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ojb.odmg.states
Class StateOldDelete  

java.lang.Object
  ojb.odmg.states.ModificationState
      ojb.odmg.states.StateOldDelete

All Implemented Interfaces:

java.io.Serializable

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public class StateOldDelete

extends ModificationState

this state represents old objects which have been marked for deletion during tx.

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Field Summary
private static StateOldDelete	_instance

 

Constructor Summary
private	StateOldDelete()           private constructor: use singleton instance

 

Method Summary
void	checkpoint(ojb.odmg.ObjectEnvelope mod, ojb.broker.PersistenceBroker broker)           rollback the transaction
void	commit(ojb.odmg.ObjectEnvelope mod, ojb.broker.PersistenceBroker broker)           commit the associated transaction
static StateOldDelete	getInstance()           perform a checkpoint, i.e.
ModificationState	markClean()           return resulting state after marking clean
ModificationState	markDelete()           return resulting state after marking delete
ModificationState	markDirty()           return resulting state after marking dirty
ModificationState	markNew()           return resulting state after marking new
ModificationState	markOld()           return resulting state after marking old
boolean	needsDelete()           returns true is this state requires DELETE
void	rollback(ojb.odmg.ObjectEnvelope mod, ojb.broker.PersistenceBroker broker)           Method declaration

 

Methods inherited from class ojb.odmg.states.ModificationState

needsInsert, needsUpdate, removeFromCache, toString

 

Methods inherited from class java.lang.Object

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

 

Field Detail

_instance

private static StateOldDelete _instance

Constructor Detail

StateOldDelete

private StateOldDelete()

private constructor: use singleton instance

Method Detail

markClean

public ModificationState markClean()

return resulting state after marking clean

Specified by:

markClean in class ModificationState

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markDelete

public ModificationState markDelete()

return resulting state after marking delete

Specified by:

markDelete in class ModificationState

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markDirty

public ModificationState markDirty()

return resulting state after marking dirty

Specified by:

markDirty in class ModificationState

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markNew

public ModificationState markNew()

return resulting state after marking new

Specified by:

markNew in class ModificationState

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markOld

public ModificationState markOld()

return resulting state after marking old

Specified by:

markOld in class ModificationState

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needsDelete

public boolean needsDelete()

returns true is this state requires DELETE

Overrides:

needsDelete in class ModificationState

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getInstance

public static StateOldDelete getInstance()

perform a checkpoint, i.e. perform updates on underlying db but keep locks on objects

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checkpoint

public void checkpoint(ojb.odmg.ObjectEnvelope mod,
                       ojb.broker.PersistenceBroker broker)
                throws ojb.broker.PersistenceBrokerException

rollback the transaction

Specified by:

checkpoint in class ModificationState

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commit

public void commit(ojb.odmg.ObjectEnvelope mod,
                   ojb.broker.PersistenceBroker broker)
            throws ojb.broker.PersistenceBrokerException

commit the associated transaction

Specified by:

commit in class ModificationState

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rollback

public void rollback(ojb.odmg.ObjectEnvelope mod,
                     ojb.broker.PersistenceBroker broker)

Method declaration

Specified by:

rollback in class ModificationState

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