| /* |
| * Copyright (c) 2010, 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 6993301 |
| * @summary catch parameters do not have correct kind (i.e. ElementKind.EXCEPTION_PARAMETER) |
| * @modules jdk.compiler/com.sun.tools.javac.api |
| */ |
| |
| import com.sun.source.tree.CompilationUnitTree; |
| import com.sun.source.tree.IdentifierTree; |
| import com.sun.source.tree.VariableTree; |
| import com.sun.source.util.TreePathScanner; |
| import com.sun.source.util.Trees; |
| import com.sun.tools.javac.api.JavacTaskImpl; |
| import java.io.IOException; |
| import java.net.URI; |
| import java.util.Arrays; |
| import javax.lang.model.element.Element; |
| import javax.lang.model.element.ElementKind; |
| import javax.tools.JavaCompiler; |
| import javax.tools.JavaFileObject; |
| import javax.tools.SimpleJavaFileObject; |
| import javax.tools.ToolProvider; |
| |
| /** |
| * @author Jan Lahoda |
| */ |
| public class T6993301 { |
| public static void main(String... args) throws Exception { |
| new T6993301().testExceptionParameterCorrectKind(); |
| } |
| |
| static class MyFileObject extends SimpleJavaFileObject { |
| private String text; |
| public MyFileObject(String text) { |
| super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE); |
| this.text = text; |
| } |
| @Override |
| public CharSequence getCharContent(boolean ignoreEncodingErrors) { |
| return text; |
| } |
| } |
| |
| public void testExceptionParameterCorrectKind() throws IOException { |
| final JavaCompiler tool = ToolProvider.getSystemJavaCompiler(); |
| assert tool != null; |
| |
| String code = "package test; public class Test { { try { } catch (NullPointerException ex) {} } }"; |
| |
| final JavacTaskImpl ct = (JavacTaskImpl)tool.getTask(null, null, null, |
| null, null, Arrays.asList(new MyFileObject(code))); |
| CompilationUnitTree cut = ct.parse().iterator().next(); |
| |
| ct.analyze(); |
| |
| new TreePathScanner<Void, Void>() { |
| @Override |
| public Void visitVariable(VariableTree node, Void p) { |
| Element el = Trees.instance(ct).getElement(getCurrentPath()); |
| |
| assertNotNull(el); |
| assertEquals(ElementKind.EXCEPTION_PARAMETER, el.getKind()); |
| |
| return super.visitVariable(node, p); |
| } |
| }.scan(cut, null); |
| } |
| |
| private void assertNotNull(Object o) { |
| if (o == null) |
| throw new AssertionError(); |
| } |
| |
| private <T> void assertEquals(T expected, T actual) { |
| if (expected == null ? actual == null : expected.equals(actual)) |
| return; |
| throw new AssertionError("expected: " + expected + ", actual: " + actual); |
| } |
| |
| } |