spring线程池

<!-- 包路径扫描 -->

<context: component-scan base-package="spring.task"/>

<!-- Spring线程池 -->

<bean id="taskExecutor" class="org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor"><!-- 核心线程数 -->

<property name="corePoolSize" value="5" />

<!-- 线程池维护线程的最大数量 -->

<property name="maxPoolSize" value="10" />

<!-- 允许的空闲时间, 默认60秒 -->

<property name="keepAliveSeconds" value="60" />

<!-- 任务队列 -->

<property name="queueCapacity" value="50" />

<!-- 线程超过空闲时间限制，均会退出直到线程数量为0 -->

<property name="allowCoreThreadTimeOut" value="true"/>

<!-- 对拒绝task的处理策略 -->

<property name="rejectedExecutionHandler">

<bean class="java.util.concurrent.ThreadPoolExecutor.DiscardOldestPolicy" />

</property>

</bean>

 

 

<?xml version="1.0" encoding="UTF-8"?>

<beansxmlns="http://www.springframework.org/schema/beans"xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

xmlns:task="http://www.springframework.org/schema/task"

xsi:schemaLocation= "http://www.springframework.org/schema/beanshttp://www.springframework.org/schema/beans/spring-beans.xsdhttp://www.springframework.org/schema/taskhttp://www.springframework.org/schema/task/spring-task.xsd">

<!-- 包路径扫描 -->

<context:component-scanbase-package="spring.task"/>

<!-- 定义线程池 -->

<task:executorid="executor"pool-size="5"queue-capacity="10"rejection-policy="DISCARD_OLDEST"/>

</beans>