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 |
|---|
BASIC_AUTH, CLIENT_CERT_AUTH, DIGEST_AUTH, FORM_AUTH |
Constructor Summary
| Constructor and Description |
|---|
HttpServletRequestProxy()
Deprecated.
|
Method Summary
| Modifier and Type | Method and Description |
|---|---|
|
getAttribute(java.lang.String name)
Deprecated.
|
|
getAttributeNames()
Deprecated.
|
|
getAuthType()
Deprecated.
|
|
getCharacterEncoding()
Deprecated.
|
|
getContentLength()
Deprecated.
|
|
getContentType()
Deprecated.
|
|
getContextPath()
Deprecated.
|
|
getCookies()
Deprecated.
|
|
getDateHeader(java.lang.String name)
Deprecated.
|
|
getHeader(java.lang.String name)
Deprecated.
|
|
getHeaderNames()
Deprecated.
|
|
getHeaders(java.lang.String name)
Deprecated.
|
|
getInputStream()
Deprecated.
|
|
getIntHeader(java.lang.String name)
Deprecated.
|
|
getLocale()
Deprecated.
|
|
getLocales()
Deprecated.
|
|
getMethod()
Deprecated.
|
|
getParameter(java.lang.String name)
Deprecated.
|
|
getParameterMap()
Deprecated.
|
|
getParameterNames()
Deprecated.
|
|
getParameterValues(java.lang.String name)
Deprecated.
|
|
getPathInfo()
Deprecated.
|
|
getPathTranslated()
Deprecated.
|
|
getProtocol()
Deprecated.
|
|
getProxiedHttpServletRequest()
Deprecated. Get the request that this object is supposed to proxy.
|
|
getQueryString()
Deprecated.
|
|
getReader()
Deprecated.
|
|
getRealPath(java.lang.String path)
Deprecated.
|
|
getRemoteAddr()
Deprecated.
|
|
getRemoteHost()
Deprecated.
|
|
getRemoteUser()
Deprecated.
|
|
getRequest()
Deprecated.
|
|
getRequestDispatcher(java.lang.String path)
Deprecated.
|
|
getRequestedSessionId()
Deprecated.
|
|
getRequestURI()
Deprecated.
|
|
getRequestURL()
Deprecated.
|
|
getScheme()
Deprecated.
|
|
getServerName()
Deprecated.
|
|
getServerPort()
Deprecated.
|
|
getServletPath()
Deprecated.
|
|
getSession()
Deprecated.
|
|
getSession(boolean create)
Deprecated.
|
|
getUserPrincipal()
Deprecated.
|
|
isRequestedSessionIdFromCookie()
Deprecated.
|
|
isRequestedSessionIdFromUrl()
Deprecated.
|
|
isRequestedSessionIdFromURL()
Deprecated.
|
|
isRequestedSessionIdValid()
Deprecated.
|
|
isSecure()
Deprecated.
|
|
isUserInRole(java.lang.String role)
Deprecated.
|
|
removeAttribute(java.lang.String name)
Deprecated.
|
|
setAttribute(java.lang.String key,java.lang.Object o)
Deprecated.
|
|
setCharacterEncoding(java.lang.String encoding)
Deprecated.
|
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Methods inherited from interface javax.servlet.http.HttpServletRequest |
|---|
authenticate, getPart, getParts, login, logout |
| Methods inherited from interface javax.servlet.ServletRequest |
|---|
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.IOExceptiongetCharacterEncoding
- 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.IOExceptiongetRemoteAddr
- 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