bug fixed for refactor

2023-03-04 19:17:16 +00:00 · 2012-05-20 15:37:29 +08:00
parent 0208ef7f7a 4cb2d5d4d6
commit 7f9b254d91
15 changed files with 67 additions and 33 deletions
@@ -35,11 +35,7 @@ public class ResultSetMetaDataBase implements ResultSetMetaData {
    @SuppressWarnings("unchecked")
    @Override
    public <T> T unwrap(Class<T> iface) throws SQLException {
-        if (iface == null) {
-            return null;
-        }
-
-        if (iface.isAssignableFrom(ResultSetMetaDataBase.class)) {
+        if (isWrapperFor(iface)) {
            return (T) this;
        }
        return null;
@@ -50,8 +46,12 @@ public class ResultSetMetaDataBase implements ResultSetMetaData {
        if (iface == null) {
            return false;
        }
+        
+        if (iface.isAssignableFrom(this.getClass())) {
+            return true;
+        }

-        return ResultSetMetaDataBase.class.isAssignableFrom(iface);
+        return false;
    }

    @Override