HistoricVariableInstance (Activiti :: Engine 7.2.3 API)

All Superinterfaces:

HistoricData

All Known Subinterfaces:

HistoricVariableInstanceEntity

All Known Implementing Classes:

HistoricVariableInstanceEntityImpl
```
@Internal
public interface HistoricVariableInstance
extends HistoricData
```
A single process variable containing the last value when its process instance has finished. It is only available when HISTORY_LEVEL is set >= VARIABLE

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Date`	`getCreateTime()`	Returns the time when the variable was created.
`String`	`getId()`	The unique DB id
`Date`	`getLastUpdatedTime()`	Returns the time when the value of the variable was last updated.
`String`	`getProcessInstanceId()`	The process instance reference.
`String`	`getTaskId()`
`Object`	`getValue()`
`String`	`getVariableName()`
`String`	`getVariableTypeName()`

Methods inherited from interface org.activiti.engine.history.HistoricData
getTime

- Method Detail
  - getId
```
String getId()
```
    The unique DB id
  - getVariableName
```
String getVariableName()
```
  - getVariableTypeName
```
String getVariableTypeName()
```
  - getValue
```
Object getValue()
```
  - getProcessInstanceId
```
String getProcessInstanceId()
```
    The process instance reference.
  - getTaskId
```
String getTaskId()
```
    Returns:
    
    the task id of the task, in case this variable instance has been set locally on a task. Returns null, if this variable is not related to a task.
  - getCreateTime
```
Date getCreateTime()
```
    Returns the time when the variable was created.
  - getLastUpdatedTime
```
Date getLastUpdatedTime()
```
    Returns the time when the value of the variable was last updated. Note that a HistoricVariableInstance only contains the latest value of the variable. The actual different value and value changes are recorded in HistoricVariableUpdate instances, which are captured on HistoryLevel FULL.