fix 6

src/main/java/kz/arta/ext/sap/db/UserManager.java

@@ -31,16 +31,9 @@ public class UserManager {
 			chechExistance.setString(1, login);
 			ResultSet res = chechExistance.executeQuery();
 			
-			int columns = res.getMetaData().getColumnCount();
-			StringBuilder message = new StringBuilder();
-			
-			while (res.next()) {
-				for (int i = 1; i <= columns; i++){
-					message.append(res.getString(i) + " ");
-				}
-			}	
-			
-			if(message.toString().length() > 0) return 200;
+			if(res.next()) {
+				return 200;
+			}
 			else return 404;
 
         } catch (SQLException | NamingException e) {
@@ -80,16 +73,10 @@ public class UserManager {
 			searchUser.setString(1, login);
 			searchUser.setString(2, password);
 			ResultSet rs = searchUser.executeQuery();
-			int columns = rs.getMetaData().getColumnCount();
-			StringBuilder message = new StringBuilder();
 			
-			while (rs.next()) {
-				for (int i = 1; i <= columns; i++){
-					message.append(rs.getString(i) + " ");
-				}
-			}	
-			
-			if(message.toString().length() > 0) return 200;
+			if(rs.next()) {
+				return 200;
+			}
 			
 			return 401;
 
@@ -108,16 +95,10 @@ public class UserManager {
 			PreparedStatement isAdminCheck = con.prepareStatement("SELECT * FROM users WHERE login = ? AND isadmin = 1");
 			isAdminCheck.setString(1, login);
 			ResultSet rs = isAdminCheck.executeQuery();
-			int columns = rs.getMetaData().getColumnCount();
-			StringBuilder message = new StringBuilder();
-			
-			while (rs.next()) {
-				for (int i = 1; i <= columns; i++){
-					message.append(rs.getString(i) + " ");
-				}
-			}	
 			
-			if(message.toString().length() > 0) return 1;
+			if(rs.next()) {
+				return 1;
+			}
 			
 			return 0;