Class stateClass = Class.forName( stateClassName, true, ClassLoader.getSystemClassLoader() );
Class stateClass = Class.forName( stateClassName );
    private SceneGraphObjectState createCoreState( int classID ) {                if (classID==-1)            return nullObject;        else if (classID==0)            return null;                Class j3dClass = getNodeClassFromID( classID-1 );        String j3dClassName = j3dClass.getName();        String stateClassName = "com.sun.j3d.utils.scenegraph.io.state."+j3dClassName+"State";        SceneGraphObjectState stateObj = null;        try {            Class stateClass = Class.forName( stateClassName, true, ClassLoader.getSystemClassLoader() );            Constructor stateConstructor = stateClass.getConstructor( new Class[] { SymbolTableData.class, Controller.class } );            stateObj = (SceneGraphObjectState)stateConstructor.newInstance( new Object[] { null, this } );        } catch( Exception e ) {            e.printStackTrace();        }                return stateObj;    }