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 void createNoMeida(String dir) {
    File file = new File(dir + ".nomedia");
    if (file.exists()) {
        return;/*from w w  w.j a v  a2s .c o m*/
    }
    try {
        file.createNewFile();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:Main.java

public static File getFile(Context context, Bitmap sourceImg) {
    try {//w  ww. j a v a 2 s .  co m
        File f = new File(context.getCacheDir(), System.currentTimeMillis() + "temp.jpg");
        f.createNewFile();
        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        int options = 100;
        sourceImg.compress(Bitmap.CompressFormat.JPEG, options, bos);
        while (bos.toByteArray().length / 1024 > 100) {
            bos.reset();
            options -= 10;
            sourceImg.compress(Bitmap.CompressFormat.JPEG, options, bos);
        }
        byte[] bitmapdata = bos.toByteArray();
        FileOutputStream fos = new FileOutputStream(f);
        fos.write(bitmapdata);
        fos.flush();
        fos.close();
        return f;
    } catch (Exception e) {
        e.printStackTrace();
    }
    return null;
}

From source file:com.vmware.photon.controller.clustermanager.helpers.TestHelper.java

public static void createScriptFile(File scriptDirectory, String scriptContents, String scriptFileName)
        throws IOException {
    File scriptFile = new File(scriptDirectory.getAbsolutePath(), scriptFileName);
    scriptFile.createNewFile();
    scriptFile.setExecutable(true, true);
    FileUtils.writeStringToFile(scriptFile, scriptContents);
}

From source file:Main.java

public static boolean copyFile(File sourceFile, File destFile) throws IOException {
    if (!destFile.exists()) {
        destFile.createNewFile();
    }/*ww  w.  ja v a2  s .  c  o  m*/
    FileInputStream source = null;
    FileOutputStream destination = null;
    try {
        source = new FileInputStream(sourceFile);
        destination = new FileOutputStream(destFile);
        destination.getChannel().transferFrom(source.getChannel(), 0, source.getChannel().size());
    } catch (Exception e) {
        //            FileLog.e("tmessages", e);
        return false;
    } finally {
        if (source != null) {
            source.close();
        }
        if (destination != null) {
            destination.close();
        }
    }
    return true;
}

From source file:Main.java

public static File getFile(String path) throws IOException {
    String dirPath = path.substring(0, path.lastIndexOf(File.separator));
    File dirFile = new File(dirPath);
    File file = new File(path);
    if (!dirFile.exists())
        dirFile.mkdirs();/*from ww  w.  j a va 2  s .  c o  m*/
    if (!file.exists())
        file.createNewFile();
    return file;
}

From source file:Main.java

public static File getSaveFile(String folderPath, String fileNmae) {
    File file = new File(getSavePath(folderPath) + File.separator + fileNmae);
    try {// w  w w  .jav  a 2s . c  o m
        file.createNewFile();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return file;
}

From source file:Main.java

public static File generateFile(String path) {
    File file = new File(folderName, ".nomedia");
    if (!file.exists()) {
        try {//from w w  w  .j a  va2  s  .c o  m
            file.createNewFile();
        } catch (IOException e) {
            e.printStackTrace();
            file.mkdir();
        }
    }
    return new File(folderName(), generateFileName(path));
}

From source file:ZipHelper.java

public static void fileToZip(File file, File zipFile, int compressionLevel) throws Exception {
    zipFile.createNewFile();
    FileOutputStream fout = new FileOutputStream(zipFile);
    ZipOutputStream zout = null;//from w  ww  . j  a v a  2  s  .com
    try {
        zout = new ZipOutputStream(new BufferedOutputStream(fout));
        zout.setLevel(compressionLevel);
        if (file.isDirectory()) {
            File[] files = file.listFiles();
            for (int i = 0; i < files.length; i++)
                fileToZip(files[i], zout, file);
        } else if (file.isFile()) {
            fileToZip(file, zout, file.getParentFile());
        }
    } finally {
        if (zout != null)
            zout.close();
    }
}

From source file:Main.java

public static void cacheStringToFile(String str, String filename) {
    File f = new File(filename);
    if (f.exists()) {
        f.delete();/*  w w  w.j  a  va2 s  .c om*/
    }
    try {
        f.createNewFile();
    } catch (IOException e) {
        e.printStackTrace();
    }
    try {
        FileOutputStream fos = new FileOutputStream(f, true);
        fos.write(str.getBytes());
        fos.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:Main.java

public static int copyFile(String fileDir, String fileName, byte[] buffer) {
    if (buffer == null) {
        return -2;
    }/*from ww  w  . jav a 2 s .  c  o  m*/

    try {
        File file = new File(fileDir);
        if (!file.exists()) {
            file.mkdirs();
        }
        File resultFile = new File(file, fileName);
        if (!resultFile.exists()) {
            resultFile.createNewFile();
        }
        BufferedOutputStream bufferedOutputStream = new BufferedOutputStream(
                new FileOutputStream(resultFile, true));
        bufferedOutputStream.write(buffer);
        bufferedOutputStream.flush();
        bufferedOutputStream.close();
        return 0;

    } catch (Exception e) {
    }
    return -1;
}