Merge pull request oceanbase#423 from JackShi148/fix_odp_close_np

[Bugfix] Fix table close Nullpointer in odp mode

Author: JackShi148

src/main/java/com/alipay/oceanbase/rpc/location/model/TableRoute.java

@@ -107,10 +107,15 @@ public void close() throws ObTableCloseException {
         if (routeRefresher != null) {
             routeRefresher.close();
         }
-        tableRoster.closeRoster();
-        ObTable odpTable = getOdpTable();
-        if (odpTable != null) {
-            odpTable.close();
+        if (tableClient.isOdpMode()) {
+            ObTable odpTable = getOdpTable();
+            if (odpTable != null) {
+                odpTable.close();
+            }
+        } else {
+            if (tableRoster != null) {
+                tableRoster.closeRoster();
+            }
         }
     }