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package org.apache.catalina;
import javax.servlet.FilterChain;
import javax.servlet.ServletInputStream;
import javax.servlet.ServletRequest;
import java.io.IOException;
import java.io.InputStream;
import java.net.Socket;
import java.util.Iterator;
/**
* A <b>Request</b> is the Catalina-internal facade for a
* <code>ServletRequest</code> that is to be processed, in order to
* produce the corresponding <code>Response</code>.
*
* @author Craig R. McClanahan
* @version $Revision: 1.4 $ $Date: 2006/04/24 16:36:12 $
*/
public interface Request {
// ------------------------------------------------------------- Properties
/**
* Return the authorization credentials sent with this request.
*/
public String getAuthorization();
/**
* Return the Connector through which this Request was received.
*/
public Connector getConnector();
/**
* Set the Connector through which this Request was received.
*
* @param connector The new connector
*/
public void setConnector(Connector connector);
/**
* Return the Context within which this Request is being processed.
*/
public Context getContext();
/**
* Set the Context within which this Request is being processed. This
* must be called as soon as the appropriate Context is identified, because
* it identifies the value to be returned by <code>getContextPath()</code>,
* and thus enables parsing of the request URI.
*
* @param context The newly associated Context
*/
public void setContext(Context context);
/**
* Get filter chain associated with the request.
*/
public FilterChain getFilterChain();
/**
* Set filter chain associated with the request.
*
* @param filterChain new filter chain
*/
public void setFilterChain(FilterChain filterChain);
/**
* Return the Host within which this Request is being processed.
*/
public Host getHost();
/**
* Set the Host within which this Request is being processed. This
* must be called as soon as the appropriate Host is identified, and
* before the Request is passed to a context.
*
* @param host The newly associated Host
*/
public void setHost(Host host);
/**
* Return descriptive information about this Request implementation and
* the corresponding version number, in the format
* <code><description>/<version></code>.
*/
public String getInfo();
/**
* Return the <code>ServletRequest</code> for which this object
* is the facade.
*/
public ServletRequest getRequest();
/**
* Return the <code>ServletRequest</code> for which this object
* is the facade.
*
* @param maskDefaultContextMapping true if the fact that a request
* received at the root context was mapped to a default-web-module will
* be masked, false otherwise
*/
public ServletRequest getRequest(boolean maskDefaultContextMapping);
/**
* Return the Response with which this Request is associated.
*/
public Response getResponse();
/**
* Set the Response with which this Request is associated.
*
* @param response The new associated response
*/
public void setResponse(Response response);
/**
* Return the Socket (if any) through which this Request was received.
* This should <strong>only</strong> be used to access underlying state
* information about this Socket, such as the SSLSession associated with
* an SSLSocket.
*/
public Socket getSocket();
/**
* Set the Socket (if any) through which this Request was received.
*
* @param socket The socket through which this request was received
*/
public void setSocket(Socket socket);
/**
* Return the input stream associated with this Request.
*/
public InputStream getStream();
/**
* Set the input stream associated with this Request.
*
* @param stream The new input stream
*/
public void setStream(InputStream stream);
/**
* Return the Wrapper within which this Request is being processed.
*/
public Wrapper getWrapper();
/**
* Set the Wrapper within which this Request is being processed. This
* must be called as soon as the appropriate Wrapper is identified, and
* before the Request is ultimately passed to an application servlet.
*
* @param wrapper The newly associated Wrapper
*/
public void setWrapper(Wrapper wrapper);
// --------------------------------------------------------- Public Methods
/**
* Create and return a ServletInputStream to read the content
* associated with this Request.
*
* @exception IOException if an input/output error occurs
*/
public ServletInputStream createInputStream() throws IOException;
/**
* Perform whatever actions are required to flush and close the input
* stream or reader, in a single operation.
*
* @exception IOException if an input/output error occurs
*/
public void finishRequest() throws IOException;
/**
* Return the object bound with the specified name to the internal notes
* for this request, or <code>null</code> if no such binding exists.
*
* @param name Name of the note to be returned
*/
public Object getNote(String name);
/**
* Return an Iterator containing the String names of all notes bindings
* that exist for this request.
*/
public Iterator getNoteNames();
/**
* Release all object references, and initialize instance variables, in
* preparation for reuse of this object.
*/
public void recycle();
/**
* Remove any object bound to the specified name in the internal notes
* for this request.
*
* @param name Name of the note to be removed
*/
public void removeNote(String name);
/**
* Set the content length associated with this Request.
*
* @param length The new content length
*/
public void setContentLength(int length);
/**
* Set the content type (and optionally the character encoding)
* associated with this Request. For example,
* <code>text/html; charset=ISO-8859-4</code>.
*
* @param type The new content type
*/
public void setContentType(String type);
/**
* Bind an object to a specified name in the internal notes associated
* with this request, replacing any existing binding for this name.
*
* @param name Name to which the object should be bound
* @param value Object to be bound to the specified name
*/
public void setNote(String name, Object value);
/**
* Set the protocol name and version associated with this Request.
*
* @param protocol Protocol name and version
*/
public void setProtocol(String protocol);
/**
* Set the remote IP address associated with this Request. NOTE: This
* value will be used to resolve the value for <code>getRemoteHost()</code>
* if that method is called.
*
* @param remote The remote IP address
*/
public void setRemoteAddr(String remote);
/**
* Set the value to be returned by <code>isSecure()</code>
* for this Request.
*
* @param secure The new isSecure value
*/
public void setSecure(boolean secure);
/**
* Set the name of the server (virtual host) to process this request.
*
* @param name The server name
*/
public void setServerName(String name);
/**
* Set the port number of the server to process this request.
*
* @param port The server port
*/
public void setServerPort(int port);
// START CR 6415120
/**
* Set whether or not access to resources under WEB-INF or META-INF
* needs to be checked.
*/
public void setCheckRestrictedResources(boolean check);
/**
* Return whether or not access to resources under WEB-INF or META-INF
* needs to be checked.
*/
public boolean getCheckRestrictedResources();
// END CR 6415120
// START SJSAS 6346226
/**
* Gets the jroute id of this request, which may have been
* sent as a separate <code>JROUTE</code> cookie or appended to the
* session identifier encoded in the URI (if cookies have been disabled).
*
* @return The jroute id of this request, or null if this request does not
* carry any jroute id
*/
public String getJrouteId();
// END SJSAS 6346226
/**
* Generate and return a new session ID.
*
* This hook allows connectors to provide their own scalable session
* ID generators.
*/
public String generateSessionId();
/**
* Disables async support on this request.
*/
public void disableAsyncSupport();
/**
* Sets the requested session cookie path, see IT 7426
*/
public void setRequestedSessionCookiePath(String cookiePath);
/**
* Gets the session associated with this Request, creating one
* if necessary and requested.
*
* @param create true if a new session is to be created if one does not
* already exist, false otherwise
*/
public Session getSessionInternal(boolean create);
/**
* Change the ID of the session that this request is associated with. There
* are several things that may trigger an ID change. These include moving
* between nodes in a cluster and session fixation prevention during the
* authentication process.
*/
public String changeSessionId();
public Session lockSession();
public void unlockSession();
}