Class PreFlightRequestFilter

java.lang.Object

org.springframework.web.filter.GenericFilterBean

org.springframework.web.filter.OncePerRequestFilter

org.springframework.web.filter.PreFlightRequestFilter

All Implemented Interfaces:

jakarta.servlet.Filter, org.springframework.beans.factory.Aware, org.springframework.beans.factory.BeanNameAware, org.springframework.beans.factory.DisposableBean, org.springframework.beans.factory.InitializingBean, org.springframework.context.EnvironmentAware, org.springframework.core.env.EnvironmentCapable, ServletContextAware

public class PreFlightRequestFilter
extends OncePerRequestFilter

Servlet Filter that handles pre-flight requests through a PreFlightRequestHandler and bypasses the rest of the chain.

The @EnableWebMvc config declares a bean of type PreFlightRequestHandler.

Since:

7.0.7

Author:

Rossen Stoyanchev

Field Summary

Fields inherited from class OncePerRequestFilter

ALREADY_FILTERED_SUFFIX

Fields inherited from class GenericFilterBean

logger

Constructor Summary

Constructors

Constructor	Description
PreFlightRequestFilter(PreFlightRequestHandler handler)

Method Summary

Modifier and Type	Method	Description
protected void	doFilterInternal(jakarta.servlet.http.HttpServletRequest request, jakarta.servlet.http.HttpServletResponse response, jakarta.servlet.FilterChain chain)	Same contract as for doFilter, but guaranteed to be just invoked once per request within a single request thread.

Methods inherited from class OncePerRequestFilter

doFilter, doFilterNestedErrorDispatch, getAlreadyFilteredAttributeName, isAsyncDispatch, isAsyncStarted, shouldNotFilter, shouldNotFilterAsyncDispatch, shouldNotFilterErrorDispatch

Methods inherited from class GenericFilterBean

addRequiredProperty, afterPropertiesSet, createEnvironment, destroy, getEnvironment, getFilterConfig, getFilterName, getServletContext, init, initBeanWrapper, initFilterBean, setBeanName, setEnvironment, setServletContext

Methods inherited from class Object

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

Constructor Details

PreFlightRequestFilter

public PreFlightRequestFilter(PreFlightRequestHandler handler)

Method Details

doFilterInternal

protected void doFilterInternal(jakarta.servlet.http.HttpServletRequest request,
 jakarta.servlet.http.HttpServletResponse response,
 jakarta.servlet.FilterChain chain)
                         throws jakarta.servlet.ServletException,
IOException

Description copied from class: OncePerRequestFilter

Same contract as for doFilter, but guaranteed to be just invoked once per request within a single request thread. See OncePerRequestFilter.shouldNotFilterAsyncDispatch() for details.

Provides HttpServletRequest and HttpServletResponse arguments instead of the default ServletRequest and ServletResponse ones.

Specified by:

doFilterInternal in class OncePerRequestFilter

Throws:

jakarta.servlet.ServletException

IOException