接口的使用
io.seata.saga.proctrl.ProcessContext

使用ProcessContext的程序包

程序包	说明
io.seata.saga.engine
io.seata.saga.engine.pcext
io.seata.saga.engine.pcext.handlers
io.seata.saga.engine.pcext.interceptors
io.seata.saga.engine.pcext.routers
io.seata.saga.engine.pcext.utils
io.seata.saga.engine.store
io.seata.saga.engine.store.db
io.seata.saga.engine.strategy
io.seata.saga.engine.strategy.impl
io.seata.saga.engine.utils
io.seata.saga.proctrl
io.seata.saga.proctrl.eventing.impl
io.seata.saga.proctrl.handler
io.seata.saga.proctrl.impl
io.seata.saga.proctrl.process
io.seata.saga.proctrl.process.impl

io.seata.saga.engine中ProcessContext的使用

参数类型为ProcessContext的io.seata.saga.engine中的方法

限定符和类型	方法和说明
void	AsyncCallback.onError(ProcessContext context, StateMachineInstance stateMachineInstance, Exception exp) on error
void	AsyncCallback.onFinished(ProcessContext context, StateMachineInstance stateMachineInstance) on finished

io.seata.saga.engine.pcext中ProcessContext的使用

参数类型为ProcessContext的io.seata.saga.engine.pcext中的方法

限定符和类型	方法和说明
State	StateInstruction.getState(ProcessContext context)
void	StateHandlerInterceptor.postProcess(ProcessContext context, Exception e)
void	StateRouterInterceptor.postRoute(ProcessContext context, State state, Instruction instruction, Exception e) post route
void	StateHandlerInterceptor.preProcess(ProcessContext context)
void	StateRouterInterceptor.preRoute(ProcessContext context, State state) pre route
void	StateMachineProcessHandler.process(ProcessContext context)
void	StateHandler.process(ProcessContext context)
Instruction	StateMachineProcessRouter.route(ProcessContext context)
Instruction	StateRouter.route(ProcessContext context, State state)

io.seata.saga.engine.pcext.handlers中ProcessContext的使用

参数类型为ProcessContext的io.seata.saga.engine.pcext.handlers中的方法

限定符和类型	方法和说明
EvaluatorFactory	ChoiceStateHandler.getEvaluatorFactory(ProcessContext context)
void	SucceedEndStateHandler.process(ProcessContext context)
void	SubStateMachineHandler.process(ProcessContext context)
void	ServiceTaskStateHandler.process(ProcessContext context)
void	ScriptTaskStateHandler.process(ProcessContext context)
void	LoopStartStateHandler.process(ProcessContext context)
void	FailEndStateHandler.process(ProcessContext context)
void	CompensationTriggerStateHandler.process(ProcessContext context)
void	ChoiceStateHandler.process(ProcessContext context)

io.seata.saga.engine.pcext.interceptors中ProcessContext的使用

参数类型为ProcessContext的io.seata.saga.engine.pcext.interceptors中的方法

限定符和类型	方法和说明
protected String	InSagaBranchHandlerInterceptor.getXidFromProcessContext(ProcessContext context) Gets xid from saga process context.
void	ServiceTaskHandlerInterceptor.postProcess(ProcessContext context, Exception exp)
void	ScriptTaskHandlerInterceptor.postProcess(ProcessContext context, Exception exp)
void	LoopTaskHandlerInterceptor.postProcess(ProcessContext context, Exception e)
void	InSagaBranchHandlerInterceptor.postProcess(ProcessContext context, Exception exp)
void	EndStateRouterInterceptor.postRoute(ProcessContext context, State state, Instruction instruction, Exception e)
void	ServiceTaskHandlerInterceptor.preProcess(ProcessContext context)
void	ScriptTaskHandlerInterceptor.preProcess(ProcessContext context)
void	LoopTaskHandlerInterceptor.preProcess(ProcessContext context)
void	InSagaBranchHandlerInterceptor.preProcess(ProcessContext context)
void	EndStateRouterInterceptor.preRoute(ProcessContext context, State state)

io.seata.saga.engine.pcext.routers中ProcessContext的使用

参数类型为ProcessContext的io.seata.saga.engine.pcext.routers中的方法

限定符和类型	方法和说明
Instruction	TaskStateRouter.route(ProcessContext context, State state)
Instruction	EndStateRouter.route(ProcessContext context, State state)

io.seata.saga.engine.pcext.utils中ProcessContext的使用

返回ProcessContext的io.seata.saga.engine.pcext.utils中的方法

限定符和类型	方法和说明
static ProcessContext	LoopTaskUtils.createLoopEventContext(ProcessContext context, int loopCounter) create context for async publish

参数类型为ProcessContext的io.seata.saga.engine.pcext.utils中的方法

限定符和类型	方法和说明
static int	LoopTaskUtils.acquireNextLoopCounter(ProcessContext context)
static void	LoopContextHolder.clearCurrent(ProcessContext context)
static void	CompensationHolder.clearCurrent(ProcessContext context)
static void	LoopTaskUtils.createLoopCounterContext(ProcessContext context) create loop counter context
static ProcessContext	LoopTaskUtils.createLoopEventContext(ProcessContext context, int loopCounter) create context for async publish
static void	EngineUtils.endStateMachine(ProcessContext context) end StateMachine
static void	EngineUtils.failStateMachine(ProcessContext context, Exception exp) fail StateMachine
static StateInstance	LoopTaskUtils.findOutLastNeedForwardStateInstance(ProcessContext context)
static List<StateInstance>	CompensationHolder.findStateInstListToBeCompensated(ProcessContext context, List<StateInstance> stateInstanceList)
static String	LoopTaskUtils.generateLoopStateName(ProcessContext context, String stateName) generate loop state name like stateName-fork-1
static LoopContextHolder	LoopContextHolder.getCurrent(ProcessContext context, boolean forceCreate)
static CompensationHolder	CompensationHolder.getCurrent(ProcessContext context, boolean forceCreate)
static TaskState.Loop	LoopTaskUtils.getLoopConfig(ProcessContext context, State currentState) get Loop Config from State
static void	EngineUtils.handleException(ProcessContext context, AbstractTaskState state, Throwable e) Handle exceptions while ServiceTask or ScriptTask Executing
static boolean	LoopTaskUtils.isCompletionConditionSatisfied(ProcessContext context) check if satisfied completion condition
static boolean	LoopTaskUtils.isForSubStateMachineForward(ProcessContext context) forward with subStateMachine should check each loop state's status
static void	LoopTaskUtils.putContextToParent(ProcessContext context, List<ProcessContext> subContextList, State state) put loop out params to parent context
static void	LoopTaskUtils.reloadLoopContext(ProcessContext context, String forwardStateName) reload loop counter context while forward

类型变量类型为ProcessContext的io.seata.saga.engine.pcext.utils中的方法参数

限定符和类型	方法和说明
static String	LoopTaskUtils.decideCurrentExceptionRoute(List<ProcessContext> subContextList, StateMachine stateMachine) decide current exception route for loop publish over
static void	LoopTaskUtils.putContextToParent(ProcessContext context, List<ProcessContext> subContextList, State state) put loop out params to parent context

io.seata.saga.engine.store中ProcessContext的使用

参数类型为ProcessContext的io.seata.saga.engine.store中的方法

限定符和类型	方法和说明
void	StateLogStore.recordStateFinished(StateInstance stateInstance, ProcessContext context) Record state execution end event
void	StateLogStore.recordStateMachineFinished(StateMachineInstance machineInstance, ProcessContext context) Record status end event
void	StateLogStore.recordStateMachineRestarted(StateMachineInstance machineInstance, ProcessContext context) Record state machine restarted
void	StateLogStore.recordStateMachineStarted(StateMachineInstance machineInstance, ProcessContext context) Record state machine startup events
void	StateLogStore.recordStateStarted(StateInstance stateInstance, ProcessContext context) Record state start execution event

io.seata.saga.engine.store.db中ProcessContext的使用

参数类型为ProcessContext的io.seata.saga.engine.store.db中的方法

限定符和类型	方法和说明
protected void	DbAndReportTcStateLogStore.beginTransaction(StateMachineInstance machineInstance, ProcessContext context)
protected void	DbAndReportTcStateLogStore.branchRegister(StateInstance stateInstance, ProcessContext context)
protected void	DbAndReportTcStateLogStore.branchReport(StateInstance stateInstance, ProcessContext context)
protected GlobalTransaction	DbAndReportTcStateLogStore.getGlobalTransaction(StateMachineInstance machineInstance, ProcessContext context)
void	DbAndReportTcStateLogStore.recordStateFinished(StateInstance stateInstance, ProcessContext context)
void	DbAndReportTcStateLogStore.recordStateMachineFinished(StateMachineInstance machineInstance, ProcessContext context)
void	DbAndReportTcStateLogStore.recordStateMachineRestarted(StateMachineInstance machineInstance, ProcessContext context)
void	DbAndReportTcStateLogStore.recordStateMachineStarted(StateMachineInstance machineInstance, ProcessContext context)
void	DbAndReportTcStateLogStore.recordStateStarted(StateInstance stateInstance, ProcessContext context)
protected void	DbAndReportTcStateLogStore.reportTransactionFinished(StateMachineInstance machineInstance, ProcessContext context)

io.seata.saga.engine.strategy中ProcessContext的使用

参数类型为ProcessContext的io.seata.saga.engine.strategy中的方法

限定符和类型	方法和说明
void	StatusDecisionStrategy.decideOnEndState(ProcessContext context, StateMachineInstance stateMachineInstance, Exception exp) Determine state machine execution status when executing to EndState
void	StatusDecisionStrategy.decideOnTaskStateFail(ProcessContext context, StateMachineInstance stateMachineInstance, Exception exp) Determine state machine execution status when executing TaskState error

io.seata.saga.engine.strategy.impl中ProcessContext的使用

参数类型为ProcessContext的io.seata.saga.engine.strategy.impl中的方法

限定符和类型	方法和说明
void	DefaultStatusDecisionStrategy.decideOnEndState(ProcessContext context, StateMachineInstance stateMachineInstance, Exception exp)
void	DefaultStatusDecisionStrategy.decideOnTaskStateFail(ProcessContext context, StateMachineInstance stateMachineInstance, Exception exp)

io.seata.saga.engine.utils中ProcessContext的使用

返回ProcessContext的io.seata.saga.engine.utils中的方法

限定符和类型	方法和说明
ProcessContext	ProcessContextBuilder.build()

io.seata.saga.proctrl中ProcessContext的使用

io.seata.saga.proctrl中ProcessContext的子接口

限定符和类型	接口和说明
interface	HierarchicalProcessContext Hierarchical process context

参数类型为ProcessContext的io.seata.saga.proctrl中的方法

限定符和类型	方法和说明
void	ProcessController.process(ProcessContext context) process business logic
Instruction	ProcessRouter.route(ProcessContext context) route

io.seata.saga.proctrl.eventing.impl中ProcessContext的使用

参数类型为ProcessContext的io.seata.saga.proctrl.eventing.impl中的方法

限定符和类型	方法和说明
boolean	DirectEventBus.offer(ProcessContext context)
boolean	AsyncEventBus.offer(ProcessContext context)
void	ProcessCtrlEventConsumer.process(ProcessContext event)
boolean	ProcessCtrlEventPublisher.publish(ProcessContext event)

类型变量类型为ProcessContext的io.seata.saga.proctrl.eventing.impl中的方法参数

限定符和类型	方法和说明
boolean	ProcessCtrlEventConsumer.accept(Class<ProcessContext> clazz)
void	ProcessCtrlEventPublisher.setEventBus(EventBus<ProcessContext> eventBus)

io.seata.saga.proctrl.handler中ProcessContext的使用

参数类型为ProcessContext的io.seata.saga.proctrl.handler中的方法

限定符和类型	方法和说明
static ProcessType	DefaultRouterHandler.matchProcessType(ProcessContext context)
void	ProcessHandler.process(ProcessContext context) process
void	RouterHandler.route(ProcessContext context) route
void	DefaultRouterHandler.route(ProcessContext context)

类型变量类型为ProcessContext的io.seata.saga.proctrl.handler中的方法参数

限定符和类型	方法和说明
void	DefaultRouterHandler.setEventPublisher(EventPublisher<ProcessContext> eventPublisher)

io.seata.saga.proctrl.impl中ProcessContext的使用

实现ProcessContext的io.seata.saga.proctrl.impl中的类

限定符和类型	类和说明
class	ProcessContextImpl The default process context implementation

返回ProcessContext的io.seata.saga.proctrl.impl中的方法

限定符和类型	方法和说明
ProcessContext	ProcessContextImpl.getParent()

参数类型为ProcessContext的io.seata.saga.proctrl.impl中的方法

限定符和类型	方法和说明
void	ProcessControllerImpl.process(ProcessContext context)
void	ProcessContextImpl.setParent(ProcessContext parent)

io.seata.saga.proctrl.process中ProcessContext的使用

参数类型为ProcessContext的io.seata.saga.proctrl.process中的方法

限定符和类型	方法和说明
void	BusinessProcessor.process(ProcessContext context) process business logic
void	BusinessProcessor.route(ProcessContext context) route

io.seata.saga.proctrl.process.impl中ProcessContext的使用

参数类型为ProcessContext的io.seata.saga.proctrl.process.impl中的方法

限定符和类型	方法和说明
static ProcessType	CustomizeBusinessProcessor.matchProcessType(ProcessContext context)
void	CustomizeBusinessProcessor.process(ProcessContext context)
void	CustomizeBusinessProcessor.route(ProcessContext context)