fix LocalCacheKeyUtils

@@ -17,10 +17,10 @@ public class LocalCacheKeyUtils {
 
         StringBuilder sb = new StringBuilder();
         // 拼装索引名称
-        sb.append("indexName:").append(indexName).append(";");
+        sb.append("indexName:").append(indexName).append(';');
         // 拼装报文
         SearchSourceBuilder searchSourceBuilder = SearchParamUtils.genSearchSourceBuilderFromSearchParam(searchParam);
-        sb.append("searchSource:").append(searchSourceBuilder.toString()).append(";");
+        sb.append("searchSource:").append(searchSourceBuilder.toString()).append(';');
         String cacheKey = "YOHOSEARCH:" + MD5Util.string2MD5(sb.toString());
         return cacheKey;
 
@@ -30,11 +30,11 @@ public class LocalCacheKeyUtils {
     public  static String genMultiGetParamKey(String indexName, Set<String> idList, List<String> fields) {
         StringBuilder sb = new StringBuilder();
         // 拼装索引名称
-        sb.append("indexName:").append(indexName).append(";");
+        sb.append("indexName:").append(indexName).append(';');
         // 拼装搜索类型
-        sb.append("idList:").append(idList.toString()).append(";");
+        sb.append("idList:").append(idList.toString()).append(';');
         // 拼装报文
-        sb.append("fields:").append(fields == null ? "" : fields.toString()).append(";");
+        sb.append("fields:").append(fields == null ? "" : fields.toString()).append(';');
         // 打印拼装结果
         return "YOHOSEARCH:" + MD5Util.string2MD5(sb.toString());
     }