package com.product.kt.test.config;
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import java.util.concurrent.Executor;
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import java.util.concurrent.ThreadPoolExecutor;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.scheduling.annotation.EnableAsync;
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import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
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@Configuration//声明当前类是配置类
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@EnableAsync
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public class ExecutorConfig {
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private static final int COREPOOLSIZE = 20;
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private static final int MAXPOOLSIZE = 20;
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private static final int QUEUECAPACITY = 88888;
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private static final String NAMEPREFIX = "test-async-service-";
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@Bean("ToolTask")
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public Executor asyncServiceExecutor() {
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ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
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// 设置核心线程数
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executor.setCorePoolSize(COREPOOLSIZE);
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// 设置最大线程数
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executor.setMaxPoolSize(MAXPOOLSIZE);
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// 设置队列容量
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executor.setQueueCapacity(QUEUECAPACITY);
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// 设置线程活跃时间（秒）
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executor.setKeepAliveSeconds(60);
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// 设置默认线程名称
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executor.setThreadNamePrefix(NAMEPREFIX);
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// 设置拒绝策略
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executor.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy());
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// 等待所有任务结束后再关闭线程池
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executor.setWaitForTasksToCompleteOnShutdown(true);
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return executor;
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}
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}
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