Example usage for javax.servlet.http HttpServletResponse setStatus

List of usage examples for javax.servlet.http HttpServletResponse setStatus

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Introduction

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

Prototype

public void setStatus(int sc);

Source Link

Document

Sets the status code for this response.

Usage

From source file:io.druid.server.AsyncQueryForwardingServlet.java

private static void handleException(HttpServletResponse response, ObjectMapper objectMapper,
        Exception exception) throws IOException {
    if (!response.isCommitted()) {
        final String errorMessage = exception.getMessage() == null ? "null exception" : exception.getMessage();

        response.resetBuffer();//from  w ww  . j  a  v  a2s. c  o  m
        response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
        objectMapper.writeValue(response.getOutputStream(), ImmutableMap.of("error", errorMessage));
    }
    response.flushBuffer();
}

From source file:com.iorga.iraj.security.AbstractSecurityFilter.java

protected static void sendError(final int sc, final String message, final HttpServletResponse resp,
        final String debugMessage, final Throwable debugThrowableCause) throws IOException {
    if (log.isDebugEnabled()) {
        final String logMessage = "[" + sc + ":" + message + "]"
                + (debugMessage != null ? " " + debugMessage : "");
        if (debugThrowableCause != null) {
            log.debug(logMessage, debugThrowableCause);
        } else {/*  ww w. j a  va 2  s.  c  om*/
            log.debug(logMessage);
        }
    }

    resp.setStatus(sc);
    new MessagesBuilder().appendError(message).build().writeToOutputStream(resp.getOutputStream());
}

From source file:com.github.thorqin.webapi.oauth2.OAuthServer.java

public static void responseGetResourceFailed(HttpServletResponse response, OAuthError error,
        String errorDescription, String errorUri) {
    String headContent = "Bearer ";
    headContent += "error=\"" + error.toString().toLowerCase() + "\"";
    if (errorDescription != null)
        headContent += "error_description=\"" + errorDescription + "\"";
    if (errorUri != null)
        headContent += "error_uri=\"" + errorUri + "\"";
    response.setHeader("WWW-Authenticate", headContent);

    switch (error) {
    case INVALID_REQUEST:
        response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
        break;//from  w ww . j a  v  a2s. c  o  m
    case UNAUTHORIZED_CLIENT:
        response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
        break;
    case ACCESS_DENIED:
    case UNSUPPORTED_RESPONSE_TYPE:
    case INVALID_SCOPE:
        response.setStatus(HttpServletResponse.SC_FORBIDDEN);
        break;
    case SERVER_ERROR:
        response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
        break;
    case TEMPORARILY_UNAVAILABLE:
        response.setStatus(HttpServletResponse.SC_SERVICE_UNAVAILABLE);
        break;
    }
}

From source file:httpUtils.HttpUtils.java

/**
 * Parse the request headers, build the response, stream back file
 * @param request//from  w w w .jav  a 2  s  .  c  o m
 * @param response
 * @param dataStream
 * @param fileLength
 * @param fileName
 * @param fileLastModified
 * @param contentType
 * @return
 */
private static HttpServletResponse getFileAsStream(HttpServletRequest request, HttpServletResponse response,
        InputStream dataStream, long fileLength, String fileName, long fileLastModified, String contentType) {
    if (dataStream == null) {
        response.setStatus(HttpServletResponse.SC_NOT_FOUND);
        return response;
    }

    if (StringUtils.isEmpty(fileName) || fileLastModified == 0L) {
        response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
        return response;
    }

    String ifNoneMatch = request.getHeader("If-None-Match");
    if (ifNoneMatch != null && matches(ifNoneMatch, fileName)) {
        response.setHeader("ETag", fileName);
        response.setStatus(HttpServletResponse.SC_NOT_MODIFIED);
        return response;
    }

    long ifModifiedSince = request.getDateHeader("If-Modified-Since");
    if (ifNoneMatch == null && ifModifiedSince != -1 && ifModifiedSince + 1000 > fileLastModified) {
        response.setHeader("ETag", fileName);
        response.setStatus(HttpServletResponse.SC_NOT_MODIFIED);
        return response;
    }

    String ifMatch = request.getHeader("If-Match");
    if (ifMatch != null && !matches(ifMatch, fileName)) {
        response.setStatus(HttpServletResponse.SC_PRECONDITION_FAILED);
        return response;
    }

    long ifUnmodifiedSince = request.getDateHeader("If-Unmodified-Since");
    if (ifUnmodifiedSince != -1 && ifUnmodifiedSince + 1000 <= fileLastModified) {
        response.setStatus(HttpServletResponse.SC_PRECONDITION_FAILED);
        return response;
    }

    Range full = new Range(0, fileLength - 1, fileLength);
    List<Range> ranges = new ArrayList<Range>();
    String range = request.getHeader("Range");
    if (range != null) {
        if (!range.matches("^bytes=\\d*-\\d*(,\\d*-\\d*)*$")) {
            response.setHeader("Content-Range", "bytes */" + fileLength);
            response.setStatus(HttpServletResponse.SC_REQUESTED_RANGE_NOT_SATISFIABLE);
            return response;
        }

        String ifRange = request.getHeader("If-Range");
        if (ifRange != null && !ifRange.equals(fileName)) {
            try {
                long ifRangeTime = request.getDateHeader("If-Range");
                if (ifRangeTime != -1) {
                    ranges.add(full);
                }
            } catch (IllegalArgumentException ignore) {
                ranges.add(full);
            }
        }

        if (ranges.isEmpty()) {
            for (String part : range.substring(6).split(",")) {
                // Assuming a file with length of 100, the following
                // examples returns bytes at:
                // 50-80 (50 to 80), 40- (40 to length=100), -20
                // (length-20=80 to length=100).
                long start = sublong(part, 0, part.indexOf("-"));
                long end = sublong(part, part.indexOf("-") + 1, part.length());

                if (start == -1) {
                    start = fileLength - end;
                    end = fileLength - 1;
                } else if (end == -1 || end > fileLength - 1) {
                    end = fileLength - 1;
                }

                // Check if Range is syntactically valid. If not, then
                // return 416.
                if (start > end) {
                    response.setHeader("Content-Range", "bytes */" + fileLength); // Required
                    // in
                    // 416.
                    response.setStatus(HttpServletResponse.SC_REQUESTED_RANGE_NOT_SATISFIABLE);
                    return response;
                }

                // Add range.
                ranges.add(new Range(start, end, fileLength));
            }
        }
    }

    // Get content type by file name and set content disposition.
    String disposition = "inline";

    // If content type is unknown, then set the default value.
    // For all content types, see:
    // http://www.w3schools.com/media/media_mimeref.asp
    // To add new content types, add new mime-mapping entry in web.xml.
    if (contentType == null) {
        contentType = "application/octet-stream";
    } else if (!contentType.startsWith("image")) {
        // Else, expect for images, determine content disposition. If
        // content type is supported by
        // the browser, then set to inline, else attachment which will pop a
        // 'save as' dialogue.
        String accept = request.getHeader("Accept");
        disposition = accept != null && accepts(accept, contentType) ? "inline" : "attachment";
    }

    // Initialize response.
    response.reset();
    response.setBufferSize(HttpUtils.DEFAULT_BUFFER_SIZE);
    response.setHeader("Content-Disposition", disposition + ";filename=\"" + fileName + "\"");
    response.setHeader("Accept-Ranges", "bytes");
    response.setHeader("ETag", fileName);
    response.setDateHeader("Last-Modified", fileLastModified);
    response.setDateHeader("Expires", System.currentTimeMillis() + HttpUtils.DEFAULT_EXPIRE_TIME);

    // Send requested file (part(s)) to client
    // ------------------------------------------------

    // Prepare streams.
    InputStream input = null;
    OutputStream output = null;

    try {
        // Open streams.
        input = new BufferedInputStream(dataStream);
        output = response.getOutputStream();

        if (ranges.isEmpty() || ranges.get(0) == full) {

            // Return full file.
            Range r = full;
            response.setContentType(contentType);
            response.setHeader("Content-Range", "bytes " + r.start + "-" + r.end + "/" + r.total);
            response.setHeader("Content-Length", String.valueOf(r.length));
            copy(input, output, fileLength, r.start, r.length);

        } else if (ranges.size() == 1) {

            // Return single part of file.
            Range r = ranges.get(0);
            response.setContentType(contentType);
            response.setHeader("Content-Range", "bytes " + r.start + "-" + r.end + "/" + r.total);
            response.setHeader("Content-Length", String.valueOf(r.length));
            response.setStatus(HttpServletResponse.SC_PARTIAL_CONTENT); // 206.

            // Copy single part range.
            copy(input, output, fileLength, r.start, r.length);

        } else {

            // Return multiple parts of file.
            response.setContentType("multipart/byteranges; boundary=" + HttpUtils.MULTIPART_BOUNDARY);
            response.setStatus(HttpServletResponse.SC_PARTIAL_CONTENT); // 206.

            // Cast back to ServletOutputStream to get the easy println
            // methods.
            ServletOutputStream sos = (ServletOutputStream) output;

            // Copy multi part range.
            for (Range r : ranges) {
                // Add multipart boundary and header fields for every range.
                sos.println();
                sos.println("--" + HttpUtils.MULTIPART_BOUNDARY);
                sos.println("Content-Type: " + contentType);
                sos.println("Content-Range: bytes " + r.start + "-" + r.end + "/" + r.total);

                // Copy single part range of multi part range.
                copy(input, output, fileLength, r.start, r.length);
            }

            // End with multipart boundary.
            sos.println();
            sos.println("--" + HttpUtils.MULTIPART_BOUNDARY + "--");
        }
    } catch (Exception e) {
        log.error("get file as stream failed", e);
    } finally {
        // Gently close streams.
        close(output);
        close(input);
        close(dataStream);
    }
    return response;
}

From source file:org.ambraproject.wombat.controller.WombatController.java

/**
 * If any validation errors from a form are present, set them up to be rendered.
 * <p>/* w  w w  . ja v a2s. c  om*/
 * If this method returns {@code true}, it generally means that the calling controller should halt and render a page
 * displaying the validation messages.
 *
 * @param response             the response
 * @param model                the model
 * @param validationErrorNames attribute names for present validation errors
 * @return {@code true} if a validation error is present
 */
protected static boolean applyValidation(HttpServletResponse response, Model model,
        Collection<String> validationErrorNames) {
    if (validationErrorNames.isEmpty())
        return false;

    /*
     * Presently, it is assumed that all validation error messages in FreeMarker use a simple presence/absence check
     * with the '??' operator. The value 'true' is just a placeholder. If any validation error messages require more
     * specific values, they must be added to the model separately. Refactor this method if that happens too often.
     */
    validationErrorNames.forEach(error -> model.addAttribute(error, true));

    response.setStatus(HttpStatus.BAD_REQUEST.value());
    return true;
}

From source file:org.openmrs.module.webservices.rest.web.RestUtil.java

/**
 * Sets the HTTP status on the response to no content, and returns an empty value, suitable for
 * returning from a @ResponseBody annotated Spring controller method.
 * //from   w w  w  . j a  v  a 2s  . co  m
 * @param response
 * @return
 */
public static Object noContent(HttpServletResponse response) {
    response.setStatus(HttpServletResponse.SC_NO_CONTENT);
    return "";
}

From source file:org.openmrs.module.webservices.rest.web.RestUtil.java

/**
 * Sets the HTTP status for CREATED and (if 'created' has a uri) the Location header attribute
 * //from  w w  w  .  j a  v  a2s .c  o m
 * @param response
 * @param created
 * @return the object passed in
 */
public static Object created(HttpServletResponse response, Object created) {
    response.setStatus(HttpServletResponse.SC_CREATED);
    try {
        String uri = (String) PropertyUtils.getProperty(created, "uri");
        response.addHeader("Location", uri);
    } catch (Exception ex) {
    }
    return created;
}

From source file:org.openmrs.module.webservices.rest.web.RestUtil.java

/**
 * Sets the HTTP status for UPDATED and (if 'updated' has a uri) the Location header attribute
 * //from   www  .  j av a  2 s  . c  om
 * @param response
 * @param updated
 * @return the object passed in
 */
public static Object updated(HttpServletResponse response, Object updated) {
    response.setStatus(HttpServletResponse.SC_OK);
    try {
        String uri = (String) PropertyUtils.getProperty(updated, "uri");
        response.addHeader("Location", uri);
    } catch (Exception ex) {
    }
    return updated;
}

From source file:org.ngrinder.script.controller.DavSvnController.java

/**
 * Handler for error./*from   www.  j  av  a  2s  .  c om*/
 * 
 * @param error
 *            error occurred
 * @param servletResponse
 *            response
 * @throws IOException
 *             occurs when IO has problem
 */
public static void handleError(DAVException error, HttpServletResponse servletResponse) throws IOException {
    SVNDebugLog.getDefaultLog().logFine(SVNLogType.NETWORK, error);
    DAVResponse response = error.getResponse();
    if (response == null) {
        DAVException stackErr = error;
        while (stackErr != null && stackErr.getTagName() == null) {
            stackErr = stackErr.getPreviousException();
        }

        if (stackErr != null && stackErr.getTagName() != null) {
            servletResponse.setContentType(XML_CONTENT_TYPE);
            servletResponse.setStatus(stackErr.getResponseCode());

            StringBuffer errorMessageBuffer = new StringBuffer();
            SVNXMLUtil.addXMLHeader(errorMessageBuffer);
            errorMessageBuffer.append('\n');
            errorMessageBuffer.append("<D:error xmlns:D=\"DAV:\"");

            if (stackErr.getMessage() != null) {
                errorMessageBuffer.append(" xmlns:m=\"http://apache.org/dav/xmlns\"");
            }

            if (stackErr.getNameSpace() != null) {
                errorMessageBuffer.append(" xmlns:C=\"");
                errorMessageBuffer.append(stackErr.getNameSpace());
                errorMessageBuffer.append("\">\n<C:");
                errorMessageBuffer.append(stackErr.getTagName());
                errorMessageBuffer.append("/>");
            } else {
                errorMessageBuffer.append(">\n<D:");
                errorMessageBuffer.append(stackErr.getTagName());
                errorMessageBuffer.append("/>");
            }

            if (stackErr.getMessage() != null) {
                errorMessageBuffer.append("<m:human-readable errcode=\"");
                errorMessageBuffer.append(stackErr.getErrorID());
                errorMessageBuffer.append("\">\n");
                errorMessageBuffer.append(SVNEncodingUtil.xmlEncodeCDATA(stackErr.getMessage()));
                errorMessageBuffer.append('\n');
                errorMessageBuffer.append("</m:human-readable>\n");
            }
            errorMessageBuffer.append("</D:error>\n");
            servletResponse.getWriter().print(errorMessageBuffer.toString());
            SVNDebugLog.getDefaultLog().logFine(SVNLogType.NETWORK, errorMessageBuffer.toString());
            return;
        }
        servletResponse.setStatus(error.getResponseCode());
        return;
    }

    DAVXMLUtil.sendMultiStatus(response, servletResponse, error.getResponseCode(), null);
}

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   w w w .java  2  s. 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);
    }
}