jbpm4.4整合SSH 在tomcat中启动后控制台一直查询JBPM4_JOB表

jbpm4.4整合SSH 在tomcat中启动后控制台一直查询JBPM4__JOB表，_这是正常现象吗，应该这么解决呢？？？？求解答

http://download.csdn.net/detail/freedomky/4300308
是不是有业务需要重复执行。

不会呀 我只整合好了SSH还没什么都没做呢 知识启动了tomcat
我的applicationContext.xml:

 <!-- =================jbpm4.4配置==================== -->
    <bean id="dataSource" class="org.logicalcobwebs.proxool.ProxoolDataSource"> 
        <property name="driver"> 
          <value>com.mysql.jdbc.Driver</value> 
        </property>  
        <property name="driverUrl"> 
          <value>jdbc:mysql://localhost:3306/jbpm4?useUnicode=true&amp;characterEncoding=utf-8</value> 
        </property>
        <!-- <property name="user" value="mysqlusername"/> -->
        <property name="user">  
            <value>root</value>  
        </property> 
        <property name="password">
            <value>123456</value>
        </property> 
        <property name="alias" value="proxool"/> 
        <property name="maximumActiveTime" value="5000"/>  
        <property name="prototypeCount" value="10"/>  
        <property name="maximumConnectionCount" value="40"/>  
        <property name="minimumConnectionCount" value="30"/>  
        <property name="simultaneousBuildThrottle" value="50"/>  
        <property name="houseKeepingTestSql" value="select CURRENT_DATE from dual"/> 
    </bean>
    <!-- 集成hibernate配置 -->
    <bean id="sessionFactory"
        class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
        <property name="dataSource" ref="dataSource" />
        <property name="hibernateProperties" ref="hibernateProperties" />
        <property name="mappingLocations">
            <list>
                <value>classpath:jbpm.repository.hbm.xml</value>   
                <value>classpath:jbpm.execution.hbm.xml</value>   
                <value>classpath:jbpm.history.hbm.xml</value>   
                <value>classpath:jbpm.task.hbm.xml</value>   
                <value>classpath:jbpm.identity.hbm.xml</value> 
            </list>
        </property>
    </bean>

    <bean name="hibernateProperties"
        class="org.springframework.beans.factory.config.PropertiesFactoryBean">
        <property name="properties">
            <props>
                <!-- 当你使用mysql的时候，jbpm使用的是org.hibernate.dialect.MySQLInnoDBDialect -->
                <prop key="hibernate.dialect">org.hibernate.dialect.MySQLInnoDBDialect</prop>
                <prop key="hibernate.show_sql">false</prop>
                <prop key="hibernate.hbm2ddl.auto">update</prop>
                <prop key="hibernate.format_sql">true</prop>
            </props>
        </property>
    </bean>

    <!-- jbpm配置 -->
    <bean id="springHelper" class="org.jbpm.pvm.internal.processengine.SpringHelper" >
        <property name="jbpmCfg" value="jbpm.cfg.xml"></property>
    </bean>
    <bean id="processEngine" factory-bean="springHelper"
        factory-method="createProcessEngine" />

    <!-- 模板配置自己写的，不是必须的 -->
    <bean id="jbpm4Utils" class="jetsennet.ncss.jbpm4.Jbpm4Utils">
        <property name="processEngine" ref="processEngine"></property>
    </bean>

    <!-- 事务配置，必须 -->
    <bean id="transactionManager"
        class="org.springframework.orm.hibernate3.HibernateTransactionManager">
        <property name="sessionFactory" ref="sessionFactory" />
    </bean>

我的jbpm.cfg.xml:

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

<jbpm-configuration>

  <import resource="jbpm.default.cfg.xml" />
  <import resource="jbpm.tx.spring.cfg.xml" />
  <import resource="jbpm.jpdl.cfg.xml" />
  <import resource="jbpm.bpmn.cfg.xml" />
  <import resource="jbpm.identity.cfg.xml" />
  <import resource="jbpm.businesscalendar.cfg.xml" />
  <import resource="jbpm.console.cfg.xml" />
  <import resource="jbpm.jobexecutor.cfg.xml" />

  <process-engine-context>
    <string name="spring.cfg" value="config/applicationContext.xml" />
  </process-engine-context>

</jbpm-configuration>