jdk8-mips64-public/langtools: test/tools/javac/tree/TypeAnnotationsPretty.java@7de231613e4a (annotated)

test/tools/javac/tree/TypeAnnotationsPretty.java@7de231613e4a (annotated)

test/tools/javac/tree/TypeAnnotationsPretty.java

Wed, 21 Aug 2013 16:13:50 -0700

author: jjg
date: Wed, 21 Aug 2013 16:13:50 -0700
changeset 1969: 7de231613e4a
child 1986: b0b25c1f6cbd
permissions: -rw-r--r--

8023515: import type-annotations updates
Reviewed-by: jjg
Contributed-by: wdietl@gmail.com

 /*
  * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.
  *
  * This code is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  * version 2 for more details (a copy is included in the LICENSE file that
  * accompanied this code).
  *
  * You should have received a copy of the GNU General Public License version
  * 2 along with this work; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  *
  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */
 /*
  * @test
  * @bug 1234567
  * @summary test Pretty print of type annotations
  * @author wmdietl
  */
 import com.sun.source.tree.ClassTree;
 import com.sun.source.tree.CompilationUnitTree;
 import com.sun.tools.javac.api.JavacTaskImpl;
 import com.sun.tools.javac.tree.JCTree;
 import java.io.IOException;
 import java.net.URI;
 import java.util.Arrays;
 import java.util.List;
 import java.util.LinkedList;
 import javax.tools.JavaCompiler;
 import javax.tools.JavaFileObject;
 import javax.tools.SimpleJavaFileObject;
 import javax.tools.ToolProvider;
 public class TypeAnnotationsPretty {
     private final JavaCompiler tool;
     TypeAnnotationsPretty() {
         tool = ToolProvider.getSystemJavaCompiler();
     }
     private List<String> matches = new LinkedList<String>();
     private List<String> mismatches = new LinkedList<String>();
     public static void main(String... args) throws Exception {
         TypeAnnotationsPretty tap = new TypeAnnotationsPretty();
         tap.runField("@TA()\nObject cls = null");
         tap.runField("@TA()\nObject cls = new @TA() Object()");
         tap.runField("@TA()\nList<@TB() Object> cls = null");
         tap.runField("@TA()\nList<@TB() Object> cls = new @TA() LinkedList<@TB() Object>()");
         tap.runField("Class[] cls = null");
         tap.runField("@TA()\nClass[] cls = null");
         tap.runField("Class @TA() [] cls = null");
         tap.runField("@TA()\nClass @TB() [] cls = null");
         tap.runField("Class[] cls = new Class[]{Object.class}");
         tap.runField("@TA()\nClass[] cls = new @TA() Class[]{Object.class}");
         tap.runField("Class @TB() [] cls = new Class @TB() []{Object.class}");
         tap.runField("@TA()\nClass @TB() [] cls = new @TA() Class @TB() []{Object.class}");
         tap.runField("@TA()\nClass @TB() [] @TC() [] cls = new @TA() Class @TB() [10] @TC() []");
         tap.runField("Class @TB() [] @TC() [] cls = new Class @TB() [10] @TC() []");
         tap.runField("@TA()\nClass @TB() [] @TC() [] @TD() [] cls = new @TA() Class @TB() [10] @TC() [] @TD() []");
         tap.runMethod("\n@TA()\nObject test(@TB()\nList<@TC() String> p) {\n" +
                 "    return null;\n" +
                 "}");
         if (!tap.matches.isEmpty()) {
             for (String m : tap.matches)
                 System.out.println(m);
         }
         if (!tap.mismatches.isEmpty()) {
             for (String mm : tap.mismatches)
                 System.err.println(mm + "\n");
             throw new RuntimeException("Tests failed!");
         }
     }
     private static final String prefix =
             "import java.lang.annotation.*;" +
             "import java.util.*;" +
             "public class Test {";
     private static final String postfix =
             "@Target(ElementType.TYPE_USE)" +
             "@interface TA {}" +
             "@Target(ElementType.TYPE_USE)" +
             "@interface TB {}" +
             "@Target(ElementType.TYPE_USE)" +
             "@interface TC {}" +
             "@Target(ElementType.TYPE_USE)" +
             "@interface TD {}";
     private void runField(String code) throws IOException {
         String src = prefix +
                 code + "; }" +
                 postfix;
         JavacTaskImpl ct = (JavacTaskImpl) tool.getTask(null, null, null, null,
                 null, Arrays.asList(new MyFileObject(src)));
         for (CompilationUnitTree cut : ct.parse()) {
             JCTree.JCVariableDecl var =
                     (JCTree.JCVariableDecl) ((ClassTree) cut.getTypeDecls().get(0)).getMembers().get(0);
             if (!code.equals(var.toString())) {
                 mismatches.add("Expected: " + code +
                         "\nObtained: " + var.toString());
             } else {
                 matches.add("Passed: " + code);
             }
         }
     }
     private void runMethod(String code) throws IOException {
         String src = prefix +
                 code + "}" +
                 postfix;
         JavacTaskImpl ct = (JavacTaskImpl) tool.getTask(null, null, null, null,
                 null, Arrays.asList(new MyFileObject(src)));
         for (CompilationUnitTree cut : ct.parse()) {
             JCTree.JCMethodDecl var =
                     (JCTree.JCMethodDecl) ((ClassTree) cut.getTypeDecls().get(0)).getMembers().get(0);
             if (!code.equals(var.toString())) {
                 mismatches.add("Expected: " + code +
                         "\nObtained: " + var.toString());
             } else {
                 matches.add("Passed: " + code);
             }
         }
     }
 }
 class MyFileObject extends SimpleJavaFileObject {
     private String text;
     public MyFileObject(String text) {
         super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE);
         this.text = text;
     }
     @Override
     public CharSequence getCharContent(boolean ignoreEncodingErrors) {
         return text;
     }
 }

Mercurial > jdk8-mips64-public > langtools / annotate

test/tools/javac/tree/TypeAnnotationsPretty.java@7de231613e4a (annotated)

test/tools/javac/tree/TypeAnnotationsPretty.java