@Override public String toString(){
  StringBuffer sb=new StringBuffer("LabelValue[");
  sb.append(this.label);
  sb.append(", ");
  sb.append(this.value);
  sb.append("]");
  return (sb.toString());
}

@ Override public String toString ( ) { StringBuffer sb = new StringBuffer ( "LabelValue[" ) ; sb . append ( this . label ) ; sb . append ( ", " ) ; sb . append ( this . value ) ; sb . append ( "]" ) ; return ( sb . toString ( ) ) ; }
return a string representation of this object .
