Package jade.domain

Class DFKBFactory

java.lang.Object

jade.domain.DFKBFactory

public class DFKBFactory
extends Object

The DFKBFactory class creates knowledge base objects used by the DF.

To run JADE with your own knowledge base implementation a new sub class of DFKBFactory, overriding the appropriate method(s), has to be implemented and specified by the command line parameter -jade_domain_df_kb-factory.

Since:

JADE 3.3

Author:

Roland Mungenast - Profactor

Constructor Summary

Constructors

Constructor	Description
DFKBFactory()

Method Summary

Modifier and Type	Method	Description
protected DBKB	getDFDBKB(int maxResultLimit, String driver, String url, String user, String passwd, boolean cleanTables)	Returns the database based knowledge base which will be used by the DF
protected MemKB	getDFMemKB(int maxResultLimit)	Returns the memory based knowledge base which will be used by the DF

Methods inherited from class java.lang.Object

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

Constructor Detail

DFKBFactory

public DFKBFactory()

Method Detail

getDFMemKB

protected MemKB getDFMemKB(int maxResultLimit)

Returns the memory based knowledge base which will be used by the DF

Parameters:

maxResultLimit - internal limit for the maximum number of search results

getDFDBKB

protected DBKB getDFDBKB(int maxResultLimit,
                         String driver,
                         String url,
                         String user,
                         String passwd,
                         boolean cleanTables)
                  throws SQLException

Returns the database based knowledge base which will be used by the DF

Parameters:

maxResultLimit - JADE internal limit for the maximum number of search results

driver - database driver

url - database url

user - user for the database access

passwd - password for the database access

cleanTables - specifies whether the KB should delete all existing tables for the DF at startup

Throws:

SQLException - if the database cannot be initialized