org.mentawai.filter
Class DynamicListFilter

java.lang.Object
  org.mentawai.filter.DynamicListFilter

All Implemented Interfaces:

Filter

public abstract class DynamicListFilter
extends Object
implements Filter

This abstract filter is useful for placing dynamic lists in the action output so that a mtw:select cand display it. This is useful for AJAX combos that vary according to another combo.

Author:

Sergio Oliveira Jr.

Constructor Summary

DynamicListFilter()

Method Summary

void	destroy() Gives a chance to the filter to deallocalte any resources before it is destroyed.
String	filter(InvocationChain chain) Executes the filter.
protected String	getBeanName()
protected String	getBeanProperty()
protected abstract String	getListName()
protected abstract Map<String,String>	getMap(int id)
protected abstract String	getParamName()

Methods inherited from class java.lang.Object

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

Constructor Detail

DynamicListFilter

public DynamicListFilter()

Method Detail

destroy

public void destroy()

Description copied from interface: Filter

Gives a chance to the filter to deallocalte any resources before it is destroyed. This is called when the web application is stopped, in other words, this has nothing to do with garbage collection.

Specified by:

destroy in interface Filter

getMap

protected abstract Map<String,String> getMap(int id)

getParamName

protected abstract String getParamName()

getListName

protected abstract String getListName()

getBeanName

protected String getBeanName()

getBeanProperty

protected String getBeanProperty()

filter

public String filter(InvocationChain chain)
              throws Exception

Description copied from interface: Filter

Executes the filter.

Specified by:

filter in interface Filter

Parameters:

chain - The InvocationChain for the action this filter is being applied to.

Returns:

The result of the filter or the action the filter is being applied to.

Throws:

Exception