public PrefixTagger(MaxentTagger maxentTagger){
  super(maxentTagger);
  this.leftWindow=leftWindow();
  this.rightWindow=rightWindow();
  this.offset=leftWindow();
}

public PrefixTagger ( MaxentTagger maxentTagger ) { super ( maxentTagger ) ; this . leftWindow = leftWindow ( ) ; this . rightWindow = rightWindow ( ) ; this . offset = leftWindow ( ) ; }
creates a new prefixtagger .
