org.mule.runtime.module.extension.internal.runtime.resolver

Class ExpressionFunctionValueResolver<T>

java.lang.Object

org.mule.runtime.module.extension.internal.runtime.resolver.ExpressionFunctionValueResolver<T>

All Implemented Interfaces:

ValueResolver<Function<Event,T>>

public final class ExpressionFunctionValueResolver<T>
extends Object
implements ValueResolver<Function<Event,T>>

A ValueResolver which evaluates an ExpressionFunction for later resolution of a MEL expression.

Since:

4.0

Constructor Summary

Constructors

Constructor and Description
ExpressionFunctionValueResolver(String exp, org.mule.metadata.api.model.MetadataType metadataType, MuleContext muleContext)

Method Summary

Modifier and Type	Method and Description
boolean	isDynamic() returns false if subsequent invocations to ValueResolver.resolve(Event) will return the same value.
Function<Event,T>	resolve(Event event) Resolves a value from the given event

Methods inherited from class java.lang.Object

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

Constructor Detail

ExpressionFunctionValueResolver

public ExpressionFunctionValueResolver(String exp,
                                       org.mule.metadata.api.model.MetadataType metadataType,
                                       MuleContext muleContext)

Method Detail

resolve

public Function<Event,T> resolve(Event event)
                          throws org.mule.runtime.api.exception.MuleException

Description copied from interface: ValueResolver

Resolves a value from the given event

Specified by:

resolve in interface ValueResolver<Function<Event,T>>

Parameters:

event - a Event

Returns:

a resolved value

Throws:

org.mule.runtime.api.exception.MuleException - if the resolution of the value fails

isDynamic

public boolean isDynamic()

Description copied from interface: ValueResolver

returns false if subsequent invocations to ValueResolver.resolve(Event) will return the same value. Notice that if it returns true, then it might return different values per invocation but that's not guaranteed.

Specified by:

isDynamic in interface ValueResolver<Function<Event,T>>

Returns:

whether this resolve is dynamic