org.apache.openjpa.jdbc.kernel
Class ConstraintUpdateManager

java.lang.Object
  extended by org.apache.openjpa.jdbc.kernel.AbstractUpdateManager
      extended by org.apache.openjpa.jdbc.kernel.ConstraintUpdateManager
All Implemented Interfaces:
UpdateManager, Configurable
Direct Known Subclasses:
BatchingConstraintUpdateManager

public class ConstraintUpdateManager
extends AbstractUpdateManager

Standard update manager, capable of foreign key constraint evaluation.

Since:
1.0.0

Nested Class Summary
 
Nested classes/interfaces inherited from class org.apache.openjpa.jdbc.kernel.AbstractUpdateManager
AbstractUpdateManager.CustomMapping
 
Field Summary
 
Fields inherited from class org.apache.openjpa.jdbc.kernel.AbstractUpdateManager
conf, dict
 
Constructor Summary
ConstraintUpdateManager()
           
 
Method Summary
protected  void flush(Collection rows, PreparedStatementManager psMgr)
          Flush the given collection of secondary rows.
protected  Collection flush(RowManager rowMgr, PreparedStatementManager psMgr, Collection exceps)
          Flush all rows of the given row manager.
protected  void flushGraph(Graph graph, PreparedStatementManager psMgr, boolean autoAssign)
          Flush the given graph of rows in the proper order.
protected  DepthFirstAnalysis newDepthFirstAnalysis(Graph graph, boolean autoAssign)
          Create a new DepthFirstAnalysis suitable for the given graph and auto-assign settings.
protected  PreparedStatementManager newPreparedStatementManager(JDBCStore store, Connection conn)
          Return a new PreparedStatementManager.
protected  RowManager newRowManager()
          Return a new RowManager.
 boolean orderDirty()
          Whether the store context should maintain the order in which instances are dirtied.
 
Methods inherited from class org.apache.openjpa.jdbc.kernel.AbstractUpdateManager
addException, delete, endConfiguration, flush, insert, populateRowManager, setConfiguration, startConfiguration, update, updateIndicators
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

ConstraintUpdateManager

public ConstraintUpdateManager()
Method Detail

orderDirty

public boolean orderDirty()
Description copied from interface: UpdateManager
Whether the store context should maintain the order in which instances are dirtied.


newPreparedStatementManager

protected PreparedStatementManager newPreparedStatementManager(JDBCStore store,
                                                               Connection conn)
Description copied from class: AbstractUpdateManager
Return a new PreparedStatementManager.

Specified by:
newPreparedStatementManager in class AbstractUpdateManager

newRowManager

protected RowManager newRowManager()
Description copied from class: AbstractUpdateManager
Return a new RowManager.

Specified by:
newRowManager in class AbstractUpdateManager

flush

protected Collection flush(RowManager rowMgr,
                           PreparedStatementManager psMgr,
                           Collection exceps)
Description copied from class: AbstractUpdateManager
Flush all rows of the given row manager. Add exceptions to exceps (which may start as null) using AbstractUpdateManager.addException(java.util.Collection, java.lang.Exception). Return exceps.

Specified by:
flush in class AbstractUpdateManager

flushGraph

protected void flushGraph(Graph graph,
                          PreparedStatementManager psMgr,
                          boolean autoAssign)
                   throws SQLException
Flush the given graph of rows in the proper order.

Parameters:
graph - The graph of statements to be walked
psMgr - The prepared statement manager to use to issue the statements
autoAssign - Whether any of the rows in the graph have any auto-assign constraints
Throws:
SQLException

newDepthFirstAnalysis

protected DepthFirstAnalysis newDepthFirstAnalysis(Graph graph,
                                                   boolean autoAssign)
Create a new DepthFirstAnalysis suitable for the given graph and auto-assign settings.


flush

protected void flush(Collection rows,
                     PreparedStatementManager psMgr)
Flush the given collection of secondary rows.



Copyright © 2006-2010 Apache Software Foundation. All Rights Reserved.