spring结合mongodb例子(maven java project)

package com.jing.mytest; import static org.springframework.data.mongodb.core.query.Criteria.where; import java.io.FileNotFoundException; import java.util.Date; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.apache.log4j.Logger; import org.springframework.data.mongodb.core.MongoOperations; import org.springframework.data.mongodb.core.MongoTemplate; import org.springframework.data.mongodb.core.query.Query; import org.springframework.util.Log4jConfigurer; import com.jing.model.Student; import com.mongodb.Mongo; /** * java code 方式加载Mongo * @author yaoliang * */ public class AppTest { static { try { //如果你把log4j.properties文件放在项目的第二个src下的main目录而不是src/main/java下，就要按下面的路径加载("src/main/log4j.properties"); //Log4jConfigurer.initLogging("src/main/log4j.properties"); //如果你把log4j.properties文件放在项目src/main/java下，就会自动加载 log4j.properties } catch (Exception ex) { ex.printStackTrace(); System.out.println(ex.toString()); } } private static final Log log = LogFactory.getLog(AppTest.class); private static Logger log4j = Logger.getLogger(AppTest.class); private static org.slf4j.Logger logslf4j = org.slf4j.LoggerFactory.getLogger(AppTest.class); public static void main(String[] args) throws Exception { MongoOperations mongoOps = new MongoTemplate(new Mongo(), "mytest"); mongoOps.insert(new Student("2", "2", new Date()),"student"); //log.info(mongoOps.findOne(new Query(where("name").is("2")), Student.class)); log4j.info(mongoOps.findOne(new Query(where("name").is("2")), Student.class)); // mongoOps.dropCollection("person"); } }