StartTrigger (Siddhi Core 5.1.30 API)

java.lang.Object
- io.siddhi.core.trigger.AbstractTrigger
- - io.siddhi.core.trigger.StartTrigger

All Implemented Interfaces:

Trigger, ExternalReferencedHolder
```
public class StartTrigger
extends AbstractTrigger
```
Implementation of Trigger which will trigger events when siddhi app in started.

Constructor Summary

Constructors
Constructor Description

StartTrigger()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`String`	`getId()`
`io.siddhi.query.api.definition.TriggerDefinition`	`getTriggerDefinition()`
`void`	`init(io.siddhi.query.api.definition.TriggerDefinition triggerDefinition, SiddhiAppContext siddhiAppContext, StreamJunction streamJunction)`
`boolean`	`isStateful()`
`void`	`start()`	This will be called only once and this can be used to acquire required resources for the processing element.
`void`	`stop()`	This will be called only once and this can be used to release the acquired resources for processing.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - StartTrigger
```
public StartTrigger()
```
- Method Detail
  - init
```
public void init(io.siddhi.query.api.definition.TriggerDefinition triggerDefinition,
                 SiddhiAppContext siddhiAppContext,
                 StreamJunction streamJunction)
```
    Specified by:
    
    init in class AbstractTrigger
  - getTriggerDefinition
```
public io.siddhi.query.api.definition.TriggerDefinition getTriggerDefinition()
```
  - getId
```
public String getId()
```
  - start
```
public void start()
```
    This will be called only once and this can be used to acquire required resources for the processing element. This will be called after initializing the system and before starting to process the events.
  - stop
```
public void stop()
```
    This will be called only once and this can be used to release the acquired resources for processing. This will be called before shutting down the system.
  - isStateful
```
public boolean isStateful()
```