Capturing command-line output using Java

Question

Process process = Runtime.getRuntime().exec("C:/chess/h.exe");
Scanner scanner = new Scanner(process.getInputStream());
BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(process.getOutputStream()));
writer.write("uci");
while (true) System.out.println(scanner.nextLine());

It writes:

 Houdini 4 Pro x64 (c) 2013 Robert Houdart

 info string 4 processor(s) found info string NUMA configuration with 1
 node(s), offset 0 info string 128 MB Hash

If I doing the same in console, the result is

Where did other text dissapeared? How can I make it been seen using my program?

Answer 1

也尝试捕获错误输出，可能是h.exe程序仅将“ info”消息打印到标准输出，而其他所有内容都发送到错误输出的情况。

process.getErrorStream();