com.healthmarketscience.jackcess.impl

Class ColumnImpl.GuidAutoNumberGenerator

java.lang.Object

com.healthmarketscience.jackcess.impl.ColumnImpl.AutoNumberGenerator

com.healthmarketscience.jackcess.impl.ColumnImpl.GuidAutoNumberGenerator

Enclosing class:

ColumnImpl

private final class ColumnImpl.GuidAutoNumberGenerator
extends ColumnImpl.AutoNumberGenerator

Field Summary

Fields

Modifier and Type	Field and Description
private java.lang.Object	_lastAutoNumber

Constructor Summary

Constructors

Modifier	Constructor and Description
private	GuidAutoNumberGenerator()

Method Summary

Modifier and Type	Method and Description
java.lang.Object	getLast() Returns the last autonumber generated by this generator.
java.lang.Object	getNext(TableImpl.WriteRowState writeRowState) Returns the next autonumber for this generator.
DataType	getType() Returns the type of values generated by this generator.
java.lang.Object	handleInsert(TableImpl.WriteRowState writeRowState, java.lang.Object inRowValue) Returns a valid autonumber for this generator.
void	restoreLast(java.lang.Object last) Restores a previous autonumber generated by this generator.

Methods inherited from class java.lang.Object

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

Field Detail

_lastAutoNumber

private java.lang.Object _lastAutoNumber

Constructor Detail

GuidAutoNumberGenerator

private GuidAutoNumberGenerator()

Method Detail

getLast

public java.lang.Object getLast()

Description copied from class: ColumnImpl.AutoNumberGenerator

Returns the last autonumber generated by this generator. Only valid after a call to Table.addRow(java.lang.Object...), otherwise undefined.

Specified by:

getLast in class ColumnImpl.AutoNumberGenerator

getNext

public java.lang.Object getNext(TableImpl.WriteRowState writeRowState)

Description copied from class: ColumnImpl.AutoNumberGenerator

Returns the next autonumber for this generator.

Warning, calling this externally will result in this value being "lost" for the table.

Specified by:

getNext in class ColumnImpl.AutoNumberGenerator

handleInsert

public java.lang.Object handleInsert(TableImpl.WriteRowState writeRowState,
                                     java.lang.Object inRowValue)
                              throws java.io.IOException

Description copied from class: ColumnImpl.AutoNumberGenerator

Returns a valid autonumber for this generator.

Warning, calling this externally may result in this value being "lost" for the table.

Specified by:

handleInsert in class ColumnImpl.AutoNumberGenerator

Throws:

java.io.IOException

restoreLast

public void restoreLast(java.lang.Object last)

Description copied from class: ColumnImpl.AutoNumberGenerator

Restores a previous autonumber generated by this generator.

Specified by:

restoreLast in class ColumnImpl.AutoNumberGenerator

getType

public DataType getType()

Description copied from class: ColumnImpl.AutoNumberGenerator

Returns the type of values generated by this generator.

Specified by:

getType in class ColumnImpl.AutoNumberGenerator