feat：新增法律法规附件下载

src/main/java/com/chinaitop/depot/risk/controller/LawsRegulationsInfoBaseController.java

@@ -6,20 +6,18 @@ import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiImplicitParam;
 import io.swagger.annotations.ApiImplicitParams;
 import io.swagger.annotations.ApiOperation;
-import lombok.RequiredArgsConstructor;
+import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
-import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.context.annotation.Bean;
-import org.springframework.http.HttpEntity;
-import org.springframework.http.HttpHeaders;
-import org.springframework.http.MediaType;
-import org.springframework.http.ResponseEntity;
+import org.springframework.http.*;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.bind.annotation.RestController;
 import org.springframework.web.client.RestTemplate;
 
+import javax.servlet.http.HttpServletResponse;
+
 /**
  *
  * 法律规章信息库
@@ -47,7 +45,6 @@ public class LawsRegulationsInfoBaseController {
             @ApiImplicitParam(name = "pageSize", value = "页面大小", defaultValue = "10", paramType = "query")
     })
     public com.chinaitop.depot.unissoft.model.ResponseEntity<Object> getLawRegulationInfo(Integer pageNum, Integer pageSize) {
-        //
         String url = "http://" + host + ":" + port + "/api/safety-app/prod_system/page_info/" + pageNum + "/" + pageSize;
 
         HttpHeaders headers = new HttpHeaders();
@@ -60,6 +57,20 @@ public class LawsRegulationsInfoBaseController {
         return com.chinaitop.depot.unissoft.model.ResponseEntity.ok(response.getData());
     }
 
+    @RequestMapping(value = "/download", method = RequestMethod.GET)
+    @ApiOperation(value = "法律规章信息附件下载", notes = "下载法律规章信息附件")
+    @ApiImplicitParams({
+            @ApiImplicitParam(name = "fileId", value = "文件下载ID", paramType = "query")
+    })
+    public ResponseEntity<byte[]> downlaodFile(String fileId) {
+        if (StringUtils.isBlank(fileId)) {
+            return (ResponseEntity<byte[]>) ResponseEntity.notFound();
+        }
+        String url =  "http://" + host + ":" + port + "/api/file/file/download?id=" + fileId;
+        HttpEntity<String> request = new HttpEntity<>("{}");
+        return restTemplate.exchange(url, HttpMethod.GET, request, byte[].class);
+    }
+
     @Bean
     public RestTemplate restTemplate() {
         return new RestTemplate();