96 lines
3.5 KiB
Java
96 lines
3.5 KiB
Java
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/*
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* Copyright (c) 2010, 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 6993963
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* @summary Project Coin: Use precise exception analysis for effectively final catch parameters
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* @library ../../lib
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* @build JavacTestingAbstractProcessor ModelChecker
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* @compile -processor ModelChecker Model01.java
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*/
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import com.sun.source.tree.VariableTree;
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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.source.util.TreePath;
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import java.util.Set;
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import javax.annotation.processing.RoundEnvironment;
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import javax.annotation.processing.SupportedAnnotationTypes;
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import javax.lang.model.element.Element;
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import javax.lang.model.element.ElementKind;
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import javax.lang.model.element.TypeElement;
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@SupportedAnnotationTypes("Check")
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public class ModelChecker extends JavacTestingAbstractProcessor {
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@Override
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public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
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if (roundEnv.processingOver())
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return true;
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Trees trees = Trees.instance(processingEnv);
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TypeElement testAnno = elements.getTypeElement("Check");
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for (Element elem: roundEnv.getElementsAnnotatedWith(testAnno)) {
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TreePath p = trees.getPath(elem);
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new MulticatchParamTester(trees).scan(p, null);
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}
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return true;
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}
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class MulticatchParamTester extends TreePathScanner<Void, Void> {
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Trees trees;
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public MulticatchParamTester(Trees trees) {
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super();
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this.trees = trees;
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}
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@Override
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public Void visitVariable(VariableTree node, Void p) {
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Element ex = trees.getElement(getCurrentPath());
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if (ex.getSimpleName().contentEquals("ex")) {
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assertTrue(ex.getKind() == ElementKind.EXCEPTION_PARAMETER, "Expected EXCEPTION_PARAMETER - found " + ex.getKind());
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for (Element e : types.asElement(ex.asType()).getEnclosedElements()) {
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Member m = e.getAnnotation(Member.class);
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if (m != null) {
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assertTrue(e.getKind() == m.value(), "Expected " + m.value() + " - found " + e.getKind());
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}
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}
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assertTrue(assertionCount == 3, "Expected 3 assertions - found " + assertionCount);
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}
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return super.visitVariable(node, p);
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}
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}
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private static void assertTrue(boolean cond, String msg) {
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assertionCount++;
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if (!cond)
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throw new AssertionError(msg);
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}
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static int assertionCount = 0;
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}
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