public static synchronized void loadLibrary(){
  if (!libLoaded) {
    System.loadLibrary("aacdecoder");
    libLoaded=true;
  }
}

public static synchronized void loadLibrary ( ) { if ( ! libLoaded ) { System . loadLibrary ( "aacdecoder" ) ; libLoaded = true ; } }
loads the native library . this method is automatically called when first needed .
