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org.apache.catalina.core
Class ApplicationFilterChain  

java.lang.Object
  org.apache.catalina.core.ApplicationFilterChain

All Implemented Interfaces:

javax.servlet.FilterChain

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final class ApplicationFilterChain

extends java.lang.Object

implements javax.servlet.FilterChain

Implementation of javax.servlet.FilterChain used to manage the execution of a set of filters for a particular request. When the set of defined filters has all been executed, the next call to doFilter() will execute the servlet's service() method itself.

Version:

$Revision: 303523 $ $Date: 2004-11-22 11:35:18 -0500 (Mon, 22 Nov 2004) $

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Field Summary
private static java.lang.Class[]	classType           Static class array used when the SecurityManager is turned on and doFilter
private static java.lang.Class[]	classTypeUsedInService           Static class array used when the SecurityManager is turned on and service
private  ApplicationFilterConfig[]	filters           Filters.
static int	INCREMENT
private  int	n           The int which gives the current number of filters in the chain.
private  int	pos           The int which is used to maintain the current position in the filter chain.
private  javax.servlet.Servlet	servlet           The servlet instance to be executed by this chain.
private static org.apache.catalina.util.StringManager	sm           The string manager for our package.
private  org.apache.catalina.util.InstanceSupport	support           The InstanceSupport instance associated with our Wrapper (used to send "before filter" and "after filter" events.

 

Constructor Summary

ApplicationFilterChain()           Construct a new chain instance with no defined filters.

 

Method Summary
(package private)  void	addFilter(ApplicationFilterConfig filterConfig)           Add a filter to the set of filters that will be executed in this chain.
void	doFilter(javax.servlet.ServletRequest request, javax.servlet.ServletResponse response)           Invoke the next filter in this chain, passing the specified request and response.
private  void	internalDoFilter(javax.servlet.ServletRequest request, javax.servlet.ServletResponse response)
(package private)  void	release()           Release references to the filters and wrapper executed by this chain.
(package private)  void	setServlet(javax.servlet.Servlet servlet)           Set the servlet that will be executed at the end of this chain.
(package private)  void	setSupport(org.apache.catalina.util.InstanceSupport support)           Set the InstanceSupport object used for event notifications for this filter chain.

 

Methods inherited from class java.lang.Object

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

 

Field Detail

INCREMENT

public static final int INCREMENT

See Also:

Constant Field Values

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filters

private ApplicationFilterConfig[] filters

Filters.

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pos

private int pos

The int which is used to maintain the current position in the filter chain.

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n

private int n

The int which gives the current number of filters in the chain.

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servlet

private javax.servlet.Servlet servlet

The servlet instance to be executed by this chain.

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sm

private static final org.apache.catalina.util.StringManager sm

The string manager for our package.

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support

private org.apache.catalina.util.InstanceSupport support

The InstanceSupport instance associated with our Wrapper (used to send "before filter" and "after filter" events.

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classType

private static java.lang.Class[] classType

Static class array used when the SecurityManager is turned on and doFilter

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classTypeUsedInService

private static java.lang.Class[] classTypeUsedInService

Static class array used when the SecurityManager is turned on and service

Constructor Detail

ApplicationFilterChain

public ApplicationFilterChain()

Construct a new chain instance with no defined filters.

Method Detail

doFilter

public void doFilter(javax.servlet.ServletRequest request,
                     javax.servlet.ServletResponse response)
              throws java.io.IOException,
                     javax.servlet.ServletException

Invoke the next filter in this chain, passing the specified request and response. If there are no more filters in this chain, invoke the service() method of the servlet itself.

Specified by:

doFilter in interface javax.servlet.FilterChain

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internalDoFilter

private void internalDoFilter(javax.servlet.ServletRequest request,
                              javax.servlet.ServletResponse response)
                       throws java.io.IOException,
                              javax.servlet.ServletException

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addFilter

void addFilter(ApplicationFilterConfig filterConfig)

Add a filter to the set of filters that will be executed in this chain.

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release

void release()

Release references to the filters and wrapper executed by this chain.

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setServlet

void setServlet(javax.servlet.Servlet servlet)

Set the servlet that will be executed at the end of this chain.

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setSupport

void setSupport(org.apache.catalina.util.InstanceSupport support)

Set the InstanceSupport object used for event notifications for this filter chain.

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Overview  Package   Class  Use  Deprecated  Index
Home >> All >> org >> apache >> catalina >> [ core overview ]	PREV CLASS  NEXT CLASS
SUMMARY:  JAVADOC |  SOURCE |  DOWNLOAD | NESTED | FIELD | CONSTR | METHOD	DETAIL: FIELD | CONSTR | METHOD

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