com.sun.xacml.cond
Class ModFunction

java.lang.Object
  com.sun.xacml.cond.FunctionBase
      com.sun.xacml.cond.ModFunction

All Implemented Interfaces:

Function

public class ModFunction

extends FunctionBase

A class that implements the integer-mod function. It takes two integer operands and returns the remainder. If either of the operands is indeterminate, an indeterminate result is returned.

Since:

1.0

Field Summary

static String

NAME_INTEGER_MOD Standard identifier for the integer-mod function.

Fields inherited from class com.sun.xacml.cond.FunctionBase

FUNCTION_NS

Constructor Summary

ModFunction(String functionName)
Creates a new ModFunction object.

Method Summary

EvaluationResult	evaluate(List inputs, EvaluationCtx context) Evaluate the function, using the specified parameters.
static Set	getSupportedIdentifiers() Returns a Set containing all the function identifiers supported by this class.

Methods inherited from class com.sun.xacml.cond.FunctionBase

checkInputs, checkInputsNoBag, evalArgs, getFunctionId, getFunctionName, getIdentifier, getReturnType, getReturnTypeAsString, makeProcessingError, returnsBag

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

NAME_INTEGER_MOD

public static final String NAME_INTEGER_MOD

Standard identifier for the integer-mod function.

See Also:

Constant Field Values

Constructor Detail

ModFunction

public ModFunction(String functionName)

Creates a new ModFunction object.

Parameters:

functionName - the standard XACML name of the function to be handled by this object, including the full namespace

Throws:

IllegalArgumentException - if the function is unknown

Method Detail

getSupportedIdentifiers

public static Set getSupportedIdentifiers()

Returns a Set containing all the function identifiers supported by this class.

Returns:

a Set of Strings

evaluate

public EvaluationResult evaluate(List inputs,
                                 EvaluationCtx context)

Evaluate the function, using the specified parameters.

Parameters:

inputs - a List of Evaluatable objects representing the arguments passed to the function

context - an EvaluationCtx so that the Evaluatable objects can be evaluated

Returns:

an EvaluationResult representing the function's result