org.kaaproject.kaa.client.configuration.delta

Class EmptyDeltaType

java.lang.Object

org.kaaproject.kaa.client.configuration.delta.EmptyDeltaType

All Implemented Interfaces:

DeltaType

Direct Known Subclasses:

AddedItemsDeltaType, DefaultDeltaType, RemovedItemsDeltaType, ResetDeltaType, ValueDeltaType

public class EmptyDeltaType
extends Object
implements DeltaType

Empty DeltaType implementation

Author:

Yaroslav Zeygerman

Constructor Summary

Constructors

Constructor and Description
EmptyDeltaType()

Method Summary

Methods

Modifier and Type	Method and Description
List<Object>	getAddedItems() Retrieves list of added items.
Object	getNewValue() Retrieves new field value.
List<DeltaHandlerId>	getRemovedItems() Retrieves list of removed addressable items.
boolean	isDefault() Checks if the field was set to a default value.
boolean	isReset() Checks if the container field has been cleared.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

EmptyDeltaType

public EmptyDeltaType()

Method Detail

isDefault

public boolean isDefault()

Description copied from interface: DeltaType

Checks if the field was set to a default value.

Specified by:

isDefault in interface DeltaType

Returns:

true if the field set to default, false otherwise

isReset

public boolean isReset()

Description copied from interface: DeltaType

Checks if the container field has been cleared.

Specified by:

isReset in interface DeltaType

Returns:

true if the container field is cleared, false if not (or field is not array)

getNewValue

public Object getNewValue()

Description copied from interface: DeltaType

Retrieves new field value.

Specified by:

getNewValue in interface DeltaType

Returns:

value of the appropriate type (ConfigurationDelta for record items), or null if there is no new value (or field is array)

getRemovedItems

public List<DeltaHandlerId> getRemovedItems()

Description copied from interface: DeltaType

Retrieves list of removed addressable items.

Specified by:

getRemovedItems in interface DeltaType

Returns:

list which contains handlers of removed items, null if there is no removed items (or field is not array)

getAddedItems

public List<Object> getAddedItems()

Description copied from interface: DeltaType

Retrieves list of added items.

Specified by:

getAddedItems in interface DeltaType

Returns:

list of added items. (List of ConfigurationDelta for complex items), null if there is no added items (or field is not array)