Java Code Examples for org.apache.catalina.connector.Request#getContext()

/**
 * Detect possible the JVMRoute change at cluster backup node..
 *
 * @param request
 *            tomcat request being processed
 * @param response
 *            tomcat response being processed
 * @exception IOException
 *                if an input/output error has occurred
 * @exception ServletException
 *                if a servlet error has occurred
 */
@Override
public void invoke(Request request, Response response) throws IOException,
        ServletException {

     if (getEnabled() &&
             request.getContext() != null &&
             request.getContext().getDistributable() &&
             !request.isAsyncDispatching()) {
         // valve cluster can access manager - other cluster handle turnover
         // at host level - hopefully!
         Manager manager = request.getContext().getManager();

         if (manager != null && (
                 (manager instanceof ClusterManager
                   && getCluster() != null
                   && getCluster().getManager(((ClusterManager)manager).getName()) != null)
                 ||
                 (manager instanceof PersistentManager))) {
            handlePossibleTurnover(request);
        }
    }
    // Pass this request on to the next valve in our pipeline
    getNext().invoke(request, response);
}
 

/**
 * Detect possible the JVMRoute change at cluster backup node..
 * 
 * @param request
 *            tomcat request being processed
 * @param response
 *            tomcat response being processed
 * @exception IOException
 *                if an input/output error has occurred
 * @exception ServletException
 *                if a servlet error has occurred
 */
@Override
public void invoke(Request request, Response response) throws IOException,
        ServletException {

     if (getEnabled() &&
             request.getContext() != null &&
             request.getContext().getDistributable() &&
             !request.isAsyncDispatching()) {
         // valve cluster can access manager - other cluster handle turnover 
         // at host level - hopefully!
         Manager manager = request.getContext().getManager();

         if (manager != null && (
                 (manager instanceof ClusterManager
                   && getCluster() != null
                   && getCluster().getManager(((ClusterManager)manager).getName()) != null)
                 ||
                 (manager instanceof PersistentManager)))
             handlePossibleTurnover(request);
    }
    // Pass this request on to the next valve in our pipeline
    getNext().invoke(request, response);
}
 

/**
 * Detect possible the JVMRoute change at cluster backup node..
 * 
 * @param request
 *            tomcat request being processed
 * @param response
 *            tomcat response being processed
 * @exception IOException
 *                if an input/output error has occurred
 * @exception ServletException
 *                if a servlet error has occurred
 */
@Override
public void invoke(Request request, Response response) throws IOException,
        ServletException {

     if (getEnabled() &&
             request.getContext() != null &&
             request.getContext().getDistributable() &&
             !request.isAsyncDispatching()) {
         // valve cluster can access manager - other cluster handle turnover 
         // at host level - hopefully!
         Manager manager = request.getContext().getManager();

         if (manager != null && (
                 (manager instanceof ClusterManager
                   && getCluster() != null
                   && getCluster().getManager(((ClusterManager)manager).getName()) != null)
                 ||
                 (manager instanceof PersistentManager)))
             handlePossibleTurnover(request);
    }
    // Pass this request on to the next valve in our pipeline
    getNext().invoke(request, response);
}
 

private boolean isContextSkipped(Request request) {
    Context context = request.getContext();
    String ctx = context == null ? null :context.getPath();
    if (ctx == null || "".equals(ctx)) {
        ctx = request.getContextPath();
        if (ctx == null || "".equals(ctx)) {
            String requestUri = request.getRequestURI();
            if ("/".equals(requestUri)) {
                return true;
            }
            StringTokenizer tokenizer = new StringTokenizer(request.getRequestURI(), "/");
            if (!tokenizer.hasMoreTokens()) {
                return false;
            }
            ctx = tokenizer.nextToken();
        }
    }
    return ("carbon".equalsIgnoreCase(ctx) || "services".equalsIgnoreCase(ctx));
}
 

@Override
public void invoke(Request request, Response response) throws IOException, ServletException {
    Context context = request.getContext();
    if (context == null) {
        response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, sm.getString("standardHost.noContext"));
        return;
    }
    Thread.currentThread().setContextClassLoader(context.getLoader().getClassLoader());

    boolean processed = false;
    try {
        if (ignorePattern == null || !ignorePattern.matcher(request.getRequestURI()).matches()) {
            processed = true;
            if (log.isTraceEnabled()) {
                log.trace("Will save to redis after request for [" + getQueryString(request) + "]");
            }
        } else {
            if (log.isTraceEnabled()) {
                log.trace("Ignoring [" + getQueryString(request) + "]");
            }
        }
        getNext().invoke(request, response);
    } finally {
        manager.afterRequest(processed);
    }
}
 

/**
 * Reject the request that was denied by this valve.
 * <p>If <code>invalidAuthenticationWhenDeny</code> is true
 * and the context has <code>preemptiveAuthentication</code>
 * set, set an invalid authorization header to trigger basic auth.
 *
 * @param request The servlet request to be processed
 * @param response The servlet response to be processed
 * @exception IOException if an input/output error occurs
 * @exception ServletException if a servlet error occurs
 */
protected void denyRequest(Request request, Response response)
        throws IOException, ServletException {
    if (invalidAuthenticationWhenDeny) {
        Context context = request.getContext();
        if (context != null && context.getPreemptiveAuthentication()) {
            if (request.getCoyoteRequest().getMimeHeaders().getValue("authorization") == null) {
                request.getCoyoteRequest().getMimeHeaders().addValue("authorization").setString("invalid");
            }
            getNext().invoke(request, response);
            return;
        }
    }
    response.sendError(denyStatus);
}
 

/**
 * Send the changed Sessionid to all clusternodes.
 * 
 * @see JvmRouteSessionIDBinderListener#messageReceived(
 *            org.apache.catalina.ha.ClusterMessage)
 * @param sessionId
 *            current failed sessionid
 * @param newSessionID
 *            new session id, bind to the new cluster node
 */
protected void sendSessionIDClusterBackup(Request request, String sessionId,
        String newSessionID) {
    CatalinaCluster c = getCluster();
    if (c != null && !(getManager(request) instanceof BackupManager)) {
        SessionIDMessage msg = new SessionIDMessage();
        msg.setOrignalSessionID(sessionId);
        msg.setBackupSessionID(newSessionID);
        Context context = request.getContext();
        msg.setContextName(context.getName());
        msg.setHost(context.getParent().getName());
        c.send(msg);
    }
}
 

/**
 * Reject the request that was denied by this valve.
 * <p>If <code>invalidAuthenticationWhenDeny</code> is true
 * and the context has <code>preemptiveAuthentication</code>
 * set, set an invalid authorization header to trigger basic auth.
 *
 * @param request The servlet request to be processed
 * @param response The servlet response to be processed
 * @exception IOException if an input/output error occurs
 * @exception ServletException if a servlet error occurs
 */
protected void denyRequest(Request request, Response response)
        throws IOException, ServletException {
    if (invalidAuthenticationWhenDeny) {
        Context context = request.getContext();
        if (context != null && context.getPreemptiveAuthentication()) {
            if (request.getCoyoteRequest().getMimeHeaders().getValue("authorization") == null) {
                request.getCoyoteRequest().getMimeHeaders().addValue("authorization").setString("invalid");
            }
            getNext().invoke(request, response);
            return;
        }
    }
    response.sendError(denyStatus);
}
 

/**
 * Send the changed Sessionid to all clusternodes.
 * 
 * @see JvmRouteSessionIDBinderListener#messageReceived(
 *            org.apache.catalina.ha.ClusterMessage)
 * @param sessionId
 *            current failed sessionid
 * @param newSessionID
 *            new session id, bind to the new cluster node
 */
protected void sendSessionIDClusterBackup(Request request, String sessionId,
        String newSessionID) {
    CatalinaCluster c = getCluster();
    if (c != null && !(getManager(request) instanceof BackupManager)) {
        SessionIDMessage msg = new SessionIDMessage();
        msg.setOrignalSessionID(sessionId);
        msg.setBackupSessionID(newSessionID);
        Context context = request.getContext();
        msg.setContextName(context.getName());
        msg.setHost(context.getParent().getName());
        c.send(msg);
    }
}
 

/**
 * Reject the request that was denied by this valve.
 * <p>If <code>invalidAuthenticationWhenDeny</code> is true
 * and the context has <code>preemptiveAuthentication</code>
 * set, set an invalid authorization header to trigger basic auth.
 *
 * @param request The servlet request to be processed
 * @param response The servlet response to be processed
 * @exception IOException if an input/output error occurs
 * @exception ServletException if a servlet error occurs
 */
protected void denyRequest(Request request, Response response)
        throws IOException, ServletException {
    if (invalidAuthenticationWhenDeny) {
        Context context = request.getContext();
        if (context != null && context.getPreemptiveAuthentication()) {
            if (request.getCoyoteRequest().getMimeHeaders().getValue("authorization") == null) {
                request.getCoyoteRequest().getMimeHeaders().addValue("authorization").setString("invalid");
            }
            getNext().invoke(request, response);
            return;
        }
    }
    response.sendError(denyStatus);
}
 

/**
 * {@inheritDoc}
 *
 * <p>If the manager contain a store, use it to persist the session at the end of the request.</p>
 */
@Override
public void invoke(Request request, Response response) throws IOException, ServletException {

  log.debug("Processing request with session:" + request.getRequestedSessionId());

  getNext().invoke(request, response);

  Context context = request.getContext();
  Manager manager = context.getManager();

  Session session = request.getSessionInternal(false);
  if (session != null && !isUriExcluded(request.getRequestURI())) {
    log.debug("Persisting session with id: " + session.getId());
    session.access();
    session.endAccess();

    if (manager instanceof StoreManager) {
      StoreManager storeManager = (StoreManager) manager;
      storeManager.getStore().save(session);
      storeManager.removeSuper(session);
    } else {
      log.error("In order to persist the session the manager must implement StoreManager");
    }
  } else {
    log.debug("Session not persisted (Non existent or the URI is ignored)");
  }

}
 

/**
 * Log the interesting request parameters, invoke the next Valve in the
 * sequence, and log the interesting response parameters.
 *
 * @param request The servlet request to be processed
 * @param response The servlet response to be created
 *
 * @exception IOException if an input/output error occurs
 * @exception ServletException if a servlet error occurs
 */
@Override
public void invoke(Request request, Response response)
    throws IOException, ServletException
{
    long totalstart = 0;

    //this happens before the request
    if(doStatistics()) {
        totalstart = System.currentTimeMillis();
    }
    if (primaryIndicator) {
        createPrimaryIndicator(request) ;
    }
    Context context = request.getContext();
    boolean isCrossContext = context != null
            && context instanceof StandardContext
            && ((StandardContext) context).getCrossContext();
    try {
        if(isCrossContext) {
            if(log.isDebugEnabled()) {
                log.debug(sm.getString("ReplicationValve.crossContext.add"));
            }
            //FIXME add Pool of Arraylists
            crossContextSessions.set(new ArrayList<DeltaSession>());
        }
        getNext().invoke(request, response);
        if(context != null && cluster != null
                && context.getManager() instanceof ClusterManager) {
            ClusterManager clusterManager = (ClusterManager) context.getManager();

            // valve cluster can access manager - other cluster handle replication
            // at host level - hopefully!
            if(cluster.getManager(clusterManager.getName()) == null) {
                return ;
            }
            if(cluster.hasMembers()) {
                sendReplicationMessage(request, totalstart, isCrossContext, clusterManager);
            } else {
                resetReplicationRequest(request,isCrossContext);
            }
        }
    } finally {
        // Array must be remove: Current master request send endAccess at recycle.
        // Don't register this request session again!
        if(isCrossContext) {
            if(log.isDebugEnabled()) {
                log.debug(sm.getString("ReplicationValve.crossContext.remove"));
            }
            // crossContextSessions.remove() only exist at Java 5
            // register ArrayList at a pool
            crossContextSessions.set(null);
        }
    }
}
 

public ApplicationPushBuilder(Request catalinaRequest, HttpServletRequest request) {

        baseRequest = request;
        this.catalinaRequest = catalinaRequest;
        coyoteRequest = catalinaRequest.getCoyoteRequest();

        // Populate the initial list of HTTP headers
        Enumeration<String> headerNames = request.getHeaderNames();
        while (headerNames.hasMoreElements()) {
            String headerName = headerNames.nextElement();
            List<String> values = new ArrayList<>();
            headers.put(headerName, values);
            Enumeration<String> headerValues = request.getHeaders(headerName);
            while (headerValues.hasMoreElements()) {
                values.add(headerValues.nextElement());
            }
        }

        // Remove the headers
        headers.remove("if-match");
        headers.remove("if-none-match");
        headers.remove("if-modified-since");
        headers.remove("if-unmodified-since");
        headers.remove("if-range");
        headers.remove("range");
        headers.remove("expect");
        headers.remove("authorization");
        headers.remove("referer");
        // Also remove the cookie header since it will be regenerated
        headers.remove("cookie");

        // set the referer header
        StringBuffer referer = request.getRequestURL();
        if (request.getQueryString() != null) {
            referer.append('?');
            referer.append(request.getQueryString());
        }
        addHeader("referer", referer.toString());

        // Session
        Context context = catalinaRequest.getContext();
        sessionCookieName = SessionConfig.getSessionCookieName(context);
        sessionPathParameterName = SessionConfig.getSessionUriParamName(context);

        HttpSession session = request.getSession(false);
        if (session != null) {
            sessionId = session.getId();
        }
        if (sessionId == null) {
            sessionId = request.getRequestedSessionId();
        }
        if (!request.isRequestedSessionIdFromCookie() && !request.isRequestedSessionIdFromURL() &&
                sessionId != null) {
            Set<SessionTrackingMode> sessionTrackingModes =
                    request.getServletContext().getEffectiveSessionTrackingModes();
            addSessionCookie = sessionTrackingModes.contains(SessionTrackingMode.COOKIE);
            addSessionPathParameter = sessionTrackingModes.contains(SessionTrackingMode.URL);
        } else {
            addSessionCookie = request.isRequestedSessionIdFromCookie();
            addSessionPathParameter = request.isRequestedSessionIdFromURL();
        }

        // Cookies
        if (request.getCookies() != null) {
            for (Cookie requestCookie : request.getCookies()) {
                cookies.add(requestCookie);
            }
        }
        for (Cookie responseCookie : catalinaRequest.getResponse().getCookies()) {
            if (responseCookie.getMaxAge() < 0) {
                // Path information not available so can only remove based on
                // name.
                Iterator<Cookie> cookieIterator = cookies.iterator();
                while (cookieIterator.hasNext()) {
                    Cookie cookie = cookieIterator.next();
                    if (cookie.getName().equals(responseCookie.getName())) {
                        cookieIterator.remove();
                    }
                }
            } else {
                cookies.add(new Cookie(responseCookie.getName(), responseCookie.getValue()));
            }
        }
        List<String> cookieValues = new ArrayList<>(1);
        cookieValues.add(generateCookieHeader(cookies,
                catalinaRequest.getContext().getCookieProcessor()));
        headers.put("cookie", cookieValues);

        // Authentication
        if (catalinaRequest.getPrincipal() != null) {
            if ((session == null) || catalinaRequest.getSessionInternal(false).getPrincipal() == null
                    || !(context.getAuthenticator() instanceof AuthenticatorBase)
                    || !((AuthenticatorBase) context.getAuthenticator()).getCache()) {
                // Set a username only if there is no session cache for the principal
                userName = catalinaRequest.getPrincipal().getName();
            }
            setHeader("authorization", "x-push");
        }
    }
 

/**
 * Log the interesting request parameters, invoke the next Valve in the
 * sequence, and log the interesting response parameters.
 *
 * @param request The servlet request to be processed
 * @param response The servlet response to be created
 *
 * @exception IOException if an input/output error occurs
 * @exception ServletException if a servlet error occurs
 */
@Override
public void invoke(Request request, Response response)
    throws IOException, ServletException
{
    long totalstart = 0;

    //this happens before the request
    if(doStatistics()) {
        totalstart = System.currentTimeMillis();
    }
    if (primaryIndicator) {
        createPrimaryIndicator(request) ;
    }
    Context context = request.getContext();
    boolean isCrossContext = context != null
            && context instanceof StandardContext
            && ((StandardContext) context).getCrossContext();
    try {
        if(isCrossContext) {
            if(log.isDebugEnabled())
                log.debug(sm.getString("ReplicationValve.crossContext.add"));
            //FIXME add Pool of Arraylists
            crossContextSessions.set(new ArrayList<DeltaSession>());
        }
        getNext().invoke(request, response);
        if(context != null && cluster != null
                && context.getManager() instanceof ClusterManager) {
            ClusterManager clusterManager = (ClusterManager) context.getManager();

            // valve cluster can access manager - other cluster handle replication 
            // at host level - hopefully!
            if(cluster.getManager(clusterManager.getName()) == null)
                return ;
            if(cluster.hasMembers()) {
                sendReplicationMessage(request, totalstart, isCrossContext, clusterManager, cluster);
            } else {
                resetReplicationRequest(request,isCrossContext);
            }        
        }
    } finally {
        // Array must be remove: Current master request send endAccess at recycle. 
        // Don't register this request session again!
        if(isCrossContext) {
            if(log.isDebugEnabled())
                log.debug(sm.getString("ReplicationValve.crossContext.remove"));
            // crossContextSessions.remove() only exist at Java 5
            // register ArrayList at a pool
            crossContextSessions.set(null);
        }
    }
}
 

/**
 * Log the interesting request parameters, invoke the next Valve in the
 * sequence, and log the interesting response parameters.
 *
 * @param request The servlet request to be processed
 * @param response The servlet response to be created
 *
 * @exception IOException if an input/output error occurs
 * @exception ServletException if a servlet error occurs
 */
@Override
public void invoke(Request request, Response response)
    throws IOException, ServletException
{
    long totalstart = 0;

    //this happens before the request
    if(doStatistics()) {
        totalstart = System.currentTimeMillis();
    }
    if (primaryIndicator) {
        createPrimaryIndicator(request) ;
    }
    Context context = request.getContext();
    boolean isCrossContext = context != null
            && context instanceof StandardContext
            && ((StandardContext) context).getCrossContext();
    try {
        if(isCrossContext) {
            if(log.isDebugEnabled())
                log.debug(sm.getString("ReplicationValve.crossContext.add"));
            //FIXME add Pool of Arraylists
            crossContextSessions.set(new ArrayList<DeltaSession>());
        }
        getNext().invoke(request, response);
        if(context != null && cluster != null
                && context.getManager() instanceof ClusterManager) {
            ClusterManager clusterManager = (ClusterManager) context.getManager();

            // valve cluster can access manager - other cluster handle replication 
            // at host level - hopefully!
            if(cluster.getManager(clusterManager.getName()) == null)
                return ;
            if(cluster.hasMembers()) {
                sendReplicationMessage(request, totalstart, isCrossContext, clusterManager, cluster);
            } else {
                resetReplicationRequest(request,isCrossContext);
            }        
        }
    } finally {
        // Array must be remove: Current master request send endAccess at recycle. 
        // Don't register this request session again!
        if(isCrossContext) {
            if(log.isDebugEnabled())
                log.debug(sm.getString("ReplicationValve.crossContext.remove"));
            // crossContextSessions.remove() only exist at Java 5
            // register ArrayList at a pool
            crossContextSessions.set(null);
        }
    }
}