org.apache.ignite.internal.processors.rest.handlers.redis

Class GridRedisRestCommandHandler

java.lang.Object

org.apache.ignite.internal.processors.rest.handlers.redis.GridRedisRestCommandHandler

All Implemented Interfaces:

GridRedisCommandHandler

Direct Known Subclasses:

GridRedisAppendCommandHandler, GridRedisDbSizeCommandHandler, GridRedisDelCommandHandler, GridRedisExistsCommandHandler, GridRedisExpireCommandHandler, GridRedisFlushCommandHandler, GridRedisGetCommandHandler, GridRedisGetRangeCommandHandler, GridRedisGetSetCommandHandler, GridRedisIncrDecrCommandHandler, GridRedisMGetCommandHandler, GridRedisMSetCommandHandler, GridRedisSetCommandHandler, GridRedisSetRangeCommandHandler, GridRedisStrlenCommandHandler

public abstract class GridRedisRestCommandHandler
extends Object
implements GridRedisCommandHandler

Redis command handler done via REST.

Field Summary

Fields

Modifier and Type	Field and Description
protected GridKernalContext	ctx Kernel context.
protected GridRestProtocolHandler	hnd REST protocol handler.
protected IgniteLogger	log Logger.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	GridRedisRestCommandHandler(IgniteLogger log, GridRestProtocolHandler hnd, GridKernalContext ctx) Constructor.

Method Summary

Modifier and Type	Method and Description
abstract GridRestRequest	asRestRequest(GridRedisMessage msg) Converts GridRedisMessage to GridRestRequest.
IgniteInternalFuture<GridRedisMessage>	handleAsync(GridNioSession ses, GridRedisMessage msg)
protected @Nullable Long	longValue(String name, List<String> params) Retrieves long value following the parameter name from parameters list.
abstract ByteBuffer	makeResponse(GridRestResponse resp, List<String> params) Prepares a response according to the request.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.ignite.internal.processors.rest.handlers.redis.GridRedisCommandHandler

supportedCommands

Field Detail

log

protected final IgniteLogger log

Logger.

hnd

protected final GridRestProtocolHandler hnd

REST protocol handler.

ctx

protected final GridKernalContext ctx

Kernel context.

Constructor Detail

GridRedisRestCommandHandler

protected GridRedisRestCommandHandler(IgniteLogger log,
                                      GridRestProtocolHandler hnd,
                                      GridKernalContext ctx)

Constructor.

Parameters:

log - Logger.

hnd - REST protocol handler.

ctx - Kernal context.

Method Detail

handleAsync

public IgniteInternalFuture<GridRedisMessage> handleAsync(GridNioSession ses,
                                                          GridRedisMessage msg)

Specified by:

handleAsync in interface GridRedisCommandHandler

Parameters:

ses - Session.

msg - Request message.

Returns:

Future.

longValue

@Nullable
protected @Nullable Long longValue(String name,
                                             List<String> params)
                                      throws GridRedisGenericException

Retrieves long value following the parameter name from parameters list.

Parameters:

name - Parameter name.

params - Parameters list.

Returns:

Long value from parameters list or null if not exists.

Throws:

GridRedisGenericException - If parsing failed.

asRestRequest

public abstract GridRestRequest asRestRequest(GridRedisMessage msg)
                                       throws IgniteCheckedException

Converts GridRedisMessage to GridRestRequest.

Parameters:

msg - GridRedisMessage

Returns:

GridRestRequest

Throws:

IgniteCheckedException - If fails.

makeResponse

public abstract ByteBuffer makeResponse(GridRestResponse resp,
                                        List<String> params)

Prepares a response according to the request.

Parameters:

resp - REST response.

params - Auxiliary parameters.

Returns:

Response for the command.