org.deegree.enterprise.control
Class AbstractListener

java.lang.Object
  org.deegree.enterprise.control.AbstractListener

All Implemented Interfaces:

EventListener, WebListener

Direct Known Subclasses:

AbstractContextListener, AbstractDBListener, AbstractMapListener, AbstractSecuredListener, AbstractSimplePrintListener, AbstractSOSListener, AddServiceListener, AddWMSListener, DigitizeListener, DownloadListener, DownloadListener, EditServiceListener, EditSubadminRoleListener, GeometryValidator, GetSessionIDListener, GetUsersListener, GetWMSLayerListener, GetWMSLayerListener, InitCSWModuleListener, InitDigitizerModuleListener, InitGroupEditorListener, InitListener, InitRightsEditorListener, InitRoleEditorListener, InitSecuredObjectsEditorListener, InitServiceEditorListener, InitServicesEditorListener, InitSubadminRoleEditorListener, InitUserEditorListener, LoginListener, LoginUserListener, LogoutListener, LogoutUserListener, PrintListener, ReallyUpdateServiceListener, RecenterToLayerListener, RemoveServiceListener, ShoppingCartListener, SimpleSearchListener, StoreGroupsListener, StoreRightsListener, StoreRolesListener, StoreSecuredObjectsListener, StoreUsersListener, UpdateObjectsListener, UpdateServiceListener, WFSClientListener

public abstract class AbstractListener
extends Object
implements WebListener

The abstract listener allows the reuse of basic functionality.

Version:

$Revision: 18195 $

Author:

Torsten Friebe, Andreas Poth

Constructor Summary

AbstractListener()

Method Summary

abstract void	actionPerformed(FormEvent e)
String	getAlternativeNextPage()
String	getHomePath()
String	getInitParameter(String name) returns a named initi parameter or null if the parameter is not known
List<ParameterValueIm>	getInitParameterList()
String	getNextPage()
javax.servlet.ServletRequest	getRequest()
Object	getReturnValue()
protected void	gotoErrorPage(String message)
void	handle(FormEvent e)
void	setAlternativeNextPage(String target)
protected void	setDefaultAlternativeNextPage(String target)
protected void	setDefaultNextPage(String target)
(package private) void	setInitParameterList(List<ParameterValueIm> params) sets the list of assigned initialization parameters
void	setNextPage(String target) Sets the next page for this request.
void	setReturnValue(Object model)
protected HashMap<String,String>	toModel() transforms the request to a set of name value pairs stored in a HashMap

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractListener

public AbstractListener()

Method Detail

actionPerformed

public abstract void actionPerformed(FormEvent e)

Specified by:

actionPerformed in interface WebListener

Parameters:

e -

handle

public final void handle(FormEvent e)

Parameters:

e -

getRequest

public javax.servlet.ServletRequest getRequest()

Returns:

the servlet request

getHomePath

public String getHomePath()

Returns:

the path from the servlet context

setDefaultNextPage

protected final void setDefaultNextPage(String target)

Parameters:

target -

setDefaultAlternativeNextPage

protected final void setDefaultAlternativeNextPage(String target)

Parameters:

target -

setNextPage

public void setNextPage(String target)

Sets the next page for this request.

Parameters:

target - the name of the next page

getNextPage

public String getNextPage()

Returns:

the name of the next page, or the default target

setAlternativeNextPage

public void setAlternativeNextPage(String target)

Parameters:

target -

getAlternativeNextPage

public String getAlternativeNextPage()

Returns:

the name of the alternative next page, or the alternative default target

getReturnValue

public Object getReturnValue()

Returns:

the return value

setReturnValue

public void setReturnValue(Object model)

Parameters:

model -

gotoErrorPage

protected void gotoErrorPage(String message)

Parameters:

message - the message for the error page

setInitParameterList

void setInitParameterList(List<ParameterValueIm> params)

sets the list of assigned initialization parameters

Parameters:

params -

getInitParameterList

public List<ParameterValueIm> getInitParameterList()

Returns:

the list of assigned initialization parameters

See Also:

setInitParameterList(List)

getInitParameter

public String getInitParameter(String name)

returns a named initi parameter or null if the parameter is not known

Parameters:

name -

Returns:

a named initi parameter or null if the parameter is not known

toModel

protected HashMap<String,String> toModel()

transforms the request to a set of name value pairs stored in a HashMap

Returns:

map of request parameters