author | jjg |
Wed, 29 Oct 2014 17:25:23 -0700 | |
changeset 27319 | 030080f03e4f |
parent 5520 | 86e4b9a9da40 |
child 30730 | d3ce7619db2c |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2006, 2014, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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/* |
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* @test |
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* @bug 6440583 |
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* @summary better error recovery |
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*/ |
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import java.io.*; |
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import java.util.*; |
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import javax.tools.*; |
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import com.sun.source.tree.*; |
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import com.sun.source.util.*; |
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import com.sun.tools.javac.api.*; |
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import com.sun.tools.javac.tree.JCTree.*; |
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public class T6440583 { |
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public static void main(String... args) throws Exception { |
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String testSrc = System.getProperty("test.src", "."); |
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String testClasses = System.getProperty("test.classes", "."); |
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JavacTool tool = JavacTool.create(); |
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try (StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null)) { |
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Iterable<? extends JavaFileObject> files = |
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fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrc, "A.java"))); |
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JavacTask task = tool.getTask(null, fm, null, null, null, files); |
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Iterable<? extends Tree> trees = task.parse(); |
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TreeScanner<Boolean,Void> checker = new TreeScanner<Boolean,Void>() { |
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public Boolean visitErroneous(ErroneousTree tree, Void ignore) { |
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JCErroneous etree = (JCErroneous) tree; |
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List<? extends Tree> errs = etree.getErrorTrees(); |
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System.err.println("errs: " + errs); |
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if (errs == null || errs.size() == 0) |
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throw new AssertionError("no error trees found"); |
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found = true; |
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return true; |
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} |
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}; |
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for (Tree tree: trees) |
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checker.scan(tree, null); |
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if (!found) |
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throw new AssertionError("no ErroneousTree nodes found"); |
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} |
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} |
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private static boolean found; |
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} |