Mercurial > jdk8-mips64-public > langtools / file comparison
comparison: test/tools/javac/api/6471599/Main.java
test/tools/javac/api/6471599/Main.java
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| 1 /* | |
| 2 * Copyright 2006 Sun Microsystems, Inc. All Rights Reserved. | |
| 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
| 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
| 20 * CA 95054 USA or visit www.sun.com if you need additional information or | |
| 21 * have any questions. | |
| 22 */ | |
| 23 | |
| 24 /* | |
| 25 * @test | |
| 26 * @bug 6471599 | |
| 27 * @summary Type of rhs cannot be obtained when assigning to erroneous symbol | |
| 28 * @author Peter von der Ah\u00e9 | |
| 29 * @compile Main.java | |
| 30 * @run main Main | |
| 31 */ | |
| 32 | |
| 33 import com.sun.source.tree.AssignmentTree; | |
| 34 import com.sun.source.tree.CompilationUnitTree; | |
| 35 import com.sun.source.util.JavacTask; | |
| 36 import com.sun.source.util.TreePath; | |
| 37 import com.sun.source.util.TreePathScanner; | |
| 38 import com.sun.source.util.Trees; | |
| 39 import com.sun.tools.javac.util.List; | |
| 40 import java.io.IOException; | |
| 41 import java.net.URI; | |
| 42 import javax.lang.model.type.TypeKind; | |
| 43 import javax.tools.JavaCompiler; | |
| 44 import javax.tools.JavaFileObject; | |
| 45 import javax.tools.SimpleJavaFileObject; | |
| 46 import javax.tools.ToolProvider; | |
| 47 | |
| 48 public class Main { | |
| 49 static class MyFileObject extends SimpleJavaFileObject { | |
| 50 public MyFileObject() { | |
| 51 super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE); | |
| 52 } | |
| 53 public CharSequence getCharContent(boolean ignoreEncodingErrors) { | |
| 54 return "public class Test { { x = java.util.Collections.emptySet(); } }"; | |
| 55 } | |
| 56 } | |
| 57 static Trees trees; | |
| 58 public static void main(String[] args) throws IOException { | |
| 59 JavaCompiler compiler = ToolProvider.getSystemJavaCompiler(); | |
| 60 JavacTask task = (JavacTask) compiler.getTask(null, null, null, null, null, List.of(new MyFileObject())); | |
| 61 trees = Trees.instance(task); | |
| 62 Iterable<? extends CompilationUnitTree> asts = task.parse(); | |
| 63 task.analyze(); | |
| 64 for (CompilationUnitTree ast : asts) { | |
| 65 new MyVisitor().scan(ast, null); | |
| 66 } | |
| 67 } | |
| 68 | |
| 69 static class MyVisitor extends TreePathScanner<Void,Void> { | |
| 70 @Override | |
| 71 public Void visitAssignment(AssignmentTree node, Void ignored) { | |
| 72 TreePath path = TreePath.getPath(getCurrentPath(), node.getExpression()); | |
| 73 if (trees.getTypeMirror(path).getKind() == TypeKind.ERROR) | |
| 74 throw new AssertionError(path.getLeaf()); | |
| 75 return null; | |
| 76 } | |
| 77 | |
| 78 } | |
| 79 } |
