BeginSnapshotEvent (TIBCO Streaming Product Javadoc 10.6.1 API)

java.lang.Object
- java.util.EventObject
- - com.streambase.liveview.client.AbstractQueryEvent
  - - com.streambase.liveview.client.BeginSnapshotEvent

All Implemented Interfaces:

Serializable
```
public final class BeginSnapshotEvent
extends AbstractQueryEvent
```
The event dispatched when a query snapshot begins.

See Also:

Serialized Form

Field Summary
- Fields inherited from class java.util.EventObject
  source

Constructor Summary

Constructors
Constructor Description

BeginSnapshotEvent(Object source, List<Schema.Field> fields)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`dispatch(QueryListener listener)`	Dispatches this event to the listener
`List<Schema.Field>`	`getFields()`	Get the list of fields that the query tuples will have

Methods inherited from class java.util.EventObject
getSource, toString

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

- Constructor Detail
  - BeginSnapshotEvent
```
public BeginSnapshotEvent(Object source,
                          List<Schema.Field> fields)
```
    Parameters:
    
    source - the source of the event
    
    fields - the list of fields that the query tuples will have
- Method Detail
  - getFields
```
public List<Schema.Field> getFields()
```
    Get the list of fields that the query tuples will have
    
    Returns:
    
    the list of fields (schema) for the query tuples
  - dispatch
```
public void dispatch(QueryListener listener)
```
    Dispatches this event to the listener
    
    Specified by:
    
    dispatch in class AbstractQueryEvent
    
    Parameters:
    
    listener - the query listener