challenge redislabs-training#4

victoriaum · victoriaum · commit 9f339bf5bc7b · 2023-02-06T12:00:59.000+09:00
diff --git a/src/main/java/com/redislabs/university/RU102J/dao/CapacityDaoRedisImpl.java b/src/main/java/com/redislabs/university/RU102J/dao/CapacityDaoRedisImpl.java
@@ -59,7 +59,10 @@ public CapacityReport getReport(Integer limit) {
     @Override
     public Long getRank(Long siteId) {
         // START Challenge #4
-        return -2L;
+        try(Jedis jedis = jedisPool.getResource()) {
+            String key = RedisSchema.getCapacityRankingKey();
+            return jedis.zrevrank(key, String.valueOf(siteId));
+        }
         // END Challenge #4
     }
 }

Original file line number	Diff line number	Diff line change
`@@ -59,7 +59,10 @@ public CapacityReport getReport(Integer limit) {`
`59`	`59`	`@Override`
`60`	`60`	`public Long getRank(Long siteId) {`
`61`	`61`	`// START Challenge #4`
`62`		`- return -2L;`
	`62`	`+ try(Jedis jedis = jedisPool.getResource()) {`
	`63`	`+ String key = RedisSchema.getCapacityRankingKey();`
	`64`	`+ return jedis.zrevrank(key, String.valueOf(siteId));`
	`65`	`+ }`
`63`	`66`	`// END Challenge #4`
`64`	`67`	`}`
`65`	`68`	`}`