Package com.liveperson.faas.client

Class FaaSWebClient

java.lang.Object

com.liveperson.faas.client.FaaSWebClient

All Implemented Interfaces:

FaaSClient

public class FaaSWebClient
extends Object
implements FaaSClient

FaaS web client for invoking lambdas of a account/brand over the eventsource gateway / asgard

Author:

sschwarz, arotaru

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	FaaSWebClient.Builder

Field Summary

Fields

Modifier and Type	Field	Description
static String	CSDS_GW_SERVICE_NAME
static String	CSDS_UI_SERVICE_NAME
static String	QUERY_PARAM_EVENT_ID
static String	QUERY_PARAM_NAME
static String	QUERY_PARAM_STATE

Method Summary

Modifier and Type	Method	Description
List<LambdaResponse>	getLambdas(String userId, Map<String,String> optionalQueryParams, OptionalParams optionalParams)	Get a list of lambdas.
void	invokeByEvent(String externalSystem, FaaSEvent event, FaaSInvocation data, OptionalParams optionalParams)	Invoking a lambda per brand via the RESTful api by event ID but does not return response of invocation
<T> T	invokeByEvent(String externalSystem, FaaSEvent event, FaaSInvocation data, Class<T> responseType, OptionalParams optionalParams)	Invoking a lambda per brand via the RESTful api by event ID
void	invokeByEvent(String externalSystem, String event, FaaSInvocation data, OptionalParams optionalParams)	Invoking a lambda per brand via the RESTful api by event ID but does not return response of invocation
<T> T	invokeByEvent(String externalSystem, String event, FaaSInvocation data, Class<T> responseType, OptionalParams optionalParams)	Invoking a lambda per brand via the RESTful api by event ID
void	invokeByUUID(String externalSystem, String lambdaUUID, FaaSInvocation data, OptionalParams optionalParams)	Invoking a lambda per brand via the RESTful api by lambda UUID but does not return response of invocation
<T> T	invokeByUUID(String externalSystem, String lambdaUUID, FaaSInvocation data, Class<T> responseType, OptionalParams optionalParams)	Invoking a lambda per brand via the RESTful api by lambda UUID
boolean	isImplemented(String externalSystem, FaaSEvent event, OptionalParams optionalParams)	Checking if lambda implementation exist for a given event
boolean	isImplemented(String externalSystem, String event, OptionalParams optionalParams)	Checking if lambda implementation exist for a given event

Methods inherited from class java.lang.Object

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

Field Detail

CSDS_GW_SERVICE_NAME

public static final String CSDS_GW_SERVICE_NAME

See Also:

Constant Field Values

CSDS_UI_SERVICE_NAME

public static final String CSDS_UI_SERVICE_NAME

See Also:

Constant Field Values

QUERY_PARAM_STATE

public static final String QUERY_PARAM_STATE

See Also:

Constant Field Values

QUERY_PARAM_EVENT_ID

public static final String QUERY_PARAM_EVENT_ID

See Also:

Constant Field Values

QUERY_PARAM_NAME

public static final String QUERY_PARAM_NAME

See Also:

Constant Field Values

Method Detail

invokeByUUID

public <T> T invokeByUUID(String externalSystem,
                          String lambdaUUID,
                          FaaSInvocation data,
                          Class<T> responseType,
                          OptionalParams optionalParams)
                   throws FaaSException

Description copied from interface: FaaSClient

Invoking a lambda per brand via the RESTful api by lambda UUID

Specified by:

invokeByUUID in interface FaaSClient

Type Parameters:

T - Class of the response type

Parameters:

externalSystem - the name of the external system doing the invocation

lambdaUUID - the global unique identifier of a lambda

data - the invocation payload containing timestamp (ms), headers and payload send to the lambda

responseType - the type of the response object

optionalParams - optional Parameters for request - requestId and timeOuts

Returns:

the response object of type responseType

Throws:

FaaSException - when error occurs during lambda invocation

invokeByUUID

public void invokeByUUID(String externalSystem,
                         String lambdaUUID,
                         FaaSInvocation data,
                         OptionalParams optionalParams)
                  throws FaaSException

Description copied from interface: FaaSClient

Invoking a lambda per brand via the RESTful api by lambda UUID but does not return response of invocation

Specified by:

invokeByUUID in interface FaaSClient

Parameters:

externalSystem - the name of the external system doing the invocation

lambdaUUID - the global unique identifier of a lambda

data - the invocation payload containing timestamp (ms), headers and payload send to the lambda

optionalParams - optional Parameters for request - requestId and timeOut

Throws:

FaaSException - when error occurs during lambda invocation

invokeByEvent

public <T> T invokeByEvent(String externalSystem,
                           FaaSEvent event,
                           FaaSInvocation data,
                           Class<T> responseType,
                           OptionalParams optionalParams)
                    throws FaaSException

Description copied from interface: FaaSClient

Invoking a lambda per brand via the RESTful api by event ID

Specified by:

invokeByEvent in interface FaaSClient

Type Parameters:

T - Class of the response type

Parameters:

externalSystem - the name of the external system doing the invocation

event - the faas event

data - the invocation payload containing timestamp (ms), headers and payload send to the lambda

responseType - the type of the response object

optionalParams - optional Parameters for request - requestId and timeOuts

Returns:

the response object of type responseType

Throws:

FaaSException - when error occurs during lambda invocation

invokeByEvent

public <T> T invokeByEvent(String externalSystem,
                           String event,
                           FaaSInvocation data,
                           Class<T> responseType,
                           OptionalParams optionalParams)
                    throws FaaSException

Description copied from interface: FaaSClient

Invoking a lambda per brand via the RESTful api by event ID

Specified by:

invokeByEvent in interface FaaSClient

Type Parameters:

T - Class of the response type

Parameters:

externalSystem - the name of the external system doing the invocation

event - the faas event

data - the invocation payload containing timestamp (ms), headers and payload send to the lambda

responseType - the type of the response object

optionalParams - optional Parameters for request - requestId and timeOut

Returns:

the response object of type responseType

Throws:

FaaSException - when error occurs during lambda invocation

invokeByEvent

public void invokeByEvent(String externalSystem,
                          FaaSEvent event,
                          FaaSInvocation data,
                          OptionalParams optionalParams)
                   throws FaaSException

Description copied from interface: FaaSClient

Invoking a lambda per brand via the RESTful api by event ID but does not return response of invocation

Specified by:

invokeByEvent in interface FaaSClient

Parameters:

externalSystem - the name of the external system doing the invocation

event - the faas event

data - the invocation payload containing timestamp (ms), headers and payload send to the lambda

optionalParams - optional Parameters for request - requestId and timeOut

Throws:

FaaSException - when error occurs during lambda invocation

invokeByEvent

public void invokeByEvent(String externalSystem,
                          String event,
                          FaaSInvocation data,
                          OptionalParams optionalParams)
                   throws FaaSException

Description copied from interface: FaaSClient

Invoking a lambda per brand via the RESTful api by event ID but does not return response of invocation

Specified by:

invokeByEvent in interface FaaSClient

Parameters:

externalSystem - the name of the external system doing the invocation

event - the faas event

data - the invocation payload containing timestamp (ms), headers and payload send to the lambda

optionalParams - optional Parameters for request - requestId and timeOut

Throws:

FaaSException - when error occurs during lambda invocation

isImplemented

public boolean isImplemented(String externalSystem,
                             FaaSEvent event,
                             OptionalParams optionalParams)
                      throws FaaSException

Description copied from interface: FaaSClient

Checking if lambda implementation exist for a given event

Specified by:

isImplemented in interface FaaSClient

Parameters:

externalSystem - the name of the external system doing the invocation

event - the faas event

optionalParams - optional Parameters for request - requestId and timeOut

Returns:

boolean

Throws:

FaaSException - when error occurs during isImplemented request

isImplemented

public boolean isImplemented(String externalSystem,
                             String event,
                             OptionalParams optionalParams)
                      throws FaaSException

Description copied from interface: FaaSClient

Checking if lambda implementation exist for a given event

Specified by:

isImplemented in interface FaaSClient

Parameters:

externalSystem - the name of the external system doing the invocation

event - the faas event

optionalParams - optional Parameters for request - requestId and timeOut

Returns:

boolean

Throws:

FaaSException - when error occurs during isImplemented request

getLambdas

public List<LambdaResponse> getLambdas(String userId,
                                       Map<String,String> optionalQueryParams,
                                       OptionalParams optionalParams)
                                throws FaaSException

Description copied from interface: FaaSClient

Get a list of lambdas. Filters can be applied by state, eventId or name. EventId and name supports substring.

Specified by:

getLambdas in interface FaaSClient

Parameters:

userId - LE user id

optionalQueryParams - optional query params that are used for filtering - supported params: state, eventId, name

optionalParams - optional Parameters for request - requestId and timeOut

Returns:

A list of lambdas that belong that the above account filtered by the optionalQueryParams

Throws:

FaaSException - when error occurs during getLambda request