package com.finance.common.config;
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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.core.task.AsyncTaskExecutor;
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import org.springframework.scheduling.annotation.EnableAsync;
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import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
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@EnableAsync
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@Configuration
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public class AsyncThreadPoolConfig {
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private static final int MAX_POOL_SIZE = 50;
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private static final int CORE_POOL_SIZE = 20;
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private static final int TASK_NUM = 200;
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private static final int ACTIVE_TIME = 60;
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@Bean("asyncTaskExecutor")
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public AsyncTaskExecutor asyncTaskExecutor() {
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ThreadPoolTaskExecutor asyncTaskExecutor = new ThreadPoolTaskExecutor();
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asyncTaskExecutor.setMaxPoolSize(MAX_POOL_SIZE);
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asyncTaskExecutor.setCorePoolSize(CORE_POOL_SIZE);
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asyncTaskExecutor.setQueueCapacity(TASK_NUM);
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asyncTaskExecutor.setKeepAliveSeconds(ACTIVE_TIME);
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asyncTaskExecutor.setThreadNamePrefix("async-task-thread-pool-");
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asyncTaskExecutor.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy());
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asyncTaskExecutor.initialize();
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return asyncTaskExecutor;
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}
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}
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