org.directwebremoting.impl
Class ExecuteAjaxFilter
java.lang.Object
org.directwebremoting.impl.ExecuteAjaxFilter
- All Implemented Interfaces:
- AjaxFilter
public class ExecuteAjaxFilter
- extends java.lang.Object
- implements AjaxFilter
The last element in a filter chain actually executes the method.
- Author:
- Joe Walker [joe at getahead dot ltd dot uk]
Method Summary |
java.lang.Object |
doFilter(java.lang.Object obj,
java.lang.reflect.Method method,
java.lang.Object[] params,
AjaxFilterChain chain)
The doFilter method of the AjaxFilter is called by DWR each
time an Ajax request is made on a method that this filter is configured
against. |
Methods inherited from class java.lang.Object |
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
ExecuteAjaxFilter
public ExecuteAjaxFilter()
doFilter
public java.lang.Object doFilter(java.lang.Object obj,
java.lang.reflect.Method method,
java.lang.Object[] params,
AjaxFilterChain chain)
throws java.lang.Exception
- Description copied from interface:
AjaxFilter
- The
doFilter
method of the AjaxFilter is called by DWR each
time an Ajax request is made on a method that this filter is configured
against. The AjaxFilterChain passed in to this method allows
the filter to pass on method details to next entity in the chain.
Typically the method would do the following:
- Examine the request
- Optionally alter the method, object or parameters
- Either invoke the next entity in the chain using the AjaxFilterChain
or decide to take some other action instead.
- Optionally modify the value returned to the user
- Take some other action (e.g. logging)
- Specified by:
doFilter
in interface AjaxFilter
- Parameters:
obj
- The object to execute the method on (i.e. 'this')method
- The method to executeparams
- The parameters to the method callchain
- Allow the request to be passed on
- Returns:
- The results of the method execution
- Throws:
java.io.IOException
- When some I/O error occurs
java.lang.Exception
- When some processing goes wrong