org.hdiv.filter
Class ValidatorFilter

java.lang.Object
  org.springframework.web.filter.GenericFilterBean
      org.springframework.web.filter.OncePerRequestFilter
          org.hdiv.filter.ValidatorFilter

All Implemented Interfaces:

javax.servlet.Filter, org.springframework.beans.factory.BeanNameAware, org.springframework.beans.factory.DisposableBean, org.springframework.beans.factory.InitializingBean, org.springframework.web.context.ServletContextAware

public class ValidatorFilter
extends org.springframework.web.filter.OncePerRequestFilter

An unique filter exists within HDIV. This filter has two responsabilities: initialize and validate. In fact, the actual validation is not implemented in this class, it is delegated to ValidatorHelper.

Author:

Roberto Velasco, Gorka Vicente

See Also:

ValidatorHelperThreadLocal

Field Summary

Fields inherited from class org.springframework.web.filter.OncePerRequestFilter

ALREADY_FILTERED_SUFFIX

Fields inherited from class org.springframework.web.filter.GenericFilterBean

logger

Constructor Summary

ValidatorFilter()
Creates a new ValidatorFilter object.

Method Summary

protected void	doFilterInternal(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, javax.servlet.FilterChain filterChain) Called by the container each time a request/response pair is passed through the chain due to a client request for a resource at the end of the chain.
protected void	initFilterBean() Called by the web container to indicate to a filter that it is being placed into service.
void	initHDIV(javax.servlet.http.HttpServletRequest request) Initialize HDIV HTTP session
boolean	isMultipartContent(java.lang.String contentType) Utility method that determines whether the request contains multipart content.
protected void	processRequest(IValidationHelper validationHelper, ResponseWrapper responseWrapper, javax.servlet.FilterChain filterChain) Processes requests for both HTTP GET and POST methods.

Methods inherited from class org.springframework.web.filter.OncePerRequestFilter

doFilter, getAlreadyFilteredAttributeName, shouldNotFilter

Methods inherited from class org.springframework.web.filter.GenericFilterBean

addRequiredProperty, afterPropertiesSet, destroy, getFilterConfig, getFilterName, getServletContext, init, initBeanWrapper, setBeanName, setServletContext

Methods inherited from class java.lang.Object

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

Constructor Detail

ValidatorFilter

public ValidatorFilter()

Creates a new ValidatorFilter object.

Method Detail

initFilterBean

protected void initFilterBean()
                       throws javax.servlet.ServletException

Called by the web container to indicate to a filter that it is being placed into service.

Overrides:

initFilterBean in class org.springframework.web.filter.GenericFilterBean

Throws:

javax.servlet.ServletException

See Also:

Filter.init(javax.servlet.FilterConfig)

doFilterInternal

protected void doFilterInternal(javax.servlet.http.HttpServletRequest request,
                                javax.servlet.http.HttpServletResponse response,
                                javax.servlet.FilterChain filterChain)
                         throws javax.servlet.ServletException,
                                java.io.IOException

Called by the container each time a request/response pair is passed through the chain due to a client request for a resource at the end of the chain.

Specified by:

doFilterInternal in class org.springframework.web.filter.OncePerRequestFilter

Parameters:

servletRequest - request

servletResponse - response

filterChain - filter chain

Throws:

javax.servlet.ServletException

java.io.IOException

See Also:

Filter.doFilter(javax.servlet.ServletRequest, javax.servlet.ServletResponse, javax.servlet.FilterChain)

initHDIV

public void initHDIV(javax.servlet.http.HttpServletRequest request)

Initialize HDIV HTTP session

Parameters:

request - HTTP request

isMultipartContent

public boolean isMultipartContent(java.lang.String contentType)

Utility method that determines whether the request contains multipart content.

Parameters:

contentType - content type

Returns:

true if the request is multipart. false otherwise.

processRequest

protected void processRequest(IValidationHelper validationHelper,
                              ResponseWrapper responseWrapper,
                              javax.servlet.FilterChain filterChain)
                       throws java.lang.Exception

Processes requests for both HTTP GET and POST methods.

Parameters:

validationHelper - validation helper

responseWrapper - response wrapper

filterChain - filter chain

Throws:

java.lang.Exception - if there is an error in request process.