com.uber.cadence.workflow

Class Async

java.lang.Object

com.uber.cadence.workflow.Async

public final class Async
extends java.lang.Object

Supports invoking lambdas and activity and child workflow references asynchronously.

Method Summary

Modifier and Type	Method and Description
static <R> Promise<R>	function(Functions.Func<R> function) Invokes zero argument function asynchronously.
static <A1,R> Promise<R>	function(Functions.Func1<A1,R> function, A1 arg1) Invokes one argument function asynchronously.
static <A1,A2,R> Promise<R>	function(Functions.Func2<A1,A2,R> function, A1 arg1, A2 arg2) Invokes two argument function asynchronously.
static <A1,A2,A3,R> Promise<R>	function(Functions.Func3<A1,A2,A3,R> function, A1 arg1, A2 arg2, A3 arg3) Invokes three argument function asynchronously.
static <A1,A2,A3,A4,R> Promise<R>	function(Functions.Func4<A1,A2,A3,A4,R> function, A1 arg1, A2 arg2, A3 arg3, A4 arg4) Invokes four argument function asynchronously.
static <A1,A2,A3,A4,A5,R> Promise<R>	function(Functions.Func5<A1,A2,A3,A4,A5,R> function, A1 arg1, A2 arg2, A3 arg3, A4 arg4, A5 arg5) Invokes five argument function asynchronously.
static <A1,A2,A3,A4,A5,A6,R> Promise<R>	function(Functions.Func6<A1,A2,A3,A4,A5,A6,R> function, A1 arg1, A2 arg2, A3 arg3, A4 arg4, A5 arg5, A6 arg6) Invokes six argument function asynchronously.
static Promise<java.lang.Void>	procedure(Functions.Proc procedure) Invokes zero argument procedure asynchronously.
static <A1> Promise<java.lang.Void>	procedure(Functions.Proc1<A1> procedure, A1 arg1) Invokes one argument procedure asynchronously.
static <A1,A2> Promise<java.lang.Void>	procedure(Functions.Proc2<A1,A2> procedure, A1 arg1, A2 arg2) Invokes two argument procedure asynchronously.
static <A1,A2,A3> Promise<java.lang.Void>	procedure(Functions.Proc3<A1,A2,A3> procedure, A1 arg1, A2 arg2, A3 arg3) Invokes three argument procedure asynchronously.
static <A1,A2,A3,A4> Promise<java.lang.Void>	procedure(Functions.Proc4<A1,A2,A3,A4> procedure, A1 arg1, A2 arg2, A3 arg3, A4 arg4) Invokes four argument procedure asynchronously.
static <A1,A2,A3,A4,A5> Promise<java.lang.Void>	procedure(Functions.Proc5<A1,A2,A3,A4,A5> procedure, A1 arg1, A2 arg2, A3 arg3, A4 arg4, A5 arg5) Invokes five argument procedure asynchronously.
static <A1,A2,A3,A4,A5,A6> Promise<java.lang.Void>	procedure(Functions.Proc6<A1,A2,A3,A4,A5,A6> procedure, A1 arg1, A2 arg2, A3 arg3, A4 arg4, A5 arg5, A6 arg6) Invokes six argument procedure asynchronously.
static <R> Promise<R>	retry(RetryOptions options, Functions.Func<Promise<R>> fn) Invokes function retrying in case of failures according to retry options.

Methods inherited from class java.lang.Object

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

Method Detail

function

public static <R> Promise<R> function(Functions.Func<R> function)

Invokes zero argument function asynchronously.

Parameters:

function - Function to execute asynchronously

Returns:

promise that contains function result or failure

function

public static <A1,R> Promise<R> function(Functions.Func1<A1,R> function,
                                         A1 arg1)

Invokes one argument function asynchronously.

Parameters:

function - Function to execute asynchronously

arg1 - first function argument

Returns:

promise that contains function result or failure

function

public static <A1,A2,R> Promise<R> function(Functions.Func2<A1,A2,R> function,
                                            A1 arg1,
                                            A2 arg2)

Invokes two argument function asynchronously.

Parameters:

function - Function to execute asynchronously

arg1 - first function argument

arg2 - second function argument

Returns:

Promise that contains function result or failure

function

public static <A1,A2,A3,R> Promise<R> function(Functions.Func3<A1,A2,A3,R> function,
                                               A1 arg1,
                                               A2 arg2,
                                               A3 arg3)

Invokes three argument function asynchronously.

Parameters:

function - Function to execute asynchronously

arg1 - first function argument

arg2 - second function argument

arg3 - third function argument

Returns:

Promise that contains function result or failure

function

public static <A1,A2,A3,A4,R> Promise<R> function(Functions.Func4<A1,A2,A3,A4,R> function,
                                                  A1 arg1,
                                                  A2 arg2,
                                                  A3 arg3,
                                                  A4 arg4)

Invokes four argument function asynchronously.

Parameters:

function - Function to execute asynchronously

arg1 - first function argument

arg2 - second function argument

arg3 - third function argument

arg4 - forth function argument

Returns:

Promise that contains function result or failure

function

public static <A1,A2,A3,A4,A5,R> Promise<R> function(Functions.Func5<A1,A2,A3,A4,A5,R> function,
                                                     A1 arg1,
                                                     A2 arg2,
                                                     A3 arg3,
                                                     A4 arg4,
                                                     A5 arg5)

Invokes five argument function asynchronously.

Parameters:

function - Function to execute asynchronously

arg1 - first function argument

arg2 - second function argument

arg3 - third function argument

arg4 - forth function argument

arg5 - fifth function argument

Returns:

Promise that contains function result or failure

function

public static <A1,A2,A3,A4,A5,A6,R> Promise<R> function(Functions.Func6<A1,A2,A3,A4,A5,A6,R> function,
                                                        A1 arg1,
                                                        A2 arg2,
                                                        A3 arg3,
                                                        A4 arg4,
                                                        A5 arg5,
                                                        A6 arg6)

Invokes six argument function asynchronously.

Parameters:

function - Function to execute asynchronously

arg1 - first function argument

arg2 - second function argument

arg3 - third function argument

arg4 - forth function argument

arg5 - fifth function argument

arg6 - sixth function argument

Returns:

Promise that contains function result or failure

procedure

public static Promise<java.lang.Void> procedure(Functions.Proc procedure)

Invokes zero argument procedure asynchronously.

Parameters:

procedure - Procedure to execute asynchronously

Returns:

Promise that contains procedure result or failure

procedure

public static <A1> Promise<java.lang.Void> procedure(Functions.Proc1<A1> procedure,
                                                     A1 arg1)

Invokes one argument procedure asynchronously.

Parameters:

procedure - Procedure to execute asynchronously

arg1 - first procedure argument

Returns:

Promise that contains procedure result or failure

procedure

public static <A1,A2> Promise<java.lang.Void> procedure(Functions.Proc2<A1,A2> procedure,
                                                        A1 arg1,
                                                        A2 arg2)

Invokes two argument procedure asynchronously.

Parameters:

procedure - Procedure to execute asynchronously

arg1 - first procedure argument

arg2 - second procedure argument

Returns:

Promise that contains procedure result or failure

procedure

public static <A1,A2,A3> Promise<java.lang.Void> procedure(Functions.Proc3<A1,A2,A3> procedure,
                                                           A1 arg1,
                                                           A2 arg2,
                                                           A3 arg3)

Invokes three argument procedure asynchronously.

Parameters:

procedure - Procedure to execute asynchronously

arg1 - first procedure argument

arg2 - second procedure argument

arg3 - third procedure argument

Returns:

Promise that contains procedure result or failure

procedure

public static <A1,A2,A3,A4> Promise<java.lang.Void> procedure(Functions.Proc4<A1,A2,A3,A4> procedure,
                                                              A1 arg1,
                                                              A2 arg2,
                                                              A3 arg3,
                                                              A4 arg4)

Invokes four argument procedure asynchronously.

Parameters:

procedure - Procedure to execute asynchronously

arg1 - first procedure argument

arg2 - second procedure argument

arg3 - third procedure argument

arg4 - forth procedure argument

Returns:

Promise that contains procedure result or failure

procedure

public static <A1,A2,A3,A4,A5> Promise<java.lang.Void> procedure(Functions.Proc5<A1,A2,A3,A4,A5> procedure,
                                                                 A1 arg1,
                                                                 A2 arg2,
                                                                 A3 arg3,
                                                                 A4 arg4,
                                                                 A5 arg5)

Invokes five argument procedure asynchronously.

Parameters:

procedure - Procedure to execute asynchronously

arg1 - first procedure argument

arg2 - second procedure argument

arg3 - third procedure argument

arg4 - forth procedure argument

arg5 - fifth procedure argument

Returns:

Promise that contains procedure result or failure

procedure

public static <A1,A2,A3,A4,A5,A6> Promise<java.lang.Void> procedure(Functions.Proc6<A1,A2,A3,A4,A5,A6> procedure,
                                                                    A1 arg1,
                                                                    A2 arg2,
                                                                    A3 arg3,
                                                                    A4 arg4,
                                                                    A5 arg5,
                                                                    A6 arg6)

Invokes six argument procedure asynchronously.

Parameters:

procedure - Procedure to execute asynchronously

arg1 - first procedure argument

arg2 - second procedure argument

arg3 - third procedure argument

arg4 - forth procedure argument

arg5 - fifth procedure argument

arg6 - sixth procedure argument

Returns:

Promise that contains procedure result or failure

retry

public static <R> Promise<R> retry(RetryOptions options,
                                   Functions.Func<Promise<R>> fn)

Invokes function retrying in case of failures according to retry options. Asynchronous variant. Use Workflow.retry(RetryOptions, Functions.Func) for synchronous functions.

Parameters:

options - retry options that specify retry policy

fn - function to invoke and retry

Returns:

result of the function or the last failure.