接口的使用
org.apache.ratis.statemachine.TransactionContext

使用TransactionContext的程序包

程序包	说明
org.apache.ratis.statemachine

org.apache.ratis.statemachine中TransactionContext的使用

返回TransactionContext的org.apache.ratis.statemachine中的方法

限定符和类型	方法和说明
TransactionContext	StateMachine.applyTransactionSerial(TransactionContext trx) Called for transactions that have been committed to the RAFT log.
TransactionContext	TransactionContext.Builder.build()
TransactionContext	TransactionContext.cancelTransaction() Called to notify the state machine that the Transaction passed cannot be appended (or synced).
TransactionContext	StateMachine.cancelTransaction(TransactionContext trx) Called to notify the state machine that the Transaction passed cannot be appended (or synced).
TransactionContext	TransactionContext.preAppendTransaction() This is called before the transaction passed from the StateMachine is appended to the raft log.
TransactionContext	StateMachine.preAppendTransaction(TransactionContext trx) This is called before the transaction passed from the StateMachine is appended to the raft log.
TransactionContext	TransactionContext.setException(Exception exception) Set exception in case of failure.
TransactionContext	TransactionContext.setShouldCommit(boolean shouldCommit) Sets whether to commit the transaction to the RAFT log or not
TransactionContext	TransactionContext.setStateMachineContext(Object stateMachineContext) Sets the StateMachine the TransactionContext is specific to, the method would not create a new transaction context, it updates the StateMachine it associates with
TransactionContext	StateMachine.startTransaction(RaftClientRequest request) Start a transaction for the given request.
default TransactionContext	StateMachine.startTransaction(org.apache.ratis.proto.RaftProtos.LogEntryProto entry, org.apache.ratis.proto.RaftProtos.RaftPeerRole role) Start a transaction for the given log entry for non-leaders.

参数类型为TransactionContext的org.apache.ratis.statemachine中的方法

限定符和类型	方法和说明
CompletableFuture<Message>	StateMachine.applyTransaction(TransactionContext trx) Apply a committed log entry to the state machine.
TransactionContext	StateMachine.applyTransactionSerial(TransactionContext trx) Called for transactions that have been committed to the RAFT log.
TransactionContext	StateMachine.cancelTransaction(TransactionContext trx) Called to notify the state machine that the Transaction passed cannot be appended (or synced).
TransactionContext	StateMachine.preAppendTransaction(TransactionContext trx) This is called before the transaction passed from the StateMachine is appended to the raft log.
default CompletableFuture<org.apache.ratis.thirdparty.com.google.protobuf.ByteString>	StateMachine.DataApi.read(org.apache.ratis.proto.RaftProtos.LogEntryProto entry, TransactionContext context) Read asynchronously the state machine data from this state machine.
default CompletableFuture<?>	StateMachine.DataApi.write(org.apache.ratis.proto.RaftProtos.LogEntryProto entry, TransactionContext context) Write asynchronously the state machine data in the given log entry to this state machine.

类型变量类型为TransactionContext的org.apache.ratis.statemachine中的方法参数

限定符和类型	方法和说明
default void	StateMachine.LeaderEventApi.notifyNotLeader(Collection<TransactionContext> pendingEntries) Notify StateMachine that this server is no longer the leader.