org.wso2.balana.cond

Class URLStringCatFunction

java.lang.Object

org.wso2.balana.cond.FunctionBase

org.wso2.balana.cond.URLStringCatFunction

All Implemented Interfaces:

Expression, Function

public class URLStringCatFunction
extends FunctionBase

Represents the XACML 2.0 url-string-concatenate function.

Since:

2.0

Author:

Seth Proctor

Field Summary

Fields

Modifier and Type	Field and Description
static String	NAME_URI_STRING_CONCATENATE Standard identifier for the url-string-concatenate function.

Fields inherited from class org.wso2.balana.cond.FunctionBase

FUNCTION_NS, FUNCTION_NS_2, FUNCTION_NS_3

Constructor Summary

Constructors

Constructor and Description
URLStringCatFunction() Creates an instance of this function.

Method Summary

Modifier and Type	Method and Description
void	checkInputs(List inputs) Checks the inputs of this function.
void	checkInputsNoBag(List inputs) Checks the inputs of this function assuming no parameters are bags.
EvaluationResult	evaluate(List inputs, EvaluationCtx context) Evaluates the function given the input data.

Methods inherited from class org.wso2.balana.cond.FunctionBase

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

Field Detail

NAME_URI_STRING_CONCATENATE

public static final String NAME_URI_STRING_CONCATENATE

Standard identifier for the url-string-concatenate function.

See Also:

Constant Field Values

Constructor Detail

URLStringCatFunction

public URLStringCatFunction()

Creates an instance of this function.

Method Detail

checkInputs

public void checkInputs(List inputs)
                 throws IllegalArgumentException

Checks the inputs of this function.

Specified by:

checkInputs in interface Function

Overrides:

checkInputs in class FunctionBase

Parameters:

inputs - a List> of Evaluatables

Throws:

IllegalArgumentException - if the inputs won't work

checkInputsNoBag

public void checkInputsNoBag(List inputs)
                      throws IllegalArgumentException

Checks the inputs of this function assuming no parameters are bags.

Specified by:

checkInputsNoBag in interface Function

Overrides:

checkInputsNoBag in class FunctionBase

Parameters:

inputs - a List> of Evaluatables

Throws:

IllegalArgumentException - if the inputs won't work

evaluate

public EvaluationResult evaluate(List inputs,
                                 EvaluationCtx context)

Evaluates the function given the input data. This function expects an AnyURIAttribute followed by one or more StringAttributes, and returns an AnyURIAttribute.

Parameters:

inputs - the input agrument list

context - the representation of the request

Returns:

the result of evaluation