Examples with Context org.apache.catalina.Context used on opensource projects

Example 91 with Context

use of org.apache.catalina.Context in project tomcat by apache.

the class Request method doGetSession.

// ------------------------------------------------------ Protected Methods
protected Session doGetSession(boolean create) {
    // There cannot be a session if no context has been assigned yet
    Context context = getContext();
    if (context == null) {
        return (null);
    }
    // Return the current session if it exists and is valid
    if ((session != null) && !session.isValid()) {
        session = null;
    }
    if (session != null) {
        return (session);
    }
    // Return the requested session if it exists and is valid
    Manager manager = context.getManager();
    if (manager == null) {
        // Sessions are not supported
        return (null);
    }
    if (requestedSessionId != null) {
        try {
            session = manager.findSession(requestedSessionId);
        } catch (IOException e) {
            session = null;
        }
        if ((session != null) && !session.isValid()) {
            session = null;
        }
        if (session != null) {
            session.access();
            return (session);
        }
    }
    // Create a new session if requested and the response is not committed
    if (!create) {
        return (null);
    }
    if (response != null && context.getServletContext().getEffectiveSessionTrackingModes().contains(SessionTrackingMode.COOKIE) && response.getResponse().isCommitted()) {
        throw new IllegalStateException(sm.getString("coyoteRequest.sessionCreateCommitted"));
    }
    // Re-use session IDs provided by the client in very limited
    // circumstances.
    String sessionId = getRequestedSessionId();
    if (requestedSessionSSL) {
    // If the session ID has been obtained from the SSL handshake then
    // use it.
    } else if (("/".equals(context.getSessionCookiePath()) && isRequestedSessionIdFromCookie())) {
        /* This is the common(ish) use case: using the same session ID with
             * multiple web applications on the same host. Typically this is
             * used by Portlet implementations. It only works if sessions are
             * tracked via cookies. The cookie must have a path of "/" else it
             * won't be provided for requests to all web applications.
             *
             * Any session ID provided by the client should be for a session
             * that already exists somewhere on the host. Check if the context
             * is configured for this to be confirmed.
             */
        if (context.getValidateClientProvidedNewSessionId()) {
            boolean found = false;
            for (Container container : getHost().findChildren()) {
                Manager m = ((Context) container).getManager();
                if (m != null) {
                    try {
                        if (m.findSession(sessionId) != null) {
                            found = true;
                            break;
                        }
                    } catch (IOException e) {
                    // Ignore. Problems with this manager will be
                    // handled elsewhere.
                    }
                }
            }
            if (!found) {
                sessionId = null;
            }
        }
    } else {
        sessionId = null;
    }
    session = manager.createSession(sessionId);
    // Creating a new session cookie based on that session
    if (session != null && context.getServletContext().getEffectiveSessionTrackingModes().contains(SessionTrackingMode.COOKIE)) {
        Cookie cookie = ApplicationSessionCookieConfig.createSessionCookie(context, session.getIdInternal(), isSecure());
        response.addSessionCookieInternal(cookie);
    }
    if (session == null) {
        return null;
    }
    session.access();
    return session;
}

Example 92 with Context

use of org.apache.catalina.Context in project tomcat by apache.

the class Request method login.

/**
     * {@inheritDoc}
     */
@Override
public void login(String username, String password) throws ServletException {
    if (getAuthType() != null || getRemoteUser() != null || getUserPrincipal() != null) {
        throw new ServletException(sm.getString("coyoteRequest.alreadyAuthenticated"));
    }
    Context context = getContext();
    if (context.getAuthenticator() == null) {
        throw new ServletException("no authenticator");
    }
    context.getAuthenticator().login(username, password, this);
}

Example 93 with Context

use of org.apache.catalina.Context in project tomcat by apache.

the class Request method notifyAttributeRemoved.

/**
     * Notify interested listeners that attribute has been removed.
     *
     * @param name Attribute name
     * @param value Attribute value
     */
private void notifyAttributeRemoved(String name, Object value) {
    Context context = getContext();
    Object[] listeners = context.getApplicationEventListeners();
    if ((listeners == null) || (listeners.length == 0)) {
        return;
    }
    ServletRequestAttributeEvent event = new ServletRequestAttributeEvent(context.getServletContext(), getRequest(), name, value);
    for (int i = 0; i < listeners.length; i++) {
        if (!(listeners[i] instanceof ServletRequestAttributeListener)) {
            continue;
        }
        ServletRequestAttributeListener listener = (ServletRequestAttributeListener) listeners[i];
        try {
            listener.attributeRemoved(event);
        } catch (Throwable t) {
            ExceptionUtils.handleThrowable(t);
            // Error valve will pick this exception up and display it to user
            attributes.put(RequestDispatcher.ERROR_EXCEPTION, t);
            context.getLogger().error(sm.getString("coyoteRequest.attributeEvent"), t);
        }
    }
}

Example 94 with Context

use of org.apache.catalina.Context in project tomcat by apache.

the class WebappLoader method setContext.

@Override
public void setContext(Context context) {
    if (this.context == context) {
        return;
    }
    if (getState().isAvailable()) {
        throw new IllegalStateException(sm.getString("webappLoader.setContext.ise"));
    }
    // Deregister from the old Context (if any)
    if (this.context != null) {
        this.context.removePropertyChangeListener(this);
    }
    // Process this property change
    Context oldContext = this.context;
    this.context = context;
    support.firePropertyChange("context", oldContext, this.context);
    // Register with the new Container (if any)
    if (this.context != null) {
        setReloadable(this.context.getReloadable());
        this.context.addPropertyChangeListener(this);
    }
}

Example 95 with Context

use of org.apache.catalina.Context in project tomcat by apache.

the class ContextMBean method findApplicationParameters.

/**
     * Return the set of application parameters for this application.
     * @return a string array with a representation of each parameter
     * @throws MBeanException propagated from the managed resource access
     */
public String[] findApplicationParameters() throws MBeanException {
    Context context = doGetManagedResource();
    ApplicationParameter[] params = context.findApplicationParameters();
    String[] stringParams = new String[params.length];
    for (int counter = 0; counter < params.length; counter++) {
        stringParams[counter] = params[counter].toString();
    }
    return stringParams;
}