springMVC与MongoDB结合配置

 <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>mongod</groupId>
    
     <artifactId>mongod</artifactId>
    
     <version>0.0.1-SNAPSHOT</version>
    
     <packaging>war</packaging>
    
     <name>mongod</n