test/tools/javac/processing/T6439826.java

Wed, 29 Sep 2010 23:27:57 -0700

author
darcy
date
Wed, 29 Sep 2010 23:27:57 -0700
changeset 699
d2aaaec153e8
parent 554
9d9f26857129
child 2525
2eb010b6cb22
permissions
-rw-r--r--

6983738: Use a JavacTestingAbstractProcessor
Reviewed-by: jjg

duke@1 1 /*
darcy@699 2 * Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved.
duke@1 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@1 4 *
duke@1 5 * This code is free software; you can redistribute it and/or modify it
duke@1 6 * under the terms of the GNU General Public License version 2 only, as
duke@1 7 * published by the Free Software Foundation.
duke@1 8 *
duke@1 9 * This code is distributed in the hope that it will be useful, but WITHOUT
duke@1 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@1 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@1 12 * version 2 for more details (a copy is included in the LICENSE file that
duke@1 13 * accompanied this code).
duke@1 14 *
duke@1 15 * You should have received a copy of the GNU General Public License version
duke@1 16 * 2 along with this work; if not, write to the Free Software Foundation,
duke@1 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@1 18 *
ohair@554 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@554 20 * or visit www.oracle.com if you need additional information or have any
ohair@554 21 * questions.
duke@1 22 */
duke@1 23
duke@1 24 /*
duke@1 25 * @test
duke@1 26 * @bug 6439826 6411930 6380018 6392177
duke@1 27 * @summary Exception issuing Diagnostic while processing generated errant code
duke@1 28 */
duke@1 29
duke@1 30 import java.io.*;
duke@1 31 import java.util.*;
duke@1 32 import javax.annotation.processing.*;
duke@1 33 import javax.lang.model.*;
duke@1 34 import javax.lang.model.element.*;
duke@1 35 import javax.tools.*;
duke@1 36 import com.sun.source.util.*;
duke@1 37 import com.sun.tools.javac.api.*;
duke@1 38 import static javax.lang.model.util.ElementFilter.*;
duke@1 39
duke@1 40
duke@1 41 @SupportedAnnotationTypes("*")
duke@1 42 public class T6439826 extends AbstractProcessor {
duke@1 43 public static void main(String... args) {
duke@1 44 String testSrc = System.getProperty("test.src", ".");
duke@1 45 String testClasses = System.getProperty("test.classes");
duke@1 46 JavacTool tool = JavacTool.create();
duke@1 47 MyDiagListener dl = new MyDiagListener();
duke@1 48 StandardJavaFileManager fm = tool.getStandardFileManager(dl, null, null);
duke@1 49 Iterable<? extends JavaFileObject> files =
duke@1 50 fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrc, T6439826.class.getName()+".java")));
darcy@699 51 Iterable<String> opts = Arrays.asList("-proc:only",
duke@1 52 "-processor", "T6439826",
duke@1 53 "-processorpath", testClasses);
duke@1 54 StringWriter out = new StringWriter();
duke@1 55 JavacTask task = tool.getTask(out, fm, dl, opts, null, files);
duke@1 56 task.call();
duke@1 57 String s = out.toString();
duke@1 58 System.err.print(s);
duke@1 59 // Expect the following 2 diagnostics, and no output to log
duke@1 60 // Foo.java:1: illegal character: \35
duke@1 61 // Foo.java:1: reached end of file while parsing
duke@1 62 System.err.println(dl.count + " diagnostics; " + s.length() + " characters");
duke@1 63 if (dl.count != 2 || s.length() != 0)
duke@1 64 throw new AssertionError("unexpected output from compiler");
duke@1 65 }
duke@1 66
duke@1 67 public boolean process(Set<? extends TypeElement> annotations,
duke@1 68 RoundEnvironment roundEnv) {
duke@1 69 Set<? extends TypeElement> elems = typesIn(roundEnv.getRootElements());
duke@1 70 for (TypeElement e: elems) {
duke@1 71 if (e.getSimpleName().toString().equals(T6439826.class.getName()))
duke@1 72 writeBadFile();
duke@1 73 }
duke@1 74 return false;
duke@1 75 }
duke@1 76
darcy@495 77 @Override
darcy@495 78 public SourceVersion getSupportedSourceVersion() {
darcy@495 79 return SourceVersion.latest();
darcy@495 80 }
darcy@495 81
duke@1 82 private void writeBadFile() {
duke@1 83 Filer filer = processingEnv.getFiler();
duke@1 84 Messager messager = processingEnv.getMessager();
duke@1 85 try {
duke@1 86 Writer out = filer.createSourceFile("Foo").openWriter();
duke@1 87 out.write("class Foo #"); // write a file that generates a scanner error
duke@1 88 out.close();
duke@1 89 } catch (IOException e) {
duke@1 90 messager.printMessage(Diagnostic.Kind.ERROR, e.toString());
duke@1 91 }
duke@1 92 }
duke@1 93
duke@1 94 static class MyDiagListener implements DiagnosticListener {
duke@1 95 public void report(Diagnostic d) {
duke@1 96 System.err.println(d);
duke@1 97 count++;
duke@1 98 }
duke@1 99
duke@1 100 public int count;
duke@1 101 }
duke@1 102 }

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