| A | B | A | B |
| write | 強制結束（結束進程、系統重啓） | SocketException: Connection reset by peer: socket write error | |
| read | 強制結束（結束進程、系統重啓） | SocketException: Connection reset | |
| write | socket.close() | SocketException: Software caused connection abort: socket write error | SocketException: Socket closed |
| read | socket.close() | -1，正常結束 | SocketException: Socket closed |
