Sun, 08 Nov 2015 10:25:32 -0800
Added tag jdk8u66-b18 for changeset ee701de614ad
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. |
aoqi@0 | 8 | * |
aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 13 | * accompanied this code). |
aoqi@0 | 14 | * |
aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 18 | * |
aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 21 | * questions. |
aoqi@0 | 22 | */ |
aoqi@0 | 23 | |
aoqi@0 | 24 | package crules; |
aoqi@0 | 25 | |
aoqi@0 | 26 | import java.text.MessageFormat; |
aoqi@0 | 27 | import java.util.Locale; |
aoqi@0 | 28 | import java.util.ResourceBundle; |
aoqi@0 | 29 | |
aoqi@0 | 30 | import javax.lang.model.element.TypeElement; |
aoqi@0 | 31 | import javax.tools.JavaFileObject; |
aoqi@0 | 32 | |
aoqi@0 | 33 | import com.sun.source.tree.Tree; |
aoqi@0 | 34 | import com.sun.source.util.JavacTask; |
aoqi@0 | 35 | import com.sun.source.util.Plugin; |
aoqi@0 | 36 | import com.sun.source.util.TaskEvent; |
aoqi@0 | 37 | import com.sun.source.util.TaskListener; |
aoqi@0 | 38 | import com.sun.source.util.Trees; |
aoqi@0 | 39 | import com.sun.tools.javac.api.BasicJavacTask; |
aoqi@0 | 40 | import com.sun.tools.javac.tree.JCTree; |
aoqi@0 | 41 | import com.sun.tools.javac.tree.TreeScanner; |
aoqi@0 | 42 | import com.sun.tools.javac.util.Context; |
aoqi@0 | 43 | import com.sun.tools.javac.util.Log; |
aoqi@0 | 44 | |
aoqi@0 | 45 | import static com.sun.source.util.TaskEvent.Kind; |
aoqi@0 | 46 | |
aoqi@0 | 47 | public abstract class AbstractCodingRulesAnalyzer implements Plugin { |
aoqi@0 | 48 | |
aoqi@0 | 49 | protected Log log; |
aoqi@0 | 50 | protected Trees trees; |
aoqi@0 | 51 | protected TreeScanner treeVisitor; |
aoqi@0 | 52 | protected Kind eventKind; |
aoqi@0 | 53 | protected Messages messages; |
aoqi@0 | 54 | |
aoqi@0 | 55 | public void init(JavacTask task, String... args) { |
aoqi@0 | 56 | BasicJavacTask impl = (BasicJavacTask)task; |
aoqi@0 | 57 | Context context = impl.getContext(); |
aoqi@0 | 58 | log = Log.instance(context); |
aoqi@0 | 59 | trees = Trees.instance(task); |
aoqi@0 | 60 | messages = new Messages(); |
aoqi@0 | 61 | task.addTaskListener(new PostAnalyzeTaskListener()); |
aoqi@0 | 62 | } |
aoqi@0 | 63 | |
aoqi@0 | 64 | public class PostAnalyzeTaskListener implements TaskListener { |
aoqi@0 | 65 | |
aoqi@0 | 66 | @Override |
aoqi@0 | 67 | public void started(TaskEvent taskEvent) {} |
aoqi@0 | 68 | |
aoqi@0 | 69 | @Override |
aoqi@0 | 70 | public void finished(TaskEvent taskEvent) { |
aoqi@0 | 71 | if (taskEvent.getKind().equals(eventKind)) { |
aoqi@0 | 72 | TypeElement typeElem = taskEvent.getTypeElement(); |
aoqi@0 | 73 | Tree tree = trees.getTree(typeElem); |
aoqi@0 | 74 | if (tree != null) { |
aoqi@0 | 75 | JavaFileObject prevSource = log.currentSourceFile(); |
aoqi@0 | 76 | try { |
aoqi@0 | 77 | log.useSource(taskEvent.getCompilationUnit().getSourceFile()); |
aoqi@0 | 78 | treeVisitor.scan((JCTree)tree); |
aoqi@0 | 79 | } finally { |
aoqi@0 | 80 | log.useSource(prevSource); |
aoqi@0 | 81 | } |
aoqi@0 | 82 | } |
aoqi@0 | 83 | } |
aoqi@0 | 84 | } |
aoqi@0 | 85 | } |
aoqi@0 | 86 | |
aoqi@0 | 87 | class Messages { |
aoqi@0 | 88 | ResourceBundle bundle; |
aoqi@0 | 89 | |
aoqi@0 | 90 | Messages() { |
aoqi@0 | 91 | String name = getClass().getPackage().getName() + ".resources.crules"; |
aoqi@0 | 92 | bundle = ResourceBundle.getBundle(name, Locale.ENGLISH); |
aoqi@0 | 93 | } |
aoqi@0 | 94 | |
aoqi@0 | 95 | public void error(JCTree tree, String code, Object... args) { |
aoqi@0 | 96 | String msg = (code == null) ? (String) args[0] : localize(code, args); |
aoqi@0 | 97 | log.error(tree, "proc.messager", msg.toString()); |
aoqi@0 | 98 | } |
aoqi@0 | 99 | |
aoqi@0 | 100 | private String localize(String code, Object... args) { |
aoqi@0 | 101 | String msg = bundle.getString(code); |
aoqi@0 | 102 | if (msg == null) { |
aoqi@0 | 103 | StringBuilder sb = new StringBuilder(); |
aoqi@0 | 104 | sb.append("message file broken: code=").append(code); |
aoqi@0 | 105 | if (args.length > 0) { |
aoqi@0 | 106 | sb.append(" arguments={0}"); |
aoqi@0 | 107 | for (int i = 1; i < args.length; i++) { |
aoqi@0 | 108 | sb.append(", {").append(i).append("}"); |
aoqi@0 | 109 | } |
aoqi@0 | 110 | } |
aoqi@0 | 111 | msg = sb.toString(); |
aoqi@0 | 112 | } |
aoqi@0 | 113 | return MessageFormat.format(msg, args); |
aoqi@0 | 114 | } |
aoqi@0 | 115 | } |
aoqi@0 | 116 | |
aoqi@0 | 117 | } |