1 /* 2 * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @bug 6403459 27 * @summary Test that generating programs with syntax errors is a fatal condition 28 * @author Joseph D. Darcy 29 * @compile TestFatalityOfParseErrors.java 30 * @compile/fail -XprintRounds -processor TestFatalityOfParseErrors -proc:only TestFatalityOfParseErrors.java 31 */ 32 33 import java.util.Set; 34 import javax.annotation.processing.*; 35 import javax.lang.model.SourceVersion; 36 import static javax.lang.model.SourceVersion.*; 37 import javax.lang.model.element.*; 38 import javax.lang.model.util.*; 39 import static javax.tools.Diagnostic.Kind.*; 40 41 import java.io.PrintWriter; 42 import java.io.IOException; 43 44 /** 45 * Write out an incomplete source file and observe that the next round 46 * is marked as an error. 47 */ 48 @SupportedAnnotationTypes("*") 49 public class TestFatalityOfParseErrors extends AbstractProcessor { 50 int round = 0; 51 Messager messager; 52 Filer filer; 53 54 public boolean process(Set<? extends TypeElement> annotations, 55 RoundEnvironment roundEnvironment) { 56 try { 57 PrintWriter pw = null; 58 round++; 59 60 switch (round) { 61 case 1: 62 pw = new PrintWriter(filer.createSourceFile("SyntaxError").openWriter()); 63 pw.println("class SyntaxError {"); 64 pw.close(); 65 break; 66 67 case 2: 68 pw = new PrintWriter(filer.createSourceFile("SimpleClass").openWriter()); 69 pw.println("class SimpleClass {}"); 70 pw.close(); 71 72 if (!roundEnvironment.errorRaised() || !roundEnvironment.processingOver() ) { 73 System.err.println(roundEnvironment); 74 throw new RuntimeException("Second round not erroneous as expected."); 75 } 76 if (!roundEnvironment.getRootElements().isEmpty()) { 77 System.err.println(roundEnvironment); 78 throw new RuntimeException("Root elements not empty as expected."); 79 } 80 break; 81 82 default: 83 throw new RuntimeException("Unexpected round number " + round); 84 } 85 } catch (IOException ioException) { 86 throw new RuntimeException(ioException); 87 } 88 return true; 89 } 90 91 public SourceVersion getSupportedSourceVersion() { 92 return SourceVersion.latest(); 93 } 94 95 public void init(ProcessingEnvironment processingEnv) { 96 super.init(processingEnv); 97 messager = processingEnv.getMessager(); 98 filer = processingEnv.getFiler(); 99 } 100 }