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## org.apache.catalina
Interface HttpRequest

All Known Implementing Classes:
  HttpRequestWrapper, HttpRequestBase

public interface HttpRequest
extends Request

An HttpRequest is the Catalina internal facade for an `HttpServletRequest` that is to be processed, in order to produce the corresponding `HttpResponse`.

Version:
  $Revision: 1.4 $ $Date: 2001/08/01 03:04:04 $
Author:
  Craig R. McClanahan

Method Summary
`void` | `addCookie(javax.servlet.http.Cookie cookie)` Add a Cookie to the set of Cookies associated with this Request.
`void` | `addHeader(java.lang.String name, java.lang.String value)` Add a Header to the set of Headers associated with this Request.
`void` | `addLocale(java.util.Locale locale)` Add a Locale to the set of preferred Locales for this Request.
`void` | `addParameter(java.lang.String name, java.lang.String[] values)` Add a parameter name and corresponding set of values to this Request.
`void` | `clearCookies()` Clear the collection of Cookies associated with this Request.
`void` | `clearHeaders()` Clear the collection of Headers associated with this Request.
`void` | `clearLocales()` Clear the collection of Locales associated with this Request.
`void` | `clearParameters()` Clear the collection of parameters associated with this Request.
`void` | `setAuthType(java.lang.String type)` Set the authentication type used for this request, if any; otherwise set the type to `null`.
`void` | `setContextPath(java.lang.String path)` Set the context path for this Request.
`void` | `setMethod(java.lang.String method)` Set the HTTP request method used for this Request.
`void` | `setPathInfo(java.lang.String path)` Set the path information for this Request.
`void` | `setQueryString(java.lang.String query)` Set the query string for this Request.
`void` | `setRequestedSessionCookie(boolean flag)` Set a flag indicating whether or not the requested session ID for this request came in through a cookie.
`void` | `setRequestedSessionId(java.lang.String id)` Set the requested session ID for this request.
`void` | `setRequestedSessionURL(boolean flag)` Set a flag indicating whether or not the requested session ID for this request came in through a URL.
`void` | `setRequestURI(java.lang.String uri)` Set the unparsed request URI for this Request.
`void` | `setServletPath(java.lang.String path)` Set the servlet path for this Request.
`void` | `setUserPrincipal(java.security.Principal principal)` Set the Principal who has been authenticated for this Request.

Methods inherited from interface org.apache.catalina.Request
`createInputStream, finishRequest, getAuthorization, getConnector, getContext, getInfo, getNote, getNoteNames, getRequest, getResponse, getSocket, getStream, getWrapper, recycle, removeNote, setAuthorization, setConnector, setContentLength, setContentType, setContext, setNote, setProtocol, setRemoteAddr, setResponse, setScheme, setSecure, setServerName, setServerPort, setSocket, setStream, setWrapper`

Method Detail

### addCookie

    public void addCookie(javax.servlet.http.Cookie cookie)

  Add a Cookie to the set of Cookies associated with this Request.
  Parameters:
    `cookie` - The new cookie

### addHeader

    public void addHeader(java.lang.String name,
                          java.lang.String value)

  Add a Header to the set of Headers associated with this Request.
  Parameters:
    `name` - The new header name
    `value` - The new header value

### addLocale

    public void addLocale(java.util.Locale locale)

  Add a Locale to the set of preferred Locales for this Request. The first added Locale will be the first one returned by getLocales().
  Parameters:
    `locale` - The new preferred Locale

### addParameter

    public void addParameter(java.lang.String name,
                             java.lang.String[] values)

  Add a parameter name and corresponding set of values to this Request. (This is used when restoring the original request on a form based login).
  Parameters:
    `name` - Name of this request parameter
    `values` - Corresponding values for this request parameter

### clearCookies

    public void clearCookies()

  Clear the collection of Cookies associated with this Request.

### clearHeaders

    public void clearHeaders()

  Clear the collection of Headers associated with this Request.

### clearLocales

    public void clearLocales()

  Clear the collection of Locales associated with this Request.

### clearParameters

    public void clearParameters()

  Clear the collection of parameters associated with this Request.

### setAuthType

    public void setAuthType(java.lang.String type)

  Set the authentication type used for this request, if any; otherwise set the type to `null`. Typical values are "BASIC", "DIGEST", or "SSL".
  Parameters:
    `type` - The authentication type used

### setContextPath

    public void setContextPath(java.lang.String path)

  Set the context path for this Request. This will normally be called when the associated Context is mapping the Request to a particular Wrapper.
  Parameters:
    `path` - The context path

### setMethod

    public void setMethod(java.lang.String method)

  Set the HTTP request method used for this Request.
  Parameters:
    `method` - The request method

### setQueryString

    public void setQueryString(java.lang.String query)

  Set the query string for this Request. This will normally be called by the HTTP Connector, when it parses the request headers.
  Parameters:
    `query` - The query string

### setPathInfo

    public void setPathInfo(java.lang.String path)

  Set the path information for this Request. This will normally be called when the associated Context is mapping the Request to a particular Wrapper.
  Parameters:
    `path` - The path information

### setRequestedSessionCookie

    public void setRequestedSessionCookie(boolean flag)

  Set a flag indicating whether or not the requested session ID for this request came in through a cookie. This is normally called by the HTTP Connector, when it parses the request headers.
  Parameters:
    `flag` - The new flag

### setRequestedSessionId

    public void setRequestedSessionId(java.lang.String id)

  Set the requested session ID for this request. This is normally called by the HTTP Connector, when it parses the request headers.
  Parameters:
    `id` - The new session id

### setRequestedSessionURL

    public void setRequestedSessionURL(boolean flag)

  Set a flag indicating whether or not the requested session ID for this request came in through a URL. This is normally called by the HTTP Connector, when it parses the request headers.
  Parameters:
    `flag` - The new flag

### setRequestURI

    public void setRequestURI(java.lang.String uri)

  Set the unparsed request URI for this Request. This will normally be called by the HTTP Connector, when it parses the request headers.
  Parameters:
    `uri` - The request URI

### setServletPath

    public void setServletPath(java.lang.String path)

  Set the servlet path for this Request. This will normally be called when the associated Context is mapping the Request to a particular Wrapper.
  Parameters:
    `path` - The servlet path

### setUserPrincipal

    public void setUserPrincipal(java.security.Principal principal)

  Set the Principal who has been authenticated for this Request. This value is also used to calculate the value to be returned by the `getRemoteUser()` method.
  Parameters:
    `principal` - The user Principal

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