Example usage for java.io BufferedWriter flush

List of usage examples for java.io BufferedWriter flush

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Introduction

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

Prototype

public void flush() throws IOException

Source Link

Document

Flushes the stream.

Usage

From source file:com.github.braully.graph.BatchExecuteOperation.java

public void processStreamGraph(BufferedReader r, IGraphOperation operation, String dirname,
        String graphFileName, BufferedWriter writer, long continueOffset) throws IOException {
    long graphcount = 0;
    String readLine;//  w w w .ja  va  2  s .c o m
    while ((readLine = r.readLine()) != null && !readLine.isEmpty()) {
        try {
            UndirectedSparseGraphTO ret = UtilGraph.loadGraphG6(readLine);
            if (ret != null) {
                if (graphcount > continueOffset) {
                    ret.setName(graphFileName + "-" + graphcount);
                    String resultProcess = processGraph(operation, ret, dirname, graphcount);
                    writer.write(resultProcess);
                    writer.flush();
                    if (verbose) {
                        System.out.println(resultProcess);
                    }
                }
                graphcount++;
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}

From source file:com.imaginary.home.controller.HomeController.java

private void saveConfiguration() throws ControllerException {
    ArrayList<Map<String, Object>> all = new ArrayList<Map<String, Object>>();
    HashMap<String, Object> cfg = new HashMap<String, Object>();

    cfg.put("name", name);
    for (HomeAutomationSystem sys : listSystems()) {
        HashMap<String, Object> json = new HashMap<String, Object>();

        json.put("cname", sys.getClass().getName());
        json.put("id", sys.getId());
        json.put("authenticationProperties", sys.getAuthenticationProperties());
        json.put("customProperties", sys.getCustomProperties());
        all.add(json);/*  w w  w . j av  a 2  s .  co  m*/
    }
    cfg.put("systems", all);
    all = new ArrayList<Map<String, Object>>();
    for (CloudService service : cloudServices) {
        HashMap<String, Object> json = new HashMap<String, Object>();

        json.put("id", service.getServiceId());
        json.put("name", service.getName());
        json.put("endpoint", service.getEndpoint());
        json.put("apiKeySecret", service.getApiKeySecret());
        if (service.getProxyHost() != null) {
            json.put("proxyHost", service.getProxyHost());
            json.put("proxyPort", service.getProxyPort());
        }
        all.add(json);
    }
    cfg.put("services", all);
    try {
        File f = new File(CONFIG_FILE);
        File backup = null;

        if (f.exists()) {
            backup = new File(CONFIG_FILE + "." + System.currentTimeMillis());
            if (!f.renameTo(backup)) {
                throw new ControllerException("Unable to make backup of configuration file");
            }
            f = new File(CONFIG_FILE);
        }
        boolean success = false;
        try {
            BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(f)));

            writer.write((new JSONObject(cfg)).toString());
            writer.newLine();
            writer.flush();
            writer.close();
            success = true;
        } finally {
            if (!success && backup != null) {
                //noinspection ResultOfMethodCallIgnored
                backup.renameTo(f);
            }
        }
    } catch (IOException e) {
        throw new ControllerException("Unable to save configuration: " + e.getMessage());
    }
}

From source file:com.imaginary.home.controller.HomeController.java

private void saveCommands(List<CommandList> toSave) throws ControllerException {
    synchronized (commandQueue) {
        ArrayList<Map<String, Object>> all = new ArrayList<Map<String, Object>>();
        HashMap<String, Object> cfg = new HashMap<String, Object>();

        for (CommandList cmdList : toSave) {
            ArrayList<Map<String, Object>> commands = new ArrayList<Map<String, Object>>();
            HashMap<String, Object> map = new HashMap<String, Object>();

            for (JSONObject cmd : cmdList) {
                try {
                    commands.add(toMap(cmd));
                } catch (JSONException e) {
                    throw new ControllerException(e);
                }//  www . ja  v  a2 s.c om
            }
            map.put("commands", commands);
            map.put("serviceId", cmdList.getServiceId());
            all.add(map);
        }
        cfg.put("commands", all);
        try {
            File f = new File(COMMAND_FILE);
            File backup = null;

            if (f.exists()) {
                backup = new File(COMMAND_FILE + "." + System.currentTimeMillis());
                if (!f.renameTo(backup)) {
                    throw new ControllerException("Unable to make backup of configuration file");
                }
                f = new File(COMMAND_FILE);
            }
            boolean success = false;
            try {
                BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(f)));

                writer.write((new JSONObject(cfg)).toString());
                writer.newLine();
                writer.flush();
                writer.close();
                success = true;
            } finally {
                if (!success && backup != null) {
                    //noinspection ResultOfMethodCallIgnored
                    backup.renameTo(f);
                }
            }
        } catch (IOException e) {
            throw new ControllerException("Unable to save command file: " + e.getMessage());
        }
    }
}

From source file:net.sibcolombia.sibsp.service.portal.implementation.SourceManagerImplementation.java

@Override
public String analyze(Source source) {
    String problem = null;/*w w  w.j av a2 s  .  c  om*/
    if (source instanceof FileSource) {
        FileSource fs = (FileSource) source;
        try {
            CSVReader reader = fs.getReader();
            fs.setFileSize(fs.getFile().length());
            // careful - the reader.header can be null. In this case set number of columns to 0
            fs.setColumns((reader.header == null) ? 0 : reader.header.length);
            while (reader.hasNext()) {
                reader.next();
            }
            fs.setRows(reader.getReadRows());
            fs.setReadable(true);

            File logFile = dataDir.sourceLogFile(source.getResource().getUniqueID().toString(),
                    source.getName());
            FileUtils.deleteQuietly(logFile);
            BufferedWriter logWriter = null;
            try {
                logWriter = new BufferedWriter(new FileWriter(logFile));
                logWriter.write("Log for source name:" + source.getName() + " from resource: "
                        + source.getResource().getUniqueID().toString() + "\n");
                if (!reader.getEmptyLines().isEmpty()) {
                    List<Integer> emptyLines = new ArrayList<Integer>(reader.getEmptyLines());
                    Collections.sort(emptyLines);
                    for (Integer i : emptyLines) {
                        logWriter.write("Line: " + i + " [EMPTY LINE]\n");
                    }
                } else {
                    logWriter.write("No rows were skipped in this source");
                }
                logWriter.flush();
            } catch (IOException e) {
                log.warn("Cant write source log file " + logFile.getAbsolutePath(), e);
            } finally {
                if (logWriter != null) {
                    logWriter.flush();
                    IOUtils.closeQuietly(logWriter);
                }
            }
        } catch (IOException e) {
            problem = e.getMessage();
            log.warn("Cant read source file " + fs.getFile().getAbsolutePath(), e);
            fs.setReadable(false);
            fs.setRows(-1);
        }

    }
    return problem;
}

From source file:com.google.code.maven.plugin.http.client.transformer.JiraRssLinkedIssuesEnricher.java

@Override
protected Resource doTransform(Resource input) throws Exception {
    Assert.notNull(input, "source can not be null");
    BufferedReader reader = new BufferedReader(
            new InputStreamReader(new FileInputStream(input.getFile()), charset));
    if (target.getFile().getParentFile() != null && !target.getFile().getParentFile().exists()) {
        Assert.isTrue(target.getFile().getParentFile().mkdirs(),
                "failed to make directory tree for [" + target.getFile().getParentFile() + "]");
    }// www  . ja v a  2  s . c  o  m
    String line;
    StringBuilder item = new StringBuilder();
    BufferedWriter writer = new BufferedWriter(new FileWriter(target.getFile()));
    // read rss and find jira links
    while ((line = reader.readLine()) != null) {
        if (line.contains(CHANNEL_END_TAG)) {
            break;
        }
        if (line.contains(ITEM_END_TAG)) {
            item.append(line.substring(0, line.indexOf(ITEM_END_TAG)));
            linkedIssues.addAll(inspectItem(item.toString()));
        }
        if (line.contains(ITEM_START_TAG)) {
            item = new StringBuilder();
            item.append(line.substring(line.indexOf(ITEM_START_TAG)));
        } else {
            item.append(line).append("\n");
        }
        writer.write(line);
        writer.newLine();
        writer.flush();
    }
    enrich(writer, linkedIssues, depth - 1);
    while (remaining.get() > 0) {
        Thread.sleep(100);
    }
    // write end of rss
    do {
        writer.write(line);
    } while ((line = reader.readLine()) != null);
    reader.close();
    writer.close();
    if (deleteSource) {
        Assert.isTrue(input.getFile().delete(), "failed to delete source");
    }
    return target;
}

From source file:com.imaginary.home.controller.HomeController.java

private void saveSchedule() throws ControllerException {
    synchronized (commandQueue) {
        ArrayList<Map<String, Object>> all = new ArrayList<Map<String, Object>>();
        HashMap<String, Object> cfg = new HashMap<String, Object>();

        for (ScheduledCommandList sList : scheduler) {
            ArrayList<Map<String, Object>> commands = new ArrayList<Map<String, Object>>();
            HashMap<String, Object> schedule = new HashMap<String, Object>();

            for (JSONObject cmd : sList) {
                try {
                    commands.add(toMap(cmd));
                } catch (JSONException e) {
                    throw new ControllerException(e);
                }//www .  j  ava2s.  c  o  m
            }
            schedule.put("commands", commands);
            schedule.put("executeAfter", sList.getExecuteAfter());
            schedule.put("scheduleId", sList.getScheduleId());
            schedule.put("serviceId", sList.getServiceId());
            all.add(schedule);
        }
        cfg.put("schedule", all);
        try {
            File f = new File(SCHEDULER_FILE);
            File backup = null;

            if (f.exists()) {
                backup = new File(SCHEDULER_FILE + "." + System.currentTimeMillis());
                if (!f.renameTo(backup)) {
                    throw new ControllerException("Unable to make backup of configuration file");
                }
                f = new File(SCHEDULER_FILE);
            }
            boolean success = false;
            try {
                BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(f)));

                writer.write((new JSONObject(cfg)).toString());
                writer.newLine();
                writer.flush();
                writer.close();
                success = true;
            } finally {
                if (!success && backup != null) {
                    //noinspection ResultOfMethodCallIgnored
                    backup.renameTo(f);
                }
            }
        } catch (IOException e) {
            throw new ControllerException("Unable to save command file: " + e.getMessage());
        }
    }
}

From source file:org.matsim.contrib.analysis.vsp.traveltimedistance.TravelTimeValidationRunner.java

private void writeTravelTimeValidation(String folder, List<CarTrip> trips) {
    BufferedWriter bw = IOUtils.getBufferedWriter(folder + "/validated_trips.csv");
    XYSeriesCollection times = new XYSeriesCollection();
    XYSeriesCollection distances = new XYSeriesCollection();

    XYSeries distancess = new XYSeries("distances", true, true);
    XYSeries timess = new XYSeries("times", true, true);
    times.addSeries(timess);//from   w ww.j a  v  a 2  s . c  o m
    distances.addSeries(distancess);
    try {
        bw.append(
                "agent;departureTime;fromX;fromY;toX;toY;traveltimeActual;traveltimeValidated;traveledDistance;validatedDistance");
        for (CarTrip trip : trips) {
            if (trip.getValidatedTravelTime() != null) {
                bw.newLine();
                bw.append(trip.toString());
                timess.add(trip.getActualTravelTime(), trip.getValidatedTravelTime());
                distancess.add(trip.getTravelledDistance(), trip.getValidatedTravelDistance());
            }
        }

        bw.flush();
        bw.close();
        final JFreeChart chart2 = ChartFactory.createScatterPlot("Travel Times", "Simulated travel time [s]",
                "Validated travel time [s]", times);
        final JFreeChart chart = ChartFactory.createScatterPlot("Travel Distances",
                "Simulated travel distance [m]", "Validated travel distance [m]", distances);

        NumberAxis yAxis = (NumberAxis) ((XYPlot) chart2.getPlot()).getRangeAxis();
        NumberAxis xAxis = (NumberAxis) ((XYPlot) chart2.getPlot()).getDomainAxis();
        NumberAxis yAxisd = (NumberAxis) ((XYPlot) chart.getPlot()).getRangeAxis();
        NumberAxis xAxisd = (NumberAxis) ((XYPlot) chart.getPlot()).getDomainAxis();
        yAxisd.setUpperBound(xAxisd.getUpperBound());
        yAxis.setUpperBound(xAxis.getUpperBound());
        yAxis.setTickUnit(new NumberTickUnit(500));
        xAxis.setTickUnit(new NumberTickUnit(500));

        XYAnnotation diagonal = new XYLineAnnotation(xAxis.getRange().getLowerBound(),
                yAxis.getRange().getLowerBound(), xAxis.getRange().getUpperBound(),
                yAxis.getRange().getUpperBound());
        ((XYPlot) chart2.getPlot()).addAnnotation(diagonal);

        XYAnnotation diagonald = new XYLineAnnotation(xAxisd.getRange().getLowerBound(),
                yAxisd.getRange().getLowerBound(), xAxisd.getRange().getUpperBound(),
                yAxisd.getRange().getUpperBound());
        ((XYPlot) chart.getPlot()).addAnnotation(diagonald);

        ChartUtilities.writeChartAsPNG(new FileOutputStream(folder + "/validated_traveltimes" + ".png"), chart2,
                1500, 1500);
        ChartUtilities.writeChartAsPNG(new FileOutputStream(folder + "/validated_traveldistances.png"), chart,
                1500, 1500);
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

}

From source file:canreg.client.analysis.Tools.java

/**
 *
 * @param popoutput//from   ww  w. j a va2 s  . c om
 * @param startYear
 * @param populations
 * @param separator
 * @throws IOException
 * @throws canreg.common.database.IncompatiblePopulationDataSetException
 */
public static void writePopulationsToFile(BufferedWriter popoutput, int startYear,
        PopulationDataset[] populations, String separator)
        throws IOException, IncompatiblePopulationDataSetException {
    String popheader = "YEAR" + separator;
    popheader += "AGE_GROUP_LABEL" + separator;
    popheader += "AGE_GROUP" + separator;
    popheader += "SEX" + separator;
    popheader += "COUNT" + separator;
    popheader += "REFERENCE_COUNT" + separator;
    popheader += "AGE_GROUP_SIZE";
    popoutput.append(popheader);
    popoutput.newLine();
    int thisYear = startYear;
    for (PopulationDataset popset : populations) {
        if (popset != null) {
            String[] ageGroupNames = popset.getAgeGroupStructure().getAgeGroupNames();
            for (PopulationDatasetsEntry pop : popset.getAgeGroups()) {
                popoutput.append(thisYear + "").append(separator);
                popoutput.append(ageGroupNames[pop.getAgeGroup()]).append(separator);
                popoutput.append(pop.getStringRepresentationOfAgeGroupsForFile(separator)).append(separator);
                // get reference pop
                popoutput.append(
                        popset.getReferencePopulationForAgeGroupIndex(pop.getSex(), pop.getAgeGroup()) + "")
                        .append(separator);
                popoutput
                        .append(popset.getAgeGroupStructure().getSizeOfAgeGroupByIndex(pop.getAgeGroup()) + "");
                popoutput.newLine();
            }
        }
        thisYear++;
    }
    popoutput.flush();
}

From source file:com.apkbus.mobile.utils.ACache.java

public void putNewThread(final String key, final String value) {
    new Thread(new Runnable() {
        @Override//w w  w .  ja v  a 2s. co m
        public void run() {
            File file = mCache.newFile(key);
            BufferedWriter out = null;
            try {
                out = new BufferedWriter(new FileWriter(file), 1024);
                out.write(value);
            } catch (IOException e) {
                e.printStackTrace();
            } finally {
                if (out != null) {
                    try {
                        out.flush();
                        out.close();
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                }
                mCache.put(file);
            }
        }
    }).start();
}

From source file:com.github.geequery.codegen.ast.JavaUnit.java

/**
 * ?SourceFolder//  w  w w.j ava2s  .  co  m
 * @param srcFolder
 * @return
 * @throws IOException
 */
public File saveToSrcFolder(File srcFolder, Charset charset, OverWrittenMode mode) throws IOException {
    File javaFile = new File(srcFolder.getAbsolutePath(), getFilePath());
    if (javaFile.exists()) {
        if (mode == OverWrittenMode.NO)
            return null;
        if (mode == OverWrittenMode.AUTO) {
            if (!protectMode && GenUtil.isModified(javaFile)) {
                // ?????
                return null;
            }
        }
    }
    BufferedWriter bw = IOUtils.getWriter(javaFile, charset == null ? Charset.defaultCharset() : charset,
            false);
    writeTo(bw);
    bw.flush();
    bw.close();
    return javaFile;
}