Method exists

lib/java/io/File.java:444–453

Returns a boolean indicating whether this file can be found on the underlying file system. @return true if this file exists, false otherwise. @throws SecurityException if a SecurityManager is installed and it denies read access to this file. @see #get

()

     * @see java.lang.SecurityManager#checkRead(FileDescriptor)
     */
    public boolean exists() {
        if (path.length() == 0) {
            return false;
        }
//        SecurityManager security = System.getSecurityManager();
//        if (security != null) {
//            security.checkRead(path);
//        }
        return existsImpl(properPath(true));
    }

    private native boolean existsImpl(byte[] filePath);