Package org.dbos.apiary.function

Class ApiaryStatelessContext

java.lang.Object

org.dbos.apiary.function.ApiaryContext

org.dbos.apiary.function.ApiaryStatelessContext

public class ApiaryStatelessContext
extends ApiaryContext

ApiaryStatelessContext is a context for stateless functions.

Field Summary

Fields inherited from class org.dbos.apiary.function.ApiaryContext

execID, functionID, provBuff, service

Constructor Summary

Constructors

Constructor	Description
ApiaryStatelessContext(org.dbos.apiary.connection.ApiaryConnection c, InternalApiaryWorkerClient client, ProvenanceBuffer provBuff, String service, long execID, long functionID, Map<String,Callable<StatelessFunction>> statelessFunctions)

Method Summary

Modifier and Type	Method	Description
FunctionOutput	apiaryCallFunction(String name, Object... inputs)	Synchronously invoke a function.
FunctionOutput	checkPreviousExecution()	For internal use only.
void	recordExecution(FunctionOutput output)	For internal use only.

Methods inherited from class org.dbos.apiary.function.ApiaryContext

apiaryQueueFunction, getFunctionOutput

Methods inherited from class java.lang.Object

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

Constructor Details

ApiaryStatelessContext

public ApiaryStatelessContext(org.dbos.apiary.connection.ApiaryConnection c,
 InternalApiaryWorkerClient client,
 ProvenanceBuffer provBuff,
 String service,
 long execID,
 long functionID,
 Map<String,Callable<StatelessFunction>> statelessFunctions)

Method Details

apiaryCallFunction

public FunctionOutput apiaryCallFunction(String name,
 Object... inputs)

Description copied from class: ApiaryContext

Synchronously invoke a function.

Specified by:

apiaryCallFunction in class ApiaryContext

Parameters:

name - the fully-qualified name of the invoked function.

inputs - the list of arguments provided to the invoked function.

Returns:

an FunctionOutput object that stores the output from a function.

checkPreviousExecution

public FunctionOutput checkPreviousExecution()

Description copied from class: ApiaryContext

For internal use only.

Specified by:

checkPreviousExecution in class ApiaryContext

Returns:

FunctionOutput

recordExecution

public void recordExecution(FunctionOutput output)

Description copied from class: ApiaryContext

For internal use only.

Specified by:

recordExecution in class ApiaryContext

Parameters:

output - the finalized output of a function.