Example usage for java.io File delete

Introduction

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

Prototype

public boolean delete()

Source Link

Document

Deletes the file or directory denoted by this abstract pathname.

Usage

From source file:Main.java

public static boolean save_png_from_bitmap(Bitmap bm, String filename) {

    boolean resultado = true;
    File f = new File(filename);
    if (f.exists())
        f.delete();
    try {/*from  w w  w.j  a  va 2s . com*/
        FileOutputStream o_s = new FileOutputStream(f);
        bm.compress(Bitmap.CompressFormat.PNG, 100, o_s);
        o_s.flush();
        o_s.close();
    } catch (Exception e) {
        resultado = false;

        e.printStackTrace();
    }
    return resultado;
}

From source file:Main.java

public static void saveJsonToFile(String toSave, String filename, Activity currActivity) {

    // check if the file exists
    File dir = currActivity.getFilesDir();
    File file = new File(dir, filename);

    if (file.exists()) {
        file.delete();
    }//from w  w  w  .  jav a  2  s  . c o  m

    FileOutputStream outputStream;
    try {
        outputStream = currActivity.openFileOutput(filename, Context.MODE_APPEND);
        outputStream.write(toSave.getBytes());
        outputStream.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:Main.java

private static void deleteFlie(String path) {
    if (TextUtils.isEmpty(path)) {
        return;//from w  w w.jav a 2s . c o m
    }
    File filePath = new File(path);
    File[] itemList = filePath.listFiles();
    long totalSize = 0;
    if (null != itemList) {
        for (File f : itemList) {
            if (f.exists() && f.isFile()) {
                f.delete();
            }
        }
    }
}

From source file:Main.java

public static void deletePcFile(String... path) {
    if (path != null) {
        for (int i = 0; i < path.length; i++) {
            if (null != path[i] && (!"".equals(path[i]))) {
                File file = new File(path[i]);
                if (file.exists()) {
                    file.delete();
                }/*from w  ww.j a v  a2  s. c  o  m*/
            }
        }
    }
}

From source file:Main.java

public static void saveBitmapToSD(Bitmap bitmap) {
    String root = Environment.getExternalStorageDirectory().toString();
    File myDir = new File(root + "/Download");
    myDir.mkdirs();/*  ww w  .j av  a  2s  . com*/
    Random generator = new Random();
    String fname = "Image-" + System.currentTimeMillis() + ".jpg";
    File file = new File(myDir, fname);
    if (file.exists())
        file.delete();
    try {
        FileOutputStream out = new FileOutputStream(file);
        bitmap.compress(Bitmap.CompressFormat.JPEG, 90, out);
        out.flush();
        out.close();

    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:Main.java

public static void clearLoginResult(Context context) {
    File signinFile = new File(context.getFilesDir(), "signin");
    if (signinFile.exists()) {
        signinFile.delete();
    }/*from w w  w  .j a v  a  2s  .  c om*/
}

From source file:Utils.java

/**
 * delete all files under this file and including this file
 * /*from w  w  w.j  av a 2s . c  o m*/
 * @param f
 * @throws IOException
 */
public static void deleteAll(File f) throws IOException {
    recurse(f, new RecurseAction() {
        public void doFile(File file) throws IOException {
            file.delete();
            if (file.exists()) {
                throw new IOException("Failed to delete  " + file.getPath());
            }
        }

        public void doBeforeFile(File f) {
        }

        public void doAfterFile(File f) {
        }
    });
}

From source file:Main.java

private static void deleteFileFromLocal(String requestPath) {
    // TODO Auto-generated method stub
    File file = new File(requestPath);
    if (file.exists()) {
        file.delete();
    }/*from   w w w.  ja va2 s  .  c  o  m*/
}

From source file:Main.java

public static void removeExternalFile(String path, String logTag) {
    File file = new File(path);
    if (file.exists()) {
        boolean isDeleted = file.delete();
        if (!isDeleted) {
            Log.e(logTag, "failed to delete " + path);
        }/*from   ww  w . j  av a2  s .c om*/
    }
}

From source file:Main.java

public static boolean delFile(String filePathAndName) {
    boolean bea = false;
    try {/*from   w  w  w  . j a v  a 2  s  .  com*/
        String filePath = filePathAndName;
        File myDelFile = new File(filePath);
        if (myDelFile.exists()) {
            myDelFile.delete();
            bea = true;
        } else {
            bea = false;
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return bea;
}