Module gov.nist.secauto.metaschema.core

Package gov.nist.secauto.metaschema.core.metapath.function

Class DefaultFunction

java.lang.Object

gov.nist.secauto.metaschema.core.metapath.function.AbstractFunction

gov.nist.secauto.metaschema.core.metapath.function.DefaultFunction

All Implemented Interfaces:

IFunction

public class DefaultFunction
extends AbstractFunction

Provides a concrete implementation of a function call executor.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	DefaultFunction.CallingContext

Nested classes/interfaces inherited from interface gov.nist.secauto.metaschema.core.metapath.function.IFunction

IFunction.Builder, IFunction.FunctionProperty

Method Summary

Modifier and Type	Method	Description
static List<ISequence<?>>	convertArguments(IFunction function, List<ISequence<?>> parameters)	Converts arguments in an attempt to align with the function's signature.
protected static ISequence<?>	convertSequence(IArgument argument, ISequence<?> sequence)	Based on XPath 3.1 function conversion rules.
boolean	equals(Object obj)
ISequence<?>	execute(List<ISequence<?>> arguments, DynamicContext dynamicContext, ISequence<?> focus)
Set<IFunction.FunctionProperty>	getProperties()	Retrieve the set of assigned function properties.
ISequenceType	getResult()	Retrieve the function result sequence type.
int	hashCode()
String	toSignature()	Get the signature of the function as a string.
String	toString()

Methods inherited from class gov.nist.secauto.metaschema.core.metapath.function.AbstractFunction

arity, getArguments, getName, getNamespace

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface gov.nist.secauto.metaschema.core.metapath.function.IFunction

getQName, isArityUnbounded, isContextDepenent, isDeterministic, isFocusDepenent

Method Detail

getProperties

public Set<IFunction.FunctionProperty> getProperties()

Description copied from interface: IFunction

Retrieve the set of assigned function properties.

Returns:

the set of properties or an empty set

getResult

public ISequenceType getResult()

Description copied from interface: IFunction

Retrieve the function result sequence type.

Returns:

the function result sequence type

convertArguments

@NonNull
public static List<ISequence<?>> convertArguments(@NonNull
                                                  IFunction function,
                                                  @NonNull
                                                  List<ISequence<?>> parameters)

Converts arguments in an attempt to align with the function's signature.

Parameters:

function - the function

parameters - the argument parameters

Returns:

the converted argument list

convertSequence

@NonNull
protected static ISequence<?> convertSequence(@NonNull
                                              IArgument argument,
                                              @NonNull
                                              ISequence<?> sequence)

Based on XPath 3.1 function conversion rules.

Parameters:

argument - the function argument signature details

sequence - the sequence to convert

Returns:

the converted sequence

execute

public ISequence<?> execute(@NonNull
                            List<ISequence<?>> arguments,
                            @NonNull
                            DynamicContext dynamicContext,
                            @NonNull
                            ISequence<?> focus)

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object

toSignature

public String toSignature()

Description copied from interface: IFunction

Get the signature of the function as a string.

Returns:

the signature