maven-activiti-spring 环境及activiti初始化
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1. 环境
数据库:mysql 5.7.19
开发环境:idea+maven
操作系统:windows10
工具:navicat premium 12.0.11
2. 环境准备
(1)安装配置数据库
* mysql5.7.19的安装配置:参考我的上一篇博文http://blog.csdn.net/jenyzhang/article/details/77932328
* 安装navicat premium 12.0.11
安装好navicat之后,连接到mysql (如下图)
连接到mysql之后,新建数据库“activiti”(如下图)
(2)安装配置maven
2.1 下载Maven
官方地址:http://maven.apache.org/download.cgi
2.2 修改环境变量
2.2.1新建MAVEN_HOME
2.2.2在path中加入:%MYSQL_HOME%\bin
2.2.3 重启,查看是否配置成功
mvn -version
2.2.4 添加本地库(修改conf/settings.xml)
添加
<localRepository>E:\Program Files (x86)\m2</localRepository>这里
E:\Program Files (x86)\m2 是本地库的路径
(3)idea安装,与maven配置
idea安装好之后,maven配置方法如下:
3.1 file-->settings-->maven
3 正式开始
file-->new-->project-->maven
(2)编辑pom.xml
<?xml version="1.0" encoding="UTF-8"?><project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>com.activiti</groupId> <artifactId>activiti-demo</artifactId> <version>1.0-SNAPSHOT</version> <dependencies> <dependency> <groupId>org.activiti</groupId> <artifactId>activiti-engine</artifactId> <version>5.22.0</version> </dependency> <dependency> <groupId>org.activiti</groupId> <artifactId>activiti-spring</artifactId> <version>5.22.0</version> </dependency> <dependency> <groupId>org.codehaus.groovy</groupId> <artifactId>groovy-all</artifactId> <version>2.4.3</version> </dependency> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-api</artifactId> <version>1.7.6</version> </dependency> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-jdk14</artifactId> <version>1.7.6</version> </dependency> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>4.12</version> </dependency> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>5.1.38</version> </dependency> </dependencies></project>
(3)在java/resource下新建activiti.cfg.xml
<beans xmlns="http://www.springframework.org/schema/beans" xmlns:context="http://www.springframework.org/schema/context" xmlns:tx="http://www.springframework.org/schema/tx" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsdhttp://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-2.5.xsdhttp://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.0.xsd"> <bean id="processEngineConfiguration" class="org.activiti.engine.impl.cfg.StandaloneProcessEngineConfiguration"> <property name="jdbcDriver" value="com.mysql.jdbc.Driver"/> <property name="jdbcUrl" value="jdbc:mysql://localhost:3306/activiti?useUnicode=true&characterEncoding=utf8"/> <property name="jdbcUsername" value="root"/> <property name="jdbcPassword" value="root"/> <property name="databaseSchemaUpdate" value="true"/> </bean></beans>
上面是actviti配置中mqsql数据库联连的配置
(4)在test/java下新建测试类:createTable.java 创建activiti所需的23张表
package com.activiti.createTable1;import org.activiti.engine.ProcessEngine;import org.activiti.engine.ProcessEngineConfiguration;import org.activiti.engine.repository.Deployment;import org.junit.Test;/** * Created by zyni on 2017/10/6. */public class createTable { @Test public void createTableTest(){ //表不存在的话创建表 ProcessEngine processEngine = ProcessEngineConfiguration .createProcessEngineConfigurationFromResource("activiti.cfg.xml") .buildProcessEngine(); System.out.println("------processEngine:" + processEngine); }}
运行该测试类
可以看到下面的输出信息
然后查看mysql数据库,可以看到“activiti”数据库下己经新建了23张表
(5)布署一个流程
接下来就可以进行activiti的各项操作了。首先,我们来布署一个流程。
先在java/resource/下新建diagrams目录,然后把流程图放到这个目录下
流程图类似于这样:
然后,我们再写一个测试类.deployTest.java
package com.activiti.createTable1;import org.activiti.engine.ProcessEngine;import org.activiti.engine.ProcessEngineConfiguration;import org.activiti.engine.repository.Deployment;import org.junit.Test;/** * Created by zyni on 2017/10/6. */public class deployTest { @Test public void deployTest1(){ //表不存在的话创建表 ProcessEngine processEngine = ProcessEngineConfiguration .createProcessEngineConfigurationFromResource("activiti.cfg.xml") .buildProcessEngine(); System.out.println("------processEngine:" + processEngine); //创建流程 Deployment deployment = processEngine.getRepositoryService().createDeployment().name("请假程序") .addClasspathResource("diagrams/leave.bpmn").addClasspathResource("diagrams/leave.png").deploy(); System.out.println(deployment.getId()); System.out.println(deployment.getName());}}
运行之后,可以在mysql中查到该布署好的流程
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