mcimadamore@735: /*
mcimadamore@735:  * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
mcimadamore@735:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
mcimadamore@735:  *
mcimadamore@735:  * This code is free software; you can redistribute it and/or modify it
mcimadamore@735:  * under the terms of the GNU General Public License version 2 only, as
mcimadamore@735:  * published by the Free Software Foundation.
mcimadamore@735:  *
mcimadamore@735:  * This code is distributed in the hope that it will be useful, but WITHOUT
mcimadamore@735:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
mcimadamore@735:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
mcimadamore@735:  * version 2 for more details (a copy is included in the LICENSE file that
mcimadamore@735:  * accompanied this code).
mcimadamore@735:  *
mcimadamore@735:  * You should have received a copy of the GNU General Public License version
mcimadamore@735:  * 2 along with this work; if not, write to the Free Software Foundation,
mcimadamore@735:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
mcimadamore@735:  *
mcimadamore@735:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
mcimadamore@735:  * or visit www.oracle.com if you need additional information or have any
mcimadamore@735:  * questions.
mcimadamore@735:  */
mcimadamore@735: 
mcimadamore@735: /*
mcimadamore@735:  * @test
mcimadamore@735:  * @bug 6993963
mcimadamore@735:  * @summary Project Coin: Use precise exception analysis for effectively final catch parameters
mcimadamore@735:  * @library ../../lib
mcimadamore@735:  * @build JavacTestingAbstractProcessor ModelChecker
mcimadamore@735:  * @compile -processor ModelChecker Model01.java
mcimadamore@735:  */
mcimadamore@735: 
mcimadamore@735: import com.sun.source.tree.VariableTree;
mcimadamore@735: import com.sun.source.util.TreePathScanner;
mcimadamore@735: import com.sun.source.util.Trees;
mcimadamore@735: import com.sun.source.util.TreePath;
mcimadamore@735: 
mcimadamore@735: import java.util.Set;
mcimadamore@735: import javax.annotation.processing.RoundEnvironment;
mcimadamore@735: import javax.annotation.processing.SupportedAnnotationTypes;
mcimadamore@735: import javax.lang.model.element.Element;
mcimadamore@735: import javax.lang.model.element.ElementKind;
mcimadamore@735: import javax.lang.model.element.TypeElement;
mcimadamore@735: 
mcimadamore@735: @SupportedAnnotationTypes("Check")
mcimadamore@735: public class ModelChecker extends JavacTestingAbstractProcessor {
mcimadamore@735: 
mcimadamore@735:     @Override
mcimadamore@735:     public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
mcimadamore@735:         if (roundEnv.processingOver())
mcimadamore@735:             return true;
mcimadamore@735: 
mcimadamore@735:         Trees trees = Trees.instance(processingEnv);
mcimadamore@735: 
mcimadamore@735:         TypeElement testAnno = elements.getTypeElement("Check");
mcimadamore@735:         for (Element elem: roundEnv.getElementsAnnotatedWith(testAnno)) {
mcimadamore@735:             TreePath p = trees.getPath(elem);
mcimadamore@735:             new MulticatchParamTester(trees).scan(p, null);
mcimadamore@735:         }
mcimadamore@735:         return true;
mcimadamore@735:     }
mcimadamore@735: 
mcimadamore@735:     class MulticatchParamTester extends TreePathScanner<Void, Void> {
mcimadamore@735:         Trees trees;
mcimadamore@735: 
mcimadamore@735:         public MulticatchParamTester(Trees trees) {
mcimadamore@735:             super();
mcimadamore@735:             this.trees = trees;
mcimadamore@735:         }
mcimadamore@735: 
mcimadamore@735:         @Override
mcimadamore@735:         public Void visitVariable(VariableTree node, Void p) {
mcimadamore@735:             Element ex = trees.getElement(getCurrentPath());
mcimadamore@735:             if (ex.getSimpleName().contentEquals("ex")) {
mcimadamore@735:                 assertTrue(ex.getKind() == ElementKind.EXCEPTION_PARAMETER, "Expected EXCEPTION_PARAMETER - found " + ex.getKind());
mcimadamore@735:                 for (Element e : types.asElement(ex.asType()).getEnclosedElements()) {
mcimadamore@735:                     Member m = e.getAnnotation(Member.class);
mcimadamore@735:                     if (m != null) {
mcimadamore@735:                         assertTrue(e.getKind() == m.value(), "Expected " + m.value() + " - found " + e.getKind());
mcimadamore@735:                     }
mcimadamore@735:                 }
mcimadamore@735:                 assertTrue(assertionCount == 3, "Expected 3 assertions - found " + assertionCount);
mcimadamore@735:             }
mcimadamore@735:             return super.visitVariable(node, p);
mcimadamore@735:         }
mcimadamore@735:     }
mcimadamore@735: 
mcimadamore@735:     private static void assertTrue(boolean cond, String msg) {
mcimadamore@735:         assertionCount++;
mcimadamore@735:         if (!cond)
mcimadamore@735:             throw new AssertionError(msg);
mcimadamore@735:     }
mcimadamore@735: 
mcimadamore@735:     static int assertionCount = 0;
mcimadamore@735: }