| /* |
| * Copyright (c) 2006, 2015, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 6557752 |
| * @summary Test for wrapping the original type in ErrorType. |
| * @library ../lib |
| * @modules jdk.compiler/com.sun.tools.javac.util |
| * @compile T6557752.java |
| * @run main T6557752 |
| */ |
| |
| import com.sun.source.tree.AssignmentTree; |
| import com.sun.source.tree.CompilationUnitTree; |
| import com.sun.source.tree.MethodInvocationTree; |
| import com.sun.source.util.JavacTask; |
| import com.sun.source.util.TreePath; |
| import com.sun.source.util.TreePathScanner; |
| import com.sun.source.util.Trees; |
| import com.sun.tools.javac.util.List; |
| import java.io.IOException; |
| import java.net.URI; |
| import javax.lang.model.type.ErrorType; |
| import javax.lang.model.type.TypeKind; |
| import javax.lang.model.type.TypeMirror; |
| import javax.tools.JavaCompiler; |
| import javax.tools.JavaFileObject; |
| import javax.tools.SimpleJavaFileObject; |
| import javax.tools.ToolProvider; |
| import javax.lang.model.util.Types; |
| |
| public class T6557752 { |
| static class MyFileObject extends SimpleJavaFileObject { |
| public MyFileObject() { |
| super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE); |
| } |
| public CharSequence getCharContent(boolean ignoreEncodingErrors) { |
| return "import java.util.*;\n" |
| + "public class Test {\n" |
| + " void foobar() {\n" |
| + " Iterator<Number> itr = null;\n" |
| + " String str = itr.next();\n" |
| + " FooBar fooBar = FooBar.foobar();\n" |
| + " }\n" |
| + "}"; |
| } |
| } |
| static Trees trees; |
| static JavacTask task = null; |
| public static void main(String[] args) throws IOException { |
| JavaCompiler compiler = ToolProvider.getSystemJavaCompiler(); |
| task = (JavacTask) compiler.getTask(null, null, null, null, null, List.of(new MyFileObject())); |
| Iterable<? extends CompilationUnitTree> asts = task.parse(); |
| task.analyze(); |
| trees = Trees.instance(task); |
| MyVisitor myVisitor = new MyVisitor(); |
| for (CompilationUnitTree ast : asts) { |
| myVisitor.compilationUnit = ast; |
| myVisitor.scan(ast, null); |
| } |
| |
| if (!myVisitor.foundError) { |
| throw new AssertionError("Expected error not found!"); |
| } |
| } |
| |
| static class MyVisitor extends TreePathScanner<Void,Void> { |
| public boolean foundError = false; |
| CompilationUnitTree compilationUnit = null; |
| int i = 0; |
| @Override |
| public Void visitMethodInvocation(MethodInvocationTree node, Void ignored) { |
| TreePath path = TreePath.getPath(compilationUnit, node); |
| TypeMirror typeMirror = trees.getTypeMirror(path); |
| if (typeMirror.getKind() == TypeKind.ERROR) { |
| if (i == 0) { |
| String str1 = trees.getOriginalType((ErrorType)typeMirror).toString(); |
| if (!str1.equals("java.lang.Number")) { |
| throw new AssertionError("Trees.getOriginalType() error!"); |
| } |
| |
| Types types = task.getTypes(); |
| |
| str1 = types.asElement(trees.getOriginalType((ErrorType)typeMirror)).toString(); |
| if (!str1.equals("java.lang.Number")) { |
| throw new AssertionError("Types.asElement() error!"); |
| } |
| |
| i++; |
| } |
| else if (i == 1) { |
| String str1 = trees.getOriginalType((ErrorType)typeMirror).toString(); |
| if (!str1.equals("FooBar")) { |
| throw new AssertionError("Trees.getOriginalType() error!"); |
| } |
| |
| Types types = task.getTypes(); |
| |
| str1 = types.asElement(trees.getOriginalType((ErrorType)typeMirror)).toString(); |
| if (!str1.equals("FooBar")) { |
| throw new AssertionError("Types.asElement() error!"); |
| } |
| foundError = true; |
| } |
| } |
| |
| |
| return null; |
| } |
| |
| } |
| } |