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:com.excilys.ebi.gatling.recorder.ui.component.RunningFrame.java

private void saveScenario() {
    VelocityEngine ve = new VelocityEngine();
    ve.setProperty("file.resource.loader.class", ClasspathResourceLoader.class.getName());
    ve.init();/*from  ww  w  .jav a2s  .  co  m*/

    VelocityContext context = new VelocityContext();
    context.put("protocol", protocol);
    context.put("host", host);
    context.put("port", port);
    context.put("urlBase", urlBaseString);
    context.put("proxy", configuration.getProxy());
    context.put("urls", urls);
    context.put("headers", headers);
    context.put("name", "Scenario name");

    if (listEvents.size() > EVENTS_GROUPING) {
        List<List<Object>> subListsEvents = new ArrayList<List<Object>>();
        int numberOfSubLists = listEvents.size() / EVENTS_GROUPING + 1;
        for (int i = 0; i < numberOfSubLists; i++)
            subListsEvents.add(listEvents.subList(0 + EVENTS_GROUPING * i,
                    Math.min(EVENTS_GROUPING * (i + 1), listEvents.size() - 1)));

        context.put("chainEvents", subListsEvents);
        context.put("events", new ArrayList<Object>());
    } else {
        context.put("events", listEvents);
        context.put("chainEvents", new ArrayList<List<Object>>());
    }

    context.put("package", Configuration.getInstance().getIdePackage());
    context.put("date", ResultType.FORMAT.format(startDate));
    URI uri = URI.create("");
    context.put("URI", uri);

    Template template = null;
    Writer writer = null;
    for (ResultType resultType : configuration.getResultTypes()) {
        try {
            template = ve.getTemplate(resultType.getTemplate());
            writer = new OutputStreamWriter(
                    new FileOutputStream(
                            new File(getOutputFolder(), resultType.getScenarioFileName(startDate))),
                    configuration.getEncoding());
            template.merge(context, writer);
            writer.flush();

        } catch (IOException e) {
            logger.error("Error, while saving '" + resultType + "' scenario..." + e.getStackTrace());

        } finally {
            closeQuietly(writer);
        }
    }
}

From source file:com.mirth.connect.donkey.test.util.TestUtils.java

public static String getPerformanceText(int numDestinations, long milliseconds, List<Long> times)
        throws IOException {
    double seconds = ((double) milliseconds) / 1000d;
    double speed = ((double) times.size()) / seconds;

    long sum = 0;
    Writer writer = null;

    if (PERFORMANCE_LOG_FILE != null) {
        writer = new BufferedWriter(new FileWriter(new File(PERFORMANCE_LOG_FILE)));
    }/*from  ww w .ja va  2 s .c  o m*/

    for (Long time : times) {
        sum += time;

        if (writer != null) {
            writer.append(time + "\n");
        }
    }

    if (writer != null) {
        writer.flush();
    }

    Collections.sort(times);

    StringBuilder stringBuilder = new StringBuilder();
    final int padding = 17;

    stringBuilder.append(StringUtils.rightPad("Messages Sent:", padding) + times.size() + "\n");
    stringBuilder.append(
            StringUtils.rightPad("Inbound:", padding) + Precision.round(speed, 2) + " messages/second\n");
    stringBuilder.append(StringUtils.rightPad("Outbound:", padding)
            + Precision.round(speed * numDestinations, 2) + " messages/second\n");

    if (times.size() > 0) {
        stringBuilder.append(StringUtils.rightPad("Lowest Time:", padding) + times.get(0) + "ms\n");
        stringBuilder
                .append(StringUtils.rightPad("Highest Time:", padding) + times.get(times.size() - 1) + "ms\n");
        stringBuilder
                .append(StringUtils.rightPad("Median Time:", padding) + times.get(times.size() / 2) + "ms\n");
        stringBuilder.append(StringUtils.rightPad("Average Time:", padding)
                + Precision.round((double) sum / (double) times.size(), 2) + "ms\n");
        stringBuilder.append(StringUtils.rightPad("Total Send Time:", padding) + sum + "ms\n");
        stringBuilder.append(StringUtils.rightPad("Total Test Time:", padding) + milliseconds + "ms\n");
    }

    return stringBuilder.toString();
}

From source file:org.ala.util.CsvMerger.java

private void mergeCsv(String input1, String input2, String outputDir, int keyIdx1, int keyIdx2)
        throws Exception {
    List<String[]> fieldsList1 = new ArrayList<String[]>();
    List<String[]> fieldsList2 = new ArrayList<String[]>();

    System.out.println("Merging...");

    Writer writer = getWriter(outputDir);

    CSVReader r1 = getCsvReader(input1);
    CSVReader r2 = getCsvReader(input2);
    String[] fields1 = null;/*from  www  .  j a  v a2  s. co m*/
    String[] fields2 = null;

    fields1 = r1.readNext();
    fields2 = r2.readNext();

    if (fields1 != null && fields2 != null) {
        writeCsv(fields1, fields2, keyIdx2, writer);
    }

    while ((fields1 = r1.readNext()) != null) {
        fieldsList1.add(fields1);
    }

    while ((fields2 = r2.readNext()) != null) {
        fieldsList2.add(fields2);
    }

    for (String[] fl1 : fieldsList1) {
        String key1 = fl1[keyIdx1];

        if (key1 != null && !"".equals(key1)) {
            for (String[] fl2 : fieldsList2) {
                String key2 = fl2[keyIdx2];

                if (key1.equals(key2)) {
                    writeCsv(fl1, fl2, keyIdx2, writer);
                }
            }
        }
    }
    writer.flush();
    writer.close();
}

From source file:gov.nih.nci.ncicb.tcga.dcc.dam.dao.DAMQueriesCGCCLevelTwoAndThree.java

/**
 * Given a list of fileinfo objects, adds path information to those objects.
 * Generates the files in a temporary location.
 * Returns nothing.//from   w w w  .  j  a  v  a2  s.c  o m
 *
 * @param selectedFiles the list of selected data files
 */
public void addPathsToSelectedFiles(final List<DataFile> selectedFiles)
        throws DataAccessMatrixQueries.DAMQueriesException {
    if (tempfileDirectory == null) {
        throw new DataAccessMatrixQueries.DAMQueriesException("No tempfileDirectory specified");
    }
    if (!(new File(tempfileDirectory)).exists()) {
        throw new DataAccessMatrixQueries.DAMQueriesException("Directory does not exist " + tempfileDirectory);
    }
    for (final DataFile df : selectedFiles) { //for each file selected from the tree
        if (shouldGenerateFile(df)) {
            DiseaseContextHolder.setDisease(df.getDiseaseType());
            final DataFileLevelTwoThree file = (DataFileLevelTwoThree) df;

            // the temporary file to write to.
            // the bean expects this to be set before leaving this method.
            final String uniqueName = getUniqueFilename(file);
            final String path = tempfileDirectory + File.separator + uniqueName;
            file.setPath(path);
            long starttime_writer;
            long endtime_writer;
            Writer writerPointer = null; // other writer reference needs to be final for inner class
            Writer writer = null;
            try {
                starttime_writer = System.currentTimeMillis();
                logger.logToLogger(Level.DEBUG,
                        "Level" + getDataLevel() + ": Creating writer at " + starttime_writer);
                //noinspection IOResourceOpenedButNotSafelyClosed
                writer = new BufferedWriter(new FileWriter(path), SIXTY_FOUR_MEGS);
                writerPointer = writer;
                generateFile((DataFileLevelTwoThree) df, writer);
                writer.flush();
                writer.close();
                writerPointer = null;
                endtime_writer = System.currentTimeMillis();
                logger.logToLogger(Level.DEBUG,
                        "Level" + getDataLevel() + ": Closed writer at " + endtime_writer);
                logger.logToLogger(Level.DEBUG,
                        "Level" + getDataLevel() + ": Total millisecs during which writer was alive: "
                                + (endtime_writer - starttime_writer));

            } catch (IOException e) {
                new ErrorInfo(e); //logs itself
                throw new DAMQueriesException(e);
            } catch (DataAccessException e) {
                new ErrorInfo(e);
                throw new DAMQueriesException(e);
            } finally {
                if (writerPointer != null) {
                    //will only happen if some exception was thrown, in which case we don't care
                    //whether the buffer has been flushed - just make sure the stream is closed
                    try {
                        writerPointer.close();
                    } catch (IOException e) {
                        logger.logToLogger(Level.WARN, "Could not close writer: was already closed.");
                    }
                }
                IOUtils.closeQuietly(writer);
            }
        }
    }
}

From source file:ch.randelshofer.cubetwister.HTMLExporter.java

/**
 * Processes a cube template./*w ww.j  av a2 s  . com*/
 *
 * @param filenameTemplate The template for the filenameTemplate. It must contain
 * the substring ${cube}
 * @param tokens An input stream for reading the contents of the template.
 */
private void processCubeTemplate(String filenameTemplate, String[] tokens) throws IOException {
    String placeholder = "${cube}";
    int plh = filenameTemplate.indexOf(placeholder);
    String filenamePrefix = (plh == 0) ? "" : filenameTemplate.substring(0, plh);
    String filenameSuffix = (plh >= filenameTemplate.length() - placeholder.length()) ? ""
            : filenameTemplate.substring(plh + placeholder.length());

    for (EntityModel node : model.getCubes().getChildren()) {
        p.setProgress(p.getProgress() + 1);
        CubeModel m = (CubeModel) node;
        stack.push(new StackEntry());
        putCubeData(m, "");
        p.setNote("Exporting " + ids.get(m) + filenameSuffix + " ...");
        putNextEntry(filenamePrefix + ids.get(m) + filenameSuffix);
        Writer w = new OutputStreamWriter(entryOut, "UTF8");
        writeData(w, tokens, 0, tokens.length);
        w.flush();
        stack.pop();
        closeEntry();
    }
}

From source file:ch.randelshofer.cubetwister.HTMLExporter.java

/**
 * Processes a notation template.//from   w ww.j  a  va 2 s. c o  m
 *
 * @param filenameTemplate The filenameTemplate of the template. The filenameTemplate must contain the substring
 * ${notation}
 * @param tokens An input stream for reading the contents of the template.
 */
private void processNotationTemplate(String filenameTemplate, String[] tokens) throws IOException {
    String placeholder = "${notation}";
    int plh = filenameTemplate.indexOf(placeholder);
    String filenamePrefix = (plh == 0) ? "" : filenameTemplate.substring(0, plh);
    String filenameSuffix = (plh >= filenameTemplate.length() - placeholder.length()) ? ""
            : filenameTemplate.substring(plh + placeholder.length());

    for (EntityModel node : model.getNotations().getChildren()) {
        p.setProgress(p.getProgress() + 1);
        NotationModel m = (NotationModel) node;
        stack.push(new StackEntry());
        putNotationData(m, "");
        p.setNote("Exporting " + ids.get(m) + filenameSuffix + " ...");
        putNextEntry(filenamePrefix + ids.get(m) + filenameSuffix);
        Writer w = new OutputStreamWriter(entryOut, "UTF8");
        writeData(w, tokens, 0, tokens.length);
        w.flush();
        stack.pop();
        closeEntry();
    }
}

From source file:ch.randelshofer.cubetwister.HTMLExporter.java

/**
 * Processes a script template.//w  w w.  j a  va2  s.  co m
 *
 * @param filename The filename of the template. The filename must contain the substring
 * ${script}
 * @param tokens An input stream for reading the contents of the template.
 */
private void processScriptTemplate(String filename, String[] tokens) throws IOException {
    String placeholder = "${script}";
    int plh = filename.indexOf(placeholder);
    String filenamePrefix = (plh == 0) ? "" : filename.substring(0, plh);
    String filenameSuffix = (plh >= filename.length() - placeholder.length()) ? ""
            : filename.substring(plh + placeholder.length());

    for (EntityModel node : model.getScripts().getChildren()) {
        p.setProgress(p.getProgress() + 1);
        ScriptModel m = (ScriptModel) node;
        stack.push(new StackEntry());
        putScriptData(m);
        p.setNote("Exporting " + ids.get(m) + filenameSuffix + " ...");
        putNextEntry(filenamePrefix + ids.get(m) + filenameSuffix);
        Writer w = new OutputStreamWriter(entryOut, "UTF8");
        writeData(w, tokens, 0, tokens.length);
        w.flush();
        closeEntry();
        stack.pop();
    }
}

From source file:ch.randelshofer.cubetwister.HTMLExporter.java

/**
 * Processes a note template.//w  w  w .ja  v  a  2  s  . com
 *
 * @param filename The filename of the template. The filename must contain the substring
 * ${note}
 * @param tokens An input stream for reading the contents of the template.
 */
private void processNoteTemplate(String filename, String[] tokens) throws IOException {
    String placeholder = "${note}";
    int plh = filename.indexOf(placeholder);
    String filenamePrefix = (plh == 0) ? "" : filename.substring(0, plh);
    String filenameSuffix = (plh >= filename.length() - placeholder.length()) ? ""
            : filename.substring(plh + placeholder.length());

    for (EntityModel node : model.getTexts().getChildren()) {
        p.setProgress(p.getProgress() + 1);
        TextModel m = (TextModel) node;
        stack.push(new StackEntry());
        putNoteData(m);
        p.setNote("Exporting " + ids.get(m) + filenameSuffix + " ...");
        putNextEntry(filenamePrefix + ids.get(m) + filenameSuffix);
        Writer w = new OutputStreamWriter(entryOut, "UTF8");
        writeData(w, tokens, 0, tokens.length);
        w.flush();
        closeEntry();
        stack.pop();
    }
}

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

@SuppressWarnings("unchecked")
@RequestMapping("/shardChunkLstCommand.do")
public void shardChunkLstCommand(HttpServletRequest request, HttpServletResponse response) throws Exception {
    int deviceCode = Integer.parseInt(Utility.isNullNumber(request.getParameter("deviceCode")));
    String dbNameParam = request.getParameter("dbNameParam");

    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());//  w ww .  j a  va 2 s.  c o  m
    while (parameter.hasMoreElements()) {
        String pName = (String) parameter.nextElement();
        String pValue = request.getParameter(pName);
        log.debug(pName + " = " + pValue);
    }

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

    List<Object> resultLst = new ArrayList<Object>();
    //??  pageNumber 0?  chunkResultLst .
    if (pageNumber == 0) {
        List<Object> findMongoCollections = cllectionCommand(deviceCode, "collections");
        JSONObject js = new JSONObject();
        for (Object collObj : findMongoCollections) {
            String coll = (String) ((Map<String, Object>) collObj).get("_id");
            String[] collSplit = coll.split("\\.");
            if (dbNameParam.equals(collSplit[0])) {
                List<Object> lst = comandService.chunksGrpCommand(deviceCode, coll, new ArrayList<Object>());
                js = new JSONObject();
                List<Object> chunkInfoGroup = new ArrayList<Object>();
                double totalChunkCnt = 0;
                String collName = null;
                double nChuncks = 0;
                for (Object lstObj : lst) {
                    DBObject dbo = (DBObject) lstObj;
                    collName = (String) dbo.get("collName");
                    nChuncks = (Double) dbo.get("nChunks");
                    totalChunkCnt += nChuncks;
                    chunkInfoGroup.add(dbo);
                }
                js.put("collName", collName);
                js.put("totalChunkCnt", totalChunkCnt);
                js.put("chunkInfoGroup", chunkInfoGroup);
                resultLst.add(js);
            }
        }
        chunkResultLst = resultLst;
    }

    int chunkResultLstSize = chunkResultLst.size();
    //chunkResultLst? ? pageNumber nPerPage? ? ?? ?  ? .
    int count = pageNumber + nPerPage;
    resultLst = new ArrayList<Object>();
    for (int i = pageNumber; i < count; i++) {
        if (chunkResultLstSize <= i)
            break;
        resultLst.add(chunkResultLst.get(i));
    }

    PersonJson result = new PersonJson();
    result.setAaData(resultLst);
    result.setsEcho(sEcho);
    result.setiTotalRecords(chunkResultLstSize);
    result.setiTotalDisplayRecords(chunkResultLstSize);

    JSONObject jsonObject = JSONObject.fromObject(result);

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

    writer.flush();

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

From source file:au.org.ala.layers.dao.ObjectDAOImpl.java

public void writeObjectsToCSV(OutputStream output, String fid) throws Exception {
    String sql = MessageFormat.format("COPY (select o.pid as pid, o.id as id, o.name as name, "
            + "o.desc as description, " + "ST_AsText(ST_Centroid(o.the_geom)) as centroid, "
            + "GeometryType(o.the_geom) as featureType from objects o "
            + "where o.fid = ''{0}'') TO STDOUT WITH CSV HEADER", fid);

    DataSource ds = (DataSource) applicationContext.getBean("dataSource");
    Connection conn = DataSourceUtils.getConnection(ds);

    try {/*  w  w  w.  ja  v a  2  s .  c  o m*/
        BaseConnection baseConn = (BaseConnection) new C3P0NativeJdbcExtractor().getNativeConnection(conn);
        Writer csvOutput = new OutputStreamWriter(output);
        CopyManager copyManager = new CopyManager(baseConn);
        copyManager.copyOut(sql, csvOutput);
        csvOutput.flush();
        conn.close();
    } catch (SQLException ex) {
        // something has failed and we print a stack trace to analyse the error
        logger.error(ex.getMessage(), ex);
        // ignore failure closing connection
        try {
            conn.close();
        } catch (SQLException e) {
            /*do nothing for failure to close */ }
    } finally {
        // properly release our connection
        DataSourceUtils.releaseConnection(conn, ds);
    }
}