| /* |
| * Copyright (c) 2018, 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 8152616 |
| * @summary Unit test for corner case of PrettyPrinting when SourceOutput is false |
| * @modules jdk.compiler/com.sun.tools.javac.api |
| * jdk.compiler/com.sun.tools.javac.tree |
| */ |
| |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.io.OutputStream; |
| import java.io.StringWriter; |
| import javax.tools.StandardJavaFileManager; |
| import javax.tools.DiagnosticListener; |
| import com.sun.source.tree.CompilationUnitTree; |
| import com.sun.source.util.JavacTask; |
| import com.sun.tools.javac.api.JavacTool; |
| import com.sun.tools.javac.tree.JCTree; |
| import com.sun.tools.javac.tree.Pretty; |
| import java.io.IOException; |
| |
| public class T8152616 { |
| |
| public String PrettyPrint(JCTree tree){ |
| StringWriter s = new StringWriter(); |
| try { |
| new Pretty(s, false).printExpr(tree); |
| } |
| catch (IOException e) { |
| throw new AssertionError(e); |
| } |
| return s.toString(); |
| } |
| |
| public static void main(String[] args) throws Exception { |
| T8152616 obj = new T8152616(); |
| JavacTool javac = JavacTool.create(); |
| StandardJavaFileManager jfm = javac.getStandardFileManager(null,null,null); |
| File file = File.createTempFile("test", ".java"); |
| OutputStream outputStream = new FileOutputStream(file); |
| outputStream.write("enum Foo {AA(10), BB, CC { void m() {} }; void m() {};}".getBytes()); |
| JavacTask task = javac.getTask(null, jfm, null, null, null, |
| jfm.getJavaFileObjects(file.getAbsolutePath())); |
| Iterable<? extends CompilationUnitTree> trees = task.parse(); |
| CompilationUnitTree thisTree = trees.iterator().next(); |
| file.delete(); |
| outputStream = new FileOutputStream(file); |
| outputStream.write((obj.PrettyPrint((JCTree)thisTree)).getBytes()); |
| task = javac.getTask(null, jfm, null, null, null, |
| jfm.getJavaFileObjects(file.getAbsolutePath())); |
| if(task.parse().toString().contains("ERROR")){ |
| throw new AssertionError("parsing temp file failed with errors"); |
| }else{ |
| System.out.println("parsing successfull"); |
| } |
| file.delete(); |
| } |
| } |