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119 lines (102 loc) · 4.44 KB
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import lombok.extern.slf4j.Slf4j;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;
import java.util.ArrayList;
import java.util.List;
@Slf4j
public class StartAll {
// 存储所有子进程的引用
private static final List<Process> childProcesses = new ArrayList<>();
public static void main(String[] args) {
// Create a ScheduledExecutorService for Boss
ScheduledExecutorService bossScheduler = Executors.newSingleThreadScheduledExecutor();
// 定义Boss任务
Runnable bossTask = () -> {
try {
log.info("正在执行 Boss 任务,线程名称: {}", Thread.currentThread().getName());
executeTask("boss.Boss");
log.info("Boss 任务已完成,完成时间: {}", java.time.LocalDateTime.now());
} catch (Exception e) {
log.error("Boss 任务执行过程中发生错误: {}", e.getMessage(), e);
}
};
// 创建一个统一的线程池来执行所有任务
ExecutorService executorService = Executors.newFixedThreadPool(2);
// 定义Liepin任务
Runnable liepinTask = () -> {
try {
log.info("正在执行 Liepin 任务,线程名称: {}", Thread.currentThread().getName());
executeTask("liepin.Liepin");
log.info("Liepin 任务已完成,完成时间: {}", java.time.LocalDateTime.now());
} catch (Exception e) {
log.error("Liepin 任务执行过程中发生错误: {}", e.getMessage(), e);
}
};
// 定义Job51任务
Runnable job51Task = () -> {
try {
log.info("正在执行 Job51 任务,线程名称: {}", Thread.currentThread().getName());
executeTask("job51.Job51");
log.info("Job51 任务已完成,完成时间: {}", java.time.LocalDateTime.now());
} catch (Exception e) {
log.error("Job51 任务执行过程中发生错误: {}", e.getMessage(), e);
}
};
// 提交所有任务到线程池执行
// executorService.submit(liepinTask);
// executorService.submit(job51Task);
// 添加关闭钩子,优雅地关闭线程池和子进程
Runtime.getRuntime().addShutdownHook(new Thread(() -> {
log.info("正在关闭线程池和子进程...");
// 关闭所有子进程
synchronized (childProcesses) {
for (Process process : childProcesses) {
if (process != null && process.isAlive()) {
process.destroyForcibly();
}
}
childProcesses.clear();
}
executorService.shutdown();
bossScheduler.shutdown();
try {
if (!executorService.awaitTermination(5, TimeUnit.SECONDS)) {
log.warn("强制关闭线程池...");
executorService.shutdownNow();
bossScheduler.shutdownNow();
}
} catch (InterruptedException e) {
log.error("关闭线程池时发生错误: {}", e.getMessage(), e);
executorService.shutdownNow();
bossScheduler.shutdownNow();
}
}));
}
/**
* 使用独立进程运行指定的类
*
* @param className 要执行的类名
* @throws Exception 如果发生错误
*/
private static void executeTask(String className) throws Exception {
ProcessBuilder processBuilder = new ProcessBuilder(
"java", "-cp", System.getProperty("java.class.path"), className
);
processBuilder.inheritIO(); // 将子进程的输入/输出重定向到当前进程
Process process = processBuilder.start();
// 将进程添加到管理列表中
synchronized (childProcesses) {
childProcesses.add(process);
}
int exitCode = process.waitFor();
// 进程结束后从列表中移除
synchronized (childProcesses) {
childProcesses.remove(process);
}
if (exitCode != 0) {
throw new RuntimeException(className + " 执行失败,退出代码: " + exitCode);
}
}
}