Example usage for java.io FileWriter flush

List of usage examples for java.io FileWriter flush

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Introduction

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

Prototype

public void flush() throws IOException

Source Link

Document

Flushes the stream.

Usage

From source file:edu.kit.dama.util.SystemUtils.java

/**
 * Generate the chgrp script for Unix systems.
 *
 * @return The full path to the chgrp script.
 *
 * @throws IOException If the generation fails.
 *//*  w  ww .j av a2s  .  c  o m*/
private static String generateChgrpScript() throws IOException {
    String scriptFile;
    FileWriter fout = null;
    try {
        scriptFile = FilenameUtils.concat(System.getProperty("java.io.tmpdir"), "chgrpFolder.sh");
        fout = new FileWriter(scriptFile, false);
        StringBuilder b = new StringBuilder();
        b.append("#!/bin/sh\n");
        b.append("echo Changing ownership of $2 to $1\n");
        b.append("chgrp $1 $2 -R\n");
        LOGGER.debug("Writing script data to '{}'", scriptFile);
        fout.write(b.toString());
        fout.flush();
    } finally {
        if (fout != null) {
            try {
                fout.close();
            } catch (IOException ioe) {//ignore
            }
        }
    }
    return scriptFile;
}

From source file:edu.kit.dama.util.SystemUtils.java

/**
 * Generate the open script for Unix systems.
 *
 * @return The full path to the open script.
 *
 * @throws IOException If the generation fails.
 *//*  www.  j a v  a  2 s . c o m*/
private static String generateOpenScript() throws IOException {
    String scriptFile;
    FileWriter fout = null;
    try {
        scriptFile = FilenameUtils.concat(System.getProperty("java.io.tmpdir"), "stickFolder.sh");
        fout = new FileWriter(scriptFile, false);
        StringBuilder b = new StringBuilder();
        b.append("#!/bin/sh\n");
        b.append("echo Changing access of $1 to 2770\n");
        b.append("chmod 2770 $1 -R\n");
        LOGGER.debug("Writing script data to '{}'", scriptFile);
        fout.write(b.toString());
        fout.flush();
    } finally {
        if (fout != null) {
            try {
                fout.close();
            } catch (IOException ioe) {//ignore
            }
        }
    }
    return scriptFile;
}

From source file:edu.kit.dama.transfer.client.types.TransferTask.java

/**
 * Writes a list of TransferTask entities in XML format into pFile
 *
 * @param pTasks The list of tasks to persist
 * @param pFile The file where the data will be written to
 *
 * @throws IOException If the file could not be written
 *///  w  w  w  . j  a v  a2 s . c  o  m
public static void toXML(List<TransferTask> pTasks, File pFile) throws IOException {
    StringBuilder buffer = new StringBuilder();
    FileWriter writer = null;
    buffer.append("<transferTasks>\n");
    try {
        writer = new FileWriter(pFile);
        int cnt = 0;
        for (TransferTask task : pTasks) {
            buffer.append(task.toXml()).append("\n");
            cnt++;
            if (cnt % 100 == 0) {//flush buffer all 100 tasks
                writer.write(buffer.toString());
                writer.flush();
                buffer = new StringBuilder();
            }
        }
        writer.write(buffer.toString());
        writer.write("</transferTasks>\n");
        writer.flush();
    } finally {
        if (writer != null) {
            try {
                writer.close();
            } catch (IOException ioe) {
            }
        }
    }
}

From source file:com.bluexml.side.m2.repositoryBuilder.Builder.java

private static void writeShellScript(File script, List<File> poms) throws Exception {
    // create file
    if (!script.exists()) {
        script.createNewFile();//ww w  . j  a v a  2 s .c om
    }

    FileWriter fw = new FileWriter(script);

    // write header
    String header = "#!/bin/bash\n";
    header += "if [ $# -eq 1 ]; then" + "\n";
    header += "  MAVENREPO=$1" + "\n";
    header += "else" + "\n";
    header += "  echo \"Usage: patcher.sh MAVENREPO\"" + "\n";
    header += "  echo \"       with MAVENREPO = maven.repo.local absolute path\"" + "\n";
    header += "  exit -2" + "\n";
    header += "fi" + "\n";
    fw.write(header);

    for (File file : poms) {
        fw.write("mvn dependency:go-offline -P public -f " + file.getAbsolutePath()
                + " -Dmaven.repo.local=$MAVENREPO\n");
    }

    // save close
    fw.flush();
    fw.close();
}

From source file:com.sldeditor.test.unit.tool.vector.VectorToolTest.java

/**
 * Stream 2 file.//from  ww  w .  ja  v a  2  s .  co m
 *
 * @param in the in
 * @return the file
 * @throws IOException Signals that an I/O exception has occurred.
 */
private static File stream2file(InputStream in) throws IOException {
    final File tempFile = File.createTempFile(PREFIX, SUFFIX);
    try (FileOutputStream out = new FileOutputStream(tempFile)) {
        IOUtils.copy(in, out);
    }

    // Update the font for the operating system
    String newFont = getFontForOS();
    if (newFont.compareToIgnoreCase(DEFAULT_FONT) != 0) {
        BufferedReader br = new BufferedReader(new FileReader(tempFile));
        try {
            StringBuilder sb = new StringBuilder();
            String line = br.readLine();

            while (line != null) {
                sb.append(line.replace(DEFAULT_FONT, newFont));
                sb.append("\n");
                line = br.readLine();
            }
            try {
                FileWriter fileWriter = new FileWriter(tempFile);
                fileWriter.write(sb.toString());
                fileWriter.flush();
                fileWriter.close();
            } catch (IOException e) {
                e.printStackTrace();
            }

        } finally {
            br.close();
        }
    }
    return tempFile;
}

From source file:foss.filemanager.core.Utils.java

public static void transform(File input, File output, Charset dstCharset) throws IOException {
    BufferedReader br = null;/*from   ww  w .ja  va 2  s.  c om*/
    FileWriter fileWriter = new FileWriter(output);
    try {
        String sCurrentLine;
        br = new BufferedReader(new FileReader(input));
        int i = 0;
        while ((sCurrentLine = br.readLine()) != null) {
            //Charset srcCharset = Charset.forName("UTF-8");
            InputStream is = new FileInputStream(input);
            Charset srcCharset = Charset.forName(guessEncoding(is));
            byte[] isoB = encode(sCurrentLine.getBytes(), srcCharset, dstCharset);
            fileWriter.write(new String(isoB, dstCharset));
            fileWriter.write("\n");
            System.out.println(i++);
        }
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        try {
            fileWriter.flush();
            fileWriter.close();
            if (br != null)
                br.close();
        } catch (IOException ex) {
            ex.printStackTrace();
        }
    }
}

From source file:au.org.ala.spatial.analysis.layers.LayerDistanceIndex.java

public static void put(Map<String, Double> newDistances) {
    FileWriter fw = null;
    try {//w w w  .  j  ava  2s . c  om
        //create distances file if it does not exist.
        File layerDistancesFile = new File(IntersectConfig.getAlaspatialOutputPath() + LAYER_DISTANCE_FILE);
        if (!layerDistancesFile.exists()) {
            fw = new FileWriter(layerDistancesFile);
            fw.close();
        }

        fw = new FileWriter(layerDistancesFile, true);
        for (String key : newDistances.keySet()) {
            fw.write(key + "=" + newDistances.get(key) + "\n");
        }
        fw.flush();
    } catch (Exception e) {
        logger.error(e.getMessage(), e);
    } finally {
        if (fw != null) {
            try {
                fw.close();
            } catch (Exception e) {
                logger.error(e.getMessage(), e);
            }
        }
    }

}

From source file:io.github.casnix.mcdropshop.util.configsys.Shops.java

public static boolean checkShopsFile() {
    File shopsFile = new File("./plugins/mcDropShop/Shops.json");

    if (!shopsFile.exists())
        return false;

    try {//w  w w .ja  va 2  s .co  m
        String configTable = new String(Files.readAllBytes(Paths.get("./plugins/mcDropShop/Shops.json")));

        JSONParser parser = new JSONParser();

        Object obj = parser.parse(configTable);

        JSONObject jsonObj = (JSONObject) obj;

        String listVersion = (String) jsonObj.get("listVersion");

        if (listVersion == null || !listVersion.equals("0.2.0")) {
            // Old version
            jsonObj.put("listVersion", "0.2.0");

            // Update Shops.json
            FileWriter shopsJSON = new FileWriter("./plugins/mcDropShop/Shops.json");

            shopsJSON.write(jsonObj.toJSONString());

            shopsJSON.flush();
            shopsJSON.close();
        }

        return true;
    } catch (Exception e) {
        Bukkit.getLogger().severe("mcDropShop failed on setup check in Shops.json");

        e.printStackTrace();

        return false;
    }
}

From source file:edu.kit.dama.util.SystemUtils.java

/**
 * Generate the lock script for Unix systems.
 *
 * @return The full path to the lock script.
 *
 * @throws IOException If the generation fails.
 *//* w w w .  j  a  va2  s .co m*/
private static String generateLockScript() throws IOException {
    String scriptFile;
    FileWriter fout = null;
    try {
        scriptFile = FilenameUtils.concat(System.getProperty("java.io.tmpdir"), "lockFolder.sh");
        fout = new FileWriter(scriptFile, false);
        StringBuilder b = new StringBuilder();
        b.append("#!/bin/sh\n");
        b.append("echo Changing owner of $1 to `whoami`\n");
        b.append("chown `whoami` $1 -R\n");
        b.append("echo Changing access of $1 to 700\n");
        b.append("chmod 700 $1 -R\n");
        LOGGER.debug("Writing script data to '{}'", scriptFile);
        fout.write(b.toString());
        fout.flush();
    } finally {
        if (fout != null) {
            try {
                fout.close();
            } catch (IOException ioe) {//ignore
            }
        }
    }
    return scriptFile;
}

From source file:com.act.lcms.db.analysis.WaveformAnalysis.java

public static void printIntensityTimeGraphInCSVFormat(List<XZ> values, String fileName) throws Exception {
    FileWriter chartWriter = new FileWriter(fileName);
    chartWriter.append("Intensity, Time");
    chartWriter.append(NEW_LINE_SEPARATOR);
    for (XZ point : values) {
        chartWriter.append(point.getIntensity().toString());
        chartWriter.append(COMMA_DELIMITER);
        chartWriter.append(point.getTime().toString());
        chartWriter.append(NEW_LINE_SEPARATOR);
    }//from   www  . j a  v  a  2s. com
    chartWriter.flush();
    chartWriter.close();
}