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/*
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* Copyright 2006 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any 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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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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private static boolean found;
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}