Java의 모니터링 도구를 사용하여 애플리케이션의 실행 상태를 모니터링하는 방법은 무엇입니까?

import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;

public class JstatExample {
    public static void main(String[] args) {
        try {
            String pid = getProcessId(); //获取当前Java进程的ID

            //执行jstat命令，并将结果输出到控制台
            Process process = Runtime.getRuntime().exec("jstat -gcutil " + pid);
            InputStream inputStream = process.getInputStream();
            BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
            String line;
            while ((line = reader.readLine()) != null) {
                System.out.println(line);
            }
            reader.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    //获取当前Java进程的ID
    private static String getProcessId() {
        String processName = java.lang.management.ManagementFactory.getRuntimeMXBean().getName();
        return processName.split("@")[0];
    }
}

public class JmapExample {
    public static void main(String[] args) {
        try {
            String pid = getProcessId(); //获取当前Java进程的ID

            //执行jmap命令，并将结果输出到控制台
            Process process = Runtime.getRuntime().exec("jmap -heap " + pid);
            InputStream inputStream = process.getInputStream();
            BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
            String line;
            while ((line = reader.readLine()) != null) {
                System.out.println(line);
            }
            reader.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    //获取当前Java进程的ID
    private static String getProcessId() {
        String processName = java.lang.management.ManagementFactory.getRuntimeMXBean().getName();
        return processName.split("@")[0];
    }
}

public class JstackExample {
    public static void main(String[] args) {
        try {
            String pid = getProcessId(); //获取当前Java进程的ID

            //执行jstack命令，并将结果输出到控制台
            Process process = Runtime.getRuntime().exec("jstack " + pid);
            InputStream inputStream = process.getInputStream();
            BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
            String line;
            while ((line = reader.readLine()) != null) {
                System.out.println(line);
            }
            reader.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    //获取当前Java进程的ID
    private static String getProcessId() {
        String processName = java.lang.management.ManagementFactory.getRuntimeMXBean().getName();
        return processName.split("@")[0];
    }
}