ro.isdc.wro.http.support

Class AbstractProcessorsFilter

java.lang.Object

ro.isdc.wro.http.support.AbstractProcessorsFilter

All Implemented Interfaces:

javax.servlet.Filter

public abstract class AbstractProcessorsFilter
extends Object
implements javax.servlet.Filter

Allows configuration of a list of processors to be applied on the

Since:

1.4.5

Author:

Alex Objelean

Constructor Summary

Constructors

Constructor and Description
AbstractProcessorsFilter()

Method Summary

Methods

Modifier and Type	Method and Description
protected Resource	createResource(String requestUri)
void	destroy()
void	doFilter(javax.servlet.ServletRequest req, javax.servlet.ServletResponse res, javax.servlet.FilterChain chain)
protected void	doInit(javax.servlet.FilterConfig config) Allows custom initialization.
protected abstract List<ResourcePreProcessor>	getProcessorsList()
void	init(javax.servlet.FilterConfig config)
protected void	onRuntimeException(RuntimeException e, javax.servlet.http.HttpServletResponse response, javax.servlet.FilterChain chain) Invoked when a RuntimeException is thrown.

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractProcessorsFilter

public AbstractProcessorsFilter()

Method Detail

init

public final void init(javax.servlet.FilterConfig config)
                throws javax.servlet.ServletException

Specified by:

init in interface javax.servlet.Filter

Throws:

javax.servlet.ServletException

doInit

protected void doInit(javax.servlet.FilterConfig config)

Allows custom initialization.

doFilter

public void doFilter(javax.servlet.ServletRequest req,
            javax.servlet.ServletResponse res,
            javax.servlet.FilterChain chain)
              throws IOException,
                     javax.servlet.ServletException

Specified by:

doFilter in interface javax.servlet.Filter

Throws:

IOException

javax.servlet.ServletException

createResource

protected Resource createResource(String requestUri)

Parameters:

requestUri - the uri of the requested resource.

Returns:

the Resource to pass as argument to the processor.

onRuntimeException

protected void onRuntimeException(RuntimeException e,
                      javax.servlet.http.HttpServletResponse response,
                      javax.servlet.FilterChain chain)

Invoked when a RuntimeException is thrown. Allows custom exception handling. The default implementation redirects to 404 for a specific WroRuntimeException exception when in DEPLOYMENT mode.

Parameters:

e - RuntimeException thrown during request processing.

getProcessorsList

protected abstract List<ResourcePreProcessor> getProcessorsList()

Returns:

a list of processors to apply for this filter.

destroy

public void destroy()

Specified by:

destroy in interface javax.servlet.Filter