void ensureHeight(final ExecutionUnit executionUnit,final int height){
  Dimension old=new Dimension((int)model.getProcessWidth(executionUnit),(int)model.getProcessHeight(executionUnit));
  if (height > old.getHeight()) {
    model.setProcessHeight(executionUnit,height);
    balance();
    model.fireProcessSizeChanged();
  }
}

void ensureHeight ( final ExecutionUnit executionUnit , final int height ) { Dimension old = new Dimension ( ( int ) model . getProcessWidth ( executionUnit ) , ( int ) model . getProcessHeight ( executionUnit ) ) ; if ( height > old . getHeight ( ) ) { model . setProcessHeight ( executionUnit , height ) ; balance ( ) ; model . fireProcessSizeChanged ( ) ; } }
ensures that the process is at least height heigh .
