Example usage for java.io File createNewFile

Introduction

In this page you can find the example usage for java.io File createNewFile.

Prototype

public boolean createNewFile() throws IOException

Source Link

Document

Atomically creates a new, empty file named by this abstract pathname if and only if a file with this name does not yet exist.

Usage

From source file:Main.java

public static boolean saveBitmap(Bitmap aBmp, String aPath) {
    if (aBmp == null || aPath == null) {
        return false;
    }/*from w ww  .j ava2  s.  co  m*/
    FileOutputStream fos = null;
    ByteArrayOutputStream baos = null;
    boolean result;
    try {
        File file = new File(aPath);
        if (!file.exists()) {
            file.createNewFile();
        }
        fos = new FileOutputStream(file);
        baos = new ByteArrayOutputStream();
        aBmp.compress(Bitmap.CompressFormat.PNG, 100, baos); //SUPPRESS CHECKSTYLE
        fos.write(baos.toByteArray());
        baos.flush();
        fos.flush();

        result = true;
    } catch (OutOfMemoryError e) {
        e.printStackTrace();
        result = false;
    } catch (Exception e) {
        e.printStackTrace();
        result = false;
    } finally {
        try {
            if (baos != null) {
                baos.close();
            }
            if (fos != null) {
                fos.close();
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    return result;
}

From source file:Main.java

public static void logToFile(String filename, String log) {
    File myFile = new File("/sdcard/SAGETablet/" + filename + ".txt");
    try {//from  w w w.  j a va2  s.  c o  m
        if (!myFile.exists()) {
            myFile.createNewFile();
        }
        FileOutputStream fOut = new FileOutputStream(myFile);
        OutputStreamWriter myOutWriter = new OutputStreamWriter(fOut);
        myOutWriter.append(log);
        myOutWriter.close();
        fOut.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:Main.java

public static boolean saveJPEGBitmap(Bitmap aBmp, String aPath) {
    if (aBmp == null || aPath == null) {
        return false;
    }//  ww w  .ja va 2  s . c o m

    FileOutputStream fos = null;
    ByteArrayOutputStream baos = null;
    boolean result = false;
    try {
        File file = new File(aPath);
        if (!file.exists()) {
            file.createNewFile();
        }
        fos = new FileOutputStream(file);
        baos = new ByteArrayOutputStream();
        aBmp.compress(Bitmap.CompressFormat.JPEG, 100, baos); //SUPPRESS CHECKSTYLE
        fos.write(baos.toByteArray());
        baos.flush();
        fos.flush();

        result = true;
    } catch (Error e) {
        e.printStackTrace();
    } catch (Exception e) {
        e.printStackTrace();
        result = false;
    } finally {
        try {
            if (baos != null) {
                baos.close();
            }
            if (fos != null) {
                fos.close();
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    return result;
}

From source file:Main.java

public static void createAccessLog(String accessLog, String fileName) {

    makeDirectory(getFilesDir());//from  w w w  .  ja v a 2  s .c o  m
    FileOutputStream fos = null;
    try {
        File newFile = new File(getFilesDir(), fileName);
        if (!newFile.exists()) {
            newFile.createNewFile();
        }

        fos = new FileOutputStream(newFile, false);
        Writer writer = new OutputStreamWriter(fos);
        writer.write(accessLog);
        writer.flush();
        fos.close();
    } catch (IOException e) {
        e.printStackTrace();
    }

}

From source file:com.ctt.persistance.StorageFile.java

public static void saveTransaction(Transaction t) throws IOException {
    try {//from   w  w w .j  a  va2s . c  o m

        List<String> list = new ArrayList<String>();
        list.add(t.transactionString());

        String name_file = Main.prop.getProperty("path_transactions") + "transactions_" + t.getCard_number()
                + ".csv";

        File f = new File(name_file);
        if (!f.exists()) {
            f.createNewFile();
        }

        System.out.println("Guardar Transacciones");

        FileUtils.writeLines(new File(name_file), list, true);
    } catch (Exception e) {
        Main.appendLog("Error: SAVE TRANSACTION: " + e.getMessage());
    }
}

From source file:Main.java

public static void createFile(String filePath) throws IOException {
    File file = new File(filePath);
    File parent = file.getParentFile();

    if (!parent.exists()) {
        parent.mkdirs();/*from   w  ww. j a  v a2  s  .  c  om*/
    }
    file.createNewFile();
}

From source file:Main.java

public static void writeLog(String log) {
    File file = new File("/sdcard/xh.log");
    if (!file.exists()) {
        try {//  ww  w .j av a 2 s  .c om
            file.createNewFile();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            //            e.printStackTrace();
        }
    }
    BufferedWriter out = null;
    try {
        // Create file 
        FileWriter fstream = new FileWriter("/sdcard/xh.log", true);
        out = new BufferedWriter(fstream);
        SimpleDateFormat sdf = new SimpleDateFormat("MM-dd HH:mm:ss   ");
        String time = sdf.format(new Date(System.currentTimeMillis()));
        out.append(time);
        out.append(log);
        out.append("\r\n\r\n");
    } catch (Exception e) {//Catch exception if any
    } finally {
        try {
            if (out != null) {
                out.close();
            }
        } catch (IOException e) {
        }
    }
}

From source file:mesclasses.util.FileSaveUtil.java

public static File createNewSaveFile(File file) {
    try {//from   w  ww .j a va2s .  c o  m
        file.createNewFile();
        return file;
    } catch (IOException ex) {
        LOG.error("Le fichier " + file.getPath() + " ne peut pas tre cr");
        return null;
    }
}

From source file:europarl.Cfg.java

public static boolean load_config(String filename) {
    File f = new File(filename);
    if (!f.exists()) {
        try {//from   w w  w  .  j  a  v a 2 s.co  m
            f.createNewFile();
        } catch (IOException exc) {
            log.warn("Can't create the file: " + exc);
        }
    }

    try {
        cfg = new PropertiesConfiguration(f);
        cfg.setThrowExceptionOnMissing(false);
        init_default();
        cfg.save(f);

        return true;
    } catch (ConfigurationException exc)//error reading: IO, file format...
    {
        log.error("Error when loading config: " + exc);
        return false;
    }

}

From source file:Main.java

public static File createFileInSDCard(String path, String fileName) {
    File dir = new File(path);
    try {/*from   w  ww  . j  a  v  a2 s.co m*/
        if (!dir.exists() && dir.mkdirs()) {
            System.out.println("Directory created");
        } else {
            System.out.println("Directory is not created");
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    File file = null;
    try {
        if (dir.exists()) {
            file = new File(dir, fileName);
            file.createNewFile();
        } else {

        }
    } catch (Exception e1) {
        e1.printStackTrace();
    }
    return file;
}