public void clearLocalSlots(int start,int len){
  start+=_currentFrameBottom;
  System.arraycopy(m_nulls,0,_stackFrames,start,len);
}

public void clearLocalSlots ( int start , int len ) { start += _currentFrameBottom ; System . arraycopy ( m_nulls , 0 , _stackFrames , start , len ) ; }
use this to clear the variables in a section of the stack . this is used to clear the parameter section of the stack , so that default param values can tell if they ' ve already been set . it is important to note that this function has a 1k limitation .
