Exception in thread "main" java.lang.ClassCastException: java.lang.String cannot be cast to java.lang.Boolean

	at com.sun.proxy.$Proxy5.doDraw(Unknown Source)

	at com.accp.service.impl.UserinfoServiceImpl.main(UserinfoServiceImpl.java:45)

public static void main(String[] args) {

		ApplicationContext context = new ClassPathXmlApplicationContext("beans.xml");

		UserinfoDao dao = (UserinfoDao) context.getBean("userinfoDao");

		Userinfo userinfo = dao.findByBankNo(new BigDecimal("2222222222222222222"));

		userinfo.setBalance(userinfo.getBalance()-100);

		System.out.println(dao.doDraw(userinfo));

	}

public static void main(String[] args) {

		ApplicationContext context = new ClassPathXmlApplicationContext("beans.xml");

		UserinfoService service = (UserinfoService) context.getBean("userinfoService");

		Userinfo userinfo = service.findByBankNo(new BigDecimal("2222222222222222222"));

		userinfo.setBalance(userinfo.getBalance()-100);

		System.out.println(service.doDraw(userinfo));

	}

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

<beans xmlns="http://www.springframework.org/schema/beans"

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

	xmlns:tx="http://www.springframework.org/schema/tx" xmlns:aop="http://www.springframework.org/schema/aop"

	xsi:schemaLocation="http://www.springframework.org/schema/beans

	http://www.springframework.org/schema/beans/spring-beans-3.0.xsd

	http://www.springframework.org/schema/tx

	http://www.springframework.org/schema/tx/spring-tx-3.0.xsd

	http://www.springframework.org/schema/aop

	http://www.springframework.org/schema/aop/spring-aop-3.0.xsd">





	<bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource">

		<property name="driverClassName" value="oracle.jdbc.driver.OracleDriver"></property>

		<property name="url" value="jdbc:oracle:thin:@localhost:1521:orcl">

		</property>

		<property name="username" value="c##accp"></property>

		<property name="password" value="accp"></property>

	</bean>

	<bean id="sessionFactory"

		class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean">

		<property name="dataSource">

			<ref bean="dataSource" />

		</property>

		<property name="hibernateProperties">

			<props>

				<prop key="hibernate.dialect">

					org.hibernate.dialect.Oracle9Dialect

				</prop>

			</props>

		</property>

		<property name="mappingResources">

			<list>

				<value>com/accp/po/Popedom.hbm.xml</value>

				<value>com/accp/po/Loan.hbm.xml</value>

				<value>com/accp/po/Deptpopedom.hbm.xml</value>

				<value>com/accp/po/Userinfo.hbm.xml</value>

				<value>com/accp/po/Dept.hbm.xml</value>

				<value>com/accp/po/Loginfo.hbm.xml</value>

				<value>com/accp/po/Employee.hbm.xml</value>

				<value>com/accp/po/Exchange.hbm