io.seata.rm.tcc.api

注释类型 BusinessActionContextParameter

@Retention(value=RUNTIME)
 @Target(value={PARAMETER,FIELD})
public @interface BusinessActionContextParameter

the TCC parameters that need to be passed to the action context;

add this annotation on the parameters of the try method, and the parameters will be passed to the action context

另请参阅:

ActionContextUtil

可选元素概要

可选元素

限定符和类型	可选元素和说明
int	index Specify the index of the parameter in the List
boolean	isParamInProperty whether get the parameter from the property of the object if index >= 0, the object get from the List and then do get the parameter from the property of the object
boolean	isShardingParam 已过时。 This property is no longer in use.
String	paramName parameter's name.
String	value parameter's name.

元素详细资料

value

public abstract String value

parameter's name. Synonym for paramName().

返回:

the name of the param or field

另请参阅:

ActionContextUtil.getParamNameFromAnnotation(io.seata.rm.tcc.api.BusinessActionContextParameter)

默认值:

""

paramName

public abstract String paramName

parameter's name. Synonym for value().

返回:

the name of the param or field

另请参阅:

ActionContextUtil.getParamNameFromAnnotation(io.seata.rm.tcc.api.BusinessActionContextParameter)

默认值:

""

isShardingParam

@Deprecated
public abstract boolean isShardingParam

已过时。 This property is no longer in use.

if it is a sharding param ?

返回:

the boolean

默认值:

false

index

public abstract int index

Specify the index of the parameter in the List

返回:

the index of the List

另请参阅:

ActionContextUtil.getByIndex(io.seata.rm.tcc.api.ParamType, java.lang.String, java.lang.Object, int)

默认值:

-1

isParamInProperty

public abstract boolean isParamInProperty

whether get the parameter from the property of the object if index >= 0, the object get from the List and then do get the parameter from the property of the object

返回:

the boolean

另请参阅:

ActionContextUtil.loadParamByAnnotationAndPutToContext(io.seata.rm.tcc.api.ParamType, java.lang.String, java.lang.Object, io.seata.rm.tcc.api.BusinessActionContextParameter, java.util.Map<java.lang.String, java.lang.Object>), ActionContextUtil.fetchContextFromObject(java.lang.Object)

默认值:

false