@SuppressWarnings("unchecked") public PseudoFunctionSelector(String functionName,String expression){
  super(Type.PSEUDO_FUNCTION);
  this.pseudoFunction=(PseudoFunction<E>)lookupPseudoFunction(functionName.trim());
  this.expression=expression;
  this.parsedExpression=pseudoFunction.parseExpression(expression);
}

@ SuppressWarnings ( "unchecked" ) public PseudoFunctionSelector ( String functionName , String expression ) { super ( Type . PSEUDO_FUNCTION ) ; this . pseudoFunction = ( PseudoFunction < E > ) lookupPseudoFunction ( functionName . trim ( ) ) ; this . expression = expression ; this . parsedExpression = pseudoFunction . parseExpression ( expression ) ; }
creates pseudo function selector for given function and expression .
