Java开发网 - Runtime如何调出cmd的输入输出？

Topic: Runtime如何调出cmd的输入输出？

1.Runtime如何调出cmd的输入输出？	Copy to clipboard
Posted by: snooopy Posted on: 2005-09-18 17:30 我知道有个办法可以实现，Runtime.getRuntime().exec("cmd.exe /c dir") 但我想知道如何调出cmd或command的输出和输入啊，让我可以在代码里输入命令编译时会自动运行？

2.Re:Runtime如何调出cmd的输入输出？ [Re: snooopy]	Copy to clipboard
Posted by: wild_fox Posted on: 2005-09-23 16:12 Reading Output from a Command try { // Execute command String command = "ls"; Process child = Runtime.getRuntime().exec(command); // Get the input stream and read from it InputStream in = child.getInputStream(); int c; while ((c = in.read()) != -1) { process((char)c); } in.close(); } catch (IOException e) { }

3.Re:Runtime如何调出cmd的输入输出？ [Re: snooopy]	Copy to clipboard
Posted by: wild_fox Posted on: 2005-09-23 16:13 Sending Input to a Command try { // Execute command String command = "cat"; Process child = Runtime.getRuntime().exec(command); // Get output stream to write from it OutputStream out = child.getOutputStream(); out.write("some text".getBytes()); out.close(); } catch (IOException e) { }