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* 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
* @ modules jdk . compiler / com . sun . tools . javac . api
* jdk . compiler / com . sun . tools . javac . file
*/
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) throws IOException {
String testSrc = System.getProperty("test.src" , "." );
String testClasses = System.getProperty("test.classes" );
JavacTool tool = JavacTool.create();
MyDiagListener dl = new MyDiagListener();
try (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
System.err.println(dl.count + " diagnostics; " + s.length() + " characters" );
if (dl.count != 1 || 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.printError(e.toString());
}
}
static class MyDiagListener implements DiagnosticListener {
public void report(Diagnostic d) {
System.err.println(d);
count++;
}
public int count;
}
}
Messung V0.5 in Prozent C=94 H=88 G=90
¤ Dauer der Verarbeitung: 0.9 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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