fix 线程配置

lxk-common/src/main/java/com/zbkj/common/config/ExecutorConfig.java

@@ -1,5 +1,8 @@
 package com.zbkj.common.config;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
@@ -7,11 +10,15 @@ import javax.annotation.PreDestroy;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 import java.util.concurrent.TimeUnit;
+import java.util.concurrent.atomic.AtomicBoolean;
 
 @Configuration
 public class ExecutorConfig {
 
+    private static final Logger logger = LoggerFactory.getLogger(ExecutorConfig.class);
+
     private ExecutorService executorService;
+    private final AtomicBoolean isShutdown = new AtomicBoolean(false);
 
 //    @Bean
 //    public ExecutorService executorService() {
@@ -22,28 +29,36 @@ public class ExecutorConfig {
 //    @PreDestroy
 //    public void shutdown() {
 //        executorService.shutdown(); // 不立即停止所有任务，但不再接受新任务
+//    }
+
+//    @Bean
+//    public ExecutorService executorService() {
+//        // 考虑根据实际情况调整线程池大小
+//        int threadPoolSize = Runtime.getRuntime().availableProcessors() * 2;
+//        return Executors.newFixedThreadPool(threadPoolSize);
 //    }
 
     @Bean
-    public ExecutorService executorService() {
-        // 考虑根据实际情况调整线程池大小
-        int threadPoolSize = Runtime.getRuntime().availableProcessors() * 2;
+    public ExecutorService executorService(@Value("${executor.threadPoolSize:24}") int threadPoolSize) {
+        // 考虑根据配置文件或环境变量动态调整线程池大小
+        // 这里的 threadPoolSize 通过 @Value 注解可以从应用的配置文件中读取，默认值为 24
         return Executors.newFixedThreadPool(threadPoolSize);
     }
 
     @PreDestroy
     public void shutdown() {
-        if (executorService != null) {
+        if (!isShutdown.getAndSet(true)) {
+            executorService.shutdownNow();
             // 尝试更彻底地关闭线程池
             executorService.shutdownNow(); // 阻止新任务提交并尝试停止当前正在执行的任务
             try {
                 // 等待所有任务完成或等待一段时间
                 if (!executorService.awaitTermination(60, TimeUnit.SECONDS)) {
-                    System.err.println("Pool did not terminate");
+                    logger.error("Pool did not terminate");
                 }
             } catch (InterruptedException ie) {
                 Thread.currentThread().interrupt(); // 重新设置中断状态
-                System.err.println("Thread interrupted while waiting for the executor service to terminate.");
+                logger.error("Thread interrupted while waiting for the executor service to terminate.", ie);
             }
         }
     }