jason.bb
Class AgentJDBCPersistentBB

java.lang.Object
  jason.bb.ChainBBAdapter
      jason.bb.JDBCPersistentBB
          jason.bb.AgentJDBCPersistentBB

All Implemented Interfaces:

BeliefBase, java.lang.Cloneable, java.lang.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 interface jason.bb.BeliefBase

APercept, ASelf, TPercept, TSelf

Constructor Summary

AgentJDBCPersistentBB()

Method Summary

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

Methods inherited from class jason.bb.JDBCPersistentBB

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

Methods inherited from class jason.bb.ChainBBAdapter

add, clone, getAll, getAsDOM, getCandidateBeliefs, getLastBB, getNextAdapter, getPercepts, getRelevant, setNext, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

AgentJDBCPersistentBB

public AgentJDBCPersistentBB()

Method Detail

getCreateTable

protected java.lang.String getCreateTable(java.lang.String table,
                                          int arity,
                                          Structure columns)
                                   throws java.sql.SQLException

Description copied from class: JDBCPersistentBB

returns the SQL command to create a new table

Overrides:

getCreateTable in class JDBCPersistentBB

Throws:

java.sql.SQLException

getAgWhere

protected java.lang.String getAgWhere()

getDeleteAll

protected java.lang.String getDeleteAll(PredicateIndicator pi)
                                 throws java.sql.SQLException

Description copied from class: JDBCPersistentBB

returns a SQL command to delete all entries for a predicate

Overrides:

getDeleteAll in class JDBCPersistentBB

Throws:

java.sql.SQLException

getCountQuery

protected java.lang.String getCountQuery(PredicateIndicator pi)
                                  throws java.sql.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:

java.sql.SQLException

getSelectAll

protected java.lang.String getSelectAll(PredicateIndicator pi)
                                 throws java.sql.SQLException

Description copied from class: JDBCPersistentBB

returns the SQL command the selects all literals of type pi

Overrides:

getSelectAll in class JDBCPersistentBB

Throws:

java.sql.SQLException

getWhere

protected java.lang.String getWhere(Literal l)
                             throws java.sql.SQLException

Description copied from class: JDBCPersistentBB

returns the where clausule for a select for literal l

Overrides:

getWhere in class JDBCPersistentBB

Throws:

java.sql.SQLException

getInsert

protected java.lang.String getInsert(Literal l)
                              throws java.sql.SQLException

Description copied from class: JDBCPersistentBB

returns the SQL command to insert l into the DB

Overrides:

getInsert in class JDBCPersistentBB

Throws:

java.sql.SQLException