Maven

Linux_Mongo 安装笔记

User.java

package com.demo.mongo.bean; import org.springframework.stereotype.Component; @Component public class User { private String username; private String password; public User() { super(); } public User(String username, String password) { super(); this.username = username; this.password = password; } public String getUsername() { return username; } public void setUsername(String username) { this.username = username; } public String getPassword() { return password; } public void setPassword(String password) { this.password = password; } @Override public String toString() { return "User [username=" + username + ", password=" + password + "]"; } }

ApplicationContextUtil.java

package com.demo.mongo.util; import org.springframework.beans.BeansException; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; public class ApplicationContextUtil { private static final ApplicationContext APPLICATION_CONTEXT; static { APPLICATION_CONTEXT = new ClassPathXmlApplicationContext( "applicationContext.xml"); } public static ApplicationContext getApplicationContext() { return APPLICATION_CONTEXT; } public static <T> T getBean(String name, Class<T> requiredType) throws BeansException { return APPLICATION_CONTEXT.getBean(name, requiredType); } public static void main(String[] args) { System.out.println(ApplicationContextUtil.APPLICATION_CONTEXT); } }

MongoUtil.java

package com.demo.mongo.util; import java.util.List; import org.springframework.data.mongodb.core.MongoTemplate; import org.springframework.data.mongodb.core.query.Query; import org.springframework.data.mongodb.core.query.Update; import com.mongodb.DB; public class MongoUtil { private static final MongoTemplate MONGO_TEMPLATE; static { MONGO_TEMPLATE = ApplicationContextUtil.getBean("mongoTemplate", MongoTemplate.class); } public static DB getDB() { return MONGO_TEMPLATE.getDb(); } public static void save(Object object) { MONGO_TEMPLATE.save(object); } public static <T> boolean exists(Class<T> entityClass) { return MONGO_TEMPLATE.collectionExists(entityClass); } public static long count(Query query, Class<?> entityClass) { return MONGO_TEMPLATE.count(query, entityClass); } public static <T> List<T> findAll(Class<T> entityClass) { return MONGO_TEMPLATE.findAll(entityClass); } public static <T> T findOne(Query query, Class<T> entityClass) { return MONGO_TEMPLATE.findOne(query, entityClass); } public static <T> T findAndModify(Query query, Update update, Class<T> entityClass) { return MONGO_TEMPLATE.findAndModify(query, update, entityClass); } public static <T> T findAndRemove(Query query, Class<T> entityClass) { return MONGO_TEMPLATE.findAndRemove(query, entityClass); } public static MongoTemplate getMongo() { return MONGO_TEMPLATE; } }

applicationContext.xml

<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd"> <import resource="mongod.xml" /> </beans>

log4j.properties

logdir= jingyu_server_logs/ #logdir=D:/remote/jingyu # Global logging configuration, debug < info < warn < error < fatal # log4j.rootLogger = [debug], [info], [warn], [error], [fatal], [stdout] log4j.rootLogger=debug, stdout, debug, info, error log4j.logger.com.jiaoyinbrother=debug, command # Console output log4j.appender.stdout=org.apache.log4j.ConsoleAppender log4j.appender.stdout.Target=System.out log4j.appender.stdout.Threshold = INFO log4j.appender.stdout.layout=org.apache.log4j.PatternLayout log4j.appender.stdout.layout.ConversionPattern=%d{yyy-MM-dd HH:mm:ss } [%t] %5p %c{1}:%L - %m%n # debug output log4j.appender.debug=org.apache.log4j.DailyRollingFileAppender log4j.appender.debug.MaxFileSize=10MB log4j.appender.debug.MaxBackupIndex=10 log4j.appender.debug.Threshold = DEBUG log4j.appender.debug.File=${logdir}/debug.txt log4j.appender.debug.layout=org.apache.log4j.PatternLayout log4j.appender.debug.layout.ConversionPattern=%d %-5p (%13F:%L) %3x - %m%n # info output log4j.appender.info=org.apache.log4j.DailyRollingFileAppender log4j.appender.info.MaxFileSize=10MB log4j.appender.info.MaxBackupIndex=10 log4j.appender.info.Threshold = INFO log4j.appender.info.File=${logdir}/info.txt log4j.appender.info.layout=org.apache.log4j.PatternLayout log4j.appender.info.layout.ConversionPattern=%d %-5p (%13F:%L) %3x - %m%n # error output log4j.appender.error=org.apache.log4j.DailyRollingFileAppender log4j.appender.error.MaxFileSize=10MB log4j.appender.error.MaxBackupIndex=10 log4j.appender.error.Threshold = ERROR log4j.appender.error.File=${logdir}/error.txt log4j.appender.error.layout=org.apache.log4j.PatternLayout log4j.appender.error.layout.ConversionPattern=%d %-5p (%13F:%L) %3x - %m%n # command output log4j.appender.command=org.apache.log4j.DailyRollingFileAppender log4j.appender.command.MaxFileSize=10MB log4j.appender.command.MaxBackupIndex=10 log4j.appender.command.Threshold = INFO log4j.appender.command.File=${logdir}/command.txt log4j.appender.command.layout=org.apache.log4j.PatternLayout log4j.appender.command.layout.ConversionPattern=%d %-5p (%13F:%L) %3x - %m%n

mongod.xml

<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context" xmlns:jee="http://www.springframework.org/schema/jee" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx" xmlns:jpa="http://www.springframework.org/schema/data/jpa" xmlns:util="http://www.springframework.org/schema/util" xmlns:mongo="http://www.springframework.org/schema/data/mongo" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd http://www.springframework.org/schema/jee http://www.springframework.org/schema/context/spring-jee.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd http://www.springframework.org/schema/data/jpa http://www.springframework.org/schema/jpa/spring-jpa.xsd http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util.xsd http://www.springframework.org/schema/data/mongo http://www.springframework.org/schema/data/mongo/spring-mongo.xsd"> <mongo:mongo id="mongo" host="192.168.216.140" port="27017" /> <bean id="mongoTemplate" class="org.springframework.data.mongodb.core.MongoTemplate"> <constructor-arg ref="mongo" /> <constructor-arg value="demo" /> </bean> </beans>

MongoTest.java

package com.demo.mongo.test; import java.util.List; import org.junit.Test; import org.springframework.data.mongodb.core.query.Criteria; import org.springframework.data.mongodb.core.query.Query; import org.springframework.data.mongodb.core.query.Update; import com.demo.mongo.bean.User; import com.demo.mongo.util.MongoUtil; public class MongoTest { @Test public void mongo() { // DB name System.out.println("DB name: " + MongoUtil.getDB()); // 添加数据 User user = new User("zhaoliu", "554322"); MongoUtil.save(user); // 判断collection是否存在 System.out.println(MongoUtil.exists(User.class)); // 查询所有 System.out.println("size: " + MongoUtil.count(new Query(), User.class)); List<User> users = MongoUtil.findAll(User.class); for (User user1 : users) { System.out.println(user1); } // 查询指定元素 System.out.println("------------------------------------------------"); Query query = new Query(Criteria.where("username").is("zhaoliu")); user = MongoUtil.findOne(query, User.class); System.out.println(user); // 修改元素 System.out.println("------------------------------------------------"); Update update = new Update().set("password", "222222");// 修改 // Update update = new Update().update("password", "111111");//修改 MongoUtil.findAndModify(query, update, User.class); user = MongoUtil.findOne(query, User.class); System.out.println(user); // 删除一个元素 System.out.println("------------------------------------------------"); MongoUtil.findAndRemove(query, User.class); System.out.println("size: " + MongoUtil.count(new Query(), User.class)); } }

pom.xml

<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.demo</groupId> <artifactId>maven-spring-mongo</artifactId> <version>0.0.1-SNAPSHOT</version> <dependencies> <!-- junit单元测试 --> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>4.12</version> <scope>test</scope> </dependency> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-log4j12</artifactId> <version>1.7.12</version> </dependency> <!-- spring核心包 --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context</artifactId> <version>4.3.0.RELEASE</version> </dependency> <dependency> <groupId>org.springframework.data</groupId> <artifactId>spring-data-mongodb</artifactId> <version>1.10.3.RELEASE</version> </dependency> <!-- <dependency> --> <!-- <groupId>org.mongodb</groupId> --> <!-- <artifactId>mongodb-driver</artifactId> --> <!-- <version>3.1.0</version> --> <!-- </dependency> --> </dependencies> <build> <plugins> <plugin> <artifactId>maven-compiler-plugin</artifactId> <version>3.5.1</version> <configuration> <source>1.7</source> <target>1.7</target> <encoding>UTF-8</encoding> </configuration> </plugin> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-source-plugin</artifactId> <version>3.0.1</version> <executions> <execution> <id>attach-sources</id> <goals> <goal>jar</goal> </goals> </execution> </executions> </plugin> </plugins> </build> </project>

maven-spring-mongo 实例源码