er.extensions.eof
Class ERXSequence.DatabaseSequence

java.lang.Object
  er.extensions.eof.ERXSequence
      er.extensions.eof.ERXSequence.DatabaseSequence

Direct Known Subclasses:

ERXSequence.PrimaryKeySequence

Enclosing class:

ERXSequence

public static class ERXSequence.DatabaseSequence
extends ERXSequence

Multi-instance-safe subclass of ERXSequence. Creates a table erx_sequence_table to store the values.

Author:

ak

Nested Class Summary

Nested classes/interfaces inherited from class er.extensions.eof.ERXSequence

ERXSequence.DatabaseSequence, ERXSequence.NativeDatabaseSequence, ERXSequence.PrimaryKeySequence

Field Summary

Fields inherited from class er.extensions.eof.ERXSequence

_lastValue, _maxValue, log

Constructor Summary

ERXSequence.DatabaseSequence(com.webobjects.eocontrol.EOEditingContext ec, java.lang.String modelName, java.lang.String name)

ERXSequence.DatabaseSequence(com.webobjects.eocontrol.EOEditingContext ec, java.lang.String modelName, java.lang.String name, long initialValue)

Method Summary

protected ERXJDBCConnectionBroker	broker()
protected long	createRow(java.sql.Connection con, long increment)
protected void	createTable(java.sql.Connection con)
protected long	increasedMaxValue(long increment)
protected boolean	isCreationError(java.sql.SQLException ex)
protected long	selectAndUpdateValue(java.sql.Connection con, long increment)

Methods inherited from class er.extensions.eof.ERXSequence

createDatabaseSequenceWithName, createSequenceWithName, increment, lastValue, maxValue, name, nextValue, nextValue, registerSequenceWithName, sequenceWithName

Methods inherited from class java.lang.Object

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

Constructor Detail

ERXSequence.DatabaseSequence

public ERXSequence.DatabaseSequence(com.webobjects.eocontrol.EOEditingContext ec,
                                    java.lang.String modelName,
                                    java.lang.String name,
                                    long initialValue)

ERXSequence.DatabaseSequence

public ERXSequence.DatabaseSequence(com.webobjects.eocontrol.EOEditingContext ec,
                                    java.lang.String modelName,
                                    java.lang.String name)

Method Detail

broker

protected ERXJDBCConnectionBroker broker()

selectAndUpdateValue

protected long selectAndUpdateValue(java.sql.Connection con,
                                    long increment)
                             throws java.sql.SQLException

Throws:

java.sql.SQLException

createRow

protected long createRow(java.sql.Connection con,
                         long increment)
                  throws java.sql.SQLException

Throws:

java.sql.SQLException

createTable

protected void createTable(java.sql.Connection con)
                    throws java.sql.SQLException

Throws:

java.sql.SQLException

increasedMaxValue

protected long increasedMaxValue(long increment)

Overrides:

increasedMaxValue in class ERXSequence

isCreationError

protected boolean isCreationError(java.sql.SQLException ex)