- 👋 Hi, I’m @fuyanghulin
- 👀 I’m interested in Java
- 🇨🇳 I'm in China
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- 🌱 I’m currently learning kettle
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Three.js打印的3d教室
Activiti is a light-weight workflow and Business Process Management (BPM) Platform targeted at business people, developers and system admins. Its core is a super-fast and rock-solid BPMN 2 process engine for Java. It's open-source and distributed under the Apache license. Activiti runs in any Java application, on a server, on a cluster or in the cloud. It integrates perfectly with Spring, it is extremely lightweight and based on simple concepts.
编程电子书思维导图及下载链接
程序员资料免费分享,欢迎关注个人微信公众号:程序员编程指南
Distributed Task Queue (development branch)
《设计模式之禅》中的23种设计模式
《设计模式之禅》原书源码学习
Config files for my GitHub profile.
The Go programming language
Source Code for Go In Action examples
View this book online at: http://www.worldhello.net/gotgit/
计算机电子书pdf整理
Design patterns implemented in Java
dubbo mybatis springboot base soa rest api framework with customer code generator
为开发人员分享快速参考备忘清单(速查表)
基于spring boot搭建的web基础框架,包含了web开发中常用的功能,如:缓存(redis)、日志、事务、JPA、shiro、安全、常用工具类、swagger2在线接口文档、跨域支持等,可以基于该项目快速进行公司内部的项目开发。
🔥 官方推荐 🔥 RuoYi-Vue 全新 Pro 版本,优化重构所有功能。基于 Spring Boot + MyBatis Plus + Vue & Element 实现的后台管理系统 + 微信小程序,支持 RBAC 动态权限、数据权限、SaaS 多租户、Flowable 工作流、三方登录、支付、短信、商城等功能。你的 ⭐️ Star ⭐️,是作者生发的动力!
Simple Admin是一个基于Go Zero开发面向中大型项目的分布式微服务后端管理系统脚手架,提供丰富的后台管理功能,支持k8s快速部署,助力快速开发高并发微服务集群,适合学习和商用。Simple Admin is a powerful microservice framework for large management system. It is based on go-zero and supports several advanced features. It can help you to develop a microservice back-end management system in a short time.
spring boot demo 是一个用来学习 spring boot 的项目,总共包含 57 个集成demo,已经完成 47 个。包含集成 actuator(监控)、admin(可视化监控)、logback(日志)、aopLog(通过AOP记录web请求日志)、统一异常处理(json级别和页面级别)、freemarker(模板引擎)、thymeleaf(模板引擎)、Beetl(模板引擎)、Enjoy(模板引擎)、JdbcTemplate、JPA(ORM框架)、mybatis(ORM框架)、通用Mapper、PageHelper、mybatis-plus、BeetlSQL、upload(本地文件上传和七牛云文件上传)、redis(缓存)、ehcache(缓存)、email(发送各种类型邮件)、task(基础定时任务)、quartz(动态管理定时任务)、xxl-job(分布式定时任务)、swagger(API接口管理测试)、security(基于RBAC的动态权限认证)、Session共享、Zookeeper(结合AOP实现分布式锁)、RabbitMQ(消息队列)、websocket(服务端推送监控服务器运行信息)、socket.io(聊天室)、ureport2(**式报表)、打包成war文件、集成 ElasticSearch(基本操作和高级查询)、Async(异步任务)、集成Dubbo(采用官方的starter)、MongoDB(文档数据库)、neo4j(图数据库)、docker(容器化)、JPA多数据源、Mybatis多数据源、代码生成器、GrayLog(日志收集)、JustAuth(第三方登录)。
spring-boot-student
Sharding-jdbc, oauth2.0
:fire::fire::tada:Spring Learning Project, Enjoy it
循序渐进,学习Spring Boot、Spring Boot & Shiro、Spring Cloud、Spring Security & Spring Security OAuth2,博客Spring系列源码
慕课网 首页 实战 路径 猿问 手记 登录 注册 11.11 Python 手记 \ 史上最全,最详idea搭建springdata+mongoDB+maven+springmvc 史上最全,最详idea搭建springdata+mongoDB+maven+springmvc 原创 2016-10-21 10:54:297759浏览2评论 作为IT届的小弟,本篇作为本人的第一篇手记,还希望各位大牛多多指点,以下均为个人学习所得,如有错误,敬请指正。本着服务IT小白的原则,该手记比较详细。由于最近使用postgre开发大型项目,发现了关系型数据库的弊端及查询效率之慢,苦心钻研之下,对nosql的mongoDB从无知到有了初步了解。 项目环境:win10+IntelliJ IDEA2016+maven3.3.9+MongoDB 3.2+JDK1.7+spring4.1.7 推荐网站(适合学习各种知识的基础):http://www.runoob.com/ mongo安装请参考http://www.runoob.com/mongodb/mongodb-window-install.html 由于最近osChina的maven仓库挂掉,推荐大家使用阿里的镜像,速度快的飞起 maven配置:<localRepository>F:\.m2\repository</localRepository> <mirrors> <mirror> <id>alimaven</id> <name>aliyun maven</name> <url>http://maven.aliyun.com/nexus/content/groups/public/</url> <mirrorOf>central</mirrorOf> </mirror> </mirrors> 这里不实用idea自带maven插件,改用3.3.9 图片描述 项目结构:图片描述 这里dao与mongoDao分别为mongoDB的两种查询方式: dao为JPA的查询方式(请参考springdataJPA) mongoDao使用mongoTemplate,类似于关系型数据库使用的jdbcTemplate 不罗嗦,上代码 先看配置文件 spring-context.xm为最基本的spring配置 <?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"> <!--扫描service包嗲所有使用注解的类型--> <context:component-scan base-package="com.lida.mongo"/> <!-- 导入mongodb的配置文件 --> <import resource="spring-mongo.xml" /> <!-- 开启注解 --> <context:annotation-config /> </beans> spring-web.xml为springmvc的基本配置 <?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:mvc="http://www.springframework.org/schema/mvc" 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/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd"> <!--配置springmvc--> <!--1.开启springmvc注解模式--> <!--简化配置: (1)主动注册DefaultAnnotationHandlerMapping,AnnotationMethodHandlerAdapter (2)提供一系列功能:数据绑定,数字和日期的format @NumberFormt @DataTimeFormat,xml json默认的读写支持--> <mvc:annotation-driven/> <!--servlet-mapping--> <!--2静态资源默认的servlet配置,(1)允许对静态资源的处理:js,gif (2)允许使用“/”做整体映射--> <!-- 容器默认的DefaultServletHandler处理 所有静态内容与无RequestMapping处理的URL--> <mvc:default-servlet-handler/> <!--3:配置jsp 显示viewResolver--> <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <property name="viewClass" value="org.springframework.web.servlet.view.JstlView"/> <property name="prefix" value="/WEB-INF/views/"/> <property name="suffix" value=".jsp"/> </bean> <!-- 4自动扫描且只扫描@Controller --> <context:component-scan base-package="com.lida.mongo.controller" /> <!-- 定义无需Controller的url<->view直接映射 --> <mvc:view-controller path="/" view-name="redirect:/goMongo/list"/> </beans> spring-mongo.xml为mongo配置 <?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:mongo="http://www.springframework.org/schema/data/mongo" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd http://www.springframework.org/schema/data/mongo http://www.springframework.org/schema/data/mongo/spring-mongo.xsd"> <!-- 加载mongodb的属性配置文件 --> <context:property-placeholder location="classpath:mongo.properties" /> <!-- spring连接mongodb数据库的配置 --> <mongo:mongo-client replica-set="${mongo.hostport}" id="mongo"> <mongo:client-options connections-per-host="${mongo.connectionsPerHost}" threads-allowed-to-block-for-connection-multiplier="${mongo.threadsAllowedToBlockForConnectionMultiplier}" connect-timeout="${mongo.connectTimeout}" max-wait-time="${mongo.maxWaitTime}" socket-timeout="${mongo.socketTimeout}"/> </mongo:mongo-client> <!-- mongo的工厂,通过它来取得mongo实例,dbname为mongodb的数据库名,没有的话会自动创建 --> <mongo:db-factory id="mongoDbFactory" dbname="mongoLida" mongo-ref="mongo" /> <!-- 只要使用这个调用相应的方法操作 --> <bean id="mongoTemplate" class="org.springframework.data.mongodb.core.MongoTemplate"> <constructor-arg name="mongoDbFactory" ref="mongoDbFactory" /> </bean> <!-- mongodb bean的仓库目录,会自动扫描扩展了MongoRepository接口的接口进行注入 --> <mongo:repositories base-package="com.lida.mongo" /> </beans> mongo.properties #mongoDB连接配置 mongo.hostport=127.0.0.1:27017 mongo.connectionsPerHost=8 mongo.threadsAllowedToBlockForConnectionMultiplier=4 #连接超时时间 mongo.connectTimeout=1000 #等待时间 mongo.maxWaitTime=1500 #Socket超时时间 mongo.socketTimeout=1500 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/maven-v4_0_0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>com.liad</groupId> <artifactId>mongo</artifactId> <packaging>war</packaging> <version>1.0-SNAPSHOT</version> <name>mongo Maven Webapp</name> <url>http://maven.apache.org</url> <dependencies> <!--使用junit4,注解的方式测试--> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>4.11</version> <scope>test</scope> </dependency> <!--日志--> <!--日志 slf4j,log4j,logback,common-logging--> <!--slf4j是规范/接口--> <!--log4j,logback,common-logging是日志实现 本项目使用slf4j + logback --> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-api</artifactId> <version>1.7.12</version> </dependency> <!--实现slf4j并整合--> <dependency> <groupId>ch.qos.logback</groupId> <artifactId>logback-core</artifactId> <version>1.1.1</version> </dependency> <dependency> <groupId>ch.qos.logback</groupId> <artifactId>logback-classic</artifactId> <version>1.1.1</version> </dependency> <!--数据库相关--> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>5.1.22</version> <!--maven工作范围 驱动在真正工作的时候使用,故生命周期改为runtime--> <scope>runtime</scope> </dependency> <!--servlet web相关--> <dependency> <groupId>taglibs</groupId> <artifactId>standard</artifactId> <version>1.1.2</version> </dependency> <dependency> <groupId>jstl</groupId> <artifactId>jstl</artifactId> <version>1.2</version> </dependency> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-databind</artifactId> <version>2.5.4</version> </dependency> <!--spring--> <!--spring核心--> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-core</artifactId> <version>4.1.7.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-beans</artifactId> <version>4.1.7.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context</artifactId> <version>4.1.7.RELEASE</version> </dependency> <!--spring dao--> <dependency> <groupId>org.springframework.data</groupId> <artifactId>spring-data-mongodb</artifactId> <version>1.8.0.RELEASE</version> </dependency> <dependency> <groupId>org.mongodb</groupId> <artifactId>mongo-java-driver</artifactId> <version>3.2.2</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-tx</artifactId> <version>4.1.7.RELEASE</version> </dependency> <!--spring web--> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-web</artifactId> <version>4.1.7.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>4.1.7.RELEASE</version> </dependency> <!--spring test--> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-test</artifactId> <version>4.1.7.RELEASE</version> </dependency> <dependency> <groupId>commons-collections</groupId> <artifactId>commons-collections</artifactId> <version>3.2.2</version> </dependency> <dependency> <groupId>commons-fileupload</groupId> <artifactId>commons-fileupload</artifactId> <version>1.3.2</version> </dependency> <dependency> <groupId>commons-codec</groupId> <artifactId>commons-codec</artifactId> <version>1.10</version> </dependency> </dependencies> <dependencyManagement> <dependencies> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-framework-bom</artifactId> <version>${spring.version}</version> <type>pom</type> <scope>import</scope> </dependency> <dependency> <groupId>net.sf.ehcache</groupId> <artifactId>ehcache-core</artifactId> <version>2.6.9</version> </dependency> </dependencies> </dependencyManagement> <build> <finalName>mongo</finalName> <plugins> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-compiler-plugin</artifactId> <configuration> <source>1.6</source> <target>1.6</target> </configuration> </plugin> </plugins> </build> </project> 两个实体类: /** * Created by DuLida on 2016/10/20. */ public class Address { private String city; private String street; private int num; public Address() { } public Address(String city, String street, int num) { this.city = city; this.street = street; this.num = num; } public String getCity() { return city; } public void setCity(String city) { this.city = city; } public String getStreet() { return street; } public void setStreet(String street) { this.street = street; } public int getNum() { return num; } public void setNum(int num) { this.num = num; } @Override public String toString() { return "Address{" + "city='" + city + '\'' + ", street='" + street + '\'' + ", num=" + num + '}'; } } /** * Created by DuLida on 2016/10/20. */ @Document(collection="person") public class Person implements Serializable { @Id private ObjectId id; private String name; private int age; private Address address; public Person() { } public Person( String name, int age, Address address) { this.name = name; this.age = age; this.address = address; } public ObjectId getId() { return id; } public void setId(ObjectId id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name; } public int getAge() { return age; } public void setAge(int age) { this.age = age; } public Address getAddress() { return address; } public void setAddress(Address address) { this.address = address; } @Override public String toString() { return "Person{" + "id=" + id + ", name='" + name + '\'' + ", age=" + age + ", address=" + address + '}'; } } JPA的dao,注意这里只要继承MongoRepository不用写注解spring就能认识这是个Repository,MongoRepository提供了基本的增删改查,不用实现便可直接调用,例如testMongo的personDao.save(persons); public interface PersonDao extends MongoRepository<Person, ObjectId> { @Query(value = "{'age' : {'$gte' : ?0, '$lte' : ?1}, 'name':?2 }",fields="{ 'name' : 1, 'age' : 1}") List<Person> findByAge(int age1, int age2, String name); } mongoTemplate的dao /** * Created by DuLida on 2016/10/21. */ public interface PersonMongoDao { List<Person> findAll(); void insertPerson(Person user); void removePerson(String userName); void updatePerson(); List<Person> findForRequery(String userName); } @Repository("personMongoImpl") public class PersonMongoImpl implements PersonMongoDao { @Resource private MongoTemplate mongoTemplate; @Override public List<Person> findAll() { return mongoTemplate.findAll(Person.class,"person"); } @Override public void insertPerson(Person person) { mongoTemplate.insert(person,"person"); } @Override public void removePerson(String userName) { mongoTemplate.remove(Query.query(Criteria.where("name").is(userName)),"person"); } @Override public void updatePerson() { mongoTemplate.updateMulti(Query.query(Criteria.where("age").gt(3).lte(5)), Update.update("age",3),"person"); } @Override public List<Person> findForRequery(String userName) { return mongoTemplate.find(Query.query(Criteria.where("name").is(userName)),Person.class); } } JPA查询的测试类: /** * Created by DuLida on 2016/10/20. */ @RunWith(SpringJUnit4ClassRunner.class) //告诉junit spring配置文件 @ContextConfiguration({"classpath:spring/spring-context.xml","classpath:spring/spring-mongo.xml"}) public class PersonDaoTest { @Resource private PersonDao personDao; /*先往数据库中插入10个person*/ @Test public void testMongo() { List<Person> persons = new ArrayList<Person>(); for (int i = 0; i < 10; i++) { persons.add(new Person("name"+i,i,new Address("石家庄","裕华路",i))); } personDao.save(persons); } @Test public void findMongo() { System.out.println(personDao.findByAge(2,8,"name6")); } } mongoTemplate查询的测试类 /** * Created by DuLida on 2016/10/21. */ @RunWith(SpringJUnit4ClassRunner.class) //告诉junit spring配置文件 @ContextConfiguration({"classpath:spring/spring-context.xml","classpath:spring/spring-mongo.xml"}) public class MongoTemplateTest { @Resource private PersonMongoImpl personMongo; @Test public void testMongoTemplate() { //personMongo.insertPerson(new Person("wukong",24,new Address("石家庄","鑫达路",20))); //personMongo.removePerson("name3"); //personMongo.updatePerson(); //System.out.println(personMongo.findAll()); System.out.println(personMongo.findForRequery("wukong")); } } 注意测试前请先通过testMongo()向数据库中插入数据。 项目源码Git地址,仅供学习使用:https://github.com/dreamSmile/mongo.git 参考资料http://docs.spring.io/spring-data/mongodb/docs/current/reference/html/ 本文原创发布于慕课网 ,转载请注明出处,谢谢合作! 相关标签:JAVAMongoDB 时间丶思考 天才小驴 你好小Song 陈词滥调1 4 人推荐 收藏 相关阅读 JAVA第三季1-9(模拟借书系统)作业 用pkp类,players类,playgame类三步教你写扑克牌游戏 Java入门第三季习题,简易扑克牌游戏 java学习第二季哒哒租车系统 Java入门第二季第六章练习题 请登录后,发表评论 评论(Enter+Ctrl) 全部评论2条 你好小Song2F 多数据源如何配置, 比如多个mongodb数据库再加mysql 1天前回复赞同0 时间丶思考 回复 你好小Song: 41分钟前 就在加一个datasource就行啊,原来mysql的datasource怎么加,现在就怎么加上就行,加上直接用。 回复 你好小Song1F 参考一下, 学习了. 2天前回复赞同0 时间丶思考 JAVA开发工程师 情劫难逃。 3篇手记 3推荐 作者的热门手记 神奇的Canvas贝塞尔曲线画心,程序员的表白 1021浏览18推荐3评论 深入探究setTimeout 和setInterval 44浏览1推荐0评论 网站首页企业合作人才招聘联系我们合作专区关于我们讲师招募常见问题意见反馈友情链接 Copyright © 2016 imooc.com All Rights Reserved | 京ICP备 13046642号-2
LaTeX source and supporting code for Think Data Structures: Algorithms and Information Retrieval in Java
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