Example usage for java.io OutputStream flush

Introduction

In this page you can find the example usage for java.io OutputStream flush.

Prototype

public void flush() throws IOException

Source Link

Document

Flushes this output stream and forces any buffered output bytes to be written out.

Usage

From source file:com.adaptris.core.stubs.MockEncoder.java

public void writeMessage(AdaptrisMessage msg, Object target) throws CoreException {

    try {/*from  w ww  .j ava2 s  .  c om*/
        if (!(target instanceof OutputStream)) {
            throw new IllegalArgumentException("MockEncoder can only encode to an OutputStream");
        }
        OutputStream encodedOutput = (OutputStream) target;
        encodedOutput.write(msg.getPayload());
        encodedOutput.flush();
    } catch (Exception e) {
        throw new CoreException("Could not encode the AdaptrisMessage object", e);
    }
}

From source file:org.sakaiproject.oaai.controller.FileDownloadController.java

@RequestMapping(method = RequestMethod.POST)
public void doDownload(HttpServletRequest request, HttpServletResponse response) {
    String datedDirectory = request.getParameter("directory");
    String action = request.getParameter("action");
    String fileName = action + ".csv";
    String csvData = data.getCsvData(datedDirectory, fileName);

    response.setContentType(Constants.MIME_TYPE_CSV);
    response.setHeader("Content-Disposition", "attachment; filename='" + fileName + "'");
    try {//from w  ww.  j  av a2s. c  om
        OutputStream outputStream = response.getOutputStream();
        outputStream.write(csvData.getBytes());
        outputStream.flush();
        outputStream.close();
    } catch (Exception e) {
        log.error("Error sending CSV file to browser: " + e, e);
    }
}

From source file:com.zoonies.cinc.resources.PojoMessageBodyWriter.java

@Override
public void writeTo(Object t, Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType,
        MultivaluedMap<String, Object> httpHeaders, OutputStream entityStream)
        throws IOException, WebApplicationException {
    mapper.writeValue(entityStream, t);//w ww . j a  v  a 2  s  .c om
    entityStream.flush();
}

From source file:org.envirocar.server.rest.encoding.json.AbstractJSONMessageBodyWriter.java

@Override
public void writeTo(T t, Class<?> c, Type gt, Annotation[] a, MediaType mt, MultivaluedMap<String, Object> h,
        OutputStream out) throws IOException, WebApplicationException {
    writer.writeValue(out, encodeJSON(t, mt));
    out.flush();
}

From source file:com.utest.webservice.auth.BasicAuthAuthorizationInterceptor.java

private void close(final Message outMessage) throws IOException {
    final OutputStream os = outMessage.getContent(OutputStream.class);
    os.flush();
    os.close();//w  w w.  j a va2 s . com
}

From source file:com.sunney.eweb.config.MappingFastjson2HttpMessageConverter.java

@Override
protected void writeInternal(Object o, HttpOutputMessage outputMessage)
        throws IOException, HttpMessageNotWritableException {
    String jsonString = JSON.toJSONString(o, serializerFeature);
    OutputStream out = outputMessage.getBody();
    out.write(jsonString.getBytes(DEFAULT_CHARSET));
    out.flush();
}

From source file:com.mingsoft.weixin.util.UploadDownUtils.java

/**
 * ? ? /*from  w ww .ja v a2  s.co  m*/
 * @param access_token ??
 * @param msgType image?voice?videothumb
 * @param localFile 
 * @return
 */
@Deprecated
public static String uploadMedia(String access_token, String msgType, String localFile) {
    String media_id = null;
    String url = "http://file.api.weixin.qq.com/cgi-bin/media/upload?access_token=" + access_token + "&type="
            + msgType;
    String local_url = localFile;
    try {
        File file = new File(local_url);
        if (!file.exists() || !file.isFile()) {
            log.error("==" + local_url);
            return null;
        }
        URL urlObj = new URL(url);
        HttpURLConnection con = (HttpURLConnection) urlObj.openConnection();
        con.setRequestMethod("POST"); // Post????get?
        con.setDoInput(true);
        con.setDoOutput(true);
        con.setUseCaches(false); // post??
        // ?
        con.setRequestProperty("Connection", "Keep-Alive");
        con.setRequestProperty("Charset", "UTF-8");

        // 
        String BOUNDARY = "----------" + System.currentTimeMillis();
        con.setRequestProperty("content-type", "multipart/form-data; boundary=" + BOUNDARY);
        // con.setRequestProperty("Content-Type",
        // "multipart/mixed; boundary=" + BOUNDARY);
        // con.setRequestProperty("content-type", "text/html");
        // ?

        // 
        StringBuilder sb = new StringBuilder();
        sb.append("--"); // ////////?
        sb.append(BOUNDARY);
        sb.append("\r\n");
        sb.append("Content-Disposition: form-data;name=\"file\";filename=\"" + file.getName() + "\"\r\n");
        sb.append("Content-Type:application/octet-stream\r\n\r\n");
        byte[] head = sb.toString().getBytes("utf-8");
        // ?
        OutputStream out = new DataOutputStream(con.getOutputStream());
        out.write(head);

        // 
        DataInputStream in = new DataInputStream(new FileInputStream(file));
        int bytes = 0;
        byte[] bufferOut = new byte[1024];
        while ((bytes = in.read(bufferOut)) != -1) {
            out.write(bufferOut, 0, bytes);
        }
        in.close();
        // 
        byte[] foot = ("\r\n--" + BOUNDARY + "--\r\n").getBytes("utf-8");// ??
        out.write(foot);
        out.flush();
        out.close();
        /**
         * ????,?????
         */
        // con.getResponseCode();
        try {
            // BufferedReader???URL?
            StringBuffer buffer = new StringBuffer();
            BufferedReader reader = new BufferedReader(new InputStreamReader(con.getInputStream(), "UTF-8"));
            String line = null;
            while ((line = reader.readLine()) != null) {
                // System.out.println(line);
                buffer.append(line);
            }
            String respStr = buffer.toString();
            log.debug("==respStr==" + respStr);
            try {
                JSONObject dataJson = JSONObject.parseObject(respStr);

                media_id = dataJson.getString("media_id");
            } catch (Exception e) {
                log.error("==respStr==" + respStr, e);
                try {
                    JSONObject dataJson = JSONObject.parseObject(respStr);
                    return dataJson.getString("errcode");
                } catch (Exception e1) {
                }
            }
        } catch (Exception e) {
            log.error("??POST?" + e);
        }
    } catch (Exception e) {
        log.error("?!=" + local_url);
        log.error("?!", e);
    } finally {
    }
    return media_id;
}

From source file:costumetrade.common.verify.CapchaController.java

@EscapeLogin
@RequestMapping("/capcha/get")
public void get(String businessKey, HttpServletResponse response) throws IOException {

    if (StringUtils.isBlank(businessKey)) {
        throw new IllegalArgumentException("key?");
    }/*from   w w  w  .  ja v  a 2 s.co  m*/

    response.setContentType("image/png");
    response.setDateHeader("exprise", -1);
    response.setHeader("Cache-Control", "no-cache");
    response.setHeader("Pragma", "no-cache");
    Pair<String, BufferedImage> codeImage = ImageVerification.create();
    captchaService.save(businessKey, codeImage.first());
    OutputStream outputStream = response.getOutputStream();
    ImageIO.write(codeImage.second(), "png", outputStream);
    outputStream.flush();
}

From source file:de.onyxbits.raccoon.net.ResourceHandler.java

@Override
public void handle(String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response)
        throws IOException, ServletException {

    response.setContentType("application/octet-stream");
    response.setStatus(HttpServletResponse.SC_OK);
    if (target.toLowerCase().endsWith("png")) {
        response.setContentType("image/png");
    }//from  ww w.j a va 2  s .  c  o  m
    if (target.toLowerCase().endsWith("css")) {
        response.setContentType("text/css");
    }

    // Prevent path traversal -> all resources must be in /web, no sub
    // directories.
    String tmp = target.substring(target.lastIndexOf('/'), target.length());

    InputStream in = getClass().getResourceAsStream("/web" + tmp);
    OutputStream out = response.getOutputStream();

    IOUtils.copy(in, out);
    in.close();
    out.flush();
    out.close();

    baseRequest.setHandled(true);
}

From source file:com.bt.download.android.core.HttpFetcher.java

private static void writeEntity(final HttpEntity entity, OutputStream out, HttpFetcherListener listener)
        throws IOException {
    if (entity == null) {
        throw new IllegalArgumentException("HTTP entity may not be null");
    }//from ww w.  j a va2 s  . com
    InputStream in = entity.getContent();
    if (in == null) {
        return;
    }
    int i = (int) entity.getContentLength();
    if (i < 0) {
        i = 4096;
    }
    try {
        byte[] data = new byte[4096];
        int n;
        while ((n = in.read(data)) != -1) {
            if (listener != null) {
                listener.onData(data, n);
            }
            out.write(data, 0, n);
            out.flush();
        }
    } finally {
        in.close();
    }
}