Package org.hyperledger.fabric.client

Interface ChaincodeEventsRequest.Builder

All Superinterfaces:

Builder<EventsRequest<ChaincodeEvent>>, EventsBuilder<ChaincodeEvent>

Enclosing interface:

ChaincodeEventsRequest

public static interface ChaincodeEventsRequest.Builder
extends EventsBuilder<ChaincodeEvent>

Builder used to create a new chaincode events request. The default behavior is to read events from the next committed block.

Method Summary

Modifier and Type	Method	Description
ChaincodeEventsRequest	build()	Build an instance.
ChaincodeEventsRequest.Builder	checkpoint(Checkpoint checkpoint)	Reads events starting at the checkpoint position.
ChaincodeEventsRequest.Builder	startBlock(long blockNumber)	Specify the block number at which to start reading events.

Method Details

startBlock

ChaincodeEventsRequest.Builder startBlock(long blockNumber)

Description copied from interface: EventsBuilder

Specify the block number at which to start reading events.

Note that the block number is an unsigned 64-bit integer, with the sign bit used to hold the top bit of the number.

Specified by:

startBlock in interface EventsBuilder<ChaincodeEvent>

Parameters:

blockNumber - a ledger block number.

Returns:

This builder.

checkpoint

ChaincodeEventsRequest.Builder checkpoint(Checkpoint checkpoint)

Description copied from interface: EventsBuilder

Reads events starting at the checkpoint position.

Specified by:

checkpoint in interface EventsBuilder<ChaincodeEvent>

Parameters:

checkpoint - a checkpoint position.

Returns:

This builder.

build

ChaincodeEventsRequest build()

Description copied from interface: Builder

Build an instance.

Specified by:

build in interface Builder<EventsRequest<ChaincodeEvent>>

Returns:

A built instance.