This is a Jbpm4 demo. use the next technology: mysql, spring, mybatis, struts2, jbpm4 If you want to build this project, please follow the next step. 1, checkout out activiti5-parent and run: mvn install. 2, checkout out activiti5-common and run: mvn install. 3, create mysql database for development, and change src/main/resources/jdbc.properties 4, create mysql database for test, and change src/test/resources/jdbc-test.properties 5, execute sql create table, mysql_create.sql 6, mvn clean package