org.springframework.web.context.support

Class ContextExposingHttpServletRequest

java.lang.Object

javax.servlet.ServletRequestWrapper

javax.servlet.http.HttpServletRequestWrapper

org.springframework.web.context.support.ContextExposingHttpServletRequest

All Implemented Interfaces:

HttpServletRequest, ServletRequest

public class ContextExposingHttpServletRequest
extends HttpServletRequestWrapper

HttpServletRequest decorator that makes all Spring beans in a given WebApplicationContext accessible as request attributes, through lazy checking once an attribute gets accessed.

Since:

2.5

Author:

Juergen Hoeller

Field Summary

Fields inherited from interface javax.servlet.http.HttpServletRequest

BASIC_AUTH, CLIENT_CERT_AUTH, DIGEST_AUTH, FORM_AUTH

Constructor Summary

Constructors

Constructor and Description
ContextExposingHttpServletRequest(HttpServletRequest originalRequest, WebApplicationContext context) Create a new ContextExposingHttpServletRequest for the given request.
ContextExposingHttpServletRequest(HttpServletRequest originalRequest, WebApplicationContext context, Set<String> exposedContextBeanNames) Create a new ContextExposingHttpServletRequest for the given request.

Method Summary

Modifier and Type	Method and Description
Object	getAttribute(String name) The default behavior of this method is to call getAttribute(String name) on the wrapped request object.
WebApplicationContext	getWebApplicationContext() Return the WebApplicationContext that this request runs in.
void	setAttribute(String name, Object value) The default behavior of this method is to return setAttribute(String name, Object o) on the wrapped request object.

Methods inherited from class javax.servlet.http.HttpServletRequestWrapper

authenticate, changeSessionId, getAuthType, getContextPath, getCookies, getDateHeader, getHeader, getHeaderNames, getHeaders, getHttpServletMapping, getIntHeader, getMethod, getPart, getParts, getPathInfo, getPathTranslated, getQueryString, getRemoteUser, getRequestedSessionId, getRequestURI, getRequestURL, getServletPath, getSession, getSession, getTrailerFields, getUserPrincipal, isRequestedSessionIdFromCookie, isRequestedSessionIdFromUrl, isRequestedSessionIdFromURL, isRequestedSessionIdValid, isTrailerFieldsReady, isUserInRole, login, logout, newPushBuilder, upgrade

Methods inherited from class javax.servlet.ServletRequestWrapper

getAsyncContext, getAttributeNames, getCharacterEncoding, getContentLength, getContentLengthLong, getContentType, getDispatcherType, getInputStream, getLocalAddr, getLocale, getLocales, getLocalName, getLocalPort, getParameter, getParameterMap, getParameterNames, getParameterValues, getProtocol, getReader, getRealPath, getRemoteAddr, getRemoteHost, getRemotePort, getRequest, getRequestDispatcher, getScheme, getServerName, getServerPort, getServletContext, isAsyncStarted, isAsyncSupported, isSecure, isWrapperFor, isWrapperFor, removeAttribute, setCharacterEncoding, setRequest, startAsync, startAsync

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.servlet.ServletRequest

getAsyncContext, getAttributeNames, getCharacterEncoding, getContentLength, getContentLengthLong, getContentType, getDispatcherType, getInputStream, getLocalAddr, getLocale, getLocales, getLocalName, getLocalPort, getParameter, getParameterMap, getParameterNames, getParameterValues, getProtocol, getReader, getRealPath, getRemoteAddr, getRemoteHost, getRemotePort, getRequestDispatcher, getScheme, getServerName, getServerPort, getServletContext, isAsyncStarted, isAsyncSupported, isSecure, removeAttribute, setCharacterEncoding, startAsync, startAsync

Constructor Detail

ContextExposingHttpServletRequest

public ContextExposingHttpServletRequest(HttpServletRequest originalRequest,
                                         WebApplicationContext context)

Create a new ContextExposingHttpServletRequest for the given request.

Parameters:

originalRequest - the original HttpServletRequest

context - the WebApplicationContext that this request runs in

ContextExposingHttpServletRequest

public ContextExposingHttpServletRequest(HttpServletRequest originalRequest,
                                         WebApplicationContext context,
                                         @Nullable
                                         Set<String> exposedContextBeanNames)

Create a new ContextExposingHttpServletRequest for the given request.

Parameters:

originalRequest - the original HttpServletRequest

context - the WebApplicationContext that this request runs in

exposedContextBeanNames - the names of beans in the context which are supposed to be exposed (if this is non-null, only the beans in this Set are eligible for exposure as attributes)

Method Detail

getWebApplicationContext

public final WebApplicationContext getWebApplicationContext()

Return the WebApplicationContext that this request runs in.

getAttribute

@Nullable
public Object getAttribute(String name)

Description copied from class: javax.servlet.ServletRequestWrapper

The default behavior of this method is to call getAttribute(String name) on the wrapped request object.

Specified by:

getAttribute in interface ServletRequest

Overrides:

getAttribute in class ServletRequestWrapper

Parameters:

name - a String specifying the name of the attribute

Returns:

an Object containing the value of the attribute, or null if the attribute does not exist

setAttribute

public void setAttribute(String name,
                         Object value)

Description copied from class: javax.servlet.ServletRequestWrapper

The default behavior of this method is to return setAttribute(String name, Object o) on the wrapped request object.

Specified by:

setAttribute in interface ServletRequest

Overrides:

setAttribute in class ServletRequestWrapper

Parameters:

name - a String specifying the name of the attribute

value - the Object to be stored