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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 7090249
* @ summary IllegalStateException from Trees . getScope when called from JSR 199
* @ modules jdk . compiler
*/
import com.sun.source.tree.IdentifierTree;
import java.io.File;
import java.io.IOException;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Set;
import javax.annotation.processing.AbstractProcessor;
import javax.annotation.processing.RoundEnvironment;
import javax.lang.model.element.Element;
import javax.lang.model.element.TypeElement;
import javax.tools.JavaCompiler;
import javax.tools.JavaFileObject;
import javax.tools.StandardJavaFileManager;
import javax.tools.ToolProvider;
import com.sun.source.util.JavacTask;
import com.sun.source.util.TreePath;
import com.sun.source.util.TreePathScanner;
import com.sun.source.util.Trees;
import javax.annotation.processing.SupportedAnnotationTypes;
import javax.lang.model.SourceVersion;
@SupportedAnnotationTypes("*" )
public class TestGetScope extends AbstractProcessor {
public static void main(String... args) throws IOException {
new TestGetScope().run();
}
public void run() throws IOException {
File srcDir = new File(System.getProperty("test.src" ));
File thisFile = new File(srcDir, getClass().getName() + ".java" );
JavaCompiler c = ToolProvider.getSystemJavaCompiler();
try (StandardJavaFileManager fm = c.getStandardFileManager(null , null , null )) {
List<String> opts = Arrays.asList("-proc:only" , "-doe" );
Iterable<? extends JavaFileObject> files = fm.getJavaFileObjects(thisFile);
JavacTask t = (JavacTask) c.getTask(null , fm, null , opts, null , files);
t.setProcessors(Collections.singleton(this ));
boolean ok = t.call();
if (!ok)
throw new Error("compilation failed" );
}
}
@Override
public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
Trees trees = Trees.instance(processingEnv);
if (round++ == 0 ) {
for (Element e: roundEnv.getRootElements()) {
TreePath p = trees.getPath(e);
new Scanner().scan(p, trees);
}
}
return false ;
}
@Override
public SourceVersion getSupportedSourceVersion() {
return SourceVersion.latest();
}
int round;
static class Scanner extends TreePathScanner<Void ,Trees> {
@Override
public Void visitIdentifier(IdentifierTree t, Trees trees) {
System.err.println("visitIdentifier: " + t);
trees.getScope(getCurrentPath());
return null ;
}
}
}
Messung V0.5 in Prozent C=88 H=92 G=89
¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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