applicationContext.xml
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<?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:context="http://www.springframework.org/schema/context"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-2.5.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd">
<!-- 自动扫描与装配bean -->
<context:component-scan base-package="cn.itcast.oa"></context:component-scan>
<!-- 导入外部的properties配置文件 -->
<context:property-placeholder location="classpath:jdbc.properties" />
<!-- 配置数据库连接池 -->
<bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
<!-- =========== 数据库连接信息 =========== -->
<property name="jdbcUrl" value="${jdbcUrl}"></property>
<property name="driverClass" value="${driverClass}"></property>
<property name="user" value="${username}"></property>
<property name="password" value="${password}"></property>
<!-- =========== 连接池的管理配置 =========== -->
<!--初始化时获取三个连接，取值应在minPoolSize与maxPoolSize之间。Default: 3 -->
<property name="initialPoolSize" value="3"></property>
<!--连接池中保留的最小连接数。Default: 3 -->
<property name="minPoolSize" value="3"></property>
<!--连接池中保留的最大连接数。Default: 15 -->
<property name="maxPoolSize" value="5"></property>
<!--当连接池中的连接耗尽的时候c3p0一次同时获取的连接数。Default: 3 -->
<property name="acquireIncrement" value="3"></property>
<!--
控制数据源内加载的PreparedStatements数量。如果maxStatements与maxStatementsPerConnection均为0，则缓存被关闭。Default:
0
-->
<property name="maxStatements" value="8"></property>
<!--
maxStatementsPerConnection定义了连接池内单个连接所拥有的最大缓存statements数。Default: 0
-->
<property name="maxStatementsPerConnection" value="5"></property>
<!--最大空闲时间,1800秒内未使用则连接被丢弃。若为0则永不丢弃。Default: 0 -->
<property name="maxIdleTime" value="1800"></property>
</bean>
<!-- 配置SessionFactory -->
<bean id="sessionFactory"
class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
<property name="dataSource" ref="dataSource"></property>
<property name="configLocation" value="classpath:hibernate.cfg.xml"></property>
</bean>
<!-- 配置声明式的事务管理（采用基于注解的方式） -->
<bean id="txManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
<property name="sessionFactory" ref="sessionFactory"></property>
</bean>
<tx:annotation-driven transaction-manager="txManager" />
<!-- 配置JBPM的ProcessEngine，注意配置文件的路径要写正确！ -->
<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" />
</beans> |
hibernate.cfg.xml
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<!DOCTYPE hibernate-configuration PUBLIC "-//Hibernate/Hibernate Configuration DTD 3.0//EN"
"http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd">
<hibernate-configuration><session-factory> <!-- 数据连接信息
<property name="hibernate.connection.url">jdbc:mysql:///itcastoa</property>
<property name="hibernate.connection.driver_class">com.mysql.jdbc.Driver</property>
<property name="hibernate.connection.username">root</property>
<property name="hibernate.connection.password">1234</property>
-->
<property name="hibernate.dialect">
org.hibernate.dialect.MySQL5InnoDBDialect
</property>
<!-- 其他配置信息 -->
<property name="show_sql">true</property>
<property name="hbm2ddl.auto">update</property>
<!-- 这些映射文件是JBPM的，不能删除！！！ -->
<mapping resource="jbpm.repository.hbm.xml" />
<mapping resource="jbpm.execution.hbm.xml" />
<mapping resource="jbpm.history.hbm.xml" />
<mapping resource="jbpm.task.hbm.xml" />
<mapping resource="jbpm.identity.hbm.xml" />
<!-- 声明映射文件 -->
<mapping resource="cn/itcast/oa/domain/User.hbm.xml" />
<mapping resource="cn/itcast/oa/domain/Role.hbm.xml" />
<mapping resource="cn/itcast/oa/domain/Department.hbm.xml" />
<mapping resource="cn/itcast/oa/domain/Privilege.hbm.xml" />
<mapping resource="cn/itcast/oa/domain/Forum.hbm.xml" />
<mapping resource="cn/itcast/oa/domain/Reply.hbm.xml" />
<mapping resource="cn/itcast/oa/domain/Topic.hbm.xml" />
<mapping resource="cn/itcast/oa/domain/Template.hbm.xml" />
</session-factory></hibernate-configuration> |
删除：src/jbpm.hibernate.cfg.xml
jbpm.cfg.xml
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<?xml version="1.0" encoding="UTF-8"?>
<jbpm-configuration> <import resource="jbpm.default.cfg.xml" />
<import resource="jbpm.businesscalendar.cfg.xml" />
<!-- 删除此项配置
<import resource="jbpm.tx.hibernate.cfg.xml" />
-->
<!-- 导入jbpm.tx.spring.cfg.xml文件 -->
<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" />
<!-- Job executor is excluded for running the example test cases. -->
<!--
To enable timers and messages in production use, this should be
included.
-->
<!--
<import resource="jbpm.jobexecutor.cfg.xml" />
-->
</jbpm-configuration> |
测试：
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@Testpublic void testProcessEngine() throws Exception {
ProcessEngine processEngine = (ProcessEngine) ac.getBean("processEngine");
System.out.println(processEngine);
} |
业务层获取ProcessEngine方式：
@Resource
private ProcessEngine processEngine
注意：如果启动程序的时候包错的内容是关于el表达式错误信息
处理方式：
里面不包含jbpm的juel-api.jar juel-engine.jar juel-impl.jar这三个jar包 ，因为这三个jar包自带的el表达式需要的jar包 而且版本比tomcat里面自带的lib包的el.jar版本高，所有应该删除jbpm的这三个jar包 拷贝到tomcat的lib包下