org.jboss.resource.adapter.jdbc.vendor
Class PostgreSQLValidConnectionChecker

java.lang.Object
  org.jboss.resource.adapter.jdbc.vendor.PostgreSQLValidConnectionChecker

All Implemented Interfaces:

Serializable, ValidConnectionChecker

public class PostgreSQLValidConnectionChecker
extends Object
implements ValidConnectionChecker, Serializable

Checks a PostgreSQL to see if it is alive. Uses an empty query.

Author:

Michael Barker, Weston Price

See Also:

Serialized Form

Constructor Summary

PostgreSQLValidConnectionChecker()

Method Summary

SQLException

isValidConnection(Connection cn) Checks the connection is valid

Methods inherited from class java.lang.Object

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

Constructor Detail

PostgreSQLValidConnectionChecker

public PostgreSQLValidConnectionChecker()

Method Detail

isValidConnection

public SQLException isValidConnection(Connection cn)

Description copied from interface: ValidConnectionChecker

Checks the connection is valid

Specified by:

isValidConnection in interface ValidConnectionChecker

Parameters:

cn - the connection

Returns:

Exception when not valid, null when valid

See Also:

ValidConnectionChecker.isValidConnection(java.sql.Connection)