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:Main.java

public static void write(String in, File file, boolean append) {
    if (file.exists()) {
        file.delete();/*from  ww w. j a v a2s .c om*/
    }
    try {
        file.createNewFile();
        FileWriter fw = new FileWriter(file, append);
        fw.write(in);
        fw.flush();
        fw.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:fm.moe.android.util.JSONFileHelper.java

public static void write(final JSONObject object, final String path) throws IOException {
    if (object == null || path == null)
        return;//from w w w  .  j av a  2 s.  c  o m
    new File(path).delete();
    final RandomAccessFile raf = new RandomAccessFile(path, FILE_MODE_RW);
    final FileWriter fw = new FileWriter(raf.getFD());
    fw.write(object.toString());
    fw.flush();
    fw.close();
}

From source file:cfd.backupper.state.StartupConfig.java

public static void putSetting(String key, List l) {

    //l needs to be toString(), otherwise there are no doublequotes in JSON.
    List stringedList = (List) l.stream().map(elem -> elem.toString()).collect(Collectors.toList());
    if (jo.containsKey(key)) {
        jo.replace(key, stringedList);/*ww w . j  av  a  2 s . c  o m*/
    } else {
        jo.put(key, stringedList);
    }
    try {
        FileWriter fw = new FileWriter(confFile, false);
        fw.append(jo.toJSONString());
        fw.flush();
        fw.close();
    } catch (IOException ex) {
        Logger.getLogger(StartupConfig.class.getName()).log(Level.SEVERE, null, ex);
    }
}

From source file:Main.java

/**
 * write a string To a File/*w w  w  . j  a v  a  2  s.c  o  m*/
 * 
 * @param context
 * @param file
 * @param string
 * @param isAppend
 * @return
 */
public static boolean writeStringToFile(File file, String string, boolean isAppend) {
    boolean isWriteOk = false;

    if (null == file || null == string) {
        return isWriteOk;
    }

    FileWriter fw = null;
    try {
        fw = new FileWriter(file, isAppend);

        fw.write(string, 0, string.length());
        fw.flush();
        isWriteOk = true;
    } catch (Exception e) {
        isWriteOk = false;
        e.printStackTrace();
    } finally {
        if (fw != null) {
            try {
                fw.close();
            } catch (IOException e) {
                isWriteOk = false;
                e.printStackTrace();
            }
        }
    }
    return isWriteOk;
}

From source file:TestMapObjInterface.java

public static boolean runTest(String file, String fsName, String cnaddress) {
    try {//from  w w w  . j  a  v a  2s . c  o m
        long targetNumChunks = 2;
        FileWriter godot = new FileWriter(file);
        File monet = new File(file);
        godot.write("I'm waiting.");
        godot.flush();
        while ((monet.length() / CHUNK_SIZE + 1) < targetNumChunks) {
            godot.write("I'm waiting.");
        }
        godot.flush();
        godot.close();
        ArrayList<String> chunks = getChunks(file, fsName, cnaddress);
        long fileChunks = (monet.length() / CHUNK_SIZE) + 1;
        if (fileChunks == chunks.size()) {
            return true;
        } else {
            System.out.print("expected " + fileChunks + " chunks, got " + chunks.size() + ": ");
            return false;
        }
    } catch (Exception e) {
        return false;
    }
}

From source file:net.firejack.platform.core.utils.MiscUtils.java

/**
 * @param properties//from  www  .j  ava  2  s  . co  m
 * @param checkFileExists
 * @param property
 * @param value
 * @throws java.io.IOException
 */
public static void setProperties(File properties, boolean checkFileExists, String property, String value)
        throws IOException {
    if (checkFileExists && !properties.exists()) {
        logger.error("Properties file [" + properties.getAbsolutePath() + "] does not exist.");
        throw new FileNotFoundException("Properties file does not found.");
        //            IOHelper.delete(dbProperties);
    }
    Properties props = new Properties();
    if (properties.exists()) {
        FileReader reader = new FileReader(properties);
        props.load(reader);
        reader.close();
    }
    props.put(property, value);
    FileWriter writer = new FileWriter(properties);
    props.store(writer, null);
    writer.flush();
    writer.close();
}

From source file:net.firejack.platform.core.utils.MiscUtils.java

/**
 * @param properties// w ww. ja v a  2s  . co m
 * @param append
 * @throws java.io.IOException
 */
public static void setProperties(File properties, Map<String, String> append) throws IOException {
    Properties props = new Properties();
    if (properties.exists()) {
        FileReader reader = new FileReader(properties);
        props.load(reader);
        reader.close();
    } else {
        FileUtils.forceMkdir(properties.getParentFile());
    }

    if (properties.exists() || properties.createNewFile()) {
        props.putAll(append);
        FileWriter writer = new FileWriter(properties);
        props.store(writer, null);
        writer.flush();
        writer.close();
    }
}

From source file:ca.uvic.cs.tagsea.wizards.TagNetworkSender.java

public static synchronized void send(String xml, IProgressMonitor sendMonitor, int id)
        throws InvocationTargetException {
    sendMonitor.beginTask("Uploading Tags", 100);
    sendMonitor.subTask("Saving Temporary file...");
    File location = TagSEAPlugin.getDefault().getStateLocation().toFile();
    File temp = new File(location, "tagsea.temp.file.txt");
    if (temp.exists()) {
        String message = "Unable to send tags. Unable to create temporary file.";
        IOException ex = new IOException(message);
        throw (new InvocationTargetException(ex, message));
    }/*from   w w  w  .  jav  a2  s  . c o m*/
    try {
        FileWriter writer = new FileWriter(temp);
        writer.write(xml);
        writer.flush();
        writer.close();
    } catch (IOException e) {
        throw new InvocationTargetException(e);
    }
    sendMonitor.worked(5);
    sendMonitor.subTask("Uploading Tags...");
    String uploadScript = "http://stgild.cs.uvic.ca/cgi-bin/tagSEAUpload.cgi";
    PostMethod post = new PostMethod(uploadScript);

    String fileName = getToday() + ".txt";
    try {
        Part[] parts = { new StringPart("KIND", "tag"), new FilePart("MYLAR" + id, fileName, temp) };
        post.setRequestEntity(new MultipartRequestEntity(parts, post.getParams()));
        HttpClient client = new HttpClient();
        int status = client.executeMethod(post);
        String resp = getData(post.getResponseBodyAsStream());
        if (status != 200) {
            IOException ex = new IOException(resp);
            throw (ex);
        }
    } catch (IOException e) {
        throw new InvocationTargetException(e, e.getLocalizedMessage());
    } finally {
        sendMonitor.worked(90);
        sendMonitor.subTask("Deleting Temporary File");
        temp.delete();
        sendMonitor.done();
    }

}

From source file:net.chunkyhosting.Roe.CHGManagerLauncher.utils.JSON.java

public static void writeJsonToFile(JSONObject json, File file) throws IOException {

    FileWriter writer = new FileWriter(file.toString());

    try {// w w  w  .j a v  a2  s .c o m

        writer.write(json.toString(4));

    } finally {

        writer.flush();
        writer.close();

    }

}

From source file:com.ratebeer.android.gui.components.helpers.ImportExport.java

/**
 * Export the offline ratings from the database to a file
 * @param list The offline ratings to export
 * @param outputfile The file to write to
 * @throws JSONException Thrown when the content could not be written to JSON
 * @throws IOException Thrown when the file could not be written to
 *//*w ww.  ja va2 s .c  o m*/
public static void exportRatings(List<OfflineRating> list, File outputfile) throws JSONException, IOException {

    // Create a single JSON object with all offline ratings
    JSONObject json = new JSONObject();
    JSONArray ratings = new JSONArray();

    for (OfflineRating item : list) {
        JSONObject rating = new JSONObject();
        rating.put("beerId", item.getBeerId());
        rating.put("beerName", item.getBeerName());
        rating.put("originalRatingId", item.getOriginalRatingId());
        rating.put("originalRatingDate", item.getOriginalRatingDate());
        rating.put("aroma", item.getAroma());
        rating.put("appearance", item.getAppearance());
        rating.put("taste", item.getTaste());
        rating.put("palate", item.getPalate());
        rating.put("overall", item.getOverall());
        rating.put("comments", item.getComments());
        rating.put("timeSaved", item.getTimeSaved().getTime());
        ratings.put(rating);
    }
    json.put("ratings", ratings);

    // Serialize the JSON object to a file
    if (outputfile.exists()) {
        outputfile.delete();
    }
    outputfile.getParentFile().mkdirs();
    outputfile.createNewFile();
    FileWriter writer = new FileWriter(outputfile);
    writer.write(json.toString(2));
    writer.flush();
    writer.close();

}