- 자답 -
String strSend = ed_send.getText().toString();
strSend = new String(strSend.getBytes("utf-8"));
BufferedOutputStream bos = new BufferedOutputStream(m_soc.getOutputStream());
DataOutputStream dos = new DataOutputStream(bos);
dos.writeInt(strSend.getBytes().length);
dos.write(strSend.getBytes());
dos.flush();