飞滴出行网约车2022-使用 feign 远程调用验证码生成接口以及可变参数控制验证码位数

api-passenger/pom.xml

@@ -27,6 +27,24 @@
             <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
         </dependency>
 
+
+        <dependency>
+            <groupId>com.mashibing</groupId>
+            <artifactId>internal-common</artifactId>
+            <version>1.0-SNAPSHOT</version>
+            <scope>compile</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-openfeign</artifactId>
+        </dependency>
+         <!-- feign 组件 基于 loadbalancer 依赖-->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-loadbalancer</artifactId>
+        </dependency>
+
     </dependencies>
 
 </project>

api-passenger/src/main/java/com/mashibing/apipassenger/ApiPassengerApplication.java

@@ -3,9 +3,11 @@ package com.mashibing.apipassenger;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
+import org.springframework.cloud.openfeign.EnableFeignClients;
 
 @SpringBootApplication
 @EnableDiscoveryClient
+@EnableFeignClients
 public class ApiPassengerApplication {
 
     public static void main(String[] args) {

api-passenger/src/main/java/com/mashibing/apipassenger/controller/VerificationController.java

@@ -1,5 +1,6 @@
 package com.mashibing.apipassenger.controller;
 
+import com.mashibing.apipassenger.remote.ServiceVerificationcodeClient;
 import com.mashibing.apipassenger.request.VerificationCodeDTO;
 import com.mashibing.apipassenger.service.VerificationCodeService;
 import org.springframework.beans.factory.annotation.Autowired;

api-passenger/src/main/java/com/mashibing/apipassenger/remote/ServiceVerificationcodeClient.java

@@ -0,0 +1,18 @@
+package com.mashibing.apipassenger.remote;
+
+import com.mashibing.internalcommon.dto.ResponseResult;
+import com.mashibing.internalcommon.response.NumberCodeResponse;
+import org.springframework.cloud.openfeign.FeignClient;
+import org.springframework.stereotype.Service;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+
+@FeignClient("service-verificationcode")
+@Service
+public interface ServiceVerificationcodeClient {
+
+    @RequestMapping(method = RequestMethod.GET,value = "/numberCode/{size}")
+    ResponseResult<NumberCodeResponse> getNumberCode(@PathVariable("size") Integer size);
+
+}

api-passenger/src/main/java/com/mashibing/apipassenger/service/VerificationCodeService.java

@@ -1,16 +1,27 @@
 package com.mashibing.apipassenger.service;
 
+import com.mashibing.apipassenger.remote.ServiceVerificationcodeClient;
+import com.mashibing.internalcommon.dto.ResponseResult;
+import com.mashibing.internalcommon.response.NumberCodeResponse;
 import net.sf.json.JSONObject;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
 @Service
 public class VerificationCodeService {
 
+    @Autowired
+    private ServiceVerificationcodeClient verificationcodeClient;
+
     public String generatorCode(String passengerPhone){
 
         // 调用验证码服务，获取验证码
         System.out.println("调用验证码服务，获取验证码");
-        String code = "111111";
+
+        // 使用 frign 远程调用生成验证码服务接口
+        ResponseResult<NumberCodeResponse> numberCodeResponse = verificationcodeClient.getNumberCode(6);
+        String numberCode = numberCodeResponse.getData().getNumberCode();
+        System.out.println("remote number code: "+numberCode);
 
         // 存入redis
         System.out.println("存入redis");

service-verificationcode/src/main/java/com/mashibing/serviceverificationcode/controller/NumberCodeController.java

@@ -15,9 +15,9 @@ public class NumberCodeController {
     public ResponseResult getNumbercode(@PathVariable Integer size){
 
         // 生成指定长度验证码
-        double codetmp = ((Math.random() + 1)*9) * (Math.pow(10,size-2));// *9 保证首位不为0，+1，保证最低被乘数大于1，长度使用 10的size-2平方数
+        double codetmp = (Math.random() *9 + 1) * (Math.pow(10,size-1));// *9 保证首位不为0，+1，保证最低被乘数大于1，长度使用 10的size-1平方数
         Integer numberCode = (int)codetmp;
-        System.out.println("已生成 "+size+" 长度验证码");
+        System.out.println("generator code："+size+" 长度验证码为："+numberCode);
 
         // 封装返回结果
         NumberCodeResponse data = new NumberCodeResponse();