com.informix.jdbcx

Class IfxConnectionPoolManager

java.lang.Object

com.informix.jdbcx.IfxConnectionPoolManager

public class IfxConnectionPoolManager
extends java.lang.Object

IfxConnectionPoolManager class manages a pool of reuseable connections.

See Also:

DataSource, IfxCoreDataSource, ConnectionEventListener

Constructor Summary

Constructors

Constructor and Description
IfxConnectionPoolManager(IfxDataSource dsName) Constructs a Connection Pool Manager given a DataSource Name

Method Summary

Modifier and Type	Method and Description
java.sql.Connection	getConnection()
java.sql.Connection	getConnection(java.lang.String luser, java.lang.String lpassword) try to get a connection from the pool for this user and password if unavailable from pool then get new connection from the server else use connection from pool
protected IfxConnectionPoolDataSource	getCPDS()
protected int	getFreeCount()

Methods inherited from class java.lang.Object

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

Constructor Detail

IfxConnectionPoolManager

public IfxConnectionPoolManager(IfxDataSource dsName)
                         throws java.sql.SQLException

Constructs a Connection Pool Manager given a DataSource Name

Throws:

java.sql.SQLException - if error is encountered while instantiating the object.

Method Detail

getConnection

public java.sql.Connection getConnection()
                                  throws java.sql.SQLException

Throws:

java.sql.SQLException - if a database-access error occurs

getConnection

public java.sql.Connection getConnection(java.lang.String luser,
                                         java.lang.String lpassword)
                                  throws java.sql.SQLException

try to get a connection from the pool for this user and password if unavailable from pool then get new connection from the server else use connection from pool

Parameters:

luser - is the user on whose behalf the connection is being made

lpassword - is the user's password

Throws:

java.sql.SQLException - if a database-access error occurs

getFreeCount

protected int getFreeCount()

getCPDS

protected IfxConnectionPoolDataSource getCPDS()