com.goldencode.p2j.persist.orm

Class SavepointManager.Block

java.lang.Object

com.goldencode.p2j.persist.orm.SavepointManager.Block

Enclosing class:

SavepointManager

private static class SavepointManager.Block
extends java.lang.Object

Block state corresponding with full and sub-transactions, for the purpose of tracking updated records and their states.

Field Summary

Fields

Modifier and Type	Field and Description
private java.util.Set<BaseRecord>	changed Records which have been changed in the scope of this block
private java.sql.Savepoint	savepoint Database savepoint for a sub-transaction block (null for full transaction
private int	txLevel Transaction nesting level of this block (0 = full transaction, 1 = first sub-transaction, etc.)

Constructor Summary

Constructors

Constructor and Description
Block(int txLevel) Constructor.

Method Summary

Modifier and Type	Method and Description
(package private) void	commit() Notify all changed, undoable records that the current transaction has been committed.
(package private) void	invalidateFastFind(Database database, java.lang.String tenantId) Notify the FastFind cache that the changed tables need to be invalidated.
(package private) void	rollback() Roll back changes to undoable records.
(package private) void	rollUp(SavepointManager.Block from) Add all changed, undoable records stored in the from Block into the current block.
(package private) void	setSavepoint(java.sql.Savepoint savepoint) Set this block's savepoint.
java.lang.String	toString() Get a debug text representation of this object.

Methods inherited from class java.lang.Object

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

Field Detail

txLevel

private final int txLevel

Transaction nesting level of this block (0 = full transaction, 1 = first sub-transaction, etc.)

changed

private java.util.Set<BaseRecord> changed

Records which have been changed in the scope of this block

savepoint

private java.sql.Savepoint savepoint

Database savepoint for a sub-transaction block (null for full transaction

Constructor Detail

Block

Block(int txLevel)

Constructor.

Method Detail

setSavepoint

void setSavepoint(java.sql.Savepoint savepoint)

Set this block's savepoint.

Parameters:

savepoint - Database savepoint to be stored for this block. Must be null if the current block represents a full transaction.

rollUp

void rollUp(SavepointManager.Block from)

Add all changed, undoable records stored in the from Block into the current block.

Parameters:

from - Block from which to copy information into this block.

commit

void commit()

Notify all changed, undoable records that the current transaction has been committed.

rollback

void rollback()
       throws PersistenceException

Roll back changes to undoable records.

Throws:

PersistenceException

invalidateFastFind

void invalidateFastFind(Database database,
                        java.lang.String tenantId)

Notify the FastFind cache that the changed tables need to be invalidated.

Parameters:

database - The instance of the database to work with.

tenantId - The tenant to be used when creating the cache.

toString

public java.lang.String toString()

Get a debug text representation of this object.

Overrides:

toString in class java.lang.Object

Returns:

Text representation of state.