import org.springframework.beans.BeansException;

import org.springframework.context.ApplicationContext;

import org.springframework.context.ApplicationContextAware;

import org.springframework.stereotype.Repository;

public final class TaskFactory {

    private static TaskFactory instance;

    private TaskFactory() {

    }

    public static TaskFactory getInstance() {

        if (instance == null) {

            instance = new TaskFactory();

        }

        return instance;

    }

}

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

<!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN"

"http://www.springframework.org/dtd/spring-beans.dtd">

<beans>

    <description></description>

    <bean id="taskFactory" class="com.yundaex.common.parent.threadpool.TaskFactory"

        factory-method="getInstance">

    </bean>

</beans>