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