diff --git a/pictures/spring-druid-mybatis-annotation.png b/pictures/spring-druid-mybatis-annotation.png new file mode 100644 index 0000000..7cd1c10 Binary files /dev/null and b/pictures/spring-druid-mybatis-annotation.png differ diff --git a/pictures/spring-druid-mybatis.png b/pictures/spring-druid-mybatis.png new file mode 100644 index 0000000..d99b430 Binary files /dev/null and b/pictures/spring-druid-mybatis.png differ diff --git a/pictures/spring-jdbc-annotation.png b/pictures/spring-jdbc-annotation.png new file mode 100644 index 0000000..a291c22 Binary files /dev/null and b/pictures/spring-jdbc-annotation.png differ diff --git a/pictures/spring-jdbc.png b/pictures/spring-jdbc.png new file mode 100644 index 0000000..d8d23ea Binary files /dev/null and b/pictures/spring-jdbc.png differ diff --git a/pictures/spring-mybatis-annotation.png b/pictures/spring-mybatis-annotation.png new file mode 100644 index 0000000..3b1119e Binary files /dev/null and b/pictures/spring-mybatis-annotation.png differ diff --git a/pictures/spring-mybatis.png b/pictures/spring-mybatis.png new file mode 100644 index 0000000..eb2f781 Binary files /dev/null and b/pictures/spring-mybatis.png differ diff --git a/spring/spring-druid-mybatis-annotation/README.md b/spring/spring-druid-mybatis-annotation/README.md index b69852a..34694ca 100644 --- a/spring/spring-druid-mybatis-annotation/README.md +++ b/spring/spring-druid-mybatis-annotation/README.md @@ -1,112 +1,48 @@ -# spring +druid+ mybatis（注解配置方式） +# spring +druid+ mybatis（注解方式） -1、创建标准web maven工程，导入依赖 +### 项目目录结构 + +![spring-druid-mybatis](D:\spring-samples-for-all\pictures\spring-druid-mybatis-annotation.png) + +#### 1、创建maven工程，除了Spring基本依赖外，还需要导入mybatis和druid的相关依赖 ```xml - - - 4.0.0 - - com.heibaiying + + + org.springframework spring-jdbc - 1.0-SNAPSHOT - - 5.1.3.RELEASE - - - - - - org.springframework - spring-context - ${spring-base-version} - - - org.springframework - spring-beans - ${spring-base-version} - - - org.springframework - spring-core - ${spring-base-version} - - - org.springframework - spring-web - ${spring-base-version} - - - org.springframework - spring-webmvc - ${spring-base-version} - - - javax.servlet - javax.servlet-api - 4.0.1 - provided - - - org.projectlombok - lombok - 1.18.4 - provided - - - - org.springframework - spring-jdbc - ${spring-base-version} - - - mysql - mysql-connector-java - 8.0.13 - - - - junit - junit - 4.12 - test - - - org.springframework - spring-test - ${spring-base-version} - test - - - com.oracle - ojdbc6 - 11.2.0.3.0 - - - - org.mybatis - mybatis-spring - 1.3.2 - - - org.mybatis - mybatis - 3.4.6 - - - - com.alibaba - druid - 1.1.12 - - - - + ${spring-base-version} + + + mysql + mysql-connector-java + 8.0.13 + + + com.oracle + ojdbc6 + 11.2.0.3.0 + + + + org.mybatis + mybatis-spring + 1.3.2 + + + org.mybatis + mybatis + 3.4.6 + + + + com.alibaba + druid + 1.1.12 + ``` -2、新建 DispatcherServletInitializer.java继承自AbstractAnnotationConfigDispatcherServletInitializer,等价于我们在web.xml中配置的前端控制器 +#### 2、新建 DispatcherServletInitializer.java继承自AbstractAnnotationConfigDispatcherServletInitializer,等价于我们在web.xml中配置的前端控制器 ```java public class DispatcherServletInitializer extends AbstractAnnotationConfigDispatcherServletInitializer { @@ -125,18 +61,11 @@ public class DispatcherServletInitializer extends AbstractAnnotationConfigDispat } ``` -3、基础servlet 3.0的支持，可以采用注解的方式注册druid的servlet和filter +#### 3、基础servlet 3.0的支持，可以采用注解的方式注册druid的servlet和filter -​ 注：关于servlet 注解支持可以查看[Servlet 规范文档](https://github.com/heibaiying/spring-samples-for-all/blob/master/referenced%20documents/Servlet3.1%E8%A7%84%E8%8C%83%EF%BC%88%E6%9C%80%E7%BB%88%E7%89%88%EF%BC%89.pdf)中**8.1小节 注解和可插拔性** +​ 注：关于servlet 更多注解支持可以查看[Servlet 规范文档](https://github.com/heibaiying/spring-samples-for-all/blob/master/referenced%20documents/Servlet3.1%E8%A7%84%E8%8C%83%EF%BC%88%E6%9C%80%E7%BB%88%E7%89%88%EF%BC%89.pdf)中**8.1小节 注解和可插拔性** ```java -package com.heibaiying.config.druid; - -import com.alibaba.druid.support.http.StatViewServlet; - -import javax.servlet.annotation.WebInitParam; -import javax.servlet.annotation.WebServlet; - /** * @author : heibaiying * @description : 配置监控页面用户名密码 @@ -153,12 +82,6 @@ public class DruidStatViewServlet extends StatViewServlet { ``` ```java -package com.heibaiying.config.druid; - -import com.alibaba.druid.support.http.WebStatFilter; - -import javax.servlet.annotation.WebFilter; -import javax.servlet.annotation.WebInitParam; /** * @author : heibaiying @@ -175,7 +98,7 @@ public class DruidStatFilter extends WebStatFilter { ``` -4、在resources文件夹下新建数据库配置文件mysql.properties、oracle.properties +#### 4、在resources文件夹下新建数据库配置文件mysql.properties、oracle.properties ```properties # mysql 数据库配置 @@ -193,21 +116,9 @@ oracle.username=用户名 oracle.password=密码 ``` -5、在新建数据库配置映射类DataSourceConfig.java +#### 5、在新建数据库配置映射类DataSourceConfig.java ```java -package com.heibaiying.config; - -import lombok.Data; -import org.springframework.beans.factory.annotation.Value; -import org.springframework.context.annotation.Configuration; -import org.springframework.context.annotation.PropertySource; - -/** - * @author : heibaiying - * @description : - */ - @Configuration @PropertySource(value = "classpath:mysql.properties") @Data @@ -226,30 +137,9 @@ public class DataSourceConfig { ``` -6、新建ServletConfig.java，进行数据库相关配置 +#### 6、新建ServletConfig.java，进行数据库相关配置 ```java -package com.heibaiying.config; - -import com.alibaba.druid.pool.DruidDataSource; -import org.mybatis.spring.SqlSessionFactoryBean; -import org.mybatis.spring.mapper.MapperScannerConfigurer; -import org.springframework.context.annotation.Bean; -import org.springframework.context.annotation.ComponentScan; -import org.springframework.context.annotation.Configuration; -import org.springframework.core.io.support.PathMatchingResourcePatternResolver; -import org.springframework.jdbc.datasource.DataSourceTransactionManager; -import org.springframework.transaction.annotation.EnableTransactionManagement; -import org.springframework.web.servlet.config.annotation.DefaultServletHandlerConfigurer; -import org.springframework.web.servlet.config.annotation.EnableWebMvc; -import org.springframework.web.servlet.config.annotation.WebMvcConfigurer; - -import java.io.IOException; -import java.sql.SQLException; - -; - - /** * @author : heibaiying */ @@ -351,7 +241,7 @@ public class ServletConfig implements WebMvcConfigurer { ``` -7、新建mybtais 配置文件 更多settings配置项可以参考[官方文档](http://www.mybatis.org/mybatis-3/zh/configuration.html) +#### 7、新建mybtais 配置文件，按需要进行额外参数配置， 更多settings配置项可以参考[官方文档](http://www.mybatis.org/mybatis-3/zh/configuration.html) ```xml @@ -374,7 +264,7 @@ public class ServletConfig implements WebMvcConfigurer { ``` -8、新建查询接口及其对应的mapper文件 +#### 8、新建查询接口及其对应的mapper文件 ```java public interface MysqlDao { @@ -421,25 +311,9 @@ public interface OracleDao { ``` -9.新建测试controller进行测试 +#### 9.新建测试controller进行测试 ```java -package com.heibaiying.controller; - -import com.heibaiying.bean.Relation; -import com.heibaiying.dao.MysqlDao; -import org.springframework.beans.factory.annotation.Autowired; -import org.springframework.web.bind.annotation.GetMapping; -import org.springframework.web.bind.annotation.PathVariable; -import org.springframework.web.bind.annotation.RestController; - -import java.util.List; - -/** - * @author : heibaiying - * @description : - */ - @RestController public class MysqlController { @@ -455,19 +329,6 @@ public class MysqlController { ``` ```java -package com.heibaiying.controller; - -import com.heibaiying.dao.OracleDao; -import org.springframework.beans.factory.annotation.Autowired; -import org.springframework.web.bind.annotation.GetMapping; -import org.springframework.web.bind.annotation.PathVariable; -import org.springframework.web.bind.annotation.RestController; - -/** - * @author : heibaiying - * @description : - */ - @RestController public class OracleController { @@ -482,7 +343,7 @@ public class OracleController { ``` -10、druid 监控页面访问地址http://localhost:8080/druid/index.html +#### 10、druid 监控页面访问地址http://localhost:8080/druid/index.html ![druid控制台](https://github.com/heibaiying/spring-samples-for-all/blob/master/pictures/druid%E6%8E%A7%E5%88%B6%E5%8F%B0.png) diff --git a/spring/spring-druid-mybatis-annotation/src/main/java/com/heibaiying/config/DataSourceConfig.java b/spring/spring-druid-mybatis-annotation/src/main/java/com/heibaiying/config/DataSourceConfig.java index 51dd508..1c73d88 100644 --- a/spring/spring-druid-mybatis-annotation/src/main/java/com/heibaiying/config/DataSourceConfig.java +++ b/spring/spring-druid-mybatis-annotation/src/main/java/com/heibaiying/config/DataSourceConfig.java @@ -15,12 +15,6 @@ import org.springframework.context.annotation.PropertySource; @Data public class DataSourceConfig { - /** - * 感觉这种注入的方式并不够好 - * 没有spring-boot中使用@ConfigurationProperties(prefix = "config")指定前缀注入的方式优雅 - */ - @Value("${mysql.driverClassName}") - private String driverClassName; @Value("${mysql.url}") private String url; @Value("${mysql.username}") diff --git a/spring/spring-druid-mybatis-annotation/src/main/resources/mysql.properties b/spring/spring-druid-mybatis-annotation/src/main/resources/mysql.properties index e860927..973f6a0 100644 --- a/spring/spring-druid-mybatis-annotation/src/main/resources/mysql.properties +++ b/spring/spring-druid-mybatis-annotation/src/main/resources/mysql.properties @@ -1,4 +1,4 @@ # mysql ݿ -mysql.url=jdbc:mysql://localhost:3306/mysql +mysql.url=jdbc:mysql://localhost:3306/mysql?characterEncoding=UTF-8&serverTimezone=UTC&useSSL=false mysql.username=root mysql.password=root diff --git a/spring/spring-druid-mybatis/README.md b/spring/spring-druid-mybatis/README.md index a7a243b..9b84fff 100644 --- a/spring/spring-druid-mybatis/README.md +++ b/spring/spring-druid-mybatis/README.md @@ -1,112 +1,48 @@ # spring +druid+ mybatis（xml配置方式） -#### 1、创建标准web maven工程，导入依赖 +### 项目目录结构 + +![spring-druid-mybatis](D:\spring-samples-for-all\pictures\spring-druid-mybatis.png) + +#### 1、创建maven工程，除了Spring基本依赖外，还需要导入mybatis和druid的相关依赖 ```xml - - - 4.0.0 - - com.heibaiying + + + org.springframework spring-jdbc - 1.0-SNAPSHOT - - 5.1.3.RELEASE - - - - - - org.springframework - spring-context - ${spring-base-version} - - - org.springframework - spring-beans - ${spring-base-version} - - - org.springframework - spring-core - ${spring-base-version} - - - org.springframework - spring-web - ${spring-base-version} - - - org.springframework - spring-webmvc - ${spring-base-version} - - - javax.servlet - javax.servlet-api - 4.0.1 - provided - - - org.projectlombok - lombok - 1.18.4 - provided - - - - org.springframework - spring-jdbc - ${spring-base-version} - - - mysql - mysql-connector-java - 8.0.13 - - - - junit - junit - 4.12 - test - - - org.springframework - spring-test - ${spring-base-version} - test - - - com.oracle - ojdbc6 - 11.2.0.3.0 - - - - org.mybatis - mybatis-spring - 1.3.2 - - - org.mybatis - mybatis - 3.4.6 - - - - com.alibaba - druid - 1.1.12 - - - - + ${spring-base-version} + + + mysql + mysql-connector-java + 8.0.13 + + + com.oracle + ojdbc6 + 11.2.0.3.0 + + + + org.mybatis + mybatis-spring + 1.3.2 + + + org.mybatis + mybatis + 3.4.6 + + + + com.alibaba + druid + 1.1.12 + ``` -#### 2、在web.xml 进行如下配置 +#### 2、在web.xml 中配置spring前端控制器、druid监控台servlet和filter ```xml @@ -302,7 +238,7 @@ oracle.password=密码 ``` -#### 5、新建mybtais 配置文件 更多settings配置项可以参考[官方文档](http://www.mybatis.org/mybatis-3/zh/configuration.html) +#### 5、新建mybtais 配置文件，按需要进行额外配置，更多settings配置项可以参考[官方文档](http://www.mybatis.org/mybatis-3/zh/configuration.html) ```xml diff --git a/spring/spring-druid-mybatis/src/main/resources/jdbc.properties b/spring/spring-druid-mybatis/src/main/resources/jdbc.properties index e633488..525186b 100644 --- a/spring/spring-druid-mybatis/src/main/resources/jdbc.properties +++ b/spring/spring-druid-mybatis/src/main/resources/jdbc.properties @@ -1,5 +1,5 @@ # mysql ݿ -mysql.url=jdbc:mysql://localhost:3306/mysql +mysql.url=jdbc:mysql://localhost:3306/mysql?characterEncoding=UTF-8&serverTimezone=UTC&useSSL=false mysql.username=root mysql.password=root diff --git a/spring/spring-dubbo-annotation/README.md b/spring/spring-dubbo-annotation/README.md index bf9d8fb..75b8e75 100644 --- a/spring/spring-dubbo-annotation/README.md +++ b/spring/spring-dubbo-annotation/README.md @@ -16,7 +16,7 @@ ## 二、项目依赖 -**在父工程的项目中同一导入依赖dubbo依赖的的jar包** +**在父工程的项目中统一导入依赖dubbo依赖的的jar包** 这里需要注意的是ZooKeeper 3.5.x 和 ZooKeeper 3.4.x 是存在不兼容的情况 详见官网解释[ZooKeeper Version Compatibility](https://curator.apache.org/zk-compatibility.html), zookeeper 3.5 目前是beta版本，所以zookeeper 我选择的版本是 zookeeper-3.4.9 作为服务端。但默认情况下 curator-framework自动引用的最新的3.5的版本客户端，会出现 KeeperException$UnimplementedException 异常 diff --git a/spring/spring-dubbo/README-副本.md b/spring/spring-dubbo/README-副本.md deleted file mode 100644 index 085b046..0000000 --- a/spring/spring-dubbo/README-副本.md +++ /dev/null @@ -1,279 +0,0 @@ -# spring 整合 dubbo（xml配置方式） - -## 一、 项目结构说明 - -1.1 按照dubbo 文档推荐的服务最佳实践，建议将服务接口、服务模型、服务异常等均放在 API 包中，所以项目采用maven多模块的构建方式，在spring-dubbo下构建三个子模块： - -1. dubbo-common 是公共模块，用于存放公共的接口和bean,被dubbo-provider和dubbo-provider在pom.xml中引用； -2. dubbo-provider 是服务的提供者，提供商品的查询服务； -3. dubbo-provider 是服务的消费者，调用provider提供的查询服务。 - -1.2 本项目dubbo的搭建采用zookeeper作为注册中心， 关于zookeeper的安装和基本操作可以参见我的手记[Zookeeper 基础命令与Java客户端](https://github.com/heibaiying/LearningNotes/blob/master/notes/%E4%B8%AD%E9%97%B4%E4%BB%B6/ZooKeeper/ZooKeeper%E9%9B%86%E7%BE%A4%E6%90%AD%E5%BB%BA%E4%B8%8EJava%E5%AE%A2%E6%88%B7%E7%AB%AF.md) - -
- - - -## 二、项目依赖 - -**在父工程的项目中同一导入依赖dubbo依赖的的jar包** - -这里需要注意的是ZooKeeper 3.5.x 和 ZooKeeper 3.4.x 是存在不兼容的情况 详见官网解释[ZooKeeper Version Compatibility](https://curator.apache.org/zk-compatibility.html), zookeeper 3.5 目前是beta版本，所以zookeeper 我选择的版本是 zookeeper-3.4.9 作为服务端。但默认情况下 curator-framework自动引用的最新的3.5的版本客户端，会出现 KeeperException$UnimplementedException 异常 - -```xml - -com.alibaba -dubbo -2.6.2 - - - org.apache.curator - curator-framework - 4.0.0 - - - org.apache.zookeeper - zookeeper - - - - - org.apache.zookeeper - zookeeper - 3.4.13 - -``` - - - -## 三、公共模块（dubbo-common） - -- api 下为公共的调用接口； -- bean 下为公共的实体类。 - -
- -## 四、 服务提供者（dubbo-provider） - -
- -#### 4.1 productService是服务的提供者（ 商品数据用模拟数据展示） - -注：这里实现的接口IProductService来源于公共模块 - -```java -/** - * @author : heibaiying - * @description : 产品提供接口实现类 - */ -@Service -public class ProductService implements IProductService { - - private static List productList = new ArrayList<>(); - - static { - for (int i = 0; i < 20; i++) { - productList.add(new Product(i, "产品" + i, i / 2 == 0, new Date(), 66.66f * i)); - } - } - - public Product queryProductById(int id) { - for (Product product : productList) { - if (product.getId() == id) { - return product; - } - } - return null; - } - - - public List queryAllProducts() { - return productList; - } -} -``` - -#### 4.2 在dubbo.xml暴露服务 - -```xml - - - - - - - - - - - - - - - - - - -``` - -## 五、服务消费者（dubbo-consumer） - -
- -#### 1.在dubbo.xml调用远程的服务 - -```xml - - - - - - - - - - - - - - - - - - - - -``` - -#### 2.消费服务 - -```java -@Controller -@RequestMapping("sell") -public class SellController { - - @Autowired - private IProductService productService; - - @RequestMapping - public String productList(Model model) { - List products = productService.queryAllProducts(); - model.addAttribute("products", products); - return "products"; - } - - @RequestMapping("product/{id}") - public String productDetail(@PathVariable int id, Model model) { - Product product = productService.queryProductById(id); - model.addAttribute("product", product); - return "product"; - } -} -``` - -## 六、项目构建的说明 - -因为在项目中，consumer和provider模块均依赖公共模块,所以在构建consumer和provider项目前需要将common 模块安装到本地仓库，**依次**对**父工程**和**common模块**执行： - -```shell -mvn install -Dmaven.test.skip = true -``` - -consumer中 pom.xml如下 - -```xml - - - - spring-dubbo - com.heibaiying - 1.0-SNAPSHOT - - 4.0.0 - - dubbo-consumer - - - - com.heibaiying - dubbo-common - 1.0-SNAPSHOT - compile - - - - -``` - -provider中 pom.xml如下 - -```xml - - - - spring-dubbo - com.heibaiying - 1.0-SNAPSHOT - - 4.0.0 - - dubbo-provider - - - - com.heibaiying - dubbo-common - 1.0-SNAPSHOT - compile - - - - -``` - -## 七、关于dubbo新版本管理控制台的安装说明 - -安装: - -```sh -git clone https://github.com/apache/incubator-dubbo-ops.git /var/tmp/dubbo-ops -cd /var/tmp/dubbo-ops -mvn clean package -``` - -配置： - -```sh -配置文件为： -dubbo-admin-backend/src/main/resources/application.properties -主要的配置有 默认的配置就是127.0.0.1:2181： -dubbo.registry.address=zookeeper://127.0.0.1:2181 -``` - -启动: - -```sh -mvn --projects dubbo-admin-backend spring-boot:run -``` - -访问: - -``` -http://127.0.0.1:8080 -``` \ No newline at end of file diff --git a/spring/spring-dubbo/README.md b/spring/spring-dubbo/README.md index 52b799b..bc4bc80 100644 --- a/spring/spring-dubbo/README.md +++ b/spring/spring-dubbo/README.md @@ -16,7 +16,7 @@ ## 二、项目依赖 -**在父工程的项目中同一导入依赖dubbo依赖的的jar包** +**在父工程的项目中统一导入依赖dubbo依赖的的jar包** 这里需要注意的是ZooKeeper 3.5.x 和 ZooKeeper 3.4.x 是存在不兼容的情况 详见官网解释[ZooKeeper Version Compatibility](https://curator.apache.org/zk-compatibility.html), zookeeper 3.5 目前是beta版本，所以zookeeper 我选择的版本是 zookeeper-3.4.9 作为服务端。但默认情况下 curator-framework自动引用的最新的3.5的版本客户端，会出现 KeeperException$UnimplementedException 异常 diff --git a/spring/spring-jdbc-annotation/README.md b/spring/spring-jdbc-annotation/README.md index e13afda..9bdfa08 100644 --- a/spring/spring-jdbc-annotation/README.md +++ b/spring/spring-jdbc-annotation/README.md @@ -1,114 +1,41 @@ -# spring 整合 jdbc template（注解配置方式） +# spring 整合 jdbc template（注解方式） -1、创建标准web maven工程，导入依赖 +## 1.说明 + +#### 1.1 项目目录结构 + +1. 数据源配置位于config目录下的DatabaseConfig.java和DataSourceConfig.java +2. 项目以单元测试的方法进行测试 + +![spring-jdbc-annotation](D:\spring-samples-for-all\pictures\spring-jdbc-annotation.png) + + + +#### 1.2 项目依赖 ```xml - - - 4.0.0 - - com.heibaiying + + + org.springframework spring-jdbc - 1.0-SNAPSHOT - - 5.1.3.RELEASE - - - - - - org.springframework - spring-context - ${spring-base-version} - - - org.springframework - spring-beans - ${spring-base-version} - - - org.springframework - spring-core - ${spring-base-version} - - - org.springframework - spring-web - ${spring-base-version} - - - org.springframework - spring-webmvc - ${spring-base-version} - - - javax.servlet - javax.servlet-api - 4.0.1 - provided - - - org.projectlombok - lombok - 1.18.4 - provided - - - - org.springframework - spring-jdbc - ${spring-base-version} - - - mysql - mysql-connector-java - 8.0.13 - - - - junit - junit - 4.12 - test - - - org.springframework - spring-test - ${spring-base-version} - test - - - com.oracle - ojdbc6 - 11.2.0.3.0 - - - - + ${spring-base-version} + + + mysql + mysql-connector-java + 8.0.13 + + + com.oracle + ojdbc6 + 11.2.0.3.0 + + ``` -2、新建 DispatcherServletInitializer.java继承自AbstractAnnotationConfigDispatcherServletInitializer,等价于我们在web.xml中配置的前端控制器 +## 二、spring 整合 jdbc template -```java -public class DispatcherServletInitializer extends AbstractAnnotationConfigDispatcherServletInitializer { - - protected Class[] getRootConfigClasses() { - return new Class[0]; - } - - protected Class[] getServletConfigClasses() { - return new Class[]{ServletConfig.class}; - } - - protected String[] getServletMappings() { - return new String[]{"/"}; - } -} -``` - -3、在resources文件夹下新建数据库配置文件mysql.properties、oracle.properties +#### 2.1 在resources文件夹下新建数据库配置文件mysql.properties、oracle.properties及其映射类 ```properties # mysql 数据库配置 @@ -126,21 +53,7 @@ oracle.username=用户名 oracle.password=密码 ``` -4、在新建数据库配置映射类DataSourceConfig.java - ```java -package com.heibaiying.config; - -import lombok.Data; -import org.springframework.beans.factory.annotation.Value; -import org.springframework.context.annotation.Configuration; -import org.springframework.context.annotation.PropertySource; - -/** - * @author : heibaiying - * @description : - */ - @Configuration @PropertySource(value = "classpath:mysql.properties") @Data @@ -159,27 +72,13 @@ public class DataSourceConfig { ``` -5、新建ServletConfig.java，进行数据库相关配置 +#### 2.2 新建数据库配置类DatabaseConfig.java ```java -package com.heibaiying.config; - -import org.springframework.context.annotation.Bean; -import org.springframework.context.annotation.ComponentScan; -import org.springframework.context.annotation.Configuration; -import org.springframework.jdbc.core.JdbcTemplate; -import org.springframework.jdbc.datasource.DataSourceTransactionManager; -import org.springframework.jdbc.datasource.DriverManagerDataSource; -import org.springframework.transaction.annotation.EnableTransactionManagement; -import org.springframework.web.servlet.config.annotation.WebMvcConfigurer; - -/** - * @author : heibaiying - */ @Configuration @EnableTransactionManagement // 开启声明式事务处理 等价于xml中 @ComponentScan(basePackages = {"com.heibaiying.*"}) -public class ServletConfig implements WebMvcConfigurer { +public class DatabaseConfig { /** * 配置数据源 @@ -194,6 +93,7 @@ public class ServletConfig implements WebMvcConfigurer { return dataSource; } + /** * 配置jdbcTemplate * @param dataSource 这个参数的名称需要保持和上面方法名一致 才能自动注入,因为 @@ -217,36 +117,12 @@ public class ServletConfig implements WebMvcConfigurer { } } + ``` -6、新建查询接口及其实现类,这里我查询的表是mysql和oracle中的字典表 +#### 2.3 新建查询接口及其实现类,这里我查询的表是mysql和oracle中的字典表 ```java -public interface MysqlDao { - - List get(); -} -``` - -```java -package com.heibaiying.dao; - -import com.heibaiying.bean.Relation; -import com.heibaiying.dao.impl.MysqlDao; -import org.springframework.beans.factory.annotation.Autowired; -import org.springframework.jdbc.core.JdbcTemplate; -import org.springframework.jdbc.core.RowMapper; -import org.springframework.stereotype.Repository; - -import java.sql.ResultSet; -import java.sql.SQLException; -import java.util.List; - -/** - * @author : heibaiying - * @description : - */ - @Repository public class MysqlDaoImpl implements MysqlDao { @@ -274,42 +150,9 @@ public class MysqlDaoImpl implements MysqlDao { ``` -```mysql -package com.heibaiying.dao.impl; -import com.heibaiying.bean.Flow; -import java.util.List; - -/** - * @author : heibaiying - * @description : - */ -public interface OracleDao { - - List get(); -} - -``` ```java -package com.heibaiying.dao; - -import com.heibaiying.bean.Flow; -import com.heibaiying.dao.impl.OracleDao; -import org.springframework.beans.factory.annotation.Autowired; -import org.springframework.jdbc.core.JdbcTemplate; -import org.springframework.jdbc.core.RowMapper; -import org.springframework.stereotype.Repository; - -import java.sql.ResultSet; -import java.sql.SQLException; -import java.util.List; - -/** - * @author : heibaiying - * @description : - */ - @Repository public class OracleDaoImpl implements OracleDao { @@ -338,30 +181,11 @@ public class OracleDaoImpl implements OracleDao { ``` -7、新建测试类进行测试 +#### 2.4 新建测试类进行测试 ```java -package com.heibaiying.dao; - -import com.heibaiying.bean.Relation; -import com.heibaiying.config.DispatcherServletInitializer; -import com.heibaiying.config.ServletConfig; -import com.heibaiying.dao.impl.MysqlDao; -import org.junit.Test; -import org.junit.runner.RunWith; -import org.springframework.beans.factory.annotation.Autowired; -import org.springframework.test.context.ContextConfiguration; -import org.springframework.test.context.junit4.SpringRunner; - -import java.util.List; - -/** - * @author : heibaiying - * @description : - */ - @RunWith(SpringRunner.class) -@ContextConfiguration(classes = {DispatcherServletInitializer.class, ServletConfig.class}) +@ContextConfiguration(classes = {ServletConfig.class}) public class MysqlDaoTest { @Autowired @@ -380,28 +204,8 @@ public class MysqlDaoTest { ``` ```java -package com.heibaiying.dao; - -import com.heibaiying.bean.Flow; -import com.heibaiying.config.DispatcherServletInitializer; -import com.heibaiying.config.ServletConfig; -import com.heibaiying.dao.impl.OracleDao; -import org.junit.Test; -import org.junit.runner.RunWith; -import org.springframework.beans.factory.annotation.Autowired; -import org.springframework.beans.factory.annotation.Qualifier; -import org.springframework.test.context.ContextConfiguration; -import org.springframework.test.context.junit4.SpringRunner; - -import java.util.List; - -/** - * @author : heibaiying - * @description : - */ - @RunWith(SpringRunner.class) -@ContextConfiguration(classes = {DispatcherServletInitializer.class, ServletConfig.class}) +@ContextConfiguration(classes = {ServletConfig.class}) public class OracleDaoTest { /*注入接口时: 如果接口有多个实现类 可以用这个指定具体的实现类*/ diff --git a/spring/spring-jdbc-annotation/src/main/java/com/heibaiying/config/DataSourceConfig.java b/spring/spring-jdbc-annotation/src/main/java/com/heibaiying/config/DataSourceConfig.java index 51dd508..295ae2d 100644 --- a/spring/spring-jdbc-annotation/src/main/java/com/heibaiying/config/DataSourceConfig.java +++ b/spring/spring-jdbc-annotation/src/main/java/com/heibaiying/config/DataSourceConfig.java @@ -7,7 +7,6 @@ import org.springframework.context.annotation.PropertySource; /** * @author : heibaiying - * @description : */ @Configuration @@ -15,10 +14,6 @@ import org.springframework.context.annotation.PropertySource; @Data public class DataSourceConfig { - /** - * 感觉这种注入的方式并不够好 - * 没有spring-boot中使用@ConfigurationProperties(prefix = "config")指定前缀注入的方式优雅 - */ @Value("${mysql.driverClassName}") private String driverClassName; @Value("${mysql.url}") diff --git a/spring/spring-jdbc-annotation/src/main/java/com/heibaiying/config/ServletConfig.java b/spring/spring-jdbc-annotation/src/main/java/com/heibaiying/config/DatabaseConfig.java similarity index 93% rename from spring/spring-jdbc-annotation/src/main/java/com/heibaiying/config/ServletConfig.java rename to spring/spring-jdbc-annotation/src/main/java/com/heibaiying/config/DatabaseConfig.java index 43face4..c6a3105 100644 --- a/spring/spring-jdbc-annotation/src/main/java/com/heibaiying/config/ServletConfig.java +++ b/spring/spring-jdbc-annotation/src/main/java/com/heibaiying/config/DatabaseConfig.java @@ -7,7 +7,6 @@ import org.springframework.jdbc.core.JdbcTemplate; import org.springframework.jdbc.datasource.DataSourceTransactionManager; import org.springframework.jdbc.datasource.DriverManagerDataSource; import org.springframework.transaction.annotation.EnableTransactionManagement; -import org.springframework.web.servlet.config.annotation.WebMvcConfigurer; /** * @author : heibaiying @@ -15,7 +14,7 @@ import org.springframework.web.servlet.config.annotation.WebMvcConfigurer; @Configuration @EnableTransactionManagement // 开启声明式事务处理 等价于xml中 @ComponentScan(basePackages = {"com.heibaiying.*"}) -public class ServletConfig implements WebMvcConfigurer { +public class DatabaseConfig { /** * 配置数据源 diff --git a/spring/spring-jdbc-annotation/src/main/java/com/heibaiying/config/DispatcherServletInitializer.java b/spring/spring-jdbc-annotation/src/main/java/com/heibaiying/config/DispatcherServletInitializer.java deleted file mode 100644 index 7ed14d2..0000000 --- a/spring/spring-jdbc-annotation/src/main/java/com/heibaiying/config/DispatcherServletInitializer.java +++ /dev/null @@ -1,22 +0,0 @@ -package com.heibaiying.config; - -import org.springframework.web.servlet.support.AbstractAnnotationConfigDispatcherServletInitializer; - -/** - * @author : heibaiying - */ - -public class DispatcherServletInitializer extends AbstractAnnotationConfigDispatcherServletInitializer { - - protected Class[] getRootConfigClasses() { - return new Class[0]; - } - - protected Class[] getServletConfigClasses() { - return new Class[]{ServletConfig.class}; - } - - protected String[] getServletMappings() { - return new String[]{"/"}; - } -} diff --git a/spring/spring-jdbc-annotation/src/main/resources/mysql.properties b/spring/spring-jdbc-annotation/src/main/resources/mysql.properties index e8ab06b..27b2bdc 100644 --- a/spring/spring-jdbc-annotation/src/main/resources/mysql.properties +++ b/spring/spring-jdbc-annotation/src/main/resources/mysql.properties @@ -1,5 +1,5 @@ # mysql ݿ -mysql.driverClassName=com.mysql.jdbc.Driver -mysql.url=jdbc:mysql://localhost:3306/mysql +mysql.driverClassName=com.mysql.cj.jdbc.Driver +mysql.url=jdbc:mysql://localhost:3306/mysql?characterEncoding=UTF-8&serverTimezone=UTC&useSSL=false mysql.username=root mysql.password=root diff --git a/spring/spring-jdbc-annotation/src/test/java/com/heibaiying/dao/MysqlDaoTest.java b/spring/spring-jdbc-annotation/src/test/java/com/heibaiying/dao/MysqlDaoTest.java index ef3b774..0423637 100644 --- a/spring/spring-jdbc-annotation/src/test/java/com/heibaiying/dao/MysqlDaoTest.java +++ b/spring/spring-jdbc-annotation/src/test/java/com/heibaiying/dao/MysqlDaoTest.java @@ -1,8 +1,7 @@ package com.heibaiying.dao; import com.heibaiying.bean.Relation; -import com.heibaiying.config.DispatcherServletInitializer; -import com.heibaiying.config.ServletConfig; +import com.heibaiying.config.DatabaseConfig; import com.heibaiying.dao.impl.MysqlDao; import org.junit.Test; import org.junit.runner.RunWith; @@ -18,7 +17,7 @@ import java.util.List; */ @RunWith(SpringRunner.class) -@ContextConfiguration(classes = {DispatcherServletInitializer.class, ServletConfig.class}) +@ContextConfiguration(classes = {DatabaseConfig.class}) public class MysqlDaoTest { @Autowired diff --git a/spring/spring-jdbc-annotation/src/test/java/com/heibaiying/dao/OracleDaoTest.java b/spring/spring-jdbc-annotation/src/test/java/com/heibaiying/dao/OracleDaoTest.java index a4cd513..8d6cc4d 100644 --- a/spring/spring-jdbc-annotation/src/test/java/com/heibaiying/dao/OracleDaoTest.java +++ b/spring/spring-jdbc-annotation/src/test/java/com/heibaiying/dao/OracleDaoTest.java @@ -1,8 +1,7 @@ package com.heibaiying.dao; import com.heibaiying.bean.Flow; -import com.heibaiying.config.DispatcherServletInitializer; -import com.heibaiying.config.ServletConfig; +import com.heibaiying.config.DatabaseConfig; import com.heibaiying.dao.impl.OracleDao; import org.junit.Test; import org.junit.runner.RunWith; @@ -19,7 +18,7 @@ import java.util.List; */ @RunWith(SpringRunner.class) -@ContextConfiguration(classes = {DispatcherServletInitializer.class, ServletConfig.class}) +@ContextConfiguration(classes = {DatabaseConfig.class}) public class OracleDaoTest { /*注入接口时: 如果接口有多个实现类 可以用这个指定具体的实现类*/ diff --git a/spring/spring-jdbc/README.md b/spring/spring-jdbc/README.md index 9d92447..e2e1498 100644 --- a/spring/spring-jdbc/README.md +++ b/spring/spring-jdbc/README.md @@ -1,124 +1,38 @@ # spring 整合 jdbc template（xml配置方式） -1、创建标准web maven工程，导入依赖 +## 一、说明 + +#### 1.1 项目结构 + +![spring-jdbc](D:\spring-samples-for-all\pictures\spring-jdbc.png) + +#### 1.2 项目依赖 ```xml - - - 4.0.0 - - com.heibaiying + + + org.springframework spring-jdbc - 1.0-SNAPSHOT - - 5.1.3.RELEASE - - - - - - org.springframework - spring-context - ${spring-base-version} - - - org.springframework - spring-beans - ${spring-base-version} - - - org.springframework - spring-core - ${spring-base-version} - - - org.springframework - spring-web - ${spring-base-version} - - - org.springframework - spring-webmvc - ${spring-base-version} - - - javax.servlet - javax.servlet-api - 4.0.1 - provided - - - org.projectlombok - lombok - 1.18.4 - provided - - - - org.springframework - spring-jdbc - ${spring-base-version} - - - mysql - mysql-connector-java - 8.0.13 - - - - junit - junit - 4.12 - test - - - org.springframework - spring-test - ${spring-base-version} - test - - - com.oracle - ojdbc6 - 11.2.0.3.0 - - - - + ${spring-base-version} + + + mysql + mysql-connector-java + 8.0.13 + + + com.oracle + ojdbc6 + 11.2.0.3.0 + + ``` -2、在web.xml 进行如下配置 -```xml - - - - - springMvc - org.springframework.web.servlet.DispatcherServlet - - contextConfigLocation - classpath:springApplication.xml - - 1 - +## 二、 spring 整合 jdbc template - - springMvc - / - - - -``` - -3、在resources文件夹下新建数据库配置文件jdbc.properties +#### 1、在resources文件夹下新建数据库配置文件jdbc.properties ```properties # mysql 数据库配置 @@ -134,7 +48,7 @@ oracle.username=用户名 oracle.password=密码 ``` -4、在resources文件夹下创建springApplication.xml 配置文件 +#### 2、配置Jdbc数据源并定义事务管理器 ```xml @@ -182,34 +96,9 @@ oracle.password=密码 ``` -5、新建查询接口及其实现类,这里我查询的表是mysql和oracle中的字典表 +#### 3、新建查询接口及其实现类,这里我查询的表是mysql和oracle中的字典表 ```java -public interface MysqlDao { - - List get(); -} -``` - -```java -package com.heibaiying.dao; - -import com.heibaiying.bean.Relation; -import com.heibaiying.dao.impl.MysqlDao; -import org.springframework.beans.factory.annotation.Autowired; -import org.springframework.jdbc.core.JdbcTemplate; -import org.springframework.jdbc.core.RowMapper; -import org.springframework.stereotype.Repository; - -import java.sql.ResultSet; -import java.sql.SQLException; -import java.util.List; - -/** - * @author : heibaiying - * @description : - */ - @Repository public class MysqlDaoImpl implements MysqlDao { @@ -237,42 +126,7 @@ public class MysqlDaoImpl implements MysqlDao { ``` -```mysql -package com.heibaiying.dao.impl; - -import com.heibaiying.bean.Flow; -import java.util.List; - -/** - * @author : heibaiying - * @description : - */ -public interface OracleDao { - - List get(); -} - -``` - ```java -package com.heibaiying.dao; - -import com.heibaiying.bean.Flow; -import com.heibaiying.dao.impl.OracleDao; -import org.springframework.beans.factory.annotation.Autowired; -import org.springframework.jdbc.core.JdbcTemplate; -import org.springframework.jdbc.core.RowMapper; -import org.springframework.stereotype.Repository; - -import java.sql.ResultSet; -import java.sql.SQLException; -import java.util.List; - -/** - * @author : heibaiying - * @description : - */ - @Repository public class OracleDaoImpl implements OracleDao { @@ -298,29 +152,11 @@ public class OracleDaoImpl implements OracleDao { return flows; } } - ``` -6.新建测试类进行测试 +#### 4.新建测试类进行测试 ```java -package com.heibaiying.dao; - -import com.heibaiying.bean.Relation; -import com.heibaiying.dao.impl.MysqlDao; -import org.junit.Test; -import org.junit.runner.RunWith; -import org.springframework.beans.factory.annotation.Autowired; -import org.springframework.test.context.ContextConfiguration; -import org.springframework.test.context.junit4.SpringRunner; - -import java.util.List; - -/** - * @author : heibaiying - * @description : - */ - @RunWith(SpringRunner.class) @ContextConfiguration({"classpath:springApplication.xml"}) public class MysqlDaoTest { @@ -342,24 +178,6 @@ public class MysqlDaoTest { ``` ```java -package com.heibaiying.dao; - -import com.heibaiying.bean.Flow; -import com.heibaiying.dao.impl.OracleDao; -import org.junit.Test; -import org.junit.runner.RunWith; -import org.springframework.beans.factory.annotation.Autowired; -import org.springframework.beans.factory.annotation.Qualifier; -import org.springframework.test.context.ContextConfiguration; -import org.springframework.test.context.junit4.SpringRunner; - -import java.util.List; - -/** - * @author : heibaiying - * @description : - */ - @RunWith(SpringRunner.class) @ContextConfiguration({"classpath:springApplication.xml"}) public class OracleDaoTest { diff --git a/spring/spring-jdbc/src/main/resources/jdbc.properties b/spring/spring-jdbc/src/main/resources/jdbc.properties index 6dadcd3..fb89a05 100644 --- a/spring/spring-jdbc/src/main/resources/jdbc.properties +++ b/spring/spring-jdbc/src/main/resources/jdbc.properties @@ -1,6 +1,6 @@ # mysql ݿ -mysql.driverClassName=com.mysql.jdbc.Driver -mysql.url=jdbc:mysql://localhost:3306/mysql +mysql.driverClassName=com.mysql.cj.jdbc.Driver +mysql.url=jdbc:mysql://localhost:3306/mysql?characterEncoding=UTF-8&serverTimezone=UTC&useSSL=false mysql.username=root mysql.password=root diff --git a/spring/spring-mybatis-annotation/README.md b/spring/spring-mybatis-annotation/README.md index af6d0fc..bac6696 100644 --- a/spring/spring-mybatis-annotation/README.md +++ b/spring/spring-mybatis-annotation/README.md @@ -1,125 +1,48 @@ -# spring 整合 mybatis（注解配置方式） +# spring 整合 mybatis（xml配置方式） -1、创建标准web maven工程，导入依赖 +## 一、说明 + +#### 1.1 项目结构 + +![spring-mybatis](D:\spring-samples-for-all\pictures\spring-mybatis-annotation.png) + +#### 1.2 项目依赖 + +除了spring相关依赖外，还需要导入数据库驱动和对应的mybatis依赖包 ```xml - - - 4.0.0 - - com.heibaiying + + + org.springframework spring-jdbc - 1.0-SNAPSHOT - - 5.1.3.RELEASE - - - - - - org.springframework - spring-context - ${spring-base-version} - - - org.springframework - spring-beans - ${spring-base-version} - - - org.springframework - spring-core - ${spring-base-version} - - - org.springframework - spring-web - ${spring-base-version} - - - org.springframework - spring-webmvc - ${spring-base-version} - - - javax.servlet - javax.servlet-api - 4.0.1 - provided - - - org.projectlombok - lombok - 1.18.4 - provided - - - - org.springframework - spring-jdbc - ${spring-base-version} - - - mysql - mysql-connector-java - 8.0.13 - - - - junit - junit - 4.12 - test - - - org.springframework - spring-test - ${spring-base-version} - test - - - com.oracle - ojdbc6 - 11.2.0.3.0 - - - - org.mybatis - mybatis-spring - 1.3.2 - - - org.mybatis - mybatis - 3.4.6 - - - - + ${spring-base-version} + + + mysql + mysql-connector-java + 8.0.13 + + + com.oracle + ojdbc6 + 11.2.0.3.0 + + + + org.mybatis + mybatis-spring + 1.3.2 + + + org.mybatis + mybatis + 3.4.6 + ``` -2、新建 DispatcherServletInitializer.java继承自AbstractAnnotationConfigDispatcherServletInitializer,等价于我们在web.xml中配置的前端控制器 +## 二、spring 整合 mybatis -```java -public class DispatcherServletInitializer extends AbstractAnnotationConfigDispatcherServletInitializer { - - protected Class[] getRootConfigClasses() { - return new Class[0]; - } - - protected Class[] getServletConfigClasses() { - return new Class[]{ServletConfig.class}; - } - - protected String[] getServletMappings() { - return new String[]{"/"}; - } -} -``` - -3、在resources文件夹下新建数据库配置文件mysql.properties、oracle.properties +#### 2.1 在resources文件夹下新建数据库配置文件jdbc.properties及其映射类 ```properties # mysql 数据库配置 @@ -127,9 +50,7 @@ mysql.driverClassName=com.mysql.jdbc.Driver mysql.url=jdbc:mysql://localhost:3306/mysql mysql.username=root mysql.password=root -``` -```properties # oracle 数据库配置 oracle.driverClassName=oracle.jdbc.driver.OracleDriver oracle.url=jdbc:oracle:thin:@//IP地址:端口号/数据库实例名 @@ -137,21 +58,7 @@ oracle.username=用户名 oracle.password=密码 ``` -4、在新建数据库配置映射类DataSourceConfig.java - ```java -package com.heibaiying.config; - -import lombok.Data; -import org.springframework.beans.factory.annotation.Value; -import org.springframework.context.annotation.Configuration; -import org.springframework.context.annotation.PropertySource; - -/** - * @author : heibaiying - * @description : - */ - @Configuration @PropertySource(value = "classpath:mysql.properties") @Data @@ -167,35 +74,18 @@ public class DataSourceConfig { private String password; } - ``` -5、新建ServletConfig.java，进行数据库相关配置 +#### 2.2 配置数据源和mybatis会话工厂、定义事务管理器 ```java -package com.heibaiying.config; - -import org.mybatis.spring.SqlSessionFactoryBean; -import org.mybatis.spring.mapper.MapperScannerConfigurer; -import org.springframework.context.annotation.Bean; -import org.springframework.context.annotation.ComponentScan; -import org.springframework.context.annotation.Configuration;; -import org.springframework.core.io.support.PathMatchingResourcePatternResolver; -import org.springframework.jdbc.datasource.DataSourceTransactionManager; -import org.springframework.jdbc.datasource.DriverManagerDataSource; -import org.springframework.transaction.annotation.EnableTransactionManagement; -import org.springframework.web.servlet.config.annotation.WebMvcConfigurer; - -import java.io.IOException; - - /** * @author : heibaiying */ @Configuration @EnableTransactionManagement // 开启声明式事务处理 等价于xml中 @ComponentScan(basePackages = {"com.heibaiying.*"}) -public class ServletConfig implements WebMvcConfigurer { +public class DatabaseConfig { /* @Autowired * private DataSourceConfig sourceConfig; @@ -216,7 +106,6 @@ public class ServletConfig implements WebMvcConfigurer { return dataSource; } - /** * 配置mybatis 会话工厂 * @@ -258,7 +147,7 @@ public class ServletConfig implements WebMvcConfigurer { ``` -5、新建mybtais 配置文件 更多settings配置项可以参考[官方文档](http://www.mybatis.org/mybatis-3/zh/configuration.html) +#### 2.3 新建mybtais配置文件，按照需求配置额外参数， 更多settings配置项可以参考[官方文档](http://www.mybatis.org/mybatis-3/zh/configuration.html) ```xml @@ -281,7 +170,7 @@ public class ServletConfig implements WebMvcConfigurer { ``` -5、新建查询接口及其对应的mapper文件 +#### 2.4 新建查询接口及其对应的mapper文件 ```java public interface MysqlDao { @@ -328,30 +217,11 @@ public interface OracleDao { ``` -6.新建测试类进行测试 +#### 2.5 新建测试类进行测试 ```java -package com.heibaiying.dao; - -import com.heibaiying.bean.Relation; -import com.heibaiying.config.DataSourceConfig; -import com.heibaiying.config.DispatcherServletInitializer; -import com.heibaiying.config.ServletConfig; -import org.junit.Test; -import org.junit.runner.RunWith; -import org.springframework.beans.factory.annotation.Autowired; -import org.springframework.test.context.ContextConfiguration; -import org.springframework.test.context.junit4.SpringRunner; - -import java.util.List; - -/** - * @author : heibaiying - * @description : - */ - @RunWith(SpringRunner.class) -@ContextConfiguration(classes = {DispatcherServletInitializer.class, ServletConfig.class}) +@ContextConfiguration(classes = {DatabaseConfig.class}) public class MysqlDaoTest { @Autowired @@ -370,27 +240,8 @@ public class MysqlDaoTest { ``` ```java -package com.heibaiying.dao; - -import com.heibaiying.bean.Flow; -import com.heibaiying.config.DataSourceConfig; -import com.heibaiying.config.DispatcherServletInitializer; -import com.heibaiying.config.ServletConfig; -import org.junit.Test; -import org.junit.runner.RunWith; -import org.springframework.beans.factory.annotation.Autowired; -import org.springframework.test.context.ContextConfiguration; -import org.springframework.test.context.junit4.SpringRunner; - -import java.util.List; - -/** - * @author : heibaiying - * @description : - */ - @RunWith(SpringRunner.class) -@ContextConfiguration(classes = {DispatcherServletInitializer.class, ServletConfig.class}) +@ContextConfiguration(classes = {DatabaseConfig.class}) public class OracleDaoTest { @Autowired @@ -406,5 +257,6 @@ public class OracleDaoTest { } } } + ``` diff --git a/spring/spring-mybatis-annotation/src/main/java/com/heibaiying/config/DataSourceConfig.java b/spring/spring-mybatis-annotation/src/main/java/com/heibaiying/config/DataSourceConfig.java index 51dd508..295ae2d 100644 --- a/spring/spring-mybatis-annotation/src/main/java/com/heibaiying/config/DataSourceConfig.java +++ b/spring/spring-mybatis-annotation/src/main/java/com/heibaiying/config/DataSourceConfig.java @@ -7,7 +7,6 @@ import org.springframework.context.annotation.PropertySource; /** * @author : heibaiying - * @description : */ @Configuration @@ -15,10 +14,6 @@ import org.springframework.context.annotation.PropertySource; @Data public class DataSourceConfig { - /** - * 感觉这种注入的方式并不够好 - * 没有spring-boot中使用@ConfigurationProperties(prefix = "config")指定前缀注入的方式优雅 - */ @Value("${mysql.driverClassName}") private String driverClassName; @Value("${mysql.url}") diff --git a/spring/spring-mybatis-annotation/src/main/java/com/heibaiying/config/ServletConfig.java b/spring/spring-mybatis-annotation/src/main/java/com/heibaiying/config/DatabaseConfig.java similarity index 98% rename from spring/spring-mybatis-annotation/src/main/java/com/heibaiying/config/ServletConfig.java rename to spring/spring-mybatis-annotation/src/main/java/com/heibaiying/config/DatabaseConfig.java index 33d9bec..85a5dde 100644 --- a/spring/spring-mybatis-annotation/src/main/java/com/heibaiying/config/ServletConfig.java +++ b/spring/spring-mybatis-annotation/src/main/java/com/heibaiying/config/DatabaseConfig.java @@ -20,7 +20,7 @@ import java.io.IOException; @Configuration @EnableTransactionManagement // 开启声明式事务处理 等价于xml中 @ComponentScan(basePackages = {"com.heibaiying.*"}) -public class ServletConfig implements WebMvcConfigurer { +public class DatabaseConfig { /* @Autowired * private DataSourceConfig sourceConfig; diff --git a/spring/spring-mybatis-annotation/src/main/java/com/heibaiying/config/DispatcherServletInitializer.java b/spring/spring-mybatis-annotation/src/main/java/com/heibaiying/config/DispatcherServletInitializer.java deleted file mode 100644 index 7ed14d2..0000000 --- a/spring/spring-mybatis-annotation/src/main/java/com/heibaiying/config/DispatcherServletInitializer.java +++ /dev/null @@ -1,22 +0,0 @@ -package com.heibaiying.config; - -import org.springframework.web.servlet.support.AbstractAnnotationConfigDispatcherServletInitializer; - -/** - * @author : heibaiying - */ - -public class DispatcherServletInitializer extends AbstractAnnotationConfigDispatcherServletInitializer { - - protected Class[] getRootConfigClasses() { - return new Class[0]; - } - - protected Class[] getServletConfigClasses() { - return new Class[]{ServletConfig.class}; - } - - protected String[] getServletMappings() { - return new String[]{"/"}; - } -} diff --git a/spring/spring-mybatis-annotation/src/main/resources/mysql.properties b/spring/spring-mybatis-annotation/src/main/resources/mysql.properties index e8ab06b..27b2bdc 100644 --- a/spring/spring-mybatis-annotation/src/main/resources/mysql.properties +++ b/spring/spring-mybatis-annotation/src/main/resources/mysql.properties @@ -1,5 +1,5 @@ # mysql ݿ -mysql.driverClassName=com.mysql.jdbc.Driver -mysql.url=jdbc:mysql://localhost:3306/mysql +mysql.driverClassName=com.mysql.cj.jdbc.Driver +mysql.url=jdbc:mysql://localhost:3306/mysql?characterEncoding=UTF-8&serverTimezone=UTC&useSSL=false mysql.username=root mysql.password=root diff --git a/spring/spring-mybatis-annotation/src/test/java/com/heibaiying/dao/MysqlDaoTest.java b/spring/spring-mybatis-annotation/src/test/java/com/heibaiying/dao/MysqlDaoTest.java index 99dc047..30d5d9a 100644 --- a/spring/spring-mybatis-annotation/src/test/java/com/heibaiying/dao/MysqlDaoTest.java +++ b/spring/spring-mybatis-annotation/src/test/java/com/heibaiying/dao/MysqlDaoTest.java @@ -1,9 +1,7 @@ package com.heibaiying.dao; import com.heibaiying.bean.Relation; -import com.heibaiying.config.DataSourceConfig; -import com.heibaiying.config.DispatcherServletInitializer; -import com.heibaiying.config.ServletConfig; +import com.heibaiying.config.DatabaseConfig; import org.junit.Test; import org.junit.runner.RunWith; import org.springframework.beans.factory.annotation.Autowired; @@ -18,7 +16,7 @@ import java.util.List; */ @RunWith(SpringRunner.class) -@ContextConfiguration(classes = {DispatcherServletInitializer.class, ServletConfig.class}) +@ContextConfiguration(classes = {DatabaseConfig.class}) public class MysqlDaoTest { @Autowired diff --git a/spring/spring-mybatis-annotation/src/test/java/com/heibaiying/dao/OracleDaoTest.java b/spring/spring-mybatis-annotation/src/test/java/com/heibaiying/dao/OracleDaoTest.java index 38a03d6..f5e9350 100644 --- a/spring/spring-mybatis-annotation/src/test/java/com/heibaiying/dao/OracleDaoTest.java +++ b/spring/spring-mybatis-annotation/src/test/java/com/heibaiying/dao/OracleDaoTest.java @@ -1,9 +1,7 @@ package com.heibaiying.dao; import com.heibaiying.bean.Flow; -import com.heibaiying.config.DataSourceConfig; -import com.heibaiying.config.DispatcherServletInitializer; -import com.heibaiying.config.ServletConfig; +import com.heibaiying.config.DatabaseConfig; import org.junit.Test; import org.junit.runner.RunWith; import org.springframework.beans.factory.annotation.Autowired; @@ -18,7 +16,7 @@ import java.util.List; */ @RunWith(SpringRunner.class) -@ContextConfiguration(classes = {DispatcherServletInitializer.class, ServletConfig.class}) +@ContextConfiguration(classes = {DatabaseConfig.class}) public class OracleDaoTest { @Autowired diff --git a/spring/spring-mybatis/README.md b/spring/spring-mybatis/README.md index 492f2f2..7607c5c 100644 --- a/spring/spring-mybatis/README.md +++ b/spring/spring-mybatis/README.md @@ -1,135 +1,48 @@ # spring 整合 mybatis（xml配置方式） -1、创建标准web maven工程，导入依赖 +## 一、说明 + +#### 1.1 项目结构 + +![spring-mybatis](D:\spring-samples-for-all\pictures\spring-mybatis.png) + +#### 1.2 项目依赖 + +除了spring相关依赖外，还需要导入数据库驱动和对应的mybatis依赖包 ```xml - - - 4.0.0 - - com.heibaiying + + + org.springframework spring-jdbc - 1.0-SNAPSHOT - - 5.1.3.RELEASE - - - - - - org.springframework - spring-context - ${spring-base-version} - - - org.springframework - spring-beans - ${spring-base-version} - - - org.springframework - spring-core - ${spring-base-version} - - - org.springframework - spring-web - ${spring-base-version} - - - org.springframework - spring-webmvc - ${spring-base-version} - - - javax.servlet - javax.servlet-api - 4.0.1 - provided - - - org.projectlombok - lombok - 1.18.4 - provided - - - - org.springframework - spring-jdbc - ${spring-base-version} - - - mysql - mysql-connector-java - 8.0.13 - - - - junit - junit - 4.12 - test - - - org.springframework - spring-test - ${spring-base-version} - test - - - com.oracle - ojdbc6 - 11.2.0.3.0 - - - - org.mybatis - mybatis-spring - 1.3.2 - - - org.mybatis - mybatis - 3.4.6 - - - - + ${spring-base-version} + + + mysql + mysql-connector-java + 8.0.13 + + + com.oracle + ojdbc6 + 11.2.0.3.0 + + + + org.mybatis + mybatis-spring + 1.3.2 + + + org.mybatis + mybatis + 3.4.6 + ``` -2、在web.xml 进行如下配置 +## 二、spring 整合 mybatis -```xml - - - - - - springMvc - org.springframework.web.servlet.DispatcherServlet - - contextConfigLocation - classpath:springApplication.xml - - 1 - - - - springMvc - / - - - -``` - -3、在resources文件夹下新建数据库配置文件jdbc.properties +#### 2.1 在resources文件夹下新建数据库配置文件jdbc.properties ```properties # mysql 数据库配置 @@ -145,7 +58,7 @@ oracle.username=用户名 oracle.password=密码 ``` -4、在resources文件夹下创建springApplication.xml 配置文件 +#### 2.2 配置数据源和mybatis会话工厂、定义事务管理器 ```xml @@ -205,7 +118,7 @@ oracle.password=密码 ``` -5、新建mybtais 配置文件 更多settings配置项可以参考[官方文档](http://www.mybatis.org/mybatis-3/zh/configuration.html) +#### 2.3 新建mybtais配置文件，按照需求配置额外参数， 更多settings配置项可以参考[官方文档](http://www.mybatis.org/mybatis-3/zh/configuration.html) ```xml @@ -228,7 +141,7 @@ oracle.password=密码 ``` -5、新建查询接口及其对应的mapper文件 +#### 2.4 新建查询接口及其对应的mapper文件 ```java public interface MysqlDao { @@ -275,26 +188,9 @@ public interface OracleDao { ``` -6.新建测试类进行测试 +#### 2.5 新建测试类进行测试 ```java -package com.heibaiying.dao; - -import com.heibaiying.bean.Relation; -import com.heibaiying.dao.impl.MysqlDao; -import org.junit.Test; -import org.junit.runner.RunWith; -import org.springframework.beans.factory.annotation.Autowired; -import org.springframework.test.context.ContextConfiguration; -import org.springframework.test.context.junit4.SpringRunner; - -import java.util.List; - -/** - * @author : heibaiying - * @description : - */ - @RunWith(SpringRunner.class) @ContextConfiguration({"classpath:springApplication.xml"}) public class MysqlDaoTest { @@ -316,24 +212,6 @@ public class MysqlDaoTest { ``` ```java -package com.heibaiying.dao; - -import com.heibaiying.bean.Flow; -import com.heibaiying.dao.impl.OracleDao; -import org.junit.Test; -import org.junit.runner.RunWith; -import org.springframework.beans.factory.annotation.Autowired; -import org.springframework.beans.factory.annotation.Qualifier; -import org.springframework.test.context.ContextConfiguration; -import org.springframework.test.context.junit4.SpringRunner; - -import java.util.List; - -/** - * @author : heibaiying - * @description : - */ - @RunWith(SpringRunner.class) @ContextConfiguration({"classpath:springApplication.xml"}) public class OracleDaoTest { diff --git a/spring/spring-mybatis/src/main/resources/jdbc.properties b/spring/spring-mybatis/src/main/resources/jdbc.properties index 6dadcd3..fb89a05 100644 --- a/spring/spring-mybatis/src/main/resources/jdbc.properties +++ b/spring/spring-mybatis/src/main/resources/jdbc.properties @@ -1,6 +1,6 @@ # mysql ݿ -mysql.driverClassName=com.mysql.jdbc.Driver -mysql.url=jdbc:mysql://localhost:3306/mysql +mysql.driverClassName=com.mysql.cj.jdbc.Driver +mysql.url=jdbc:mysql://localhost:3306/mysql?characterEncoding=UTF-8&serverTimezone=UTC&useSSL=false mysql.username=root mysql.password=root