mcimadamore@676 382 void check(boolean ok, String label, Info self) {
mcimadamore@676 383 if (!ok) {
mcimadamore@676 384 if (gui) {
mcimadamore@676 385 if (viewer == null)
mcimadamore@676 386 viewer = new Viewer();
mcimadamore@676 387 viewer.addEntry(sourcefile, label, encl, self);
mcimadamore@676 388 }
vromero@1482 389 error(label + self.toString() + " encl: " + encl.toString() +
vromero@1482 390 " in file: " + sourcefile + " " + self.tree);
mcimadamore@676 391 }
mcimadamore@676 392 }
mcimadamore@676 393
mcimadamore@676 394 boolean checkFields(JCTree t) {
mcimadamore@676 395 List<Field> fieldsToCheck = treeUtil.getFieldsOfType(t,
mcimadamore@676 396 excludedFields,
mcimadamore@676 397 Symbol.class,
mcimadamore@676 398 Type.class);
mcimadamore@676 399 for (Field f : fieldsToCheck) {
mcimadamore@676 400 try {
mcimadamore@676 401 if (f.get(t) == null) {
mcimadamore@676 402 return false;
mcimadamore@676 403 }
mcimadamore@676 404 }
mcimadamore@676 405 catch (IllegalAccessException e) {
mcimadamore@676 406 System.err.println("Cannot read field: " + f);
mcimadamore@676 407 //swallow it
mcimadamore@676 408 }
mcimadamore@676 409 }
mcimadamore@676 410 return true;
mcimadamore@676 411 }
mcimadamore@676 412
mcimadamore@676 413 @Override
mcimadamore@676 414 public void visitImport(JCImport tree) { }
mcimadamore@676 415
mcimadamore@676 416 @Override
mcimadamore@676 417 public void visitTopLevel(JCCompilationUnit tree) {
mcimadamore@676 418 scan(tree.defs);
mcimadamore@676 419 }
mcimadamore@676 420
mcimadamore@676 421 JavaFileObject sourcefile;
ksrini@1138 422 EndPosTable endPosTable;
mcimadamore@676 423 Info encl;
mcimadamore@676 424 }
mcimadamore@676 425
mcimadamore@676 426 /**
mcimadamore@676 427 * Utility class providing easy access to position and other info for a tree node.
mcimadamore@676 428 */
mcimadamore@676 429 private class Info {
mcimadamore@676 430 Info() {
mcimadamore@676 431 tree = null;
jjg@1127 432 tag = ERRONEOUS;
mcimadamore@676 433 start = 0;
mcimadamore@676 434 pos = 0;
mcimadamore@676 435 end = Integer.MAX_VALUE;
mcimadamore@676 436 }
mcimadamore@676 437
ksrini@1138 438 Info(JCTree tree, EndPosTable endPosTable) {
mcimadamore@676 439 this.tree = tree;
mcimadamore@676 440 tag = tree.getTag();
mcimadamore@676 441 start = TreeInfo.getStartPos(tree);
mcimadamore@676 442 pos = tree.pos;
mcimadamore@676 443 end = TreeInfo.getEndPos(tree, endPosTable);
mcimadamore@676 444 }
mcimadamore@676 445
mcimadamore@676 446 @Override
mcimadamore@676 447 public String toString() {
mcimadamore@676 448 return treeUtil.nameFromTag(tree.getTag()) + "[start:" + start + ",pos:" + pos + ",end:" + end + "]";
mcimadamore@676 449 }
mcimadamore@676 450
mcimadamore@676 451 final JCTree tree;
jjg@1127 452 final JCTree.Tag tag;
mcimadamore@676 453 final int start;
mcimadamore@676 454 final int pos;
mcimadamore@676 455 final int end;
mcimadamore@676 456 }
mcimadamore@676 457
mcimadamore@676 458 /**
mcimadamore@676 459 * Names for tree tags.
mcimadamore@676 460 */
mcimadamore@676 461 private static class TreeUtil {
jjg@1127 462 String nameFromTag(JCTree.Tag tag) {
jjg@1127 463 String name = tag.name();
mcimadamore@676 464 return (name == null) ? "??" : name;
mcimadamore@676 465 }
mcimadamore@676 466
mcimadamore@676 467 List<Field> getFieldsOfType(JCTree t, List<String> excludeNames, Class<?>... types) {
mcimadamore@676 468 List<Field> buf = new ArrayList<Field>();
mcimadamore@676 469 for (Field f : t.getClass().getDeclaredFields()) {
mcimadamore@676 470 if (!excludeNames.contains(f.getName())) {
mcimadamore@676 471 for (Class<?> type : types) {
mcimadamore@676 472 if (type.isAssignableFrom(f.getType())) {
mcimadamore@676 473 f.setAccessible(true);
mcimadamore@676 474 buf.add(f);
mcimadamore@676 475 break;
mcimadamore@676 476 }
mcimadamore@676 477 }
mcimadamore@676 478 }
mcimadamore@676 479 }
mcimadamore@676 480 return buf;
mcimadamore@676 481 }
mcimadamore@676 482 }
mcimadamore@676 483
mcimadamore@676 484 /**
mcimadamore@676 485 * Thrown when errors are found parsing a java file.
mcimadamore@676 486 */
mcimadamore@676 487 private static class ParseException extends Exception {
mcimadamore@676 488 ParseException(String msg) {
mcimadamore@676 489 super(msg);
mcimadamore@676 490 }
mcimadamore@676 491 }
mcimadamore@676 492
mcimadamore@676 493 private static class AttributionException extends Exception {
mcimadamore@676 494 AttributionException(String msg) {
mcimadamore@676 495 super(msg);
mcimadamore@676 496 }
mcimadamore@676 497 }
mcimadamore@676 498
mcimadamore@676 499 /**
mcimadamore@676 500 * DiagnosticListener to report diagnostics and count any errors that occur.
mcimadamore@676 501 */
mcimadamore@676 502 private static class Reporter implements DiagnosticListener<JavaFileObject> {
mcimadamore@676 503 Reporter(PrintWriter out) {
mcimadamore@676 504 this.out = out;
mcimadamore@676 505 }
mcimadamore@676 506
mcimadamore@676 507 public void report(Diagnostic<? extends JavaFileObject> diagnostic) {
mcimadamore@676 508 out.println(diagnostic);
mcimadamore@676 509 switch (diagnostic.getKind()) {
mcimadamore@676 510 case ERROR:
mcimadamore@676 511 errors++;
mcimadamore@676 512 }
mcimadamore@676 513 }
mcimadamore@676 514 int errors;
mcimadamore@676 515 PrintWriter out;
mcimadamore@676 516 }
mcimadamore@676 517
mcimadamore@676 518 /**
mcimadamore@676 519 * GUI viewer for issues found by TreePosTester. The viewer provides a drop
mcimadamore@676 520 * down list for selecting error conditions, a header area providing details
mcimadamore@676 521 * about an error, and a text area with the ranges of text highlighted as
mcimadamore@676 522 * appropriate.
mcimadamore@676 523 */
mcimadamore@676 524 private class Viewer extends JFrame {
mcimadamore@676 525 /**
mcimadamore@676 526 * Create a viewer.
mcimadamore@676 527 */
mcimadamore@676 528 Viewer() {
mcimadamore@676 529 initGUI();
mcimadamore@676 530 }
mcimadamore@676 531
mcimadamore@676 532 /**
mcimadamore@676 533 * Add another entry to the list of errors.
mcimadamore@676 534 * @param file The file containing the error
mcimadamore@676 535 * @param check The condition that was being tested, and which failed
mcimadamore@676 536 * @param encl the enclosing tree node
mcimadamore@676 537 * @param self the tree node containing the error
mcimadamore@676 538 */
mcimadamore@676 539 void addEntry(JavaFileObject file, String check, Info encl, Info self) {
mcimadamore@676 540 Entry e = new Entry(file, check, encl, self);
mcimadamore@676 541 DefaultComboBoxModel m = (DefaultComboBoxModel) entries.getModel();
mcimadamore@676 542 m.addElement(e);
mcimadamore@676 543 if (m.getSize() == 1)
mcimadamore@676 544 entries.setSelectedItem(e);
mcimadamore@676 545 }
mcimadamore@676 546
mcimadamore@676 547 /**
mcimadamore@676 548 * Initialize the GUI window.
mcimadamore@676 549 */
mcimadamore@676 550 private void initGUI() {
mcimadamore@676 551 JPanel head = new JPanel(new GridBagLayout());
mcimadamore@676 552 GridBagConstraints lc = new GridBagConstraints();
mcimadamore@676 553 GridBagConstraints fc = new GridBagConstraints();
mcimadamore@676 554 fc.anchor = GridBagConstraints.WEST;
mcimadamore@676 555 fc.fill = GridBagConstraints.HORIZONTAL;
mcimadamore@676 556 fc.gridwidth = GridBagConstraints.REMAINDER;
mcimadamore@676 557
mcimadamore@676 558 entries = new JComboBox();
mcimadamore@676 559 entries.addActionListener(new ActionListener() {
mcimadamore@676 560 public void actionPerformed(ActionEvent e) {
mcimadamore@676 561 showEntry((Entry) entries.getSelectedItem());
mcimadamore@676 562 }
mcimadamore@676 563 });
mcimadamore@676 564 fc.insets.bottom = 10;
mcimadamore@676 565 head.add(entries, fc);
mcimadamore@676 566 fc.insets.bottom = 0;
mcimadamore@676 567 head.add(new JLabel("check:"), lc);
mcimadamore@676 568 head.add(checkField = createTextField(80), fc);
mcimadamore@676 569 fc.fill = GridBagConstraints.NONE;
mcimadamore@676 570 head.add(setBackground(new JLabel("encl:"), enclColor), lc);
mcimadamore@676 571 head.add(enclPanel = new InfoPanel(), fc);
mcimadamore@676 572 head.add(setBackground(new JLabel("self:"), selfColor), lc);
mcimadamore@676 573 head.add(selfPanel = new InfoPanel(), fc);
mcimadamore@676 574 add(head, BorderLayout.NORTH);
mcimadamore@676 575
mcimadamore@676 576 body = new JTextArea();
mcimadamore@676 577 body.setFont(Font.decode(Font.MONOSPACED));
mcimadamore@676 578 body.addCaretListener(new CaretListener() {
mcimadamore@676 579 public void caretUpdate(CaretEvent e) {
mcimadamore@676 580 int dot = e.getDot();
mcimadamore@676 581 int mark = e.getMark();
mcimadamore@676 582 if (dot == mark)
mcimadamore@676 583 statusText.setText("dot: " + dot);
mcimadamore@676 584 else
mcimadamore@676 585 statusText.setText("dot: " + dot + ", mark:" + mark);
mcimadamore@676 586 }
mcimadamore@676 587 });
mcimadamore@676 588 JScrollPane p = new JScrollPane(body,
mcimadamore@676 589 JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED,
mcimadamore@676 590 JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
mcimadamore@676 591 p.setPreferredSize(new Dimension(640, 480));
mcimadamore@676 592 add(p, BorderLayout.CENTER);
mcimadamore@676 593
mcimadamore@676 594 statusText = createTextField(80);
mcimadamore@676 595 add(statusText, BorderLayout.SOUTH);
mcimadamore@676 596
mcimadamore@676 597 pack();
mcimadamore@676 598 setLocationRelativeTo(null); // centered on screen
mcimadamore@676 599 setVisible(true);
mcimadamore@676 600 setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
mcimadamore@676 601 }
mcimadamore@676 602
mcimadamore@676 603 /** Show an entry that has been selected. */
mcimadamore@676 604 private void showEntry(Entry e) {
mcimadamore@676 605 try {
mcimadamore@676 606 // update simple fields
mcimadamore@676 607 setTitle(e.file.getName());
mcimadamore@676 608 checkField.setText(e.check);
mcimadamore@676 609 enclPanel.setInfo(e.encl);
mcimadamore@676 610 selfPanel.setInfo(e.self);
mcimadamore@676 611 // show file text with highlights
mcimadamore@676 612 body.setText(e.file.getCharContent(true).toString());
mcimadamore@676 613 Highlighter highlighter = body.getHighlighter();
mcimadamore@676 614 highlighter.removeAllHighlights();
mcimadamore@676 615 addHighlight(highlighter, e.encl, enclColor);
mcimadamore@676 616 addHighlight(highlighter, e.self, selfColor);
mcimadamore@676 617 scroll(body, getMinPos(enclPanel.info, selfPanel.info));
mcimadamore@676 618 } catch (IOException ex) {
mcimadamore@676 619 body.setText("Cannot read " + e.file.getName() + ": " + e);
mcimadamore@676 620 }
mcimadamore@676 621 }
mcimadamore@676 622
mcimadamore@676 623 /** Create a test field. */
mcimadamore@676 624 private JTextField createTextField(int width) {
mcimadamore@676 625 JTextField f = new JTextField(width);
mcimadamore@676 626 f.setEditable(false);
mcimadamore@676 627 f.setBorder(null);
mcimadamore@676 628 return f;
mcimadamore@676 629 }
mcimadamore@676 630
mcimadamore@676 631 /** Add a highlighted region based on the positions in an Info object. */
mcimadamore@676 632 private void addHighlight(Highlighter h, Info info, Color c) {
mcimadamore@676 633 int start = info.start;
mcimadamore@676 634 int end = info.end;
mcimadamore@676 635 if (start == -1 && end == -1)
mcimadamore@676 636 return;
mcimadamore@676 637 if (start == -1)
mcimadamore@676 638 start = end;
mcimadamore@676 639 if (end == -1)
mcimadamore@676 640 end = start;
mcimadamore@676 641 try {
mcimadamore@676 642 h.addHighlight(info.start, info.end,
mcimadamore@676 643 new DefaultHighlighter.DefaultHighlightPainter(c));
mcimadamore@676 644 if (info.pos != -1) {
mcimadamore@676 645 Color c2 = new Color(c.getRed(), c.getGreen(), c.getBlue(), (int)(.4f * 255)); // 40%
mcimadamore@676 646 h.addHighlight(info.pos, info.pos + 1,
mcimadamore@676 647 new DefaultHighlighter.DefaultHighlightPainter(c2));
mcimadamore@676 648 }
mcimadamore@676 649 } catch (BadLocationException e) {
mcimadamore@676 650 e.printStackTrace();
mcimadamore@676 651 }
mcimadamore@676 652 }
mcimadamore@676 653
mcimadamore@676 654 /** Get the minimum valid position in a set of info objects. */
mcimadamore@676 655 private int getMinPos(Info... values) {
mcimadamore@676 656 int i = Integer.MAX_VALUE;
mcimadamore@676 657 for (Info info: values) {
mcimadamore@676 658 if (info.start >= 0) i = Math.min(i, info.start);
mcimadamore@676 659 if (info.pos >= 0) i = Math.min(i, info.pos);
mcimadamore@676 660 if (info.end >= 0) i = Math.min(i, info.end);
mcimadamore@676 661 }
mcimadamore@676 662 return (i == Integer.MAX_VALUE) ? 0 : i;
mcimadamore@676 663 }
mcimadamore@676 664
mcimadamore@676 665 /** Set the background on a component. */
mcimadamore@676 666 private JComponent setBackground(JComponent comp, Color c) {
mcimadamore@676 667 comp.setOpaque(true);
mcimadamore@676 668 comp.setBackground(c);
mcimadamore@676 669 return comp;
mcimadamore@676 670 }
mcimadamore@676 671
mcimadamore@676 672 /** Scroll a text area to display a given position near the middle of the visible area. */
mcimadamore@676 673 private void scroll(final JTextArea t, final int pos) {
mcimadamore@676 674 // Using invokeLater appears to give text a chance to sort itself out
mcimadamore@676 675 // before the scroll happens; otherwise scrollRectToVisible doesn't work.
mcimadamore@676 676 // Maybe there's a better way to sync with the text...
mcimadamore@676 677 EventQueue.invokeLater(new Runnable() {
mcimadamore@676 678 public void run() {
mcimadamore@676 679 try {
mcimadamore@676 680 Rectangle r = t.modelToView(pos);
mcimadamore@676 681 JScrollPane p = (JScrollPane) SwingUtilities.getAncestorOfClass(JScrollPane.class, t);
mcimadamore@676 682 r.y = Math.max(0, r.y - p.getHeight() * 2 / 5);
mcimadamore@676 683 r.height += p.getHeight() * 4 / 5;
mcimadamore@676 684 t.scrollRectToVisible(r);
mcimadamore@676 685 } catch (BadLocationException ignore) {
mcimadamore@676 686 }
mcimadamore@676 687 }
mcimadamore@676 688 });
mcimadamore@676 689 }
mcimadamore@676 690
mcimadamore@676 691 private JComboBox entries;
mcimadamore@676 692 private JTextField checkField;
mcimadamore@676 693 private InfoPanel enclPanel;
mcimadamore@676 694 private InfoPanel selfPanel;
mcimadamore@676 695 private JTextArea body;
mcimadamore@676 696 private JTextField statusText;
mcimadamore@676 697
mcimadamore@676 698 private Color selfColor = new Color(0.f, 1.f, 0.f, 0.2f); // 20% green
mcimadamore@676 699 private Color enclColor = new Color(1.f, 0.f, 0.f, 0.2f); // 20% red
mcimadamore@676 700
mcimadamore@676 701 /** Panel to display an Info object. */
mcimadamore@676 702 private class InfoPanel extends JPanel {
mcimadamore@676 703 InfoPanel() {
mcimadamore@676 704 add(tagName = createTextField(20));
mcimadamore@676 705 add(new JLabel("start:"));
mcimadamore@676 706 add(addListener(start = createTextField(6)));
mcimadamore@676 707 add(new JLabel("pos:"));
mcimadamore@676 708 add(addListener(pos = createTextField(6)));
mcimadamore@676 709 add(new JLabel("end:"));
mcimadamore@676 710 add(addListener(end = createTextField(6)));
mcimadamore@676 711 }
mcimadamore@676 712
mcimadamore@676 713 void setInfo(Info info) {
mcimadamore@676 714 this.info = info;
mcimadamore@676 715 tagName.setText(treeUtil.nameFromTag(info.tag));
mcimadamore@676 716 start.setText(String.valueOf(info.start));
mcimadamore@676 717 pos.setText(String.valueOf(info.pos));
mcimadamore@676 718 end.setText(String.valueOf(info.end));
mcimadamore@676 719 }
mcimadamore@676 720
mcimadamore@676 721 JTextField addListener(final JTextField f) {
mcimadamore@676 722 f.addMouseListener(new MouseAdapter() {
mcimadamore@676 723 @Override
mcimadamore@676 724 public void mouseClicked(MouseEvent e) {
mcimadamore@676 725 body.setCaretPosition(Integer.valueOf(f.getText()));
mcimadamore@676 726 body.getCaret().setVisible(true);
mcimadamore@676 727 }
mcimadamore@676 728 });
mcimadamore@676 729 return f;
mcimadamore@676 730 }
mcimadamore@676 731
mcimadamore@676 732 Info info;
mcimadamore@676 733 JTextField tagName;
mcimadamore@676 734 JTextField start;
mcimadamore@676 735 JTextField pos;
mcimadamore@676 736 JTextField end;
mcimadamore@676 737 }
mcimadamore@676 738
mcimadamore@676 739 /** Object to record information about an error to be displayed. */
mcimadamore@676 740 private class Entry {
mcimadamore@676 741 Entry(JavaFileObject file, String check, Info encl, Info self) {
mcimadamore@676 742 this.file = file;
mcimadamore@676 743 this.check = check;
mcimadamore@676 744 this.encl = encl;
mcimadamore@676 745 this.self= self;
mcimadamore@676 746 }
mcimadamore@676 747
mcimadamore@676 748 @Override
mcimadamore@676 749 public String toString() {
mcimadamore@676 750 return file.getName() + " " + check + " " + getMinPos(encl, self);
mcimadamore@676 751 }
mcimadamore@676 752
mcimadamore@676 753 final JavaFileObject file;
mcimadamore@676 754 final String check;
mcimadamore@676 755 final Info encl;
mcimadamore@676 756 final Info self;
mcimadamore@676 757 }
mcimadamore@676 758 }
vromero@1482 759
vromero@1482 760 /** Number of files that have been analyzed. */
vromero@1482 761 static AtomicInteger fileCount = new AtomicInteger();
vromero@1482 762
mcimadamore@676 763 }

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