SimpleAsyncTaskSchedulerBuilderConfiguration Class — spring-boot Architecture

Source Code

core/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/task/TaskSchedulingConfigurations.java lines 98–143

	@Configuration(proxyBeanMethods = false)
	static class SimpleAsyncTaskSchedulerBuilderConfiguration {

		private final TaskSchedulingProperties properties;

		private final ObjectProvider<TaskDecorator> taskDecorator;

		private final ObjectProvider<SimpleAsyncTaskSchedulerCustomizer> taskSchedulerCustomizers;

		SimpleAsyncTaskSchedulerBuilderConfiguration(TaskSchedulingProperties properties,
				ObjectProvider<TaskDecorator> taskDecorator,
				ObjectProvider<SimpleAsyncTaskSchedulerCustomizer> taskSchedulerCustomizers) {
			this.properties = properties;
			this.taskDecorator = taskDecorator;
			this.taskSchedulerCustomizers = taskSchedulerCustomizers;
		}

		@Bean
		@ConditionalOnMissingBean
		@ConditionalOnThreading(Threading.PLATFORM)
		SimpleAsyncTaskSchedulerBuilder simpleAsyncTaskSchedulerBuilder() {
			return builder();
		}

		@Bean(name = "simpleAsyncTaskSchedulerBuilder")
		@ConditionalOnMissingBean
		@ConditionalOnThreading(Threading.VIRTUAL)
		SimpleAsyncTaskSchedulerBuilder simpleAsyncTaskSchedulerBuilderVirtualThreads() {
			return builder().virtualThreads(true);
		}

		private SimpleAsyncTaskSchedulerBuilder builder() {
			SimpleAsyncTaskSchedulerBuilder builder = new SimpleAsyncTaskSchedulerBuilder();
			builder = builder.threadNamePrefix(this.properties.getThreadNamePrefix());
			builder = builder.taskDecorator(getTaskDecorator(this.taskDecorator));
			builder = builder.customizers(this.taskSchedulerCustomizers.orderedStream()::iterator);
			TaskSchedulingProperties.Simple simple = this.properties.getSimple();
			builder = builder.concurrencyLimit(simple.getConcurrencyLimit());
			TaskSchedulingProperties.Shutdown shutdown = this.properties.getShutdown();
			if (shutdown.isAwaitTermination()) {
				builder = builder.taskTerminationTimeout(shutdown.getAwaitTerminationPeriod());
			}
			return builder;
		}

	}