service-core/com.serious.util/MethodDispatcher

MethodDispatcher

A MethodDispatcher organizes a set of methods with identical signatures - possibly defined in distinct classes - and is able to dispatch to an applicable method by analyzing the first argument of - possibly multiple - supplied arguments.

Constructors

MethodDispatcher

constructor(instance: Any, methodName: String)

create a new MethodDispatcher. The instance will collect all matching methods of the supplied instance class.

constructor(methodName: String)

create a new MethodDispatcher. The instance will collect all matching methods of its own class.

constructor(original: MethodDispatcher)

Types

Companion

object Companion

NoApplicableMethodError

class NoApplicableMethodError(clazz: Class<*>) : RuntimeException

RegisteredMethod

class RegisteredMethod

Functions

addMethods

fun addMethods(instance: Any, methodName: String)

look for all named methods of the instance's class and add them to the list of methods that can be dispatched.

dispatch

fun dispatch(vararg args: Any): Any

Invoke the most applicable method with respect to the supplied argument and returns its return value.

ensureUniqueMethods

fun ensureUniqueMethods(unique: Boolean)

foo

fun foo()

getApplicableMethod

fun getApplicableMethod(clazz: Class<*>): Method

getApplicableMethods

fun getApplicableMethods(clazz: Class<*>): MethodDispatcher.RegisteredMethod

hasApplicableMethod

fun hasApplicableMethod(clazz: Class<*>): Boolean

return true if an applicable method for the supplied argument is available, false otherwise.

replaceMethods

fun replaceMethods(instance: Any, methodName: String)

look for all named methods of the instance's class and add them to the list of methods that can be dispatched possibly replacing existing methods.