public static boolean deletePictureCache() {
String thumbnailPath = SDCARD_PATH + File.separator + PICTURE_THUMBNAIL;
String middlePath = SDCARD_PATH + File.separator + PICTURE_BMIDDLE;
String oriPath = SDCARD_PATH + File.separator + PICTURE_LARGE;
deleteDirectory(new File(thumbnailPath));
deleteDirectory(new File(middlePath));
deleteDirectory(new File(oriPath));
return true;
}
private static boolean deleteDirectory(File path) {
if (path.exists()) {
File[] files = path.listFiles();
if (files == null) {
return true;
}
for (int i = 0; i < files.length; i++) {
if (files[i].isDirectory()) {
deleteDirectory(files[i]);
} else {
files[i].delete();
}
}
}
return (path.delete());
}