Package net.officefloor.frame.impl.execute.function

Class Promise

java.lang.Object

net.officefloor.frame.impl.execute.function.Promise

public class Promise
extends java.lang.Object

Provides promise like functionality for FunctionState instances.

Author:

Daniel Sagenschneider

Method Summary

Modifier and Type	Method	Description
static FunctionState	then(FunctionState function, FunctionState thenFunction)	Execute the FunctionState then the FunctionState.

Methods inherited from class java.lang.Object

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

Method Detail

then

public static FunctionState then(FunctionState function,
                                 FunctionState thenFunction)

Execute the FunctionState then the FunctionState.

State is passed between FunctionState instances via ManagedObject instances, so no parameter is provided.

Parameters:

function - FunctionState to execute it and its sequence of FunctionState instances. May be null.

thenFunction - FunctionState to then continue after the first input FunctionState sequence completes. May be null.

Returns:

Next FunctionState to undertake the FunctionState sequence and then continue FunctionState sequence. Will return null if both inputs are null.