com.wewebu.expression.language
Interface OwExprFunction

All Known Implementing Classes:
OwExprReflectiveFunction

public interface OwExprFunction

The expression language function interface.

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Method Summary
 OwExprType type()
           
 OwExprValue value(OwExprValue[] arguments_p)
          Evaluation method for this function.
 

Method Detail

value

OwExprValue value(OwExprValue[] arguments_p)
                  throws OwExprEvaluationException
Evaluation method for this function.

Parameters:
arguments_p -
Returns:
the value returned when this function is evaluated basted on the given arguments
Throws:
OwExprEvaluationException

type

OwExprType type()
                throws OwExprEvaluationException
Returns:
the OwExprType that this function will return upon evaluation.
Throws:
OwExprEvaluationException


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