Filter, FilterChain, FilterConfig classes for servlet filtering

The following interfaces are defined as part of the javax.servlet package:

• Filter interface - methods: doFilter(), getFilterConfig(), setFilterConfig()

• FilterChain interface - methods: doFilter()

• FilterConfig interface - methods: getFilterName(), getInitParameter(), getInitParameterNames(), getServletContext()

The following classes are defined as part of the javax.servlet.http package...

• HttpServletRequestWrapper - methods: See the Servlet 2.3 Specification

• HttpServletResponseWrapper - methods: See the Servlet 2.3 Specification

 

See Also

Servlet filtering
Example: com.ibm.websphere.LoggingFilter.java
Webapplications: Resources for learning

 

---