io.cdap.delta.app.service

Class OffsetStateHandler

java.lang.Object

io.cdap.cdap.internal.api.AbstractProgramDatasetConfigurable<T>

io.cdap.cdap.internal.api.AbstractPluginConfigurable<V>

io.cdap.cdap.api.service.http.AbstractHttpServiceHandler<SystemHttpServiceContext,SystemHttpServiceConfigurer>

io.cdap.cdap.api.service.http.AbstractSystemHttpServiceHandler

io.cdap.delta.app.service.common.AbstractAssessorHandler

io.cdap.delta.app.service.OffsetStateHandler

All Implemented Interfaces:

ProgramLifecycle<SystemHttpServiceContext>, HttpServiceHandler<SystemHttpServiceContext,SystemHttpServiceConfigurer>

public class OffsetStateHandler
extends AbstractAssessorHandler

Handler for storing and managing offset and state stores.

Nested Class Summary

Nested classes/interfaces inherited from class io.cdap.delta.app.service.common.AbstractAssessorHandler

AbstractAssessorHandler.NamespacedEndpoint

Field Summary

Fields inherited from class io.cdap.delta.app.service.common.AbstractAssessorHandler

GSON

Constructor Summary

Constructors

Constructor and Description
OffsetStateHandler()

Method Summary

Modifier and Type	Method and Description
void	getMaxGeneration(HttpServiceRequest request, HttpServiceResponder responder, String namespaceName, String app)
void	getOffsetData(HttpServiceRequest request, HttpServiceResponder responder, String namespaceName, String app, long generation, int instanceid)
void	getStateData(HttpServiceRequest request, HttpServiceResponder responder, String namespaceName, String app, long generation, int instanceid, String state)
void	saveOffsetData(HttpServiceRequest request, HttpServiceResponder responder, String namespaceName, String app, long generation, int instanceid)
void	saveStateData(HttpServiceRequest request, HttpServiceResponder responder, String namespaceName, String app, long generation, int instanceid, String state)

Methods inherited from class io.cdap.delta.app.service.common.AbstractAssessorHandler

configure, getDraftService, getStateStore, respond

Methods inherited from class io.cdap.cdap.api.service.http.AbstractSystemHttpServiceHandler

createTable

Methods inherited from class io.cdap.cdap.api.service.http.AbstractHttpServiceHandler

configure, destroy, getConfigurer, getContext, initialize, setProperties

Methods inherited from class io.cdap.cdap.internal.api.AbstractPluginConfigurable

usePlugin, usePlugin, usePluginClass, usePluginClass

Methods inherited from class io.cdap.cdap.internal.api.AbstractProgramDatasetConfigurable

addDatasetModule, addDatasetType, createDataset, createDataset, createDataset, createDataset

Methods inherited from class java.lang.Object

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

Constructor Detail

OffsetStateHandler

public OffsetStateHandler()

Method Detail

getOffsetData

@GET
 @Path(value="v1/contexts/{namespace}/apps/{app}/generations/{generation}/instances/{instanceid}/offset")
public void getOffsetData(HttpServiceRequest request,
                                                                                                                                         HttpServiceResponder responder,
                                                                                                                                         @PathParam(value="namespace")
                                                                                                                                         String namespaceName,
                                                                                                                                         @PathParam(value="app")
                                                                                                                                         String app,
                                                                                                                                         @PathParam(value="generation")
                                                                                                                                         long generation,
                                                                                                                                         @PathParam(value="instanceid")
                                                                                                                                         int instanceid)

saveOffsetData

@PUT
 @Path(value="v1/contexts/{namespace}/apps/{app}/generations/{generation}/instances/{instanceid}/offset")
public void saveOffsetData(HttpServiceRequest request,
                                                                                                                                          HttpServiceResponder responder,
                                                                                                                                          @PathParam(value="namespace")
                                                                                                                                          String namespaceName,
                                                                                                                                          @PathParam(value="app")
                                                                                                                                          String app,
                                                                                                                                          @PathParam(value="generation")
                                                                                                                                          long generation,
                                                                                                                                          @PathParam(value="instanceid")
                                                                                                                                          int instanceid)

getStateData

@GET
 @Path(value="v1/contexts/{namespace}/apps/{app}/generations/{generation}/instances/{instanceid}/states/{state}")
public void getStateData(HttpServiceRequest request,
                                                                                                                                                HttpServiceResponder responder,
                                                                                                                                                @PathParam(value="namespace")
                                                                                                                                                String namespaceName,
                                                                                                                                                @PathParam(value="app")
                                                                                                                                                String app,
                                                                                                                                                @PathParam(value="generation")
                                                                                                                                                long generation,
                                                                                                                                                @PathParam(value="instanceid")
                                                                                                                                                int instanceid,
                                                                                                                                                @PathParam(value="state")
                                                                                                                                                String state)

saveStateData

@PUT
 @Path(value="v1/contexts/{namespace}/apps/{app}/generations/{generation}/instances/{instanceid}/states/{state}")
public void saveStateData(HttpServiceRequest request,
                                                                                                                                                 HttpServiceResponder responder,
                                                                                                                                                 @PathParam(value="namespace")
                                                                                                                                                 String namespaceName,
                                                                                                                                                 @PathParam(value="app")
                                                                                                                                                 String app,
                                                                                                                                                 @PathParam(value="generation")
                                                                                                                                                 long generation,
                                                                                                                                                 @PathParam(value="instanceid")
                                                                                                                                                 int instanceid,
                                                                                                                                                 @PathParam(value="state")
                                                                                                                                                 String state)

getMaxGeneration

@GET
 @Path(value="v1/contexts/{namespace}/apps/{app}/maxgeneration")
public void getMaxGeneration(HttpServiceRequest request,
                                                                                                   HttpServiceResponder responder,
                                                                                                   @PathParam(value="namespace")
                                                                                                   String namespaceName,
                                                                                                   @PathParam(value="app")
                                                                                                   String app)