aoqi@0: /*
aoqi@0:  * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: /*
aoqi@0:  * @test
aoqi@0:  * @bug 6993301
aoqi@0:  * @summary catch parameters do not have correct kind (i.e. ElementKind.EXCEPTION_PARAMETER)
aoqi@0:  */
aoqi@0: 
aoqi@0: import com.sun.source.tree.CompilationUnitTree;
aoqi@0: import com.sun.source.tree.IdentifierTree;
aoqi@0: import com.sun.source.tree.VariableTree;
aoqi@0: import com.sun.source.util.TreePathScanner;
aoqi@0: import com.sun.source.util.Trees;
aoqi@0: import com.sun.tools.javac.api.JavacTaskImpl;
aoqi@0: import java.io.IOException;
aoqi@0: import java.net.URI;
aoqi@0: import java.util.Arrays;
aoqi@0: import javax.lang.model.element.Element;
aoqi@0: import javax.lang.model.element.ElementKind;
aoqi@0: import javax.tools.JavaCompiler;
aoqi@0: import javax.tools.JavaFileObject;
aoqi@0: import javax.tools.SimpleJavaFileObject;
aoqi@0: import javax.tools.ToolProvider;
aoqi@0: 
aoqi@0: /**
aoqi@0:  *
aoqi@0:  * @author Jan Lahoda
aoqi@0:  */
aoqi@0: public class T6993301 {
aoqi@0:     public static void main(String... args) throws Exception {
aoqi@0:         new T6993301().testExceptionParameterCorrectKind();
aoqi@0:     }
aoqi@0: 
aoqi@0:     static class MyFileObject extends SimpleJavaFileObject {
aoqi@0:         private String text;
aoqi@0:         public MyFileObject(String text) {
aoqi@0:             super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE);
aoqi@0:             this.text = text;
aoqi@0:         }
aoqi@0:         @Override
aoqi@0:         public CharSequence getCharContent(boolean ignoreEncodingErrors) {
aoqi@0:             return text;
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     public void testExceptionParameterCorrectKind() throws IOException {
aoqi@0:         final String bootPath = System.getProperty("sun.boot.class.path");
aoqi@0:         final JavaCompiler tool = ToolProvider.getSystemJavaCompiler();
aoqi@0:         assert tool != null;
aoqi@0: 
aoqi@0:         String code = "package test; public class Test { { try { } catch (NullPointerException ex) {} } }";
aoqi@0: 
aoqi@0:         final JavacTaskImpl ct = (JavacTaskImpl)tool.getTask(null, null, null,
aoqi@0:                 Arrays.asList("-bootclasspath",  bootPath),
aoqi@0:                 null, Arrays.asList(new MyFileObject(code)));
aoqi@0:         CompilationUnitTree cut = ct.parse().iterator().next();
aoqi@0: 
aoqi@0:         ct.analyze();
aoqi@0: 
aoqi@0:         new TreePathScanner<Void, Void>() {
aoqi@0:             @Override
aoqi@0:             public Void visitVariable(VariableTree node, Void p) {
aoqi@0:                 Element el = Trees.instance(ct).getElement(getCurrentPath());
aoqi@0: 
aoqi@0:                 assertNotNull(el);
aoqi@0:                 assertEquals(ElementKind.EXCEPTION_PARAMETER, el.getKind());
aoqi@0: 
aoqi@0:                 return super.visitVariable(node, p);
aoqi@0:             }
aoqi@0:         }.scan(cut, null);
aoqi@0:     }
aoqi@0: 
aoqi@0:     private void assertNotNull(Object o) {
aoqi@0:         if (o == null)
aoqi@0:             throw new AssertionError();
aoqi@0:     }
aoqi@0: 
aoqi@0:     private <T> void assertEquals(T expected, T actual) {
aoqi@0:         if (expected == null ? actual == null : expected.equals(actual))
aoqi@0:             return;
aoqi@0:         throw new AssertionError("expected: " + expected + ", actual: " + actual);
aoqi@0:     }
aoqi@0: 
aoqi@0: }