org.logicalcobwebs.dbscript
Interface CommandFilterIF

public interface CommandFilterIF

Allows you to perform tasks just before and just after a command is executed. You can also catch exceptions that happen.

Since:

Proxool 0.5

Version:

$Revision: 1.5 $, $Date: 2003/03/03 11:12:03 $

Author:

Bill Horsman (bill@logicalcobwebs.co.uk), $Author: billhorsman $ (current maintainer)

Method Summary

void	afterCommand(java.sql.Connection connection, CommandIF command) Implement this if you want to do something special after each command is run but before the connection is closed
boolean	beforeCommand(java.sql.Connection connection, CommandIF command) Implement this if you want to do something special before each command is run.
boolean	catchException(CommandIF command, java.sql.SQLException e) Any SQLException will be passed to this method.

Method Detail

beforeCommand

boolean beforeCommand(java.sql.Connection connection,
                      CommandIF command)
                      throws java.sql.SQLException

Implement this if you want to do something special before each command is run.

Parameters:

connection - the connection being used

command - the command about to be run

Returns:

true if the command should be executed, or false to skip the command

Throws:

java.sql.SQLException - if anything goes wrong. This will terminate the script.

afterCommand

void afterCommand(java.sql.Connection connection,
                  CommandIF command)
                  throws java.sql.SQLException

Implement this if you want to do something special after each command is run but before the connection is closed

Parameters:

connection - the connection being used

command - the command that was run

Throws:

java.sql.SQLException - if anything goes wrong. This will terminate the script.

catchException

boolean catchException(CommandIF command,
                       java.sql.SQLException e)

Any SQLException will be passed to this method.

Parameters:

e - the exception

Returns:

true if execution should continue, false if it should stop (including any remaining executions in the loop)