Example usage for javax.servlet.http HttpServletResponse addHeader

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

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  4. javax.servlet.http.*
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  6. addHeader

Introduction

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

Prototype

public void addHeader(String name, String value);

Source Link

Document

Adds a response header with the given name and value.

Usage

From source file:com.feilong.controller.DownloadController.java

public void downloadLocal(HttpServletResponse response) throws FileNotFoundException {
    // //w  w  w. j a  v a2 s. c o  m
    String fileName = "Operator.doc".toString(); // ???
    // ?
    InputStream inStream = new FileInputStream("c:/Operator.doc");// 
    // ?
    response.reset();
    response.setContentType("bin");
    response.addHeader("Content-Disposition", "attachment; filename=\"" + fileName + "\"");
    // ???
    byte[] b = new byte[100];
    int len;
    try {
        while ((len = inStream.read(b)) > 0)
            response.getOutputStream().write(b, 0, len);
        inStream.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:com.mec.Services.JWTService.java

public void addAuthentication(HttpServletResponse res, String username) {
    //System.out.println("TokenAuthenticationService addAuth");
    try {/*w  w w .ja v  a2  s.  com*/
        res.setHeader("Date", DateUtils.formatterTime.format(LocalDateTime.now()));
        Date expires = new Date(System.currentTimeMillis() + EXPIRATIONTIME);
        String token = JWT.create().withSubject(username).withIssuer("MEC").withExpiresAt(expires)
                .sign(algorithm);
        res.addHeader(HEADER_STRING, TOKEN_PREFIX + " " + token);
        res.addHeader("Content-Type", "application/json");
        res.setHeader("Expires", DateUtils.formatterTime.format(DateUtils.asLocalDateTime(expires)));
        try {
            JSONObject json = new JSONObject("{\"token\":\"" + token + "\",\"expires\":\""
                    + DateUtils.formatterTime.format(DateUtils.asLocalDateTime(expires)) + "\"}");
            json.write(res.getWriter());
        } catch (JSONException ex) {
            Logger.getLogger(JWTService.class.getName()).log(Level.SEVERE, null, ex);
        } catch (IOException ex) {
            Logger.getLogger(JWTService.class.getName()).log(Level.SEVERE, null, ex);
        }
    } catch (JWTCreationException exception) {
        System.out.println("JWTCreationException " + exception.toString());
        try {
            JSONObject json = new JSONObject("{\"token\":\"" + exception.toString() + "\"}");
            json.write(res.getWriter());
        } catch (JSONException ex) {
            Logger.getLogger(JWTService.class.getName()).log(Level.SEVERE, null, ex);
        } catch (IOException ex) {
            Logger.getLogger(JWTService.class.getName()).log(Level.SEVERE, null, ex);
        } /*finally{
          throw new JWTCreationException(exception.toString(), exception.getCause());/*finally{
          throw new JWTCreationException(exception.toString(), exception.getCause());
          }*/
    }
}

From source file:org.openmrs.module.hl7query.web.controller.BaseHL7QueryController.java

@ExceptionHandler(APIAuthenticationException.class)
@ResponseBody// w w  w .  j  a v a 2s . co m
public AuthenticationErrorObject apiAuthenticationExceptionHandler(Exception ex, HttpServletResponse response)
        throws Exception {
    if (Context.isAuthenticated()) {
        // user is logged in but doesn't have the relevant privilege -> 403 FORBIDDEN
        errorCode = HttpServletResponse.SC_FORBIDDEN;
        errorDetail = "User is logged in but doesn't have the relevant privilege";
    } else {
        // user is not logged in -> 401 UNAUTHORIZED
        errorCode = HttpServletResponse.SC_UNAUTHORIZED;
        errorDetail = "User is not logged in";
        response.addHeader("WWW-Authenticate", "Basic realm=\"OpenMRS at " + HL7QueryConstants.URI_PREFIX);
    }
    response.setStatus(errorCode);
    return ExceptionUtil.wrapErrorResponse(ex, errorDetail);
}

From source file:fr.xebia.servlet.filter.ExpiresFilterTest.java

@Test
public void testUseDefaultConfiguration2() throws Exception {
    HttpServlet servlet = new HttpServlet() {
        private static final long serialVersionUID = 1L;

        @Override/*from  ww w .ja  va2 s.  com*/
        protected void service(HttpServletRequest request, HttpServletResponse response)
                throws ServletException, IOException {
            response.setContentType("image/jpeg");
            response.addHeader("Cache-Control", "private");

            response.getWriter().print("Hello world");
        }
    };

    int expectedMaxAgeInSeconds = 1 * 60;

    validate(servlet, expectedMaxAgeInSeconds);
}

From source file:nl.surfnet.coin.mock.MockHandler.java

/**
 * @param response/*w w  w  .ja v  a  2s  .  co  m*/
 */
private void addContentHeader(HttpServletResponse response) {
    String contentType;
    String description = responseResource[0].getDescription();
    // poor man's solution, but it works for most Resource implementation
    if (description.contains("json")) {
        contentType = "application/json";
    } else if (description.contains("xml")) {
        contentType = "text/xml";
    } else {
        contentType = "text/html";
    }
    response.addHeader("Content-Type", contentType);

}

From source file:net.groupbuy.interceptor.TokenInterceptor.java

@Override
public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler)
        throws Exception {
    String token = WebUtils.getCookie(request, TOKEN_COOKIE_NAME);
    if (request.getMethod().equalsIgnoreCase("POST")) {
        String requestType = request.getHeader("X-Requested-With");
        if (requestType != null && requestType.equalsIgnoreCase("XMLHttpRequest")) {
            if (token != null && token.equals(request.getHeader(TOKEN_PARAMETER_NAME))) {
                return true;
            } else {
                response.addHeader("tokenStatus", "accessDenied");
            }//from   ww  w .ja v  a2  s .c  o m
        } else {
            if (token != null && token.equals(request.getParameter(TOKEN_PARAMETER_NAME))) {
                return true;
            }
        }
        if (token == null) {
            token = UUID.randomUUID().toString();
            WebUtils.addCookie(request, response, TOKEN_COOKIE_NAME, token);
        }
        response.sendError(HttpServletResponse.SC_FORBIDDEN, ERROR_MESSAGE);
        return false;
    } else {
        if (token == null) {
            token = UUID.randomUUID().toString();
            WebUtils.addCookie(request, response, TOKEN_COOKIE_NAME, token);
        }
        request.setAttribute(TOKEN_ATTRIBUTE_NAME, token);
        return true;
    }
}

From source file:com.healthcit.analytics.servlet.DataExportServlet.java

public void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    String token = request.getParameter("token");
    TOKENS_MAP.put(token, DownloadStatus.STARTED);
    String keys = request.getParameter("keys");
    if (keys != null) {
        //JSONArray ownerIdsJSON = (JSONArray)JSONSerializer.toJSON(ownerIds ) ;
        String[] ownerIdsArray = StringUtils.split(keys, ",");

        response.setContentType(Constants.JSON_CONTENT_TYPE);
        response.addHeader(Constants.CONTENT_DISPOSITION, "attachment; filename=dataExport.zip");
        response.addHeader(Constants.PRAGMA_HEADER, Constants.NO_CACHE);

        response.setHeader(Constants.CACHE_CONTROL_HEADER, Constants.NO_CACHE);
        ServletOutputStream os = response.getOutputStream();
        ZipOutputStream zos = new ZipOutputStream(os);
        //         ZipEntry entry = new ZipEntry("dataExport."+OutputFormat.JSON.toString().toLowerCase());
        ZipEntry entry = new ZipEntry("dataExport." + OutputFormat.XML.toString().toLowerCase());
        zos.putNextEntry(entry);//from  w  ww. ja  va2 s  .  c om
        //         OwnerDataManager ownerManager = new OwnerDataManager(OutputFormat.JSON);
        OwnerDataManager ownerManager = new OwnerDataManager(OutputFormat.XML);
        try {
            ownerManager.getEntitiesData(ownerIdsArray, zos);
            TOKENS_MAP.put(token, DownloadStatus.FINISHED);
        } catch (Exception e) {
            log.error(e.getMessage(), e);
            TOKENS_MAP.put(token, DownloadStatus.ERROR);
        } finally {
            zos.close();
            //            os.flush();

            //            os.close();
        }
    } else {
        TOKENS_MAP.put(token, DownloadStatus.ERROR);
    }
}

From source file:com.vmware.identity.openidconnect.server.HttpResponse.java

public void applyTo(HttpServletResponse httpServletResponse) throws SerializeException, IOException {
    Validate.notNull(httpServletResponse, "httpServletResponse");

    if (this.cookies != null) {
        for (Cookie cookie : this.cookies) {
            if (cookie != null) {
                httpServletResponse.addCookie(cookie);
            }/*  ww w .java  2s  . c  om*/
        }
    }

    if (this.headers != null) {
        for (Header header : this.headers) {
            if (header != null) {
                httpServletResponse.addHeader(header.getName(), header.getValue());
            }
        }
    }

    if (this.response != null) {
        HTTPResponse nimbusHttpResponse = this.response.toHTTPResponse(); // throws SerializeException
        nimbusHttpResponse.applyTo(httpServletResponse); // throws IOException
    }

    if (this.serverException != null) {
        ErrorObject error = this.serverException.getErrorObject();
        httpServletResponse.sendError(error.getHTTPStatusCode(),
                error.getCode() + ": " + error.getDescription());
    }
}

From source file:com.music.web.MusicController.java

private void setNotCacheable(HttpServletResponse response) {
    response.setHeader("Pragma", "no-cache");
    // HTTP 1.0 header
    response.setDateHeader("Expires", 1L);
    // HTTP 1.1 header: "no-cache" is the standard value,
    // "no-store" is necessary to prevent caching on FireFox.
    response.setHeader("Cache-Control", "no-cache");
    response.addHeader("Cache-Control", "no-store");
}

From source file:fr.xebia.servlet.filter.ExpiresFilterTest.java

@Test
public void testSkipBecauseCacheControlMaxAgeIsDefined() throws Exception {
    HttpServlet servlet = new HttpServlet() {
        private static final long serialVersionUID = 1L;

        @Override/*from   www  .  ja  v a 2  s . c o m*/
        protected void service(HttpServletRequest request, HttpServletResponse response)
                throws ServletException, IOException {
            response.setContentType("text/xml; charset=utf-8");
            response.addHeader("Cache-Control", "private, max-age=232");
            response.getWriter().print("Hello world");
        }
    };

    int expectedMaxAgeInSeconds = 232;
    validate(servlet, expectedMaxAgeInSeconds);
}