nl.gx.webmanager.handler.forms.handling
Class DatabaseUpdateHandler

java.lang.Object
  nl.gx.webmanager.handler.forms.foundation.FormHandlerBase
      nl.gx.webmanager.handler.forms.handling.DatabaseUpdateHandler

All Implemented Interfaces:

FormComponent, Handler

public class DatabaseUpdateHandler
extends FormHandlerBase
implements Handler

This handler executes a statement for the specified database. The values from the flow can be used as parameters for executing the statement.

Variable	Type	Mode	Default	Description
updatequery	Parameter	Required	-	The statement that should be executed, possibly containing placeholders (?).
connectionname	Parameter	Required	-	The name of the connection on which the statement should be executed, eg 'webadmin'.
formpartcode	Multiple parameter	Required	null	The values of the parameters in the flow that should be used as arguments.

Example usage:

• Update webuser data

Field Summary

Fields inherited from class nl.gx.webmanager.handler.forms.foundation.FormHandlerBase

DEFAULT_STATEMENT_TIMEOUT, log, staticlog

Constructor Summary

DatabaseUpdateHandler()

Method Summary

void	doHandle(FormDefinition form, State formState, javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse res) Processes the form.
void	init(FormComponentConfig c) Passes the initialization parameters to the component.

Methods inherited from class nl.gx.webmanager.handler.forms.foundation.FormHandlerBase

close, close, close, executeInsertWithIdentityMSSQLMYSQL, executeInsertWithIdentityOracle, executeIntegerQuery, executeIntegerQuery, executeIntegersQuery, executeIntegersQuery, executeQuery, executeStringQuery, executeUpdate, fillValues, getDataSource, setArguments, setArguments

Methods inherited from class java.lang.Object

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

Constructor Detail

DatabaseUpdateHandler

public DatabaseUpdateHandler()

Method Detail

init

public void init(FormComponentConfig c)
          throws InitializationException

Description copied from interface: FormComponent

Passes the initialization parameters to the component.

Specified by:

init in interface FormComponent

Parameters:

c - The FormComponentConfig object that contains configutation information for this component.

Throws:

InitializationException - If initialization failed

doHandle

public void doHandle(FormDefinition form,
                     State formState,
                     javax.servlet.http.HttpServletRequest req,
                     javax.servlet.http.HttpServletResponse res)
              throws HandleException

Description copied from interface: Handler

Processes the form.

Specified by:

doHandle in interface Handler

Parameters:

form - The definition of the form for which the submitted values should be handled.

formState - The session values for the form

req - The http request

res - The http response

Throws:

HandleException - If the form values could not be handled correctly