org.hibernate.engine.spi
Interface UnsavedValueStrategy

All Known Implementing Classes:
IdentifierValue, VersionValue

public interface UnsavedValueStrategy

The base contract for determining transient status versus detached status.


Method Summary
 Object getDefaultValue(Object currentValue)
          Get a default value meant to indicate transience.
 Boolean isUnsaved(Object test)
          Make the transient/detached determination
 

Method Detail

isUnsaved

Boolean isUnsaved(Object test)
Make the transient/detached determination

Parameters:
test - The value to be tested
Returns:
true indicates the value corresponds to unsaved data (aka, transient state; false indicates the value does not corresponds to unsaved data (aka, detached state); null indicates that this strategy was not able to determine conclusively.

getDefaultValue

Object getDefaultValue(Object currentValue)
Get a default value meant to indicate transience.

Parameters:
currentValue - The current state value.
Returns:
The default transience value.


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