标签:java socket printStackTrace IOException catch new null
1.客户端传输到服务端
public void service() { ServerSocket serverSocket = null; InputStreamReader inputStreamReader = null; try { serverSocket = new ServerSocket(8899); Socket accept = serverSocket.accept(); InputStream inputStream = accept.getInputStream(); inputStreamReader = new InputStreamReader(inputStream); char[] cbuf = new char[5]; int len = 0; while ( (len = inputStreamReader.read(cbuf))!=-1 ){ System.out.print(new String(cbuf, 0, len)); } } catch (IOException e) { e.printStackTrace(); } finally { if (inputStreamReader != null) { try { inputStreamReader.close(); } catch (IOException e) { e.printStackTrace(); } } if (serverSocket != null) { try { serverSocket.close(); } catch (IOException e) { e.printStackTrace(); } } } } @Test public void client() { Socket socket = null; OutputStreamWriter outputStreamWriter = null; try { InetAddress localHost = InetAddress.getLocalHost(); socket = new Socket(localHost,8899); OutputStream outputStream = socket.getOutputStream(); outputStreamWriter = new OutputStreamWriter(outputStream); outputStreamWriter.write("你好,我是客户端"); } catch (IOException e) { e.printStackTrace(); } finally { if (outputStreamWriter != null) { try { outputStreamWriter.close(); } catch (IOException e) { e.printStackTrace(); } } if (socket != null) { try { socket.close(); } catch (IOException e) { e.printStackTrace(); } } } }
标签:java,socket,printStackTrace,IOException,catch,new,null 来源: https://www.cnblogs.com/cciscc/p/16214709.html
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