好的,经过几次尝试,我想重新表述我的问题:
“我开发了具有角5(前端)、Spring Booad(后端)和Java 8的Web应用程序。
下一步是从接口启动安装在远程服务器上的合作伙伴软件。
这是一个带有一些参数的.exe程序,但我希望通过启动putty进行测试
我的Java类(使用@ ANKESH回答)
@Service
public class DictService extends CoreServices {
public ApiResponse<?> launch(String idWS, String ipp, String nom, String prenom, String ddn) {
try {
boolean isWindows = System.getProperty("os.name")
.toLowerCase().startsWith("windows");
String path = "C:\\klinck\\PuTTY\\putty.exe";
ProcessBuilder builder = new ProcessBuilder();
if (isWindows) {
// builder.command("cmd.exe", "/c", "dir");
builder.command("cmd.exe", "/c", path);
} else {
// this is for bash on linux (can be omitted)
builder.command("sh", "-c", "ls");
}
System.out.println(builder);
// builder.directory(new File(System.getProperty("user.home")));
// Start the process here
// Redirect the errorstream
builder.redirectErrorStream(true);
System.out.println(""+builder.redirectErrorStream());
System.out.println("before start");
Process process = builder.start();
System.out.println("after start");
// Follow the process to get logging if required
StreamGobbler streamGobbler =
new StreamGobbler (process.getInputStream(), System.out::println);
//Submit log collection to and executor for proper scheduling and collection of loggs
System.out.println("before executors submit");
Executors.newSingleThreadExecutor().submit(streamGobbler);
// Collect exit code
System.out.println("before waitFor");
int exitCode = process.waitFor();
System.out.println("after waitFor");
// validate if the appliction exited without errors using exit code
assert exitCode == 0;
} catch (Exception ure) {
return new ApiResponse<>(false, "Une erreur interne est survenue. Merci de contacter le support", null, 0);
}
return new ApiResponse<>(true, null, null, 0);
}
private static class StreamGobbler implements Runnable {
private InputStream inputStream;
private Consumer<String> consumer;
public StreamGobbler(InputStream inputStream, Consumer<String> consumer) {
this.inputStream = inputStream;
this.consumer = consumer;
}
@Override
public void run() {
System.out.println("StreamGlobber run");
new BufferedReader(new InputStreamReader(inputStream)).lines()
.forEach(consumer);
}
}
}
已启动的进程,但没有显示GUI。
我注意到这个过程会锁定Tomcat日志文件(stderr和stdout)
我发现这是可能的:
Best Way to Launch External Process from Java Web-Service?
Executing external Java program from a webapp
但是我没有成功地修改这个代码。
这里是日志:
java.lang.ProcessBuilder@7b1ead05
true
before start
after start
before executors submit
before waitFor
StreamGlobber run
似乎进程已启动。
我不明白……我怎么能解决这个问题?