springboot 详解 （二） crud

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springboot 详解 （一） helloworld                                    下载demo          

springboot 详解 （二） crud                                             下载demo     

springboot 详解 (三） 多数据源                                        下载demo      

springboot 详解 (四）redis & filter                                    下载demo    

springboot 详解 (五）interceptor                                       下载demo     

springboot 详解 (六）servlet & scheduled & listener         下载demo     

springboot 详解（七） dubbox & zookeeper   下载（productor） 下载（constumser）

springboot 同步解耦 异步化 下载demo

springboot jenkins docker 部署 

springboot 详解（八） springboot & springcloud 

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package com.curiousby.cn.controller;

import javax.annotation.Resource;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;

import com.curiousby.cn.one.entity.User;
import com.curiousby.cn.service.UserService;

@Controller
@RequestMapping(value="/web/users")
public class UserController {

   
    @Resource
    UserService userService;
    
    
    @ResponseBody
    @RequestMapping(value="/{userId}", method=RequestMethod.GET)
    public User  getUserById(@PathVariable int userId){
        
        return  userService .findById(userId); 
    }

}

 

@Transactional
@Service
public class UserService {

    @Resource
    UserDao userDao;
    
    
    public User  findById(int userId){
        return userDao.findById(userId);
    }

}

 

@Transactional
public interface  UserDao extends CrudRepository<User, Integer>{

    //crud
    User findById(int id);

}

 

<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.curiousby.cn</groupId>
	<artifactId>SpringBootWebDemo</artifactId>
	<packaging>war</packaging>
	<version>0.0.1-SNAPSHOT</version>
	<name>SpringBootWebDemo Maven Webapp</name>
	<url>http://maven.apache.org</url>



    <repositories>
        <repository>
            <id>spring-snapshots</id>
            <url>http://repo.spring.io/libs-snapshot</url>
        </repository>
    </repositories>

    <pluginRepositories>
        <pluginRepository>
            <id>spring-snapshots</id>
            <url>http://repo.spring.io/libs-snapshot</url>
        </pluginRepository>
    </pluginRepositories>
    

	<parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>1.3.1.RELEASE</version>
        <relativePath/> <!-- lookup parent from repository -->
    </parent>

    <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <java.version>1.7</java.version>
    </properties>

    <dependencies>
    <dependency>  
          <groupId>org.springframework.boot</groupId>  
          <artifactId>spring-boot-starter-redis</artifactId>  
      </dependency> 
        <dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-web</artifactId>
		</dependency>
		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-tomcat</artifactId>
			<scope>provided</scope>
		</dependency>
		<dependency>
			<groupId>org.apache.tomcat.embed</groupId>
			<artifactId>tomcat-embed-jasper</artifactId>
			<scope>provided</scope>
		</dependency>
		<dependency>
			<groupId>javax.servlet</groupId>
			<artifactId>jstl</artifactId>
		</dependency>
		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-test</artifactId>
			<scope>test</scope>
		</dependency>
		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-data-jpa</artifactId>
			<scope>runtime</scope>
		</dependency> 
		<dependency>
			<groupId>mysql</groupId>
			<artifactId>mysql-connector-java</artifactId>
			<scope>runtime</scope>
		</dependency>
        
          <dependency>  
            <groupId>com.google.code.gson</groupId>  
            <artifactId>gson</artifactId>  
        </dependency>
        
        
    </dependencies>

	<build>
		<finalName>SpringBootWebDemo</finalName>
		<plugins>
			<plugin>
				<groupId>org.springframework.boot</groupId>
				<artifactId>spring-boot-maven-plugin</artifactId>
			</plugin>
			
			<plugin>
				<groupId>org.apache.maven.plugins</groupId>
				<artifactId>maven-compiler-plugin</artifactId>
				<configuration>
					<source>1.7</source>
					<target>1.7</target>
				</configuration>
			</plugin>
			<plugin>
				<groupId>org.apache.maven.plugins</groupId>
				<artifactId>maven-surefire-plugin</artifactId>
				<configuration>
					<useSystemClassLoader>false</useSystemClassLoader>
				</configuration>
			</plugin>
			
		</plugins>

	</build>
</project>

 

 

spring.datasource.url=jdbc:mysql://localhost:3306/database
spring.datasource.username=root
spring.datasource.password=root
spring.datasource.driverClassName=com.mysql.jdbc.Driver

spring.jpa.database=MYSQL
spring.jpa.show-sql=true
spring.jpa.hibernate.ddl-auto=update
spring.jpa.hibernate.naming-strategy=org.hibernate.cfg.ImprovedNamingStrategy
spring.jpa.properties.hibernate.dialect=org.hibernate.dialect.MySQL5Dialect

 

 

 

 

 

 

 

 

 

 

 

 

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