apiroute/apiroute-service/src/main/java/org/onap/msb/apiroute/wrapper/dao/route/RouteDAOImpl.java

   1 package org.onap.msb.apiroute.wrapper.dao.route;
   2
   3 import com.fasterxml.jackson.core.JsonProcessingException;
   4
   5 import java.io.IOException;
   6 import java.util.ArrayList;
   7 import java.util.List;
   8
   9 import org.onap.msb.apiroute.wrapper.dao.RedisAccessWrapper;
  10 import org.onap.msb.apiroute.wrapper.dao.route.bean.RouteInfo;
  11 import org.onap.msb.apiroute.wrapper.util.Jackson;
  12
  13 public class RouteDAOImpl implements IRouteDAO{
  14     public void saveRoute(String key, RouteInfo routeInfo) throws Exception {
  15         String routeInfoStr = null;
  16         // change orginal url from “/” to empty string accord to the rewrite rule while forwarding
  17         if("/".equals(routeInfo.getSpec().getUrl())){
  18             routeInfo.getSpec().setUrl("");
  19         }
  20         try {
  21             routeInfoStr = Jackson.MAPPER.writeValueAsString(routeInfo);
  22         } catch (JsonProcessingException e) {
  23             throw new Exception("error occurred while parsing RouteInfo to json data",e);
  24         }
  25         RedisAccessWrapper.save(key, routeInfoStr);
  26     }
  27
  28     public RouteInfo queryRoute(String key) throws Exception {
  29         RouteInfo routeInfo = null;
  30         String routeInfoStr = RedisAccessWrapper.query(key);
  31         if (null == routeInfoStr || "".equals(routeInfoStr))
  32             return null;
  33         try {
  34             routeInfo = Jackson.MAPPER.readValue(routeInfoStr, RouteInfo.class);
  35         } catch (IOException e) {
  36             throw new Exception("error occurred while parsing the redis json data to RouteInfo",e);
  37         }
  38         return routeInfo;
  39     }
  40
  41     public List<RouteInfo> queryMultiRoute(String keyPattern) throws Exception {
  42         List<String> routeInfoStrList = RedisAccessWrapper.queryMultiKeys(keyPattern);
  43         List<RouteInfo> routeInfoList = new ArrayList<>();
  44         for (String routeInfoStr : routeInfoStrList) {
  45             RouteInfo routeInfo = null;
  46             try {
  47                 routeInfo = Jackson.MAPPER.readValue(routeInfoStr, RouteInfo.class);
  48                 routeInfoList.add(routeInfo);
  49             } catch (IOException e) {
  50                 throw new Exception("error occurred while parsing the redis json data to RouteInfo",e);
  51             }
  52         }
  53         return routeInfoList;
  54     }
  55
  56     public long deleteRoute(String key) throws Exception {
  57         return RedisAccessWrapper.delete(key);
  58     }
  59
  60     public long deleteMultiRoute(String keyPattern) throws Exception{
  61         return RedisAccessWrapper.deleteMultiKeys(keyPattern);
  62     }
  63 }