Package dev.cel.runtime

Class DefaultDispatcher

java.lang.Object

dev.cel.runtime.DefaultDispatcher

All Implemented Interfaces:

CelFunctionResolver

@Immutable
@Internal
public final class DefaultDispatcher
extends java.lang.Object
implements CelFunctionResolver

Default implementation of dispatcher.

CEL Library Internals. Do Not Use.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	DefaultDispatcher.Builder	Builder for DefaultDispatcher.

Method Summary

Modifier and Type	Method	Description
java.util.Optional<CelResolvedOverload>	findOverload(java.lang.String functionName)
java.util.Optional<CelResolvedOverload>	findOverloadMatchingArgs(java.lang.String functionName, java.lang.Object[] args)	Finds a specific function overload to invoke based on given parameters, scanning all available overloads if necessary.
java.util.Optional<CelResolvedOverload>	findOverloadMatchingArgs(java.lang.String functionName, java.util.Collection<java.lang.String> overloadIds, java.lang.Object[] args)	Finds a specific function overload to invoke based on given parameters.
static DefaultDispatcher.Builder	newBuilder()

Methods inherited from class java.lang.Object

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

Method Detail

findOverload

public java.util.Optional<CelResolvedOverload> findOverload(java.lang.String functionName)

findOverloadMatchingArgs

public java.util.Optional<CelResolvedOverload> findOverloadMatchingArgs(java.lang.String functionName,
                                                                        java.lang.Object[] args)
                                                                 throws CelEvaluationException

Description copied from interface: CelFunctionResolver

Finds a specific function overload to invoke based on given parameters, scanning all available overloads if necessary.

Specified by:

findOverloadMatchingArgs in interface CelFunctionResolver

Parameters:

functionName - the logical name of the function being invoked.

args - The arguments to pass to the function.

Returns:

an optional value of the resolved overload.

Throws:

CelEvaluationException - if the overload resolution is ambiguous.

findOverloadMatchingArgs

public java.util.Optional<CelResolvedOverload> findOverloadMatchingArgs(java.lang.String functionName,
                                                                        java.util.Collection<java.lang.String> overloadIds,
                                                                        java.lang.Object[] args)
                                                                 throws CelEvaluationException

Description copied from interface: CelFunctionResolver

Finds a specific function overload to invoke based on given parameters.

Specified by:

findOverloadMatchingArgs in interface CelFunctionResolver

Parameters:

functionName - the logical name of the function being invoked.

overloadIds - A list of function overload ids. The dispatcher selects the unique overload from this list with matching arguments.

args - The arguments to pass to the function.

Returns:

an optional value of the resolved overload.

Throws:

CelEvaluationException - if the overload resolution is ambiguous,

newBuilder

public static DefaultDispatcher.Builder newBuilder()