将commons文件夹中的三个.jar文件复制到tomcat安装路径/common/lib文件夹下；

2）修改JCreator中的JDK配置文件属性：将tomcat安装路径/common/lib文件夹中新增的.jar文件添加到JDK配置文件中；

3）将coreservlets文件夹中的.java文件编译成.class文件，并在tomcat中进行适当的配置；

4）查看并记录运行结果。

-The commons in the folder 3. Jar file to the tomcat installation path/common/lib folder　2) modify JCreator in the JDK configuration file attributes: The tomcat installation path/common/lib folder in the new. jar file to the JDK configuration file　3) will be coreservlets folder. java files compiled. class files and tomcat in the appropriate configuration　4) View and record the running results.