更新配置注释等

Author: JavaCodeMing

Spring-Boot-Async/src/main/java/com/example/async/config/AsyncPoolConfig.java

@@ -15,13 +15,23 @@ public class AsyncPoolConfig {
     @Bean
     public ThreadPoolTaskExecutor asyncThreadPoolTaskExecutor() {
         ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
+        // 线程池维护线程的最少数量
         executor.setCorePoolSize(20);
+        // 线程池维护线程的最大数量,只有在缓冲队列满了之后才会申请超过核心线程数的线程
         executor.setMaxPoolSize(60);
+        // 缓存队列
         executor.setQueueCapacity(25);
+        // 线程池中线程名字的前缀
+        executor.setThreadNamePrefix("asynTaskThread-");
+        // 允许的空闲时间,当超过了核心线程出之外的线程在空闲时间到达之后会被销毁
         executor.setKeepAliveSeconds(200);
+        // 等待所有线程执行完再退出
         executor.setWaitForTasksToCompleteOnShutdown(true);
+        // 等待终止的时间,因为不能无限的等待下去
         executor.setAwaitTerminationSeconds(60);
+        // 线程池对拒绝任务(无线程可用)的处理策略
         executor.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy());
+        // 线程池初始化
         executor.initialize();
         return executor;
     }

Spring-Boot-Async/src/main/java/com/example/async/controller/TestController.java

@@ -19,7 +19,6 @@ public class TestController {
     private Logger logger = LoggerFactory.getLogger(this.getClass());
     private final TestService testService;
     private final TestReturnService testReturnService;
-
     @Autowired
     public TestController(TestService testService, TestReturnService testReturnService) {
         this.testService = testService;
@@ -51,6 +50,7 @@ public String testAsyncReturn() throws ExecutionException, InterruptedException
         long start = System.currentTimeMillis();
         logger.info("异步方法开始");
         Future<String> stringFuture = testReturnService.asyncReturnMethod();
+        //get(long timeout, TimeUnit unit)在设置时间内未返回结果,会直接抛出异常TimeoutException,messages为null
         String result = stringFuture.get();
         logger.info("异步方法返回值：{}", result);
         logger.info("异步方法结束");