Package org.springframework.data.gemfire.snapshot.event

Class SnapshotApplicationEvent<K,V>

java.lang.Object

java.util.EventObject

org.springframework.context.ApplicationEvent

org.springframework.data.gemfire.snapshot.event.SnapshotApplicationEvent<K,V>

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

ExportSnapshotApplicationEvent, ImportSnapshotApplicationEvent

public abstract class SnapshotApplicationEvent<K,V>
extends ApplicationEvent

The SnapshotApplicationEvent class is a Spring ApplicationEvent signaling a GemFire Cache or Region snapshot event, used to trigger a snapshot to occur.

Since:

1.7.0

Author:

John Blum

See Also:

• ApplicationEvent
• Region
• Serialized Form

Field Summary

Fields inherited from class java.util.EventObject

source

Constructor Summary

Constructors

Constructor	Description
SnapshotApplicationEvent(Object source, String regionPath, SnapshotServiceFactoryBean.SnapshotMetadata<K,V>... snapshotMetadata)	Constructs an instance of SnapshotApplicationEvent initialized with an event source, a pathname of the Region which data snapshots are imported/exported along with meta-data describing the details of the snapshot source.
SnapshotApplicationEvent(Object source, SnapshotServiceFactoryBean.SnapshotMetadata<K,V>... snapshotMetadata)	Constructs an instance of SnapshotApplicationEvent initialized with an event source and optional meta-data describing the data snapshots to be imported/exported.

Method Summary

Modifier and Type	Method	Description
String	getRegionPath()	Gets the absolute pathname of the Region in GemFire for which the snapshot will be taken.
SnapshotServiceFactoryBean.SnapshotMetadata<K,V>[]	getSnapshotMetadata()	Gets the meta-data used to perform the GemFire Cache Region data snapshots.
boolean	isCacheSnapshotEvent()	Determines whether this event indicates a Cache-wide snapshot.
boolean	isRegionSnapshotEvent()	Determines whether this event indicates a Region-specific snapshot.
boolean	matches(String regionPath)	Determines whether this event has been targeted for a Region with the given absolute pathname.
boolean	matches(Region region)	Determines whether this event has been targeted for the specified Region.

Methods inherited from class org.springframework.context.ApplicationEvent

getTimestamp

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 Details

SnapshotApplicationEvent

public SnapshotApplicationEvent(Object source,
 SnapshotServiceFactoryBean.SnapshotMetadata<K,V>... snapshotMetadata)

Constructs an instance of SnapshotApplicationEvent initialized with an event source and optional meta-data describing the data snapshots to be imported/exported.

Parameters:

source - the source of the ApplicationEvent.

snapshotMetadata - an array of SnapshotMetadata containing details for each import/export.

See Also:

• SnapshotServiceFactoryBean.SnapshotMetadata

SnapshotApplicationEvent

public SnapshotApplicationEvent(Object source,
 String regionPath,
 SnapshotServiceFactoryBean.SnapshotMetadata<K,V>... snapshotMetadata)

Constructs an instance of SnapshotApplicationEvent initialized with an event source, a pathname of the Region which data snapshots are imported/exported along with meta-data describing the details of the snapshot source.

Parameters:

source - the source of the ApplicationEvent.

regionPath - absolute pathname of the Region.

snapshotMetadata - an array of SnapshotMetadata containing details for each import/export.

See Also:

• SnapshotServiceFactoryBean.SnapshotMetadata

Method Details

getRegionPath

public String getRegionPath()

Gets the absolute pathname of the Region in GemFire for which the snapshot will be taken.

Returns:

a String indicating the absolute pathname of the Region.

See Also:

• Region.getFullPath()

getSnapshotMetadata

public SnapshotServiceFactoryBean.SnapshotMetadata<K,V>[] getSnapshotMetadata()

Gets the meta-data used to perform the GemFire Cache Region data snapshots.

Returns:

an array of SnapshotMetadata containing information necessary to perform the data export.

See Also:

• SnapshotServiceFactoryBean.SnapshotMetadata

isCacheSnapshotEvent

public boolean isCacheSnapshotEvent()

Determines whether this event indicates a Cache-wide snapshot.

Returns:

a boolean value indicating whether a Cache-wide snapshot has been triggered.

See Also:

• isRegionSnapshotEvent()

isRegionSnapshotEvent

public boolean isRegionSnapshotEvent()

Determines whether this event indicates a Region-specific snapshot.

Returns:

a boolean value indicating whether a Region-specific snapshot has been triggered.

See Also:

• isCacheSnapshotEvent()

matches

public boolean matches(Region region)

Determines whether this event has been targeted for the specified Region.

Parameters:

region - the Region being evaluated as the subject of this event.

Returns:

a boolean value indicating whether this event has been targeted for the specified Region

See Also:

• Region.getFullPath()
• getRegionPath()
• matches(String)

matches

public boolean matches(String regionPath)

Determines whether this event has been targeted for a Region with the given absolute pathname.

Parameters:

regionPath - the absolute Region pathname being evaluated as the subject of this event.

Returns:

a boolean value indicating whether this event has been targeted for the absolute Region pathname.

See Also:

• getRegionPath()