解决接口响应超时

src/main/java/com/greenorange/promotion/config/ThreadPoolConfig.java

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+package com.greenorange.promotion.config;
+
+import lombok.Data;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.stereotype.Component;
+
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.LinkedBlockingQueue;
+import java.util.concurrent.ThreadPoolExecutor;
+import java.util.concurrent.TimeUnit;
+
+
+@Data
+@Configuration
+@ConfigurationProperties(prefix = "threadpool")
+public class ThreadPoolConfig {
+
+    // 从配置文件中读取线程池的配置参数
+    private int corePoolSize; // 核心线程数
+
+    private int maxPoolSize; // 最大线程数
+
+    private int queueCapacity; // 队列容量
+
+    private long keepAliveTime; // 线程空闲时间，单位秒
+
+    /**
+     * 配置线程池
+     * @return 线程池实例
+     */
+    @Bean
+    public ExecutorService threadPoolExecutor() {
+        return new ThreadPoolExecutor(
+                corePoolSize,           // 核心线程数
+                maxPoolSize,            // 最大线程数
+                keepAliveTime,          // 空闲线程存活时间
+                TimeUnit.SECONDS,       // 空闲时间单位
+                new LinkedBlockingQueue<>(queueCapacity), // 任务队列，设置队列大小
+                new ThreadPoolExecutor.CallerRunsPolicy() // 拒绝策略：调用者运行
+        );
+    }
+}