io.cdap.wrangler.service.spanner

Class SpannerHandler

java.lang.Object

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

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

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

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

io.cdap.wrangler.service.common.AbstractWranglerHandler

io.cdap.wrangler.service.spanner.SpannerHandler

All Implemented Interfaces:

io.cdap.cdap.api.ProgramLifecycle<io.cdap.cdap.api.service.http.SystemHttpServiceContext>, io.cdap.cdap.api.service.http.HttpServiceHandler<io.cdap.cdap.api.service.http.SystemHttpServiceContext,io.cdap.cdap.api.service.http.SystemHttpServiceConfigurer>

public class SpannerHandler
extends AbstractWranglerHandler

Spanner data prep connection service

Nested Class Summary

Nested classes/interfaces inherited from class io.cdap.wrangler.service.common.AbstractWranglerHandler

AbstractWranglerHandler.NamespacedResponder<T>

Constructor Summary

Constructors

Constructor and Description
SpannerHandler()

Method Summary

Modifier and Type	Method and Description
void	getSpannerDatabases(io.cdap.cdap.api.service.http.HttpServiceRequest request, io.cdap.cdap.api.service.http.HttpServiceResponder responder, String namespace, String connectionId, String instanceId) Lists spanner databases for a spanner instance
void	getSpannerInstances(io.cdap.cdap.api.service.http.HttpServiceRequest request, io.cdap.cdap.api.service.http.HttpServiceResponder responder, String namespace, String connectionId) Lists spanner instances in the project
void	getSpannerTables(io.cdap.cdap.api.service.http.HttpServiceRequest request, io.cdap.cdap.api.service.http.HttpServiceResponder responder, String namespace, String connectionId, String instanceId, String databaseId) Lists spanner tables for a spanner database
void	readTable(io.cdap.cdap.api.service.http.HttpServiceRequest request, io.cdap.cdap.api.service.http.HttpServiceResponder responder, String namespace, String connectionId, String instanceId, String databaseId, String tableId, String scope, String limit) Read spanner table into a workspace and return the workspace identifier
void	specification(io.cdap.cdap.api.service.http.HttpServiceRequest request, io.cdap.cdap.api.service.http.HttpServiceResponder responder, String namespace, String workspaceId) Get the specification for the spanner source plugin.
void	testSpannerConnection(io.cdap.cdap.api.service.http.HttpServiceRequest request, io.cdap.cdap.api.service.http.HttpServiceResponder responder, String namespace)

Methods inherited from class io.cdap.wrangler.service.common.AbstractWranglerHandler

getConnection, getValidatedConnection, getValidatedConnection, getWorkspace, respond, respond, shouldCopyHeader

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

createTable

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

configure, 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

SpannerHandler

public SpannerHandler()

Method Detail

testSpannerConnection

@POST
 @Path(value="/contexts/{context}/connections/spanner/test")
public void testSpannerConnection(io.cdap.cdap.api.service.http.HttpServiceRequest request,
                                                                                                     io.cdap.cdap.api.service.http.HttpServiceResponder responder,
                                                                                                     @PathParam(value="context")
                                                                                                     String namespace)

getSpannerInstances

@GET
 @Path(value="contexts/{context}/connections/{connection-id}/spanner/instances")
public void getSpannerInstances(io.cdap.cdap.api.service.http.HttpServiceRequest request,
                                                                                                                      io.cdap.cdap.api.service.http.HttpServiceResponder responder,
                                                                                                                      @PathParam(value="context")
                                                                                                                      String namespace,
                                                                                                                      @PathParam(value="connection-id")
                                                                                                                      String connectionId)

Lists spanner instances in the project

getSpannerDatabases

@GET
 @Path(value="contexts/{context}/connections/{connection-id}/spanner/instances/{instance-id}/databases")
public void getSpannerDatabases(io.cdap.cdap.api.service.http.HttpServiceRequest request,
                                                                                                                                              io.cdap.cdap.api.service.http.HttpServiceResponder responder,
                                                                                                                                              @PathParam(value="context")
                                                                                                                                              String namespace,
                                                                                                                                              @PathParam(value="connection-id")
                                                                                                                                              String connectionId,
                                                                                                                                              @PathParam(value="instance-id")
                                                                                                                                              String instanceId)

Lists spanner databases for a spanner instance

getSpannerTables

@GET
 @Path(value="contexts/{context}/connections/{connection-id}/spanner/instances/{instance-id}/databases/{database-id}/tables")
public void getSpannerTables(io.cdap.cdap.api.service.http.HttpServiceRequest request,
                                                                                                                                                                io.cdap.cdap.api.service.http.HttpServiceResponder responder,
                                                                                                                                                                @PathParam(value="context")
                                                                                                                                                                String namespace,
                                                                                                                                                                @PathParam(value="connection-id")
                                                                                                                                                                String connectionId,
                                                                                                                                                                @PathParam(value="instance-id")
                                                                                                                                                                String instanceId,
                                                                                                                                                                @PathParam(value="database-id")
                                                                                                                                                                String databaseId)

Lists spanner tables for a spanner database

Parameters:

request - HTTP Request handler.

responder - HTTP Response handler.

readTable

@GET
 @Path(value="contexts/{context}/connections/{connection-id}/spanner/instances/{instance-id}/databases/{database-id}/tables/{table-id}/read")
public void readTable(io.cdap.cdap.api.service.http.HttpServiceRequest request,
                                                                                                                                                                         io.cdap.cdap.api.service.http.HttpServiceResponder responder,
                                                                                                                                                                         @PathParam(value="context")
                                                                                                                                                                         String namespace,
                                                                                                                                                                         @PathParam(value="connection-id")
                                                                                                                                                                         String connectionId,
                                                                                                                                                                         @PathParam(value="instance-id")
                                                                                                                                                                         String instanceId,
                                                                                                                                                                         @PathParam(value="database-id")
                                                                                                                                                                         String databaseId,
                                                                                                                                                                         @PathParam(value="table-id")
                                                                                                                                                                         String tableId,
                                                                                                                                                                         @QueryParam(value="scope") @DefaultValue(value="default")
                                                                                                                                                                         String scope,
                                                                                                                                                                         @QueryParam(value="limit") @DefaultValue(value="1000")
                                                                                                                                                                         String limit)

Read spanner table into a workspace and return the workspace identifier

specification

@GET
 @Path(value="contexts/{context}/spanner/workspaces/{workspace-id}/specification")
public void specification(io.cdap.cdap.api.service.http.HttpServiceRequest request,
                                                                                                                  io.cdap.cdap.api.service.http.HttpServiceResponder responder,
                                                                                                                  @PathParam(value="context")
                                                                                                                  String namespace,
                                                                                                                  @PathParam(value="workspace-id")
                                                                                                                  String workspaceId)

Get the specification for the spanner source plugin.