org.kaaproject.kaa.client.configuration.delta

Interface DeltaType

All Known Implementing Classes:

AddedItemsDeltaType, DefaultDeltaType, EmptyDeltaType, RemovedItemsDeltaType, ResetDeltaType, ValueDeltaType

public interface DeltaType

Interface of delta type object

Author:

Yaroslav Zeygerman

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.

Method Detail

isDefault

boolean isDefault()

Checks if the field was set to a default value.

Returns:

true if the field set to default, false otherwise

isReset

boolean isReset()

Checks if the container field has been cleared.

Returns:

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

getNewValue

Object getNewValue()

Retrieves new field value.

Returns:

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

getRemovedItems

List<DeltaHandlerId> getRemovedItems()

Retrieves list of removed addressable items.

Returns:

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

getAddedItems

List<Object> getAddedItems()

Retrieves list of added items.

Returns:

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