docs: private byte[] getData(byte[] in, java.lang.Integer size) {
  	    if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
  	      SibTr.entry(tc, "getData", new Object[] { in, size });
  	    byte tmp[] = null;
  	    if (in != null) {
  	      int len = 1024;
  	      if (size.intValue() > 0)
  	        len = size.intValue();
  	      if (len > in.length)
  	        len = in.length;
  	      tmp = new byte[len];
  	      System.arraycopy(in, 0, tmp, 0, len);
  	    }
  	    if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
  	      SibTr.exit(tc, "getData", tmp);
  	    return tmp;
  	  }