public final LongUpdater reserveLong(){
  if (this.ignoreWrites)   return null;
  checkIfWritable();
  ensureCapacity(8);
  LongUpdater result=new LongUpdater(this.buffer);
  buffer.putLong(0L);
  return result;
}

public final LongUpdater reserveLong ( ) { if ( this . ignoreWrites ) return null ; checkIfWritable ( ) ; ensureCapacity ( 8 ) ; LongUpdater result = new LongUpdater ( this . buffer ) ; buffer . putLong ( 0L ) ; return result ; }
reserves space in the output for a long and returns a longupdater than can be used to update this particular long .
