aoqi@0: /*
aoqi@0:  * Copyright (c) 2006, 2010, 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: 
aoqi@0: /*
aoqi@0:  * @test
aoqi@0:  * @bug 6439826 6411930 6380018 6392177
aoqi@0:  * @summary Exception issuing Diagnostic while processing generated errant code
aoqi@0:  */
aoqi@0: 
aoqi@0: import java.io.*;
aoqi@0: import java.util.*;
aoqi@0: import javax.annotation.processing.*;
aoqi@0: import javax.lang.model.*;
aoqi@0: import javax.lang.model.element.*;
aoqi@0: import javax.tools.*;
aoqi@0: import com.sun.source.util.*;
aoqi@0: import com.sun.tools.javac.api.*;
aoqi@0: import static javax.lang.model.util.ElementFilter.*;
aoqi@0: 
aoqi@0: 
aoqi@0: @SupportedAnnotationTypes("*")
aoqi@0: public class T6439826 extends AbstractProcessor {
aoqi@0:     public static void main(String... args) {
aoqi@0:         String testSrc = System.getProperty("test.src", ".");
aoqi@0:         String testClasses = System.getProperty("test.classes");
aoqi@0:         JavacTool tool = JavacTool.create();
aoqi@0:         MyDiagListener dl = new MyDiagListener();
aoqi@0:         StandardJavaFileManager fm = tool.getStandardFileManager(dl, null, null);
aoqi@0:         Iterable<? extends JavaFileObject> files =
aoqi@0:             fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrc, T6439826.class.getName()+".java")));
aoqi@0:         Iterable<String> opts = Arrays.asList("-proc:only",
aoqi@0:                                               "-processor", "T6439826",
aoqi@0:                                               "-processorpath", testClasses);
aoqi@0:         StringWriter out = new StringWriter();
aoqi@0:         JavacTask task = tool.getTask(out, fm, dl, opts, null, files);
aoqi@0:         task.call();
aoqi@0:         String s = out.toString();
aoqi@0:         System.err.print(s);
aoqi@0:         // Expect the following 2 diagnostics, and no output to log
aoqi@0:         //   Foo.java:1: illegal character: \35
aoqi@0:         //   Foo.java:1: reached end of file while parsing
aoqi@0:         System.err.println(dl.count + " diagnostics; " + s.length() + " characters");
aoqi@0:         if (dl.count != 2 || s.length() != 0)
aoqi@0:             throw new AssertionError("unexpected output from compiler");
aoqi@0:     }
aoqi@0: 
aoqi@0:     public boolean process(Set<? extends TypeElement> annotations,
aoqi@0:                            RoundEnvironment roundEnv) {
aoqi@0:         Set<? extends TypeElement> elems = typesIn(roundEnv.getRootElements());
aoqi@0:         for (TypeElement e: elems) {
aoqi@0:             if (e.getSimpleName().toString().equals(T6439826.class.getName()))
aoqi@0:                 writeBadFile();
aoqi@0:         }
aoqi@0:         return false;
aoqi@0:     }
aoqi@0: 
aoqi@0:     @Override
aoqi@0:     public SourceVersion getSupportedSourceVersion() {
aoqi@0:         return SourceVersion.latest();
aoqi@0:     }
aoqi@0: 
aoqi@0:     private void writeBadFile() {
aoqi@0:         Filer filer = processingEnv.getFiler();
aoqi@0:         Messager messager = processingEnv.getMessager();
aoqi@0:         try {
aoqi@0:             Writer out = filer.createSourceFile("Foo").openWriter();
aoqi@0:             out.write("class Foo #"); // write a file that generates a scanner error
aoqi@0:             out.close();
aoqi@0:         } catch (IOException e) {
aoqi@0:             messager.printMessage(Diagnostic.Kind.ERROR, e.toString());
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     static class MyDiagListener implements DiagnosticListener {
aoqi@0:         public void report(Diagnostic d) {
aoqi@0:             System.err.println(d);
aoqi@0:             count++;
aoqi@0:         }
aoqi@0: 
aoqi@0:         public int count;
aoqi@0:     }
aoqi@0: }