com.fnproject.fn.runtime.flow

Class RemoteFlowApiClient

java.lang.Object

com.fnproject.fn.runtime.flow.RemoteFlowApiClient

All Implemented Interfaces:

CompleterClient

public class RemoteFlowApiClient
extends Object
implements CompleterClient

REST client for accessing the Flow service API

Field Summary

Fields

Modifier and Type	Field and Description
static String	CONTENT_TYPE_HEADER
static String	CONTENT_TYPE_JAVA_OBJECT
static String	CONTENT_TYPE_OCTET_STREAM

Constructor Summary

Constructors

Constructor and Description
RemoteFlowApiClient(String apiUrlBase, BlobStoreClient blobClient, HttpClient httpClient)

Method Summary

Modifier and Type	Method and Description
CompletionId	acceptEither(FlowId flowId, CompletionId completionId, CompletionId alternate, Serializable fn, CodeLocation codeLocation)
void	addTerminationHook(FlowId flowId, Serializable code, CodeLocation codeLocation)
CompletionId	allOf(FlowId flowId, List<CompletionId> cids, CodeLocation codeLocation)
CompletionId	anyOf(FlowId flowId, List<CompletionId> cids, CodeLocation codeLocation)
CompletionId	applyToEither(FlowId flowId, CompletionId completionId, CompletionId alternate, Serializable fn, CodeLocation codeLocation)
void	commit(FlowId flowId)
boolean	complete(FlowId flowId, CompletionId completionId, Object value, CodeLocation codeLocation)
CompletionId	completedValue(FlowId flowId, boolean success, Object value, CodeLocation codeLocation)
boolean	completeExceptionally(FlowId flowId, CompletionId completionId, Throwable value, CodeLocation codeLocation)
CompletionId	createCompletion(FlowId flowId, CodeLocation codeLocation)
FlowId	createFlow(String functionId) create a new flow against the flow service
CompletionId	delay(FlowId flowId, long l, CodeLocation codeLocation)
CompletionId	exceptionally(FlowId flowId, CompletionId completionId, Serializable fn, CodeLocation codeLocation)
CompletionId	exceptionallyCompose(FlowId flowId, CompletionId completionId, Serializable fn, CodeLocation codeLocation)
CompletionId	handle(FlowId flowId, CompletionId completionId, Serializable fn, CodeLocation codeLocation)
CompletionId	invokeFunction(FlowId flowId, String functionId, byte[] data, HttpMethod method, Headers headers, CodeLocation codeLocation)
CompletionId	supply(FlowId flowId, Serializable supplier, CodeLocation codeLocation)
CompletionId	thenAccept(FlowId flowId, CompletionId completionId, Serializable fn, CodeLocation codeLocation)
CompletionId	thenAcceptBoth(FlowId flowId, CompletionId completionId, CompletionId alternate, Serializable fn, CodeLocation codeLocation)
CompletionId	thenApply(FlowId flowId, CompletionId completionId, Serializable fn, CodeLocation codeLocation)
CompletionId	thenCombine(FlowId flowId, CompletionId completionId, Serializable fn, CompletionId alternate, CodeLocation codeLocation)
CompletionId	thenCompose(FlowId flowId, CompletionId completionId, Serializable fn, CodeLocation codeLocation) Compose a function into the tree The transmitted function is wrapped to convert th ElvisFuture into it's completion iD
CompletionId	thenRun(FlowId flowId, CompletionId completionId, Serializable fn, CodeLocation codeLocation)
Object	waitForCompletion(FlowId flowId, CompletionId id, ClassLoader ignored)
Object	waitForCompletion(FlowId flowId, CompletionId id, ClassLoader ignored, long timeout, TimeUnit unit)
CompletionId	whenComplete(FlowId flowId, CompletionId completionId, Serializable fn, CodeLocation codeLocation)

Methods inherited from class java.lang.Object

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

Field Detail

CONTENT_TYPE_HEADER

public static final String CONTENT_TYPE_HEADER

See Also:

Constant Field Values

CONTENT_TYPE_JAVA_OBJECT

public static final String CONTENT_TYPE_JAVA_OBJECT

See Also:

Constant Field Values

CONTENT_TYPE_OCTET_STREAM

public static final String CONTENT_TYPE_OCTET_STREAM

See Also:

Constant Field Values

Constructor Detail

RemoteFlowApiClient

public RemoteFlowApiClient(String apiUrlBase,
                           BlobStoreClient blobClient,
                           HttpClient httpClient)

Method Detail

createFlow

public FlowId createFlow(String functionId)

Description copied from interface: CompleterClient

create a new flow against the flow service

Specified by:

createFlow in interface CompleterClient

Parameters:

functionId - Id of the function for which flow needs to be created

Returns:

a FlowId

supply

public CompletionId supply(FlowId flowId,
                           Serializable supplier,
                           CodeLocation codeLocation)

Specified by:

supply in interface CompleterClient

thenApply

public CompletionId thenApply(FlowId flowId,
                              CompletionId completionId,
                              Serializable fn,
                              CodeLocation codeLocation)

Specified by:

thenApply in interface CompleterClient

thenCompose

public CompletionId thenCompose(FlowId flowId,
                                CompletionId completionId,
                                Serializable fn,
                                CodeLocation codeLocation)

Description copied from interface: CompleterClient

Compose a function into the tree The transmitted function is wrapped to convert th ElvisFuture into it's completion iD

Specified by:

thenCompose in interface CompleterClient

Parameters:

flowId - flowId for thenCompose

completionId - completionId for thenCompose

fn - fn for thenCompose

codeLocation - codeLocation for thenCompose

Returns:

a completion ID that completes when the completion returned by the inner function completes

whenComplete

public CompletionId whenComplete(FlowId flowId,
                                 CompletionId completionId,
                                 Serializable fn,
                                 CodeLocation codeLocation)

Specified by:

whenComplete in interface CompleterClient

thenAccept

public CompletionId thenAccept(FlowId flowId,
                               CompletionId completionId,
                               Serializable fn,
                               CodeLocation codeLocation)

Specified by:

thenAccept in interface CompleterClient

thenRun

public CompletionId thenRun(FlowId flowId,
                            CompletionId completionId,
                            Serializable fn,
                            CodeLocation codeLocation)

Specified by:

thenRun in interface CompleterClient

acceptEither

public CompletionId acceptEither(FlowId flowId,
                                 CompletionId completionId,
                                 CompletionId alternate,
                                 Serializable fn,
                                 CodeLocation codeLocation)

Specified by:

acceptEither in interface CompleterClient

applyToEither

public CompletionId applyToEither(FlowId flowId,
                                  CompletionId completionId,
                                  CompletionId alternate,
                                  Serializable fn,
                                  CodeLocation codeLocation)

Specified by:

applyToEither in interface CompleterClient

thenAcceptBoth

public CompletionId thenAcceptBoth(FlowId flowId,
                                   CompletionId completionId,
                                   CompletionId alternate,
                                   Serializable fn,
                                   CodeLocation codeLocation)

Specified by:

thenAcceptBoth in interface CompleterClient

createCompletion

public CompletionId createCompletion(FlowId flowId,
                                     CodeLocation codeLocation)

Specified by:

createCompletion in interface CompleterClient

invokeFunction

public CompletionId invokeFunction(FlowId flowId,
                                   String functionId,
                                   byte[] data,
                                   HttpMethod method,
                                   Headers headers,
                                   CodeLocation codeLocation)

Specified by:

invokeFunction in interface CompleterClient

completedValue

public CompletionId completedValue(FlowId flowId,
                                   boolean success,
                                   Object value,
                                   CodeLocation codeLocation)

Specified by:

completedValue in interface CompleterClient

allOf

public CompletionId allOf(FlowId flowId,
                          List<CompletionId> cids,
                          CodeLocation codeLocation)

Specified by:

allOf in interface CompleterClient

handle

public CompletionId handle(FlowId flowId,
                           CompletionId completionId,
                           Serializable fn,
                           CodeLocation codeLocation)

Specified by:

handle in interface CompleterClient

exceptionally

public CompletionId exceptionally(FlowId flowId,
                                  CompletionId completionId,
                                  Serializable fn,
                                  CodeLocation codeLocation)

Specified by:

exceptionally in interface CompleterClient

exceptionallyCompose

public CompletionId exceptionallyCompose(FlowId flowId,
                                         CompletionId completionId,
                                         Serializable fn,
                                         CodeLocation codeLocation)

Specified by:

exceptionallyCompose in interface CompleterClient

thenCombine

public CompletionId thenCombine(FlowId flowId,
                                CompletionId completionId,
                                Serializable fn,
                                CompletionId alternate,
                                CodeLocation codeLocation)

Specified by:

thenCombine in interface CompleterClient

complete

public boolean complete(FlowId flowId,
                        CompletionId completionId,
                        Object value,
                        CodeLocation codeLocation)

Specified by:

complete in interface CompleterClient

completeExceptionally

public boolean completeExceptionally(FlowId flowId,
                                     CompletionId completionId,
                                     Throwable value,
                                     CodeLocation codeLocation)

Specified by:

completeExceptionally in interface CompleterClient

anyOf

public CompletionId anyOf(FlowId flowId,
                          List<CompletionId> cids,
                          CodeLocation codeLocation)

Specified by:

anyOf in interface CompleterClient

delay

public CompletionId delay(FlowId flowId,
                          long l,
                          CodeLocation codeLocation)

Specified by:

delay in interface CompleterClient

waitForCompletion

public Object waitForCompletion(FlowId flowId,
                                CompletionId id,
                                ClassLoader ignored,
                                long timeout,
                                TimeUnit unit)
                         throws TimeoutException

Specified by:

waitForCompletion in interface CompleterClient

Throws:

TimeoutException

waitForCompletion

public Object waitForCompletion(FlowId flowId,
                                CompletionId id,
                                ClassLoader ignored)

Specified by:

waitForCompletion in interface CompleterClient

commit

public void commit(FlowId flowId)

Specified by:

commit in interface CompleterClient

addTerminationHook

public void addTerminationHook(FlowId flowId,
                               Serializable code,
                               CodeLocation codeLocation)

Specified by:

addTerminationHook in interface CompleterClient