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:edu.toronto.cs.phenotips.hpoa.PhenotypeMappingScriptService.java

public File getInputFileHandler(String inputLocation, boolean forceUpdate) {
    try {/*from www. j a  v  a2 s.  c  o  m*/
        File result = new File(inputLocation);
        if (!result.exists() || result.length() == 0) {
            String name = inputLocation.substring(inputLocation.lastIndexOf('/') + 1);
            result = getTemporaryFile(name);
            if (!result.exists()) {
                BufferedInputStream in = new BufferedInputStream((new URL(inputLocation)).openStream());
                result.createNewFile();
                OutputStream out = new FileOutputStream(result);
                IOUtils.copy(in, out);
                out.flush();
                out.close();
            }
        }
        return result;
    } catch (IOException ex) {
        this.logger.error("Mapping file [{}] not found", inputLocation);
        return null;
    }
}

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From source file:it.bz.tis.integreen.carsharingbzit.api.ApiClient.java

public <T> T callWebService(ServiceRequest request, Class<T> clazz) throws IOException {

    request.request.technicalUser.username = this.user;
    request.request.technicalUser.password = this.password;

    ObjectMapper mapper = new ObjectMapper();
    mapper.setVisibility(PropertyAccessor.FIELD, Visibility.NONE)
            .setVisibility(PropertyAccessor.IS_GETTER, Visibility.PUBLIC_ONLY)
            .setVisibility(PropertyAccessor.GETTER, Visibility.PUBLIC_ONLY)
            .setVisibility(PropertyAccessor.SETTER, Visibility.PUBLIC_ONLY);
    mapper.enable(SerializationFeature.INDENT_OUTPUT);

    StringWriter sw = new StringWriter();
    mapper.writeValue(sw, request);//ww w .  jav  a2 s.  c  o  m

    String requestJson = sw.getBuffer().toString();

    logger.debug("callWebService(): jsonRequest:" + requestJson);

    URL url = new URL(this.endpoint);
    HttpsURLConnection conn = (HttpsURLConnection) url.openConnection();
    conn.setRequestMethod("POST");
    conn.setDoOutput(true);
    OutputStream out = conn.getOutputStream();
    out.write(requestJson.getBytes("UTF-8"));
    out.flush();
    int responseCode = conn.getResponseCode();

    InputStream input = conn.getInputStream();

    ByteArrayOutputStream data = new ByteArrayOutputStream();
    int len;
    byte[] buf = new byte[50000];
    while ((len = input.read(buf)) > 0) {
        data.write(buf, 0, len);
    }
    conn.disconnect();
    String jsonResponse = new String(data.toByteArray(), "UTF-8");

    if (responseCode != 200) {
        throw new IOException(jsonResponse);
    }

    logger.debug("callWebService(): jsonResponse:" + jsonResponse);

    mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
    T response = mapper.readValue(new StringReader(jsonResponse), clazz);

    mapper.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS, false);
    sw = new StringWriter();
    mapper.writeValue(sw, response);
    logger.debug(
            "callWebService(): parsed response into " + response.getClass().getName() + ":" + sw.toString());

    return response;
}

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From source file:net.sf.housekeeper.persistence.PersistenceController.java

/**
 * Persistently saves domain objects using the default
 * {@link PersistenceService}.//from  w  w  w . j a v  a  2 s.  c  om
 * 
 * @param domain The domain which shall be saved.
 * @throws IOException If the data couldn't be stored.
 */
public void save(final Household domain) throws IOException {
    LOG.info("Saving data to: " + dataFile);

    final OutputStream dataStream = new BufferedOutputStream(new FileOutputStream(dataFile));
    jibxPersistence.saveData(domain, dataStream);
    dataStream.flush();
    dataStream.close();
}

---

From source file:de.root1.logiccollection.offLogicVocESP8266.java

@Override
public void init() {
    this.tt = new TimerTask() {

        @Override//w  w w.  ja  v  a2  s . c  o  m
        public void run() {
            try {
                Socket s = new Socket("nodemcu1", 44444);
                OutputStream out = s.getOutputStream();
                InputStream in = s.getInputStream();
                out.write("\n".getBytes());
                out.flush();

                InputStreamReader isr = new InputStreamReader(in);
                JSONObject data = (JSONObject) JSONValue.parse(isr);
                isr.close();
                out.close();

                int voc = Integer.parseInt(data.get("voc").toString());
                int tvoc = Integer.parseInt(data.get("voc").toString());
                int resistance = Integer.parseInt(data.get("resistance").toString());
                int status = Integer.parseInt(data.get("status").toString());

                log.info("voc={}, tvoc={} resistance={} status={}",
                        new Object[] { voc, tvoc, resistance, status });

                //                    write(ga, String.valueOf(voc));
            } catch (IOException ex) {
                ex.printStackTrace();
            }
        }
    };
    setPA("1.1.203");
    t.schedule(tt, 5000, 60000);
    log.info("VOC ESP8266 reader is running.");
}

---

From source file:org.openmrs.web.controller.customdatatype.CustomValueController.java

/**
 * Downloads a custom value/*from w  w w .j ava2s. c  om*/
 *
 * @param response
 * @param handlerClassname
 * @param datatypeClassname
 * @param valueReference
 * @throws IOException
 */
@RequestMapping(method = RequestMethod.GET, value = "**/downloadCustomValue.form")
public void downloadCustomValue(HttpServletResponse response, @RequestParam("handler") String handlerClassname,
        @RequestParam(value = "datatype", required = true) String datatypeClassname,
        @RequestParam(value = "value", required = true) String valueReference) throws IOException {

    // get the datatype and handler
    CustomDatatype datatype = CustomDatatypeUtil.getDatatype(datatypeClassname, null);
    CustomDatatypeHandler<?, ?> handler = CustomDatatypeUtil.getHandler(datatype, handlerClassname, null);

    if (!(handler instanceof DownloadableDatatypeHandler)) {
        throw new IllegalArgumentException(handler.getClass().getName() + " does not support downloading");
    }

    // die if not enough information
    if (datatype == null || StringUtils.isBlank(valueReference)) {
        throw new IOException("datatype and value are required parameters");
    }

    // render the output
    DownloadableDatatypeHandler<?> downloadHandler = (DownloadableDatatypeHandler<?>) handler;
    response.setHeader("Content-Type", downloadHandler.getContentType(datatype, valueReference));

    String filename = downloadHandler.getFilename(datatype, valueReference);
    if (filename == null) {
        filename = "openmrs-custom-value_" + valueReference + ".txt";
    }
    response.setHeader("Content-Disposition", "attachment; filename=" + filename);

    // write the resource as a string
    OutputStream out = response.getOutputStream();
    downloadHandler.writeToStream(datatype, valueReference, out);
    out.flush();
}

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From source file:com.nirima.jenkins.webdav.impl.methods.Get.java

@Override
protected void writeContent(IDavFile fileItem) throws IOException {
    InputStream is = null;//from   ww  w . j  a v  a2  s .  com
    try {
        logger.trace("GET {}", fileItem);
        is = fileItem.getContent();
        OutputStream os = this.getResponse().getOutputStream();

        long start = System.currentTimeMillis();

        long bytes = ByteStreams.copy(is, os);
        os.flush();

        long duration = System.currentTimeMillis() - start;
        if (duration == 0)
            duration = 1; // round up.

        logger.info("Sent {} : {} bytes in {} ms ({}kB/sec", fileItem, bytes, duration, (bytes / duration));
    } catch (IOException ex) {
        logger.error("Error trying to GET item {} ", fileItem);
        logger.error("Error: ", ex);
        throw ex;
    } finally {
        if (is != null)
            is.close();
    }
}

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From source file:com.openkm.extension.servlet.StaplingDownloadServlet.java

/**
 * /*from ww w.j a  v a  2 s  . c  o m*/
 */
public void doGet(HttpServletRequest request, HttpServletResponse response)
        throws IOException, ServletException {
    request.setCharacterEncoding("UTF-8");
    int sgId = WebUtils.getInt(request, "sgId");
    File tmpZip = File.createTempFile("okm", ".zip");

    try {
        String archive = "stapling.zip";
        response.setHeader("Content-disposition", "attachment; filename=\"" + archive + "\"");
        response.setContentType("application/zip");
        OutputStream out = response.getOutputStream();
        exportZip(sgId, out);
        out.flush();
        out.close();
    } catch (RepositoryException e) {
        log.warn(e.getMessage(), e);
        response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
                "RepositoryException: " + e.getMessage());
    } catch (Exception e) {
        log.warn(e.getMessage(), e);
        response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e.getMessage());
    } finally {
        FileUtils.deleteQuietly(tmpZip);
    }
}

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From source file:UnpackedJarFile.java

public static void flush(OutputStream thing) {
    if (thing != null) {
        try {//from  w ww . j  a v  a2 s. co  m
            thing.flush();
        } catch (Exception ignored) {
        }
    }
}

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From source file:at.ac.tuwien.dsg.quelle.extensions.neo4jPersistenceAdapter.DataAccess.java

public void writeGraphAsGraphVis(String filePath) throws Exception {
    Transaction t = graphDatabaseService.beginTx();
    try {//from  w ww .  j  av a  2s. c o  m
        GraphvizWriter writer = new GraphvizWriter();
        OutputStream out = new FileOutputStream(filePath);

        writer.emit(out, Walker.fullGraph(graphDatabaseService));

        out.flush();
        out.close();

        t.success();
    } catch (IOException e) {

        t.failure();
    }
    t.finish();
}

---

From source file:fr.qinder.api.APIGetter.java

protected HttpsURLConnection post(String sUrl, APIRequest request) {
    HttpsURLConnection urlConnection;
    URL url;//from  w  w  w  . j a  v  a 2  s . c o  m
    try {
        url = new URL(sUrl);
        urlConnection = (HttpsURLConnection) url.openConnection();
        urlConnection.setRequestMethod("GET");
        if (request.getPosts().size() != 0) {
            urlConnection.setRequestMethod("POST");
            urlConnection.setDoInput(true);
            urlConnection.setDoOutput(true);
            UrlEncodedFormEntity entity = new UrlEncodedFormEntity(request.getPosts());
            OutputStream post = urlConnection.getOutputStream();
            entity.writeTo(post);
            post.flush();
        }
        urlConnection.connect();
    } catch (IOException e) {
        urlConnection = null;
    }
    return urlConnection;
}

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