Package jason.bb

Class AgentJDBCPersistentBB

java.lang.Object

jason.bb.BeliefBase

jason.bb.ChainBBAdapter

jason.bb.JDBCPersistentBB

jason.bb.AgentJDBCPersistentBB

All Implemented Interfaces:

ToDOM, Cloneable, Iterable<Literal>

public class AgentJDBCPersistentBB
extends JDBCPersistentBB

Implementation of BB that stores some beliefs in a relational data base. For all created table, an additional column (called j_agent) is created and populated with the name of the agent that uses this customisation.

Field Summary

Fields inherited from class jason.bb.JDBCPersistentBB

agentName, belsDB, conn, extraCols, timestampFunctor, url

Fields inherited from class jason.bb.ChainBBAdapter

nextBB

Fields inherited from class jason.bb.BeliefBase

APercept, ASelf, TPercept, TSelf

Constructor Summary

Constructors

Constructor	Description
AgentJDBCPersistentBB()

Method Summary

Modifier and Type	Method	Description
protected String	getAgWhere()
protected String	getCountQuery(PredicateIndicator pi)	returns a SQL command to count the number of instances of a predicate
protected String	getCreateTable(String table, int arity, Structure columns)	returns the SQL command to create a new table
protected String	getDeleteAll(PredicateIndicator pi)	returns a SQL command to delete all entries for a predicate
protected String	getInsert(Literal l)	returns the SQL command to insert l into the DB
protected String	getSelectAll(PredicateIndicator pi)	returns the SQL command the selects all literals of type pi
protected String	getWhere(Literal l)	returns the where clausule for a select for literal l

Methods inherited from class jason.bb.JDBCPersistentBB

abolish, add, add, clear, contains, getCandidateBeliefs, getSelect, getTableName, getTableName, init, isCreatedByJason, isDB, iterator, remove, resultSetToLiteral, size, stop, structure2timestamp, test, timestamp2structure

Methods inherited from class jason.bb.ChainBBAdapter

clone, getAsDOM, getCandidateBeliefs, getLastBB, getNameSpaces, getNextAdapter, getPercepts, setNext, toString

Methods inherited from class jason.bb.BeliefBase

abolish, getLock, getNameSpaceProp, getNameSpaceProps, setNameSpaceProp

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Details

AgentJDBCPersistentBB

public AgentJDBCPersistentBB()

Method Details

getCreateTable

protected String getCreateTable(String table,
 int arity,
 Structure columns)
                         throws SQLException

Description copied from class: JDBCPersistentBB

returns the SQL command to create a new table

Overrides:

getCreateTable in class JDBCPersistentBB

Throws:

SQLException

getAgWhere

protected String getAgWhere()

getDeleteAll

protected String getDeleteAll(PredicateIndicator pi)
                       throws SQLException

Description copied from class: JDBCPersistentBB

returns a SQL command to delete all entries for a predicate

Overrides:

getDeleteAll in class JDBCPersistentBB

Throws:

SQLException

getCountQuery

protected String getCountQuery(PredicateIndicator pi)
                        throws SQLException

Description copied from class: JDBCPersistentBB

returns a SQL command to count the number of instances of a predicate

Overrides:

getCountQuery in class JDBCPersistentBB

Throws:

SQLException

getSelectAll

protected String getSelectAll(PredicateIndicator pi)
                       throws SQLException

Description copied from class: JDBCPersistentBB

returns the SQL command the selects all literals of type pi

Overrides:

getSelectAll in class JDBCPersistentBB

Throws:

SQLException

getWhere

protected String getWhere(Literal l)
                   throws SQLException

Description copied from class: JDBCPersistentBB

returns the where clausule for a select for literal l

Overrides:

getWhere in class JDBCPersistentBB

Throws:

SQLException

getInsert

protected String getInsert(Literal l)
                    throws Exception

Description copied from class: JDBCPersistentBB

returns the SQL command to insert l into the DB

Overrides:

getInsert in class JDBCPersistentBB

Throws:

Exception