Example usage for javax.servlet.http HttpServletResponse sendError

Introduction

In this page you can find the example usage for javax.servlet.http HttpServletResponse sendError.

Prototype

public void sendError(int sc, String msg) throws IOException;

Source Link

Document

Sends an error response to the client using the specified status and clears the buffer.

Usage

From source file:com.zimbra.cs.servlet.ZimbraServlet.java

public static void proxyServletRequest(HttpServletRequest req, HttpServletResponse resp, String accountId)
        throws IOException, ServiceException {
    Provisioning prov = Provisioning.getInstance();
    Account acct = prov.get(AccountBy.id, accountId);
    if (acct == null) {
        resp.sendError(HttpServletResponse.SC_BAD_REQUEST, "no such user");
        return;//from   w  w  w.j a v a  2  s  .  c  o  m
    }
    proxyServletRequest(req, resp, prov.getServer(acct), null);
}

From source file:com.zimbra.cs.servlet.util.AuthUtil.java

/**
 * If returns null, then resp.sendError has been called.
 *//*from ww w . jav a2s  .com*/
public static Account basicAuthRequest(HttpServletRequest req, HttpServletResponse resp, boolean sendChallenge,
        boolean isDav) throws IOException, ServiceException {
    try {
        return basicAuthRequest(req, !sendChallenge, isDav);
    } catch (UserServletException e) {
        if (e.getHttpStatusCode() == HttpServletResponse.SC_UNAUTHORIZED) {
            if (sendChallenge) {
                resp.addHeader(WWW_AUTHENTICATE_HEADER, getRealmHeader(req, null));
                resp.sendError(e.getHttpStatusCode(), e.getMessage());
            }
        } else {
            resp.sendError(e.getHttpStatusCode(), e.getMessage());
        }
        return null;
    }
}

From source file:com.fluidops.iwb.server.HybridSearchServlet.java

/**
 * Send the specified error message to the client (if the connection is
 * still open).//  ww w  .ja  v a2 s.c  o  m
 * 
 * @param resp
 * @param errorCode
 * @param message
 */
protected static void error(HttpServletResponse resp, int errorCode, String message) {

    try {
        log.info("Error (" + errorCode + "): " + message);
        if (!resp.isCommitted())
            resp.sendError(errorCode, message);
    } catch (IllegalStateException e) {
        // should never occur
        log.warn("Error message could not be send. Stream is committed: " + message);
    } catch (IOException e) {
        log.error("Error message could not be sent", e);
    }
}

From source file:com.adito.vfs.webdav.DAVServlet.java

protected static AuthenticationScheme configureAuthenticationScheme(HttpServletRequest request,
        HttpServletResponse response) throws IOException {
    AuthenticationScheme seq = AuthenticationModuleManager.getInstance()
            .getSchemeForAuthenticationModuleInUse(WebDAVAuthenticationModule.MODULE_NAME);
    if (seq == null || !seq.getEnabled()) {
        log.error(//from   w  ww  .j a  v a2  s. c  o  m
                "User cannot authenticate via WebDAV using only HTTP BASIC authentication as the current policy does not allow this.");
        response.sendError(DAVStatus.SC_FORBIDDEN,
                "You cannot authenticate via WebDAV using only HTTP BASIC authentication as the current policy does not allow this.");
        return seq;
    }
    seq.addModule(WebDAVAuthenticationModule.MODULE_NAME);
    try {
        seq.init(request.getSession());
    } catch (Exception e) {
        IOException ioe = new IOException("Failed to authentication scheme.");
        ioe.initCause(e);
        throw ioe;
    }
    seq.nextAuthenticationModule();
    request.getSession().setAttribute(Constants.AUTH_SENT, Boolean.TRUE);
    request.getSession().setAttribute(Constants.AUTH_SESSION, seq);
    return seq;
}

From source file:com.example.notes.RestNotesControllerAdvice.java

@ExceptionHandler(ResourceDoesNotExistException.class)
public void handleResourceDoesNotExistException(ResourceDoesNotExistException ex, HttpServletRequest request,
        HttpServletResponse response) throws IOException {
    response.sendError(HttpStatus.NOT_FOUND.value(),
            "The resource '" + request.getRequestURI() + "' does not exist");
}

From source file:eu.trentorise.game.api.rest.ExceptionHandler.java

@org.springframework.web.bind.annotation.ExceptionHandler(IllegalArgumentException.class)
public void handleIllegalArgument(HttpServletResponse res, Exception e) throws IOException {
    res.sendError(HttpServletResponse.SC_BAD_REQUEST, e.getMessage());
}

From source file:eu.trentorise.game.api.rest.ExceptionHandler.java

@org.springframework.web.bind.annotation.ExceptionHandler(ResourceNotFoundException.class)
public void handleResourceNotFound(HttpServletResponse res, Exception e) throws IOException {
    res.sendError(HttpServletResponse.SC_NOT_FOUND, e.getMessage());
}

From source file:org.sharetask.web.authentication.Http401UnauthenticatedEntryPoint.java

/**
 * Always returns a 401 error code to the client.
 *///www  .  ja  v a 2s .c  o m
@Override
public void commence(final HttpServletRequest request, final HttpServletResponse response,
        final AuthenticationException arg2) throws IOException, ServletException {
    log.debug("Pre-authenticated entry point called. Rejecting access");
    final HttpServletResponse httpResponse = response;
    httpResponse.sendError(HttpServletResponse.SC_UNAUTHORIZED, "Unauthenticated request");
}

From source file:com.xpn.xwiki.user.impl.xwiki.MyBasicAuthenticator.java

public static void showLogin(HttpServletRequest request, HttpServletResponse response, String realmName)
        throws IOException {
    // save this request
    SecurityFilter.saveRequestInformation(request);

    // determine the number of login attempts
    int loginAttempts;
    if (request.getSession().getAttribute(LOGIN_ATTEMPTS) != null) {
        loginAttempts = ((Integer) request.getSession().getAttribute(LOGIN_ATTEMPTS)).intValue();
        loginAttempts += 1;/*from  ww  w  .j  av  a2s .  c o  m*/
    } else {
        loginAttempts = 1;
    }
    request.getSession().setAttribute(LOGIN_ATTEMPTS, new Integer(loginAttempts));

    if (loginAttempts <= MAX_ATTEMPTS) {
        response.setHeader("WWW-Authenticate", "BASIC realm=\"" + realmName + "\"");
        response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
    } else {
        request.getSession().removeAttribute(LOGIN_ATTEMPTS);
        response.sendError(HttpServletResponse.SC_UNAUTHORIZED, LOGIN_FAILED_MESSAGE);
    }
}

From source file:com.example.notes.RestNotesControllerAdvice.java

@ExceptionHandler(IllegalArgumentException.class)
public void handleIllegalArgumentException(IllegalArgumentException ex, HttpServletResponse response)
        throws IOException {
    response.sendError(HttpStatus.BAD_REQUEST.value(), ex.getMessage());
}