com.ibm.websphere.servlet.request
Class HttpServletRequestProxy
- java.lang.Object
com.ibm.websphere.servlet.request.HttpServletRequestProxy
All implemented interfaces:
javax.servlet.http.HttpServletRequest, javax.servlet.ServletRequest
Deprecated. since WAS V6.0 Use the HttpServletRequestWrapper class instead. Proxies function invocations to an underlying HttpServletRequest. Subclasses of this class can be created that overload or enhance the functionality of a server-provided HttpServletRequest.
Using the proxied request:
- Subclass this class and overload any desired functions.
- During the servlet's service method, create an instance of the enhanced request using the original request from the server as the proxied request.
- Forward the enhanced request to another servlet for processing instead of the original request that was provided by the server.
Sample subclass (overloads the request's InputStream)
// This enhanced request will force the request to be a POST request. // This request POST data input will be read from a specified file. public class PostedFileRequest extends HttpServletRequestProxy{ private HttpServletRequest _request; private File _file; public PostedFileRequest(File f, HttpServletRequest req){ _file =f; _request = req; } protected HttpServletRequest getProxiedHttpServletRequest(){ return _request; } //overload request functionality public ServletInputStream getInputStream() throws IOException{ return new ServletInputStreamAdapter(new FileInputStream(_file)); } public BufferedReader getReader() throws IOException{ return new BufferedReader(getInputStream()); } public String getMethod(){ //force the HTTP method to be POST. return "POST"; } }
Using the enhanced request subclass transparently in a servlet
//This servlet posts a data file as a request to another servlet. public class PostGeneratorServlet extends HttpServlet{ public void service HttpServletRequest req, HttpServletResponse resp){ req = new PostedFileRequest(req, new File(request.getPathTranslated())); //forward the enhanced request to be used transparently by another servlet. getServletContext().getRequestDispatcher("/postHandlerServlet").forward(req, resp); } }
- public abstract class HttpServletRequestProxy
- extends java.lang.Object
- implements javax.servlet.http.HttpServletRequest
Field Summary
Fields inherited from interface javax.servlet.http.HttpServletRequest |
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BASIC_AUTH, CLIENT_CERT_AUTH, DIGEST_AUTH, FORM_AUTH |
Constructor Summary
Constructor and Description |
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HttpServletRequestProxy()
Deprecated.
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Method Summary
Modifier and Type | Method and Description |
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getAttribute(java.lang.String name)
Deprecated.
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getAttributeNames()
Deprecated.
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getAuthType()
Deprecated.
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getCharacterEncoding()
Deprecated.
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getContentLength()
Deprecated.
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getContentType()
Deprecated.
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getContextPath()
Deprecated.
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getCookies()
Deprecated.
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getDateHeader(java.lang.String name)
Deprecated.
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getHeader(java.lang.String name)
Deprecated.
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getHeaderNames()
Deprecated.
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getHeaders(java.lang.String name)
Deprecated.
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getInputStream()
Deprecated.
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getIntHeader(java.lang.String name)
Deprecated.
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getLocale()
Deprecated.
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getLocales()
Deprecated.
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getMethod()
Deprecated.
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getParameter(java.lang.String name)
Deprecated.
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getParameterMap()
Deprecated.
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getParameterNames()
Deprecated.
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getParameterValues(java.lang.String name)
Deprecated.
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getPathInfo()
Deprecated.
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getPathTranslated()
Deprecated.
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getProtocol()
Deprecated.
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getProxiedHttpServletRequest()
Deprecated. Get the request that this object is supposed to proxy.
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getQueryString()
Deprecated.
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getReader()
Deprecated.
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getRealPath(java.lang.String path)
Deprecated.
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getRemoteAddr()
Deprecated.
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getRemoteHost()
Deprecated.
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getRemoteUser()
Deprecated.
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getRequest()
Deprecated.
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getRequestDispatcher(java.lang.String path)
Deprecated.
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getRequestedSessionId()
Deprecated.
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getRequestURI()
Deprecated.
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getRequestURL()
Deprecated.
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getScheme()
Deprecated.
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getServerName()
Deprecated.
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getServerPort()
Deprecated.
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getServletPath()
Deprecated.
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getSession()
Deprecated.
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getSession(boolean create)
Deprecated.
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getUserPrincipal()
Deprecated.
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isRequestedSessionIdFromCookie()
Deprecated.
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isRequestedSessionIdFromUrl()
Deprecated.
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isRequestedSessionIdFromURL()
Deprecated.
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isRequestedSessionIdValid()
Deprecated.
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isSecure()
Deprecated.
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isUserInRole(java.lang.String role)
Deprecated.
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removeAttribute(java.lang.String name)
Deprecated.
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setAttribute(java.lang.String key,java.lang.Object o)
Deprecated.
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setCharacterEncoding(java.lang.String encoding)
Deprecated.
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Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Methods inherited from interface javax.servlet.http.HttpServletRequest |
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authenticate, getPart, getParts, login, logout |
Methods inherited from interface javax.servlet.ServletRequest |
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getAsyncContext, getDispatcherType, getLocalAddr, getLocalName, getLocalPort, getRemotePort, getServletContext, isAsyncStarted, isAsyncSupported, startAsync, startAsync |
Constructor Detail
HttpServletRequestProxy
- public HttpServletRequestProxy( )
Deprecated.
Method Detail
getProxiedHttpServletRequest
- protected abstract javax.servlet.http.HttpServletRequest getProxiedHttpServletRequest( )
Deprecated.
Get the request that this object is supposed to proxy.
getAuthType
- public java.lang.String getAuthType( )
Deprecated.
Specified by:
getAuthType
in interface javax.servlet.http.HttpServletRequest
getCookies
- public javax.servlet.http.Cookie[] getCookies( )
Deprecated.
Specified by:
getCookies
in interface javax.servlet.http.HttpServletRequest
getIntHeader
- public int getIntHeader(java.lang.String name)
Deprecated.
Specified by:
getIntHeader
in interface javax.servlet.http.HttpServletRequest
getDateHeader
- public long getDateHeader(java.lang.String name)
Deprecated.
Specified by:
getDateHeader
in interface javax.servlet.http.HttpServletRequest
getHeader
- public java.lang.String getHeader( java.lang.String name)
Deprecated.
Specified by:
getHeader
in interface javax.servlet.http.HttpServletRequest
getHeaderNames
- public java.util.Enumeration getHeaderNames( )
Deprecated.
Specified by:
getHeaderNames
in interface javax.servlet.http.HttpServletRequest
getQueryString
- public java.lang.String getQueryString( )
Deprecated.
Specified by:
getQueryString
in interface javax.servlet.http.HttpServletRequest
getMethod
- public java.lang.String getMethod( )
Deprecated.
Specified by:
getMethod
in interface javax.servlet.http.HttpServletRequest
getPathInfo
- public java.lang.String getPathInfo( )
Deprecated.
Specified by:
getPathInfo
in interface javax.servlet.http.HttpServletRequest
getPathTranslated
- public java.lang.String getPathTranslated( )
Deprecated.
Specified by:
getPathTranslated
in interface javax.servlet.http.HttpServletRequest
getServletPath
- public java.lang.String getServletPath( )
Deprecated.
Specified by:
getServletPath
in interface javax.servlet.http.HttpServletRequest
getRemoteUser
- public java.lang.String getRemoteUser( )
Deprecated.
Specified by:
getRemoteUser
in interface javax.servlet.http.HttpServletRequest
getRequestedSessionId
- public java.lang.String getRequestedSessionId( )
Deprecated.
Specified by:
getRequestedSessionId
in interface javax.servlet.http.HttpServletRequest
getRequestURI
- public java.lang.String getRequestURI( )
Deprecated.
Specified by:
getRequestURI
in interface javax.servlet.http.HttpServletRequest
isRequestedSessionIdFromCookie
- public boolean isRequestedSessionIdFromCookie( )
Deprecated.
Specified by:
isRequestedSessionIdFromCookie
in interface javax.servlet.http.HttpServletRequest
getSession
- public javax.servlet.http.HttpSession getSession( boolean create)
Deprecated.
Specified by:
getSession
in interface javax.servlet.http.HttpServletRequest
getSession
- public javax.servlet.http.HttpSession getSession( )
Deprecated.
Specified by:
getSession
in interface javax.servlet.http.HttpServletRequest
isRequestedSessionIdValid
- public boolean isRequestedSessionIdValid( )
Deprecated.
Specified by:
isRequestedSessionIdValid
in interface javax.servlet.http.HttpServletRequest
isRequestedSessionIdFromURL
- public boolean isRequestedSessionIdFromURL( )
Deprecated.
Specified by:
isRequestedSessionIdFromURL
in interface javax.servlet.http.HttpServletRequest
isRequestedSessionIdFromUrl
- public boolean isRequestedSessionIdFromUrl( )
Deprecated.
Specified by:
isRequestedSessionIdFromUrl
in interface javax.servlet.http.HttpServletRequest
getHeaders
- public java.util.Enumeration getHeaders( java.lang.String name)
Deprecated.
Specified by:
getHeaders
in interface javax.servlet.http.HttpServletRequest
getContextPath
- public java.lang.String getContextPath( )
Deprecated.
Specified by:
getContextPath
in interface javax.servlet.http.HttpServletRequest
isUserInRole
- public boolean isUserInRole(java.lang.String role)
Deprecated.
Specified by:
isUserInRole
in interface javax.servlet.http.HttpServletRequest
getUserPrincipal
- public java.security.Principal getUserPrincipal( )
Deprecated.
Specified by:
getUserPrincipal
in interface javax.servlet.http.HttpServletRequest
getRequestURL
- public java.lang.StringBuffer getRequestURL( )
Deprecated.
Specified by:
getRequestURL
in interface javax.servlet.http.HttpServletRequest
getAttribute
- public java.lang.Object getAttribute( java.lang.String name)
Deprecated.
Specified by:
getAttribute
in interface javax.servlet.ServletRequest
getAttributeNames
- public java.util.Enumeration getAttributeNames( )
Deprecated.
Specified by:
getAttributeNames
in interface javax.servlet.ServletRequest
getInputStream
- public javax.servlet.ServletInputStream getInputStream( )
- throws java.io.IOException
Deprecated.
Specified by:
getInputStream
in interface javax.servlet.ServletRequest
Throws:
java.io.IOException
getCharacterEncoding
- public java.lang.String getCharacterEncoding( )
Deprecated.
Specified by:
getCharacterEncoding
in interface javax.servlet.ServletRequest
getContentLength
- public int getContentLength()
Deprecated.
Specified by:
getContentLength
in interface javax.servlet.ServletRequest
getContentType
- public java.lang.String getContentType( )
Deprecated.
Specified by:
getContentType
in interface javax.servlet.ServletRequest
getProtocol
- public java.lang.String getProtocol( )
Deprecated.
Specified by:
getProtocol
in interface javax.servlet.ServletRequest
getParameter
- public java.lang.String getParameter( java.lang.String name)
Deprecated.
Specified by:
getParameter
in interface javax.servlet.ServletRequest
getParameterNames
- public java.util.Enumeration getParameterNames( )
Deprecated.
Specified by:
getParameterNames
in interface javax.servlet.ServletRequest
getParameterValues
- public java.lang.String[] getParameterValues( java.lang.String name)
Deprecated.
Specified by:
getParameterValues
in interface javax.servlet.ServletRequest
getScheme
- public java.lang.String getScheme( )
Deprecated.
Specified by:
getScheme
in interface javax.servlet.ServletRequest
getServerName
- public java.lang.String getServerName( )
Deprecated.
Specified by:
getServerName
in interface javax.servlet.ServletRequest
getServerPort
- public int getServerPort()
Deprecated.
Specified by:
getServerPort
in interface javax.servlet.ServletRequest
getRealPath
- public java.lang.String getRealPath( java.lang.String path)
Deprecated.
Specified by:
getRealPath
in interface javax.servlet.ServletRequest
getReader
- public java.io.BufferedReader getReader( )
- throws java.io.IOException
Deprecated.
Specified by:
getReader
in interface javax.servlet.ServletRequest
Throws:
java.io.IOException
getRemoteAddr
- public java.lang.String getRemoteAddr( )
Deprecated.
Specified by:
getRemoteAddr
in interface javax.servlet.ServletRequest
getRemoteHost
- public java.lang.String getRemoteHost( )
Deprecated.
Specified by:
getRemoteHost
in interface javax.servlet.ServletRequest
setAttribute
- public void setAttribute(java.lang.String key,
- java.lang.Object o)
Deprecated.
Specified by:
setAttribute
in interface javax.servlet.ServletRequest
removeAttribute
- public void removeAttribute(java.lang.String name)
Deprecated.
Specified by:
removeAttribute
in interface javax.servlet.ServletRequest
getLocale
- public java.util.Locale getLocale( )
Deprecated.
Specified by:
getLocale
in interface javax.servlet.ServletRequest
getLocales
- public java.util.Enumeration getLocales( )
Deprecated.
Specified by:
getLocales
in interface javax.servlet.ServletRequest
isSecure
- public boolean isSecure()
Deprecated.
Specified by:
isSecure
in interface javax.servlet.ServletRequest
getRequestDispatcher
- public javax.servlet.RequestDispatcher getRequestDispatcher( java.lang.String path)
Deprecated.
Specified by:
getRequestDispatcher
in interface javax.servlet.ServletRequest
getRequest
- public javax.servlet.ServletRequest getRequest( )
Deprecated.
getParameterMap
- public java.util.Map getParameterMap( )
Deprecated.
Specified by:
getParameterMap
in interface javax.servlet.ServletRequest
setCharacterEncoding
- public void setCharacterEncoding( java.lang.String encoding)
- throws java.io.UnsupportedEncodingException
Deprecated.
Specified by:
setCharacterEncoding
in interface javax.servlet.ServletRequest
Throws:
java.io.UnsupportedEncodingException