/** * Created by rmiao on 4/21/2016. */public class TestDel {    public static void main(String[] args) throws IOException {            String dest = "D:\\perforce\\workspace2\\EPC";            File file = new File(dest);            forceDelete(file);    }    private static void forceDelete(File file) throws IOException {        if (file.isDirectory()){            deleteDirectory(file);        }else{            boolean filePresent = file.exists();            if(!file.delete()){                if(!filePresent){                    throw  new FileNotFoundException("File does note exist:"+file);                }                String message = "Unable to delete file:"+file;                throw new IOException(message);            }else{                System.out.println("-"+file.getAbsolutePath());            }        }    }    public static void deleteDirectory(File directory) throws IOException{        if (directory.exists()){            cleanDirectory(directory);        }        if(!directory.delete()){            String message = "Unable to delete directory "+directory+".";            throw  new IOException(message);        }    }    /**     * Cleans a directory without deleting it.     *     * @param directory directory to clean     * @throws IOException in case cleaning is unsuccessful     */    public static void cleanDirectory(File directory) throws IOException {        if (!directory.exists()) {            String message = directory + " does not exist";            throw new IllegalArgumentException(message);        }        if (!directory.isDirectory()) {            String message = directory + " is not a directory";            throw new IllegalArgumentException(message);        }        File[] files = directory.listFiles();        if (files == null) {  // null if security restricted            throw new IOException("Failed to list contents of " + directory);        }        IOException exception = null;        for (File file : files) {            try {                forceDelete(file);            } catch (IOException ioe) {                exception = ioe;            }        }        if (null != exception) {            throw exception;        }    }}