org.apache.ignite.lang

Interface IgniteClosure<E,R>

Type Parameters:

E - Type of closure parameter.

R - Type of the closure return value.

All Superinterfaces:

Serializable

All Known Subinterfaces:

C1<E1,R>

All Known Implementing Classes:

CacheEntryGetValueClosure, ClusterNodeGetIdClosure, CX1, IdentityClosure, IgniteClosureX, PlatformAbstractConfigurationClosure, PlatformCppConfigurationClosure, PlatformDotNetConfigurationClosure, ToStringClosure, VisorEventMapper

public interface IgniteClosure<E,R>
extends Serializable

Defines generic closure with one parameter. Closure is a simple executable which accepts a parameter and returns a value.

In Ignite closures are mainly used for executing distributed computations on the grid, like in IgniteCompute.apply(IgniteClosure, Object) method.

Method Summary

Methods

Modifier and Type	Method and Description
R	apply(E e) Closure body.

Method Detail

apply

R apply(E e)

Closure body.

Parameters:

e - Closure parameter.

Returns:

Closure return value.