org.pf.db.util
Class ObjectIdentifierDB

java.lang.Object
  org.pf.text.ObjectIdGenerator
      org.pf.db.util.ObjectIdentifierGenerator
          org.pf.db.util.ObjectIdentifierDB

All Implemented Interfaces:

IObjectIdGenerator, ObjectIdentifierProducer

public class ObjectIdentifierDB
extends ObjectIdentifierGenerator

Instances of this class provide generation of unique identifiers backed by a specific database table. That means the next available id will be always updated in the database.

Version:

1.5

Author:

M.Duchrow

Constructor Summary

ObjectIdentifierDB(javax.sql.DataSource ds)
Initialize the new instance with the given data source.

ObjectIdentifierDB(javax.sql.DataSource ds, java.lang.String categoryName)
Initialize the new instance with the data source.

ObjectIdentifierDB(java.lang.String tableQualifier, javax.sql.DataSource ds)
Initialize the new instance with the given data source.

ObjectIdentifierDB(java.lang.String tableQualifier, javax.sql.DataSource ds, java.lang.String categoryName)
Initialize the new instance with the data source.

Method Summary

int	getBlockSize() Returns the block size this generator is using.
void	setBlockSize(int newValue) Set the block size this generator is using.

Methods inherited from class org.pf.text.ObjectIdGenerator

getLength, getPadChar, getPrefix, newIdentifier, nextIdentifier, setLength, setPadChar, setPrefix

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.pf.db.util.ObjectIdentifierProducer

nextIdentifier

Methods inherited from interface org.pf.bif.identifier.IObjectIdGenerator

newIdentifier

Constructor Detail

ObjectIdentifierDB

public ObjectIdentifierDB(javax.sql.DataSource ds)

Initialize the new instance with the given data source.

Parameters:

ds - A valid data source that allows connection to a database

ObjectIdentifierDB

public ObjectIdentifierDB(java.lang.String tableQualifier,
                          javax.sql.DataSource ds)

Initialize the new instance with the given data source.

Parameters:

tableQualifier - A qualifier that is put in front of the table name

ds - A valid data source that allows connection to a database

ObjectIdentifierDB

public ObjectIdentifierDB(javax.sql.DataSource ds,
                          java.lang.String categoryName)

Initialize the new instance with the data source. Assign a category where the OIDs belong to.

Parameters:

ds - A valid data source that allows connection to a database

categoryName - The name of the OID's category

ObjectIdentifierDB

public ObjectIdentifierDB(java.lang.String tableQualifier,
                          javax.sql.DataSource ds,
                          java.lang.String categoryName)

Initialize the new instance with the data source. Assign a category where the OIDs belong to.

Parameters:

tableQualifier - A qualifier that is put in front of the table name

ds - A valid data source that allows connection to a database

categoryName - The name of the OID's category

Method Detail

getBlockSize

public int getBlockSize()

Returns the block size this generator is using.

setBlockSize

public void setBlockSize(int newValue)

Set the block size this generator is using.