public abstract LongBuffer put (long b);
public LongBuffer put (LongBuffer src) { if (src == this) throw new IllegalArgumentException ();  if (src.remaining () > remaining ()) throw new BufferOverflowException ();  if (src.remaining () > 0) { long[] toPut = new long [src.remaining ()]; src.get (toPut); src.put (toPut); }  return this; }
  public abstract LongBuffer put (long b);