org.wso2.balana.cond

Class MatchFunction

java.lang.Object

org.wso2.balana.cond.FunctionBase

org.wso2.balana.cond.MatchFunction

All Implemented Interfaces:

Expression, Function

public class MatchFunction
extends FunctionBase

Implements the standard matching and regular expression functions.

Since:

1.0

Author:

Seth Proctor, Yassir Elley

Field Summary

Fields

Modifier and Type	Field and Description
static String	NAME_ANYURI_REGEXP_MATCH Standard identifier for the anyURI-regexp-match function.
static String	NAME_DNSNAME_REGEXP_MATCH Standard identifier for the dnsName-regexp-match function.
static String	NAME_IPADDRESS_REGEXP_MATCH Standard identifier for the ipAddress-regexp-match function.
static String	NAME_REGEXP_STRING_MATCH Standard identifier for the regexp-string-match function.
static String	NAME_RFC822NAME_MATCH Standard identifier for the rfc822Name-match function.
static String	NAME_RFC822NAME_REGEXP_MATCH Standard identifier for the rfc822Name-regexp-match function.
static String	NAME_STRING_REGEXP_MATCH Standard identifier for the string-regexp-match function.
static String	NAME_X500NAME_MATCH Standard identifier for the x500Name-match function.
static String	NAME_X500NAME_REGEXP_MATCH Standard identifier for the x500Name-regexp-match function.

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

FUNCTION_NS, FUNCTION_NS_2, FUNCTION_NS_3

Constructor Summary

Constructors

Constructor and Description
MatchFunction(String functionName) Creates a new MatchFunction based on the given name.

Method Summary

Modifier and Type	Method and Description
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 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

Field Detail

NAME_REGEXP_STRING_MATCH

public static final String NAME_REGEXP_STRING_MATCH

Standard identifier for the regexp-string-match function.

See Also:

Constant Field Values

NAME_X500NAME_MATCH

public static final String NAME_X500NAME_MATCH

Standard identifier for the x500Name-match function.

See Also:

Constant Field Values

NAME_RFC822NAME_MATCH

public static final String NAME_RFC822NAME_MATCH

Standard identifier for the rfc822Name-match function.

See Also:

Constant Field Values

NAME_STRING_REGEXP_MATCH

public static final String NAME_STRING_REGEXP_MATCH

Standard identifier for the string-regexp-match function. NOTE: this in the 1.0 namespace right now because of a bug in the XACML 2.0 specification, but this will be changed to the 2.0 namespace as soon as the errata is recognized.

See Also:

Constant Field Values

NAME_ANYURI_REGEXP_MATCH

public static final String NAME_ANYURI_REGEXP_MATCH

Standard identifier for the anyURI-regexp-match function.

See Also:

Constant Field Values

NAME_IPADDRESS_REGEXP_MATCH

public static final String NAME_IPADDRESS_REGEXP_MATCH

Standard identifier for the ipAddress-regexp-match function.

See Also:

Constant Field Values

NAME_DNSNAME_REGEXP_MATCH

public static final String NAME_DNSNAME_REGEXP_MATCH

Standard identifier for the dnsName-regexp-match function.

See Also:

Constant Field Values

NAME_RFC822NAME_REGEXP_MATCH

public static final String NAME_RFC822NAME_REGEXP_MATCH

Standard identifier for the rfc822Name-regexp-match function.

See Also:

Constant Field Values

NAME_X500NAME_REGEXP_MATCH

public static final String NAME_X500NAME_REGEXP_MATCH

Standard identifier for the x500Name-regexp-match function.

See Also:

Constant Field Values

Constructor Detail

MatchFunction

public MatchFunction(String functionName)

Creates a new MatchFunction based on the given name.

Parameters:

functionName - the name of the standard match function, including the complete 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