FULL PRODUCT VERSION :


ADDITIONAL OS VERSION INFORMATION :
windows 7, also tested with jdk 18, and on mac with 22.

A DESCRIPTION OF THE PROBLEM :
cd /Users/simpatico/Documents/NetBeansProjects/ScopeTest; JAVA_HOME=/System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home "/Applications/NetBeans/NetBeans 7.0 Beta.app/Contents/Resources/NetBeans/java/maven/bin/mvn" install
Scanning for projects...
                                                                        
------------------------------------------------------------------------
Building ScopeTest 1.0-SNAPSHOT
------------------------------------------------------------------------

[resources:resources]
Using 'UTF-8' encoding to copy filtered resources.
skip non existing resourceDirectory /Users/simpatico/Documents/NetBeansProjects/ScopeTest/src/main/resources

[compiler:compile]
Compiling 3 source files to /Users/simpatico/Documents/NetBeansProjects/ScopeTest/target/classes

[resources:testResources]
Using 'UTF-8' encoding to copy filtered resources.
skip non existing resourceDirectory /Users/simpatico/Documents/NetBeansProjects/ScopeTest/src/test/resources

[compiler:testCompile]
Compiling 1 source file to /Users/simpatico/Documents/NetBeansProjects/ScopeTest/target/test-classes

[surefire:test]
Downloading: http://repo1.maven.org/maven2/org/apache/maven/surefire/surefire-junit/2.5/surefire-junit-2.5.pom
       
Downloaded: http://repo1.maven.org/maven2/org/apache/maven/surefire/surefire-junit/2.5/surefire-junit-2.5.pom (2 KB at 1.2 KB/sec)
Downloading: http://repo1.maven.org/maven2/org/apache/maven/surefire/surefire-junit/2.5/surefire-junit-2.5.jar
        
Downloaded: http://repo1.maven.org/maven2/org/apache/maven/surefire/surefire-junit/2.5/surefire-junit-2.5.jar (16 KB at 21.9 KB/sec)
Surefire report directory: /Users/simpatico/Documents/NetBeansProjects/ScopeTest/target/surefire-reports

-------------------------------------------------------
 T E S T S
-------------------------------------------------------
Running com.mysimpatico.scopetest.AppTest
[parsing started /Users/simpatico/Documents/NetBeansProjects/ScopeTest/src/main/java/com/mysimpatico/scopetest/AnnClass.java]
[parsing completed 25ms]
[search path for source files: /Users/simpatico/Documents/NetBeansProjects/ScopeTest/target/test-classes,/Users/simpatico/Documents/NetBeansProjects/ScopeTest/target/classes,/Users/simpatico/.m2/repository/junit/junit/3.8.1/junit-3.8.1.jar,.]
[search path for class files: /System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Classes/jsfd.jar,/System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Classes/classes.jar,/System/Library/Frameworks/JavaVM.framework/Frameworks/JavaRuntimeSupport.framework/Resources/Java/JavaRuntimeSupport.jar,/System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Classes/ui.jar,/System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Classes/laf.jar,/System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Classes/sunrsasign.jar,/System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Classes/jsse.jar,/System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Classes/jce.jar,/System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Classes/charsets.jar,/Library/Java/Extensions/javaws.jar,/System/Library/Java/Extensions/AppleScriptEngine.jar,/System/Library/Java/Extensions/dns_sd.jar,/System/Library/Java/Extensions/j3daudio.jar,/System/Library/Java/Extensions/j3dcore.jar,/System/Library/Java/Extensions/j3dutils.jar,/System/Library/Java/Extensions/jai_codec.jar,/System/Library/Java/Extensions/jai_core.jar,/System/Library/Java/Extensions/mlibwrapper_jai.jar,/System/Library/Java/Extensions/MRJToolkit.jar,/System/Library/Java/Extensions/QTJava.zip,/System/Library/Java/Extensions/vecmath.jar,/System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home/lib/ext/apple_provider.jar,/System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home/lib/ext/dnsns.jar,/System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home/lib/ext/localedata.jar,/System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home/lib/ext/sunjce_provider.jar,/System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home/lib/ext/sunpkcs11.jar,/Users/simpatico/Documents/NetBeansProjects/ScopeTest/target/test-classes,/Users/simpatico/Documents/NetBeansProjects/ScopeTest/target/classes,/Users/simpatico/.m2/repository/junit/junit/3.8.1/junit-3.8.1.jar,.]
[loading java/lang/Object.class(java/lang:Object.class)]
[loading /Users/simpatico/Documents/NetBeansProjects/ScopeTest/target/classes/com/mysimpatico/scopetest/SampleAnn.class]
[loading java/lang/annotation/Annotation.class(java/lang/annotation:Annotation.class)]
[loading java/lang/annotation/Target.class(java/lang/annotation:Target.class)]
[loading java/lang/annotation/ElementType.class(java/lang/annotation:ElementType.class)]
[loading java/lang/annotation/Retention.class(java/lang/annotation:Retention.class)]
[loading java/lang/annotation/RetentionPolicy.class(java/lang/annotation:RetentionPolicy.class)]
Round 1:
        input files: {com.mysimpatico.scopetest.AnnClass}
        annotations: [com.mysimpatico.scopetest.SampleAnn]
        last round: false


An annotation processor threw an uncaught exception.
Consult the following stack trace for details.
java.lang.NullPointerException
        at com.sun.tools.javac.api.JavacTaskImpl.enter(JavacTaskImpl.java:276)
        at com.sun.tools.javac.api.JavacTrees.getAttrContext(JavacTrees.java:214)
        at com.sun.tools.javac.api.JavacTrees.getScope(JavacTrees.java:184)
        at com.sun.tools.javac.api.JavacTrees.getScope(JavacTrees.java:63)
        at com.mysimpatico.scopetest.SampleAnnProc.process(SampleAnnProc.java:41)
        at com.sun.tools.javac.processing.JavacProcessingEnvironment.callProcessor(JavacProcessingEnvironment.java:625)
        at com.sun.tools.javac.processing.JavacProcessingEnvironment.discoverAndRunProcs(JavacProcessingEnvironment.java:554)
        at com.sun.tools.javac.processing.JavacProcessingEnvironment.doProcessing(JavacProcessingEnvironment.java:699)
        at com.sun.tools.javac.main.JavaCompiler.processAnnotations(JavaCompiler.java:981)
        at com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:727)
        at com.sun.tools.javac.main.Main.compile(Main.java:353)
        at com.sun.tools.javac.api.JavacTaskImpl.call(JavacTaskImpl.java:115)
        at com.mysimpatico.scopetest.AppTest.testApp(AppTest.java:61)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at junit.framework.TestCase.runTest(TestCase.java:154)
        at junit.framework.TestCase.runBare(TestCase.java:127)
        at junit.framework.TestResult$1.protect(TestResult.java:106)
        at junit.framework.TestResult.runProtected(TestResult.java:124)
        at junit.framework.TestResult.run(TestResult.java:109)
        at junit.framework.TestCase.run(TestCase.java:118)
        at junit.framework.TestSuite.runTest(TestSuite.java:208)
        at junit.framework.TestSuite.run(TestSuite.java:203)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.apache.maven.surefire.junit.JUnitTestSet.execute(JUnitTestSet.java:213)
        at org.apache.maven.surefire.suite.AbstractDirectoryTestSuite.executeTestSet(AbstractDirectoryTestSuite.java:115)
        at org.apache.maven.surefire.suite.AbstractDirectoryTestSuite.execute(AbstractDirectoryTestSuite.java:102)
        at org.apache.maven.surefire.Surefire.run(Surefire.java:180)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.apache.maven.surefire.booter.SurefireBooter.runSuitesInProcess(SurefireBooter.java:350)
        at org.apache.maven.surefire.booter.SurefireBooter.main(SurefireBooter.java:1021)
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.097 sec

Results :

Tests run: 1, Failures: 0, Errors: 0, Skipped: 0


[jar:jar]
Building jar: /Users/simpatico/Documents/NetBeansProjects/ScopeTest/target/ScopeTest-1.0-SNAPSHOT.jar

[install:install]
Installing /Users/simpatico/Documents/NetBeansProjects/ScopeTest/target/ScopeTest-1.0-SNAPSHOT.jar to /Users/simpatico/.m2/repository/com/mysimpatico/ScopeTest/1.0-SNAPSHOT/ScopeTest-1.0-SNAPSHOT.jar
Installing /Users/simpatico/Documents/NetBeansProjects/ScopeTest/pom.xml to /Users/simpatico/.m2/repository/com/mysimpatico/ScopeTest/1.0-SNAPSHOT/ScopeTest-1.0-SNAPSHOT.pom
------------------------------------------------------------------------
BUILD SUCCESS
------------------------------------------------------------------------
  Total time: 14.644s
Finished at: Sun Feb 06 17:34:36 CET 2011
Final Memory: 12M/81M
------------------------------------------------------------------------


STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
compile build code provided below. Can also download as maven project from: http://www.speedyshare.com/files/26714968/ScopeTest.zip


REPRODUCIBILITY :
This bug can be reproduced always.

---------- BEGIN SOURCE ----------
package com.mysimpatico.scopetest;

import junit.framework.*;
import java.io.*;
import java.util.*;
import javax.annotation.processing.*;
import javax.tools.JavaCompiler.*;
import javax.tools.*;

public class AppTest extends TestCase{

    public AppTest( String testName )
    {
        super( testName );
    }


    public static Test suite()
    {
        return new TestSuite( AppTest.class );
    }

         static File getFile(final File dir, final String... dirs) {
        File ret = dir;
        for (String dir1 : dirs) {
            if (ret == null) {
                ret = new File(dir1);
            } else {
                ret = new File(ret.getPath(), dir1);
            }
        }
        return ret;
    }

    public void testApp()
    {
         final JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();

        final File workingdir = new File(System.getProperty("user.dir"));
        final File src = getFile(workingdir, "src", "main", "java", "com",  "mysimpatico", "scopetest");
        final File annotatedFile = new File(src, "AnnClass.java");
        final StandardJavaFileManager fm = compiler.getStandardFileManager(null, null, null);
        CompilationTask task = compiler.getTask(null, null, null, Arrays.asList("-verbose"), null, fm.getJavaFileObjectsFromFiles(Arrays.asList(annotatedFile)));

        task.setProcessors(Arrays.<Processor>asList(new SampleAnnProc()));
        task.call();
    }
}


package com.mysimpatico.scopetest;

import com.sun.source.util.TreePath;
import java.util.*;
import javax.annotation.processing.*;
import javax.lang.model.*;
import javax.lang.model.element.TypeElement;
import com.sun.source.util.Trees;
import javax.lang.model.element.Element;


@SupportedAnnotationTypes("com.mysimpatico.scopetest.SampleAnn")
@SupportedSourceVersion(SourceVersion.RELEASE_6)
public class SampleAnnProc extends AbstractProcessor {

    protected Trees trees;

    @Override
    public void init(ProcessingEnvironment processingEnv) {
        super.init(processingEnv);
        trees = Trees.instance(processingEnv);
    }

    protected Set<? extends Element> getElementsAnnotated(final RoundEnvironment roundEnv, Set<? extends TypeElement> annotations) {
        final Set<Element> annotatatedElements = new HashSet<Element>();
        for (TypeElement ann : annotations) {
            final Set<? extends Element> annElements = roundEnv.getElementsAnnotatedWith(ann);
            annotatatedElements.addAll(annElements);
        }
        return annotatatedElements;
    }

    @Override
    public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
        for (final Element e : getElementsAnnotated(roundEnv, annotations)) {
            final TreePath treePath = trees.getPath(e);
            treePath.getClass(); //so it's not null
            com.sun.source.tree.Scope scope = trees.getScope(treePath);
        }
        return true;
    }
}


package com.mysimpatico.scopetest;

import java.lang.annotation.ElementType;
import java.lang.annotation.Target;


@Target(ElementType.METHOD)
public @interface SampleAnn {

}


package com.mysimpatico.scopetest;

public class AnnClass {

    @SampleAnn
    public void helloWorld(){

    }
}

---------- END SOURCE ----------

CUSTOMER SUBMITTED WORKAROUND :
compile using Runtime().exec