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原文鏈接地址:『高級篇』docker之開發(fā)課程EdgeService(16)創(chuàng)新互聯(lián)是專業(yè)的木壘哈薩克網站建設公司,木壘哈薩克接單;提供成都網站制作、成都網站設計,網頁設計,網站設計,建網站,PHP網站建設等專業(yè)做網站服務;采用PHP框架,可快速的進行木壘哈薩克網站開發(fā)網頁制作和功能擴展;專業(yè)做搜索引擎喜愛的網站,專業(yè)的做網站團隊,希望更多企業(yè)前來合作!
課程的edgeService依賴于課程服務的dubbo服務,對外提供的restAPI,跟用戶的EdgeService有點類似,只是一個調用的是thrift,一個調用的是dubbo,比較特殊的是課程的EdgeService需要用戶登錄后才可以訪問,如果沒有登錄的話,需要跳轉到登錄系統(tǒng)才可以訪問。源碼:https://github.com/limingios/msA-docker
<?xml version="1.0" encoding="UTF-8"?>
<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">
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>1.5.3.RELEASE</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<groupId>com.idig8</groupId>
<artifactId>course-edge-service</artifactId>
<version>1.0-SNAPSHOT</version>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>commons-lang</groupId>
<artifactId>commons-lang</artifactId>
<version>2.6</version>
</dependency>
<dependency>
<groupId>io.dubbo.springboot</groupId>
<artifactId>spring-boot-starter-dubbo</artifactId>
<version>1.0.0</version>
</dependency>
<dependency>
<groupId>com.idig8</groupId>
<artifactId>course-dubbo-service-api</artifactId>
<version>1.0-SNAPSHOT</version>
</dependency>
<dependency>
<groupId>com.idig8</groupId>
<artifactId>user-edge-service-client</artifactId>
<version>1.0-SNAPSHOT</version>
</dependency>
</dependencies>
</project>
package com.idig8.course.controller;
import com.alibaba.dubbo.config.annotation.Reference;
import com.idig8.course.dto.CourseDTO;
import com.idig8.course.service.ICourseService;
import com.idig8.thrift.user.dto.UserDTO;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;
import javax.servlet.http.HttpServletRequest;
import java.util.List;
/**
Created by Michael on 2017/11/4.*/
@Controller
br/>*/
@Controller
public class CourseController {
@Reference
private ICourseService courseService;
@RequestMapping(value = "/courseList", method = RequestMethod.GET)@ResponseBody
br/>@ResponseBody
UserDTO user = (UserDTO)request.getAttribute("user");
System.out.println(user.toString());
return courseService.courseList();
}
}
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* 增加filter組件
``` java
package com.idig8.course.filter;
import com.idig8.thrift.user.dto.UserDTO;
import com.idig8.user.client.LoginFilter;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Component;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
* Created by liming.
*/
@Component
public class CourseFilter extends LoginFilter {
@Value("${user.edge.service.addr}")
private String userEdgeServiceAddr;
@Override
protected String userEdgeServiceAddr() {
return userEdgeServiceAddr;
}
@Override
protected void login(HttpServletRequest request, HttpServletResponse response, UserDTO userDTO) {
request.setAttribute("user", userDTO);
}
}
package com.idig8.course;
import com.idig8.course.filter.CourseFilter;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.web.servlet.FilterRegistrationBean;
import org.springframework.context.annotation.Bean;
import java.util.ArrayList;
import java.util.List;
/**
Created by liming*/
@SpringBootApplication
br/>*/
@SpringBootApplication
public static void main(String args[]) {
SpringApplication.run(ServiceApplication.class, args);
}
@Bean
public FilterRegistrationBean filterRegistrationBean(CourseFilter courseFilter ) {
FilterRegistrationBean filterRegistrationBean = new FilterRegistrationBean();
filterRegistrationBean.setFilter(courseFilter);
List<String> urlPatterns = new ArrayList<String>();
urlPatterns.add("/*");
filterRegistrationBean.setUrlPatterns(urlPatterns);
return filterRegistrationBean;
}
}
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* application.properties
``` properties
server.port=8081
#dubbo config
spring.dubbo.application.name=course-service
spring.dubbo.registry.address=zookeeper://47.98.183.16:2181
spring.dubbo.scan=com.idig8.course
user.edge.service.addr=127.0.0.1:8082
啟動服務(按照順序)
PS:微服務跟之前說的一樣就是互相通過RPC的方式進行通信,之間有自己的數(shù)據(jù)庫,只是RPC暴露接口的方式來獲取其他的微服務之間的數(shù)據(jù)。
本文名稱:『高級篇』docker之開發(fā)課程EdgeService(16)
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