aoqi@0: /*
aoqi@0:  * Copyright (c) 2013, 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: import com.sun.source.tree.CompilationUnitTree;
aoqi@0: import com.sun.source.tree.IdentifierTree;
aoqi@0: import com.sun.source.tree.MemberSelectTree;
aoqi@0: import com.sun.source.util.JavacTask;
aoqi@0: import com.sun.source.util.TreePathScanner;
aoqi@0: import com.sun.source.util.Trees;
aoqi@0: import com.sun.tools.javac.api.JavacTool;
aoqi@0: import com.sun.tools.javac.file.JavacFileManager;
aoqi@0: import java.io.File;
aoqi@0: import java.io.IOException;
aoqi@0: import java.net.URISyntaxException;
aoqi@0: import java.util.Collections;
aoqi@0: import javax.lang.model.element.Element;
aoqi@0: import javax.lang.model.element.ElementKind;
aoqi@0: 
aoqi@0: public class VerifyAnnotationsAttributed {
aoqi@0:     public static void main(String... args) throws IOException, URISyntaxException {
aoqi@0:         if (args.length != 1) throw new IllegalStateException("Must provide class name!");
aoqi@0:         File testSrc = new File(System.getProperty("test.src"));
aoqi@0:         File testFile = new File(testSrc, args[0]);
aoqi@0:         if (!testFile.canRead()) throw new IllegalStateException("Cannot read the test source");
aoqi@0:         JavacFileManager fm = JavacTool.create().getStandardFileManager(null, null, null);
aoqi@0:         JavacTask task = JavacTool.create().getTask(null,
aoqi@0:                                                     fm,
aoqi@0:                                                     null,
aoqi@0:                                                     Collections.<String>emptyList(),
aoqi@0:                                                     null,
aoqi@0:                                                     fm.getJavaFileObjects(testFile));
aoqi@0:         final Trees trees = Trees.instance(task);
aoqi@0:         final CompilationUnitTree cut = task.parse().iterator().next();
aoqi@0:         task.analyze();
aoqi@0: 
aoqi@0:         //ensure all the annotation attributes are annotated meaningfully
aoqi@0:         //all the attributes in the test file should contain either an identifier
aoqi@0:         //or a select, so only checking those for a reasonable Element/Symbol.
aoqi@0:         new TreePathScanner<Void, Void>() {
aoqi@0:             @Override
aoqi@0:             public Void visitIdentifier(IdentifierTree node, Void p) {
aoqi@0:                 verifyAttributedMeaningfully();
aoqi@0:                 return super.visitIdentifier(node, p);
aoqi@0:             }
aoqi@0:             @Override
aoqi@0:             public Void visitMemberSelect(MemberSelectTree node, Void p) {
aoqi@0:                 verifyAttributedMeaningfully();
aoqi@0:                 return super.visitMemberSelect(node, p);
aoqi@0:             }
aoqi@0:             private void verifyAttributedMeaningfully() {
aoqi@0:                 Element el = trees.getElement(getCurrentPath());
aoqi@0: 
aoqi@0:                 if (el == null || el.getKind() == ElementKind.OTHER) {
aoqi@0:                     throw new IllegalStateException("Not attributed properly: " + getCurrentPath().getParentPath().getLeaf());
aoqi@0:                 }
aoqi@0:             }
aoqi@0:         }.scan(cut, null);
aoqi@0:     }
aoqi@0: }