org.mentawai.filter
Class DynamicValueFilter

java.lang.Object
  org.mentawai.filter.DynamicValueFilter

All Implemented Interfaces:

Filter

public abstract class DynamicValueFilter
extends Object
implements Filter

This abstract filter is useful for placing dynamic values in the action output so that we can grab them in the view with menta tags.

Author:

Sergio Oliveira Jr.

Constructor Summary

DynamicValueFilter()

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	getParamName()
protected Object	getValue(Object value)
protected abstract String	getValueName()

Methods inherited from class java.lang.Object

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

Constructor Detail

DynamicValueFilter

public DynamicValueFilter()

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

getParamName

protected abstract String getParamName()

getValueName

protected abstract String getValueName()

getBeanName

protected String getBeanName()

getBeanProperty

protected String getBeanProperty()

getValue

protected Object getValue(Object value)

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