Example usage for java.io Writer flush

List of usage examples for java.io Writer flush

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Introduction

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

Prototype

public abstract void flush() throws IOException;

Source Link

Document

Flushes the stream.

Usage

From source file:net.cit.tetrad.resource.MainResource.java

/**
 *  ?? /*  www .  j  a v a 2s  .  co  m*/
 * @param dto
 * @return
 * @throws Exception
 */
@SuppressWarnings("rawtypes")
@RequestMapping("/mainList.do")
public void mainList(HttpServletRequest request, HttpServletResponse response, CommonDto dto) throws Exception {
    log.debug("start - mainList()");

    //iDisplayStart iDisplayLength datatable? ??     
    int pageNumber = Integer.parseInt(Utility.isNullNumber(request.getParameter("iDisplayStart")));
    int nPerPage = Integer.parseInt(Utility.isNullNumber(request.getParameter("iDisplayLength")));
    log.debug("pageNumber=" + pageNumber + ", nPerPage=" + nPerPage);

    Enumeration parameter = request.getParameterNames();
    log.debug(parameter.toString());
    while (parameter.hasMoreElements()) {
        String pName = (String) parameter.nextElement();
        String pValue = request.getParameter(pName);
        log.debug(pName + " = " + pValue);
    }

    try {
        int sEcho = Integer.parseInt(Utility.isNullNumber(request.getParameter(REQ_SECHO)));

        PersonJson result = setPersonJson(sEcho, dto, pageNumber, nPerPage);
        JSONObject jsonObject = JSONObject.fromObject(result);

        Writer writer = setResponse(response).getWriter();
        writer.write(jsonObject.toString());

        log.debug(jsonObject.toString());
        writer.flush();
    } catch (Exception e) {
        log.error(e, e);
    }

    log.debug("end - mainList()");
}

From source file:com.joliciel.csvLearner.features.BestFeatureFinder.java

public void writeBestFeatures(Writer writer, String outcome, Collection<NameValuePair> bestFeatures) {
    try {/*w  w  w .  ja v  a  2s.  c om*/
        writer.append(CSVFormatter.format(outcome) + ",");
        for (NameValuePair pair : bestFeatures) {
            if (!pair.getName().equals(TOTAL_ENTROPY))
                writer.append(CSVFormatter.format(pair.getName()) + ",");
            writer.append(CSVFormatter.format(pair.getValue()) + ",");
        }
        writer.append("\n");
        writer.flush();
    } catch (IOException ioe) {
        throw new RuntimeException(ioe);
    }
}

From source file:com.ms.commons.test.classloader.IntlTestURLClassPath.java

@SuppressWarnings("unchecked")
public URL findResource(String paramString, boolean paramBoolean) {
    URL resource = super.findResource(paramString, paramBoolean);
    URL newResource = null;/*from w  w w .ja  v  a2s  .  c om*/

    if (resource != null) {
        boolean testcaseLazyInit = IntlTestProperties.isAntxFlagOn(IntlTestGlobalConstants.TESTCASE_LAZY_INIT);
        if (testcaseLazyInit && paramString.contains("spring_") && paramString.endsWith(".xml")) {
            try {
                String nResource = TESTCASE_SPRING_TEMP_DIR + "/"
                        + StringUtil.replaceNoWordChars(resource.toString().hashCode() + paramString) + ".xml";
                File newF = new File(nResource);
                if (!newF.exists()) {
                    InputStream is = resource.openStream();

                    SAXBuilder b = new SAXBuilder();
                    Document document = b.build(new InputStreamReader(is, "UTF-8"));

                    List<Element> elements = XPath.selectNodes(document, "/beans");

                    if (elements != null && elements.size() == 1) {
                        elements.get(0).setAttribute("default-lazy-init", "true");

                        XMLOutputter xmlOutputter = new XMLOutputter();
                        Writer writer = new BufferedWriter(new FileWriter(newF));
                        xmlOutputter.output(document, writer);
                        writer.flush();
                        FileUtil.closeCloseAbleQuitly(writer);

                    }
                }
                newResource = newF.toURI().toURL();
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }

    OUTPUT_WRITER.writeLine("FindResource [" + paramString + "] --> " + resource
            + ((newResource == null) ? "" : " # " + newResource));
    return resource;
}

From source file:appeng.services.export.MinecraftItemCSVExporter.java

@Override
public void export() {
    final Iterable<Item> items = this.itemRegistry.typeSafeIterable();
    final List<Item> itemList = Lists.newArrayList(items);

    final List<String> lines = Lists.transform(itemList,
            new ItemRowExtractFunction(this.itemRegistry, this.mode));

    final Joiner newLineJoiner = Joiner.on('\n');
    final Joiner newLineJoinerIgnoringNull = newLineJoiner.skipNulls();
    final String joined = newLineJoinerIgnoringNull.join(lines);

    final File file = new File(this.exportDirectory, ITEM_CSV_FILE_NAME);

    try {//  w  w w.  java 2  s . com
        FileUtils.forceMkdir(this.exportDirectory);

        final Writer writer = new BufferedWriter(
                new OutputStreamWriter(new FileOutputStream(file), Charset.forName("UTF-8")));

        final String header = this.mode == ExportMode.MINIMAL ? MINIMAL_HEADER : VERBOSE_HEADER;
        writer.write(header);
        writer.write("\n");
        writer.write(joined);
        writer.flush();
        writer.close();

        AELog.info(EXPORT_SUCCESSFUL_MESSAGE, lines.size(), ITEM_CSV_FILE_NAME);
    } catch (final IOException e) {
        AELog.warn(EXPORT_UNSUCCESSFUL_MESSAGE);
        AELog.debug(e);
    }
}

From source file:br.gov.lexml.server.LexMLOAIHandler.java

/**
 * Peform the http GET action. Note that POST is shunted to here as well. The verb widget is
 * taken from the request and used to invoke an OAIVerb object of the corresponding kind to do
 * the actual work of the verb./*from   w  w  w.j  ava 2  s  . c  o  m*/
 * 
 * @param request the servlet's request information
 * @param response the servlet's response information
 * @exception IOException an I/O error occurred
 */
@Override
public void doGet(final HttpServletRequest request, final HttpServletResponse response) throws IOException {

    // Fora gerao do cookie de sesso
    // (necessrio para balanceamento de carga pelo pound do Prodasen)
    request.getSession();

    HashMap attributes = getAttributes(request.getPathInfo());
    if (!filterRequest(request, response)) {
        return;
    }
    log.debug("attributes = " + attributes);
    Properties properties = (Properties) attributes.get("OAIHandler.properties");
    boolean monitor = false;
    if (properties.getProperty("OAIHandler.monitor") != null) {
        monitor = true;
    }
    boolean serviceUnavailable = isServiceUnavailable(properties);
    String extensionPath = properties.getProperty("OAIHandler.extensionPath", "/extension");

    HashMap serverVerbs = ServerVerb.getVerbs(properties);
    HashMap extensionVerbs = ServerVerb.getExtensionVerbs(properties);

    Transformer transformer = (Transformer) attributes.get("OAIHandler.transformer");

    boolean forceRender = false;
    if ("true".equals(properties.getProperty("OAIHandler.forceRender"))) {
        forceRender = true;
    }

    request.setCharacterEncoding("UTF-8");

    Date then = null;
    if (monitor) {
        then = new Date();
    }
    if (debug) {
        Enumeration headerNames = request.getHeaderNames();
        log.debug("OAIHandler.doGet: ");
        while (headerNames.hasMoreElements()) {
            String headerName = (String) headerNames.nextElement();
            log.debug(headerName + ": " + request.getHeader(headerName));
        }
    }
    if (serviceUnavailable) {
        response.sendError(HttpServletResponse.SC_SERVICE_UNAVAILABLE,
                "Sorry. This server is down for maintenance");
    } else {
        try {
            String userAgent = request.getHeader("User-Agent");
            if (userAgent == null) {
                userAgent = "";
            } else {
                userAgent = userAgent.toLowerCase();
            }
            Transformer serverTransformer = null;
            if (transformer != null) {

                // return HTML if the client is an old browser
                if (forceRender || userAgent.indexOf("opera") != -1
                        || userAgent.startsWith("mozilla") && userAgent.indexOf("msie 6") == -1
                /* && userAgent.indexOf("netscape/7") == -1 */) {
                    serverTransformer = transformer;
                }
            }
            String result = LexMLOAIHandler.getResult(attributes, request, response, serverTransformer,
                    serverVerbs, extensionVerbs, extensionPath);

            Writer out = LexMLOAIHandler.getWriter(request, response);
            out.write(result);
            out.flush();
            IOUtils.closeQuietly(out);
        } catch (FileNotFoundException e) {
            log.error("Falha no processamento.", e);
            response.sendError(HttpServletResponse.SC_NOT_FOUND, e.getMessage());
        } catch (Throwable e) {
            log.error("Falha no processamento.", e);
            response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e.getMessage());
        }
    }
    if (monitor) {
        StringBuffer reqUri = new StringBuffer(request.getRequestURI());
        String queryString = request.getQueryString(); // d=789
        if (queryString != null) {
            reqUri.append("?").append(queryString);
        }
        Runtime rt = Runtime.getRuntime();
        log.debug(rt.freeMemory() + "/" + rt.totalMemory() + " " + (new Date().getTime() - then.getTime())
                + "ms: " + reqUri.toString());
    }
}

From source file:com.norconex.importer.ImporterConfig.java

private void writeHandlers(Writer out, String listTagName, IImporterHandler[] handlers) throws IOException {
    if (ArrayUtils.isEmpty(handlers)) {
        return;//from   w  w  w  .  ja  va  2  s.c  om
    }
    out.write("<" + listTagName + ">");
    for (IImporterHandler handler : handlers) {
        writeObject(out, null, handler);
    }
    out.write("</" + listTagName + ">");
    out.flush();
}

From source file:be.solidx.hot.JSR223ScriptExecutor.java

@Override
public Object execute(Script<CompiledScript> script, Writer writer) throws ScriptException {
    try {//from  w  w  w .  ja va2 s  .  co m
        ScriptEngine scriptEngine = getEngine();
        CompiledScript compiledScript = getCachedScript(script);
        SimpleScriptContext simpleScriptContext = new SimpleScriptContext();
        executePreExecuteScripts(simpleScriptContext);
        simpleScriptContext.setWriter(writer);
        Object object = compiledScript.eval(simpleScriptContext);
        writer.flush();
        if (object == null)
            return scriptEngine.getBindings(ScriptContext.ENGINE_SCOPE);
        return object;
    } catch (Exception e) {
        throw new ScriptException(e);
    }
}

From source file:com.rodiontsev.maven.plugins.buildinfo.BuildInfoMojo.java

public void execute() throws MojoExecutionException, MojoFailureException {
    Map<String, String> map = new LinkedHashMap<String, String>();

    for (InfoProvider provider : ServiceLoader.load(InfoProvider.class)) {
        map.putAll(provider.getInfo(project, this));
    }/*from  w  ww .ja v  a  2  s  . c o  m*/

    File buildDir = new File(project.getBuild().getDirectory());
    File file = new File(buildDir, filename);

    Writer out = null;
    try {
        // we may not have target/ yet
        buildDir.mkdir();
        boolean created = file.createNewFile();
        out = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(file), "UTF-8"));
        for (Map.Entry<String, String> entry : map.entrySet()) {
            out.write(entry.getKey());
            out.write(" = ");
            out.write(entry.getValue());
            out.write("\n");
        }
        out.flush();
        getLog().info(created ? "Created " : "Overwrote " + file.getAbsolutePath());
    } catch (IOException e) {
        getLog().warn(e.getMessage());
    } finally {
        IOUtils.closeQuietly(out);
    }
}

From source file:grails.converters.JSON.java

private void finalizeRender(Writer out) {
    try {//  w  w  w. j  av  a2  s.  c  o m
        out.flush();
        out.close();
    } catch (Exception e) {
        log.warn("Unexpected exception while closing a writer: " + e.getMessage());
    }
}

From source file:business.services.PaNumberService.java

public HttpEntity<InputStreamResource> writePaNumbers(List<PathologyItem> items, Integer labNumber,
        String labRequestCode) throws Exception {

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    Writer writer = new OutputStreamWriter(out, PA_NUMBERS_DOWNLOAD_CHARACTER_ENCODING);
    CSVWriter csvwriter = new CSVWriter(writer, ';', '"');

    csvwriter.writeNext(FILE_HEADER);//from  w  w  w.  jav a2 s  . co m

    for (PathologyItem item : items) {
        log.info(item.getPaNumber());
        String[] toppings = { labNumber.toString(), item.getPaNumber(), "", "" };
        csvwriter.writeNext(toppings);
    }

    String filename = "panumbers_" + labRequestCode + ".csv";

    try {
        csvwriter.flush();
        writer.flush();
        out.flush();
        InputStream in = new ByteArrayInputStream(out.toByteArray());
        csvwriter.close();
        writer.close();
        out.close();
        InputStreamResource resource = new InputStreamResource(in);
        HttpHeaders headers = new HttpHeaders();
        headers.setContentType(MediaType.valueOf("text/csv;charset=" + PA_NUMBERS_DOWNLOAD_CHARACTER_ENCODING));
        headers.set("Content-Disposition", "attachment; filename=\"" + filename + "\"");
        HttpEntity<InputStreamResource> response = new HttpEntity<InputStreamResource>(resource, headers);
        return response;
    } catch (IOException e) {
        throw new Exception(e);
    }
}