FULL PRODUCT VERSION :


ADDITIONAL OS VERSION INFORMATION :
Microsoft Windows XP [Version 5.1.2600]

A DESCRIPTION OF THE PROBLEM :
When i run testcase with jdk1.5.0_17,i can load this class successfully.
But can't load it with jdk1.6.0_18

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
run testcase with jdk1.5.0_17and jdk1.6.0_18,you can get different result.

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
load this class successfully
ACTUAL -
Exception in thread "main" java.lang.IllegalAccessError: class javax.activation.
SecuritySupport12 cannot access its superclass javax.activation.SecuritySupport

REPRODUCIBILITY :
This bug can be reproduced always.

---------- BEGIN SOURCE ----------

public class TestClassLoader {

/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
ClassLoader cls = java.lang.ClassLoader.getSystemClassLoader();
try {
Class c = cls.loadClass( "javax.activation.SecuritySupport12" );
} catch (ClassNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}

}
---------- END SOURCE ----------