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SpringCloud中的服务接口(api)介绍

java 来源：互联网 作者：佚名 发布时间：2024-04-19 22:35:38 人浏览
摘要

SpringCloud服务接口(api) SpringCloud的服务接口基本等同于SpringBoot开发的api接口 只不过在springCloud需要将自己的服务注册到注册中心，通过网关统一访问路径 一个简单的api接口 pom.xml 1 2 3 4 5 6 7 8

SpringCloud服务接口(api)

SpringCloud的服务接口基本等同于SpringBoot开发的api接口

只不过在springCloud需要将自己的服务注册到注册中心，通过网关统一访问路径

一个简单的api接口

  • pom.xml

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<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.springcloud.demo</groupId>

  <artifactId>eureka-user</artifactId>

  <version>dev</version>

    <packaging>jar</packaging>

  

    <parent>

        <groupId>org.springframework.boot</groupId>

        <artifactId>spring-boot-starter-parent</artifactId>

        <version>1.5.7.RELEASE</version>

        <relativePath/> <!-- lookup parent from repository -->

    </parent>

  

    <properties>

        <!--main方法类 -->

        <start-class>com.cc.yonyou.rndealer.BootMain</start-class>

        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>

        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>

        <java.version>1.8</java.version>

        <spring-cloud.version>Dalston.SR4</spring-cloud.version>

        <!-- 同该版本feign集成需要swagger 2.5.0版本以上 -->

        <swagger.version>2.5.0</swagger.version>

    </properties>

  

    <dependencies>

        <dependency>

            <groupId>org.springframework.cloud</groupId>

            <artifactId>spring-cloud-starter-eureka</artifactId>

        </dependency>

         

        <dependency>

            <groupId>org.springframework.cloud</groupId>

            <artifactId>spring-cloud-starter-feign</artifactId>

        </dependency>

         <dependency>

            <groupId>org.springframework.cloud</groupId>

            <artifactId>spring-cloud-starter-hystrix-dashboard</artifactId>

        </dependency>

     

        <!--base64加密解密  -->

        <dependency>

            <groupId>commons-codec</groupId>

            <artifactId>commons-codec</artifactId>

            <version>1.10</version>

        </dependency>

        

        <dependency>

            <groupId>org.springframework.cloud</groupId>

            <artifactId>spring-cloud-starter-eureka</artifactId>

        </dependency>

         

        <dependency>

            <groupId>org.springframework.boot</groupId>

            <artifactId>spring-boot-starter-web</artifactId>

        </dependency>

    <dependency>

            <groupId>org.mybatis.spring.boot</groupId>

            <artifactId>mybatis-spring-boot-starter</artifactId>

            <version>1.1.1</version>

        </dependency>

        <dependency>

            <groupId>org.mybatis.generator</groupId>

            <artifactId>mybatis-generator-core</artifactId>

            <version>1.3.2</version>

            <scope>compile</scope>

            <optional>true</optional>

        </dependency>

         

        <dependency>

            <groupId>io.springfox</groupId>

            <artifactId>springfox-swagger-ui</artifactId>

            <version>2.2.2</version>

        </dependency>

        <dependency>

            <groupId>mysql</groupId>

            <artifactId>mysql-connector-java</artifactId>

            <version>5.1.25</version>

        </dependency>

        <dependency>

            <groupId>io.springfox</groupId>

            <artifactId>springfox-swagger2</artifactId>

            <version>2.2.2</version>

        </dependency>

        <dependency>

            <groupId>org.springframework.boot</groupId>

            <artifactId>spring-boot-starter-test</artifactId>

        </dependency>

        <dependency>

            <groupId>mysql</groupId>

            <artifactId>mysql-connector-java</artifactId>

            <version>5.1.25</version>

        </dependency>

         

        <dependency>

            <groupId>com.alibaba</groupId>

            <artifactId>druid</artifactId>

            <version>1.0.20</version>

        </dependency>

        <dependency>

            <groupId>com.alibaba</groupId>

            <artifactId>fastjson</artifactId>

            <version>1.2.12</version>

        </dependency>

        <dependency>

            <groupId>com.github.pagehelper</groupId>

            <artifactId>pagehelper</artifactId>

            <version>4.1.6</version>

        </dependency>

         

        <!-- Swagger -->

        <dependency>

            <groupId>io.springfox</groupId>

            <artifactId>springfox-swagger2</artifactId>

            <version>${swagger.version}</version>

        </dependency>

        <dependency>

            <groupId>io.springfox</groupId>

            <artifactId>springfox-swagger-ui</artifactId>

            <version>${swagger.version}</version>

        </dependency>

         

        <dependency> 

            <groupId>org.springframework.boot</groupId> 

            <artifactId>spring-boot-starter-redis</artifactId>

            <version>1.3.8.RELEASE</version>

        </dependency>

         

        <dependency>

            <groupId>com.alibaba</groupId>

            <artifactId>druid</artifactId>

            <version>1.0.20</version>

        </dependency>

    </dependencies>

  

    <dependencyManagement>

        <dependencies>

            <dependency>

                <groupId>org.springframework.cloud</groupId>

                <artifactId>spring-cloud-dependencies</artifactId>

                <version>${spring-cloud.version}</version>

                <type>pom</type>

                <scope>import</scope>

            </dependency>

        </dependencies>

    </dependencyManagement>

  

    <build>

        <plugins>

            <plugin>

                <groupId>org.springframework.boot</groupId>

                <artifactId>spring-boot-maven-plugin</artifactId>

            </plugin>

            <!--打包跳过测试插件-->

            <plugin>

            <groupId>org.apache.maven.plugins</groupId>

                <artifactId>maven-surefire-plugin</artifactId>

                <configuration>

                    <skip>true</skip>

                </configuration>

            </plugin>

        </plugins>

    </build>

  

  

</project>
  • application.properties

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#eureka

spring.application.name = user

server.port=12003

eureka.client.serviceUrl.defaultZone=http://localhost:12000/eureka/

feign.hystrix.enabled=true

  

#mybatis

mybatis.type-aliases-package=com.springcloud.demo.domain

mybatis.mapper-locations=classpath*:/mapper/*Mapper.xml

mybatis.configuration.map-underscore-to-camel-case=true

mybatis.configuration.use-generated-keys=true

mybatis.configuration.default-fetch-size=100

mybatis.configuration.default-statement-timeout=30

  

#datasource

spring.datasource.username=root

spring.datasource.password=mysql

spring.datasource.driver-class-name=com.mysql.jdbc.Driver

spring.datasource.url=jdbc:mysql://localhost:3306/test

  

spring.datasource.initialSize=5

spring.datasource.minIdle=5

spring.datasource.maxActive=20

spring.datasource.maxWait=60000

spring.datasource.timeBetweenEvictionRunsMillis=60000

spring.datasource.validationQuery=SELECT 1

spring.datasource.testWhileIdle=true

spring.datasource.testOnBorrow=false

spring.datasource.testOnReturn=false

spring.datasource.poolPreparedStatements=true

spring.datasource.maxPoolPreparedStatementPerConnectionSize=20

spring.datasource.filters=stat

spring.datasource.connectionProperties=druid.stat.mergeSql=true;druid.stat.slowSqlMillis=5000
  • BootMain.java

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package com.springcloud.demo;

  

import org.springframework.boot.SpringApplication;

import org.springframework.boot.autoconfigure.SpringBootApplication;

import org.springframework.cloud.client.discovery.EnableDiscoveryClient;

import org.springframework.cloud.netflix.feign.EnableFeignClients;

import org.springframework.cloud.netflix.hystrix.dashboard.EnableHystrixDashboard;

import org.springframework.scheduling.annotation.EnableScheduling;

import org.springframework.stereotype.Controller;

import org.springframework.web.bind.annotation.RequestMapping;

  

import springfox.documentation.annotations.ApiIgnore;

import springfox.documentation.swagger2.annotations.EnableSwagger2;

  

@Controller

@SpringBootApplication

@ApiIgnore

@EnableScheduling

@EnableDiscoveryClient

@EnableFeignClients

@EnableSwagger2

@EnableHystrixDashboard

public class BootMain {

    public static void main(String[] args) {

        SpringApplication.run(BootMain.class, args);

    }

     

    @RequestMapping("/help")

    public String help() {

        return "redirect:swagger-ui.html";

    }

  

}
  • api接口uers.java

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package com.springcloud.demo.api;

  

import org.springframework.web.bind.annotation.RequestMapping;

import org.springframework.web.bind.annotation.RequestMethod;

import org.springframework.web.bind.annotation.RestController;

  

@RestController

public class UserApi {

    @RequestMapping(value="/test",method=RequestMethod.GET)

    public String test() {

        return "Hello World";

    }

}

基本代码与我们常写得api接口无异，只是在application.properties文件中添加了注册中心的路径
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