134 lines
5.0 KiB
Java
134 lines
5.0 KiB
Java
/*
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* Copyright (c) 2006, 2015, 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 6557752
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* @summary Test for wrapping the original type in ErrorType.
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* @library ../lib
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* @modules jdk.compiler/com.sun.tools.javac.util
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* @compile T6557752.java
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* @run main T6557752
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*/
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import com.sun.source.tree.AssignmentTree;
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import com.sun.source.tree.CompilationUnitTree;
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import com.sun.source.tree.MethodInvocationTree;
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import com.sun.source.util.JavacTask;
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import com.sun.source.util.TreePath;
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import com.sun.source.util.TreePathScanner;
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import com.sun.source.util.Trees;
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import com.sun.tools.javac.util.List;
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import java.io.IOException;
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import java.net.URI;
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import javax.lang.model.type.ErrorType;
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import javax.lang.model.type.TypeKind;
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import javax.lang.model.type.TypeMirror;
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import javax.tools.JavaCompiler;
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import javax.tools.JavaFileObject;
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import javax.tools.SimpleJavaFileObject;
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import javax.tools.ToolProvider;
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import javax.lang.model.util.Types;
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public class T6557752 {
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static class MyFileObject extends SimpleJavaFileObject {
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public MyFileObject() {
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super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE);
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}
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public CharSequence getCharContent(boolean ignoreEncodingErrors) {
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return "import java.util.*;\n"
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+ "public class Test {\n"
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+ " void foobar() {\n"
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+ " Iterator<Number> itr = null;\n"
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+ " String str = itr.next();\n"
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+ " FooBar fooBar = FooBar.foobar();\n"
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+ " }\n"
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+ "}";
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}
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}
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static Trees trees;
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static JavacTask task = null;
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public static void main(String[] args) throws IOException {
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JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
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task = (JavacTask) compiler.getTask(null, null, null, null, null, List.of(new MyFileObject()));
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Iterable<? extends CompilationUnitTree> asts = task.parse();
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task.analyze();
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trees = Trees.instance(task);
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MyVisitor myVisitor = new MyVisitor();
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for (CompilationUnitTree ast : asts) {
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myVisitor.compilationUnit = ast;
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myVisitor.scan(ast, null);
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}
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if (!myVisitor.foundError) {
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throw new AssertionError("Expected error not found!");
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}
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}
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static class MyVisitor extends TreePathScanner<Void,Void> {
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public boolean foundError = false;
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CompilationUnitTree compilationUnit = null;
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int i = 0;
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@Override
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public Void visitMethodInvocation(MethodInvocationTree node, Void ignored) {
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TreePath path = TreePath.getPath(compilationUnit, node);
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TypeMirror typeMirror = trees.getTypeMirror(path);
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if (typeMirror.getKind() == TypeKind.ERROR) {
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if (i == 0) {
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String str1 = trees.getOriginalType((ErrorType)typeMirror).toString();
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if (!str1.equals("java.lang.Number")) {
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throw new AssertionError("Trees.getOriginalType() error!");
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}
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Types types = task.getTypes();
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str1 = types.asElement(trees.getOriginalType((ErrorType)typeMirror)).toString();
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if (!str1.equals("java.lang.Number")) {
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throw new AssertionError("Types.asElement() error!");
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}
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i++;
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}
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else if (i == 1) {
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String str1 = trees.getOriginalType((ErrorType)typeMirror).toString();
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if (!str1.equals("FooBar")) {
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throw new AssertionError("Trees.getOriginalType() error!");
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}
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Types types = task.getTypes();
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str1 = types.asElement(trees.getOriginalType((ErrorType)typeMirror)).toString();
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if (!str1.equals("FooBar")) {
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throw new AssertionError("Types.asElement() error!");
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}
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foundError = true;
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}
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}
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return null;
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}
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}
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}
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