我正在使用Java ProcessBuilder来执行两个shell脚本。我希望两次执行之间有 10 秒的时间间隔。所以这就是我使用线程的原因。但是下面的代码不会执行 shell 脚本(没有它们执行的线程(。
public void execute() {
new Thread(new Runnable() {
public void run() {
Process process_1;
try {
List<String> cmdList_1 = new ArrayList<String>();
cmdList_1.add("sh");
cmdList_1.add("command_1.sh");
ProcessBuilder pb = new ProcessBuilder(cmdList_1);
process_1 = pb.start();
process_1.waitFor();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}).start();
new Thread(new Runnable() {
public void run() {
Process process_2;
try {
Thread.sleep(10000);
List<String> cmdList_2 = new ArrayList<String>();
cmdList_2.add("sh");
cmdList_2.add("command_2.sh");
ProcessBuilder pb = new ProcessBuilder(cmdList_2);
process_2 = pb.start();
process_2.waitFor();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}).start();
}
我怎样才能修复我的代码?或者有没有更好的方法来实现我的抱负?
提前致谢
尝试使用进程的输出,如下所示:
ProcessBuilder processBuilder = new ProcessBuilder();
Process process = processBuilder.start();
BufferedReader reader = new BufferedReader((new InputStreamReader(process.getInputStream()));
String line;
while ((line = reader.readLine()) != null) {
System.out.println(line);
}