jbpm4.4整合spring2.5(ibatis与hibernate全整合)
搞了好几个小时总算运行成功了,记录一下吧。
首先下载jbpm4.4,解压出来备用。然后工程自己导入hibernate和spring的jar包以及配置文件。好了可以开始整合了!
整合的先后顺序是关键,下面按照顺序一步一步来设置:
1.首先jbpm是依赖数据库的,所以可以先创建数据库,我是mysql数据库,所以到jbpm-4.4\install\src\db\create中找到jbpm.mysql.create.sql创建文件导入mysql执行!
2.设置spring中hibernate的配置:
可以参考:jbpm-4.4\install\src\cfg\hibernate\spring中的mysql.hibernate.cfg.xml(具体见下面的spring配置文件applicationContext.xml)
3.设置事务,这里由于hibernate和ibatis必须用一个事务,所以使用了TransactionAwareDataSourceProxy来管理事务。(具体见下面的spring配置文件applicationContext.xml)
4.配置默认jbpm的cfg文件,在classpath下创建一个jbpm.cfg.xml,内容如下:
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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" /> <!-- <import resource="jbpm.tx.hibernate.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" /> <!-- 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>
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5.在spring配置文件中注入工作流引擎。(具体见下面的spring配置文件applicationContext.xml)
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<!--jbpm4.4工作流 --><bean id="springHelper" factory-bean="springHelper" factory-method="createProcessEngine" />
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6.搞定以上配置文件后添加jbpm.jar, juel-api.jar,juel-engine.jar,juel-impl.jar,mail.jar,这里注意一下,可能有的朋友之后运行还会有错误如下:
java.lang.NoSuchMethodError: antlr.collections.AST.getLine()I
这是因为struts2的anltr-2.7.2.jar过旧导致的,我们为了省掉麻烦这里最好直接把struts2的antlr.jar去掉(windows---preferences---在文本框中搜索struts 2(中间有空格)---选择struts 2---选择antlr---remove),然后重新到发布到服务器的lib目录下删除anltr-2.7.2.jar即可。
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7.成功的关键就是applicationContext.xml了,这里把这个关键配置贴出来!
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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:p="http://www.springframework.org/schema/p" xmlns:context="http://www.springframework.org/schema/context"xmlns:aop="http://www.springframework.org/schema/aop"xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-2.5.xsd" default-autowire="byName"> <context:property-placeholder location="classpath*:database.properties" /> <!--jbpm4.4工作流 --><bean id="springHelper" factory-bean="springHelper" factory-method="createProcessEngine" /><!-- dataSourceproxy 配置代理管理事务 --><bean id="dataSource"/><!-- dataSource 多数据源支持 --><bean id="dynamicDataSource" value-ref="dataSourceJDBC" /></map></property></bean><!-- c3p0数据源配置 --><bean id="dataSourceJDBC" p:driverp:jdbcUrl="${jdbc.jdbcUrl}"p:user="${jdbc.user}" p:password="${jdbc.password}" p:initialPoolSize="${c3p0.initialPoolSize}"p:minPoolSize="${c3p0.minPoolSize}" p:maxPoolSize="${c3p0.maxPoolSize}"p:acquireIncrement="${c3p0.acquireIncrement}" p:maxIdleTime="${c3p0.maxIdleTime}"p:maxStatements="${c3p0.maxStatements}" lazy-init="true" /><!-- hibernate-spring 基本配置 --><bean id="sessionFactory"/></property><property name="hibernateProperties"><props> <prop key="hibernate.dialect">org.hibernate.dialect.MySQLInnoDBDialect</prop> <prop key="hibernate.hbm2ddl.auto">update</prop> <prop key="hibernate.format_sql">true</prop> </props></property><property name="mappingLocations"><list><value>classpath*:com/xuyi/modal/Creater.hbm.xml</value><value>classpath*:com/xuyi/modal/Month.hbm.xml</value><value>classpath*:com/xuyi/modal/Thing.hbm.xml</value><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><!-- 使用TransactionAwareDataSourceProxy管理事务与ibatis处于同一事务管理下 --><property name="useTransactionAwareDataSource" value="true"></property></bean><!-- ibatis-spring 配置 --><bean id="sqlMapClient" ref="dataSource"></property><property name="configLocation" value="classpath:sql-map-config.xml"></property></bean><!-- spring transaction 事务管理 --><bean id="transactionManager"ref="dataSource" /></bean><!-- 事务代理拦截器的配置 --><bean id="transactionProxy" abstract="true"/></property><property name="transactionAttributes"><props><prop key="get*">PROPAGATION_REQUIRED,readOnly</prop><prop key="find*">PROPAGATION_REQUIRED,readOnly</prop><prop key="*">PROPAGATION_REQUIRED</prop></props></property></bean></beans>?
database.properties:
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jdbc.driverClass=com.mysql.jdbc.Driverjdbc.jdbcUrl=jdbc:mysql://localhost:3306/mywebjdbc.user=rootjdbc.password=pwdc3p0.initialPoolSize=1c3p0.minPoolSize=1c3p0.maxPoolSize=10c3p0.acquireIncrement=5c3p0.maxIdleTime=1800c3p0.maxStatements=0?
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?注意:这里会遇到一个类:com.xuyi.support.DynamicDataSource这类实现了多数据源管理。如下:
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package com.xuyi.support;import org.springframework.jdbc.datasource.lookup.AbstractRoutingDataSource;public class DynamicDataSource extends AbstractRoutingDataSource {private static ThreadLocal<String> local = new ThreadLocal<String>();@Overrideprotected Object determineCurrentLookupKey() {return local.get() == null ? "dataSource" : local.get();}// ---------------------------------------------------------------/** * 设置数据源路径 */public static void setRoute(String route) {if (route==null || route.equals("")){route = "dataSource";}local.set(route);}}?
8.终于可以开始测试了,先创建一个发布用的xml放入classpath:
测试用的流程swing.jpdl.xml
<?xml version="1.0" encoding="UTF-8"?><process name="swing" xmlns="http://jbpm.org/4.3/jpdl"> <start g="94,64,48,48" name="start1"> <transition g="-52,-22" name="A" to="A"/> </start> <task assignee="A" g="73,195,92,52" name="A"> <transition g="-52,-22" name="B" to="B"/> </task> <task assignee="B" g="266,192,92,52" name="B"> <transition g="-40,-21" name="end" to="end1"/> </task> <end g="290,327,48,48" name="end1"/></process>?然后写一个测试类进行测试:
package com.xuyi.test;import java.util.List;import org.jbpm.api.ExecutionService;import org.jbpm.api.ProcessEngine;import org.jbpm.api.ProcessInstance;import org.jbpm.api.TaskService;import org.jbpm.api.task.Task;import org.springframework.context.support.ClassPathXmlApplicationContext;public class TestJbpm{public static void main(String[] args) {ClassPathXmlApplicationContext applicationContext = new ClassPathXmlApplicationContext("applicationContext.xml");applicationContext.start();ProcessEngine processEngine = (ProcessEngine)applicationContext.getBean("processEngine");ExecutionService executionService = processEngine.getExecutionService();TaskService taskService = processEngine.getTaskService();//发布流程String deploymentId = processEngine.getRepositoryService().createDeployment().addResourceFromClasspath("swing.jpdl.xml").deploy();System.out.println("流程发布ID:"+deploymentId);//启动一个流程实例ProcessInstance processInstance = executionService.startProcessInstanceByKey("swing");System.out.println("流程实例ID:" + processInstance.getId());//A处理任务List<Task> taskList_A = taskService.findPersonalTasks("A");System.out.println("A待处理任务数:" + taskList_A.size());if(taskList_A.size() > 0){for(Task task : taskList_A){System.out.println(task.getId());taskService.completeTask(task.getId());} }//B处理任务List<Task> taskList_B = taskService.findPersonalTasks("B");System.out.println("B待处理任务数:" + taskList_B.size());if(taskList_B.size() > 0){for(Task task : taskList_B){System.out.println(task.getId());taskService.completeTask(task.getId());} }}}?一切顺利的话就可以看到具体打印了!!关于jbpm的xml专用设计插件,可以看我以前的在Myeclipse8.6安装JBPM插件?
这篇文章。这样设计好xml就可以发布给jbpm进行工作流处理了。
另外如果安装插件有中文乱码问题,或者有控制台乱码问题,可以参考: