Ruakij/Database-Attribute_System
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Added check if ResolveByPrimaryKey returned any results from database.

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Railz 2019-07-08 11:57:31 +02:00
parent 0d07d82ff5
commit 75f4709db1
1 changed files with 2 additions and 1 deletions
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Database-Attribute_System/ClassAction.cs
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@ -230,6 +230,8 @@ namespace eu.railduction.netcore.dll.Database_Attribute_System
{ {
string query = QueryBuilder.SelectByPrimaryKey(classObject); // Generate query string query = QueryBuilder.SelectByPrimaryKey(classObject); // Generate query
List<Dictionary<string, object>> dataSet = queryExecutor(query); // Execute List<Dictionary<string, object>> dataSet = queryExecutor(query); // Execute
if (dataSet.Count == 0) throw new InvalidOperationException($"Cannot fetch '{typeof(T).Name}' by primary key/s. No results!");
FillObject(classObject, dataSet[0]); // Fill the object FillObject(classObject, dataSet[0]); // Fill the object
} }
@ -241,7 +243,6 @@ namespace eu.railduction.netcore.dll.Database_Attribute_System
/// <param name="classObject">Given object (marked with Db-attributes)</param> /// <param name="classObject">Given object (marked with Db-attributes)</param>
/// <param name="queryExecutor">Function to handle query-calls - Has to return Dictionary[attributeName, attributeValue]</param> /// <param name="queryExecutor">Function to handle query-calls - Has to return Dictionary[attributeName, attributeValue]</param>
/// <param name="max_depth">Determents how deep resolving will be executed</param> /// <param name="max_depth">Determents how deep resolving will be executed</param>
/// <param name="runDataLossChecks">This checks if any class-field and data-attribute does not exists in either (Slower)</param>
public static void ResolveForeignKeys<T>(T classObject, Func<string, List<Dictionary<string, object>>> queryExecutor, int max_depth = 1) where T: new() public static void ResolveForeignKeys<T>(T classObject, Func<string, List<Dictionary<string, object>>> queryExecutor, int max_depth = 1) where T: new()
{ {
Type classType = classObject.GetType(); Type classType = classObject.GetType();