org.wso2.balana.cond
Class RoundFunction
java.lang.Object
org.wso2.balana.cond.FunctionBase
org.wso2.balana.cond.RoundFunction
- All Implemented Interfaces:
- Expression, Function
public class RoundFunction
- extends FunctionBase
A class that implements the round function. It takes one double operand, rounds that value to an
integer and returns that integer. If the operand is indeterminate, an indeterminate result is
returned.
- Since:
- 1.0
- Author:
- Steve Hanna, Seth Proctor
Field Summary |
static String |
NAME_ROUND
Standard identifier for the round function. |
Methods inherited from class org.wso2.balana.cond.FunctionBase |
checkInputs, checkInputsNoBag, encode, encode, evalArgs, getFunctionId, getFunctionName, getIdentifier, getReturnType, getReturnTypeAsString, getType, makeProcessingError, returnsBag |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
NAME_ROUND
public static final String NAME_ROUND
- Standard identifier for the round function.
- See Also:
- Constant Field Values
RoundFunction
public RoundFunction(String functionName)
- Creates a new
RoundFunction
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
getSupportedIdentifiers
public static Set getSupportedIdentifiers()
- Returns a
Set
containing all the function identifiers supported by this class.
- Returns:
- a
Set
of String
s
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 functioncontext
- an EvaluationCtx
so that the Evaluatable
objects can
be evaluated
- Returns:
- an
EvaluationResult
representing the function's result
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