protected override object DoQuery(Context context)
{
var handlerConfig = context.HandlerConfig;
var queryConfigs = context.Configs;
var queryParam = context.Params;
IValueSetter valueSetter = handlerConfig.Create();
object outData = valueSetter.CreateInstance();
context.Data = outData;
IDictionary <string, object> contentData = new ExpandoObject();
IValueSetter contentSetter = ValueSetterCreater.Create(contentData);
foreach (var queryConfig in queryConfigs)
{
IQueryHandler queryHandler = QueryHandlerFactory.GetQueryHandler(queryConfig.QueryType);
IConditionQueryHandler conditionQueryHandler = queryHandler as IConditionQueryHandler;
var subContext = new Context(context)
{
Data = contentData,
Configs = new QueryConfig[] { queryConfig }
};
if (conditionQueryHandler != null)
{
var isContinue = conditionQueryHandler.Continue(subContext);
if (isContinue == false)
{
if (conditionQueryHandler.WhetheStop(subContext))
{
return(outData);
}
continue;
}
}
context.Childs.Add(subContext);
var data = queryHandler.Query(subContext);
contentSetter.SetFieldByConfig(contentData, data, queryConfig);
if (conditionQueryHandler != null)
{
var result = conditionQueryHandler.WhetheResultStop(subContext, data);
if (result == true)
{
return(outData);
}
}
if (queryConfig.IngoreFill == true)
{
continue;
}
valueSetter.SetField(queryConfig.Filed, data);
}
return(outData);
}
protected override object DoQuery(Context context)
{
var conditionSetting = GetConditionModel(context);
IQueryHandler queryHandler = QueryHandlerFactory.GetQueryHandler(conditionSetting.QueryType);
return(queryHandler.Query(context));
}
public static IEnumerable <Column> QueryColumns(UpdateConfig config)
{
if (string.IsNullOrEmpty(config.Table))
{
return(Enumerable.Empty <Column>());
}
var queryHandler = QueryHandlerFactory.GetQueryHandler(5);
var queryConfig = new QueryConfig
{
Config = new Newtonsoft.Json.Linq.JObject(),
Connection = config.Connection
};
var connStr = SqlEnginerConfig.GetConnection(queryConfig.Connection);
var startIndex = connStr.IndexOf(Catalog, StringComparison.OrdinalIgnoreCase);
var endIndex = connStr.IndexOf(";", startIndex);
var dbName = connStr.Substring(startIndex + 8, endIndex - startIndex - 8);
queryConfig.CacheConfig = new CacheUtil.Models.CacheConfig
{
Key = string.Format(DBFormatter, dbName)
};
queryConfig.Config[DBName] = dbName;
queryConfig.Config[ValueSetterCreater.TypeStr] = columnType;
var columns = queryHandler.Query(new Context
{
HandlerConfig = new HandlerConfig
{
Connection = config.Connection,
},
Configs = new QueryConfig[] {
queryConfig,
}
}).ToDatas <Column>().Where(c => c.TableName == config.Table).ToArray();
return(columns);
}
public void ExcuteSubQueries(Context context, QueryConfig queryConfig, IValueSetter valueSetter, IEnumerable <object> parents)
{
if (queryConfig.Config == null ||
queryConfig.Config["related_queries"] == null ||
parents.Any() == false)
{
return;
}
var relatedQueryConfigs = JsonConvert.DeserializeObject <IEnumerable <ReleatedQuery> >(queryConfig.Config["related_queries"].ToString());
if (relatedQueryConfigs.Any() == false)
{
return;
}
IDictionary <string, object> contentData = new ExpandoObject();
foreach (var relatedQueryConfig in relatedQueryConfigs)
{
IQueryHandler queryHandler = QueryHandlerFactory.GetQueryHandler(relatedQueryConfig.QueryType);
IConditionQueryHandler conditionQueryHandler = queryHandler as IConditionQueryHandler;
var subContext = new Context(context)
{
Data = contentData,
Configs = new QueryConfig[] { relatedQueryConfig },
Params = context.Params
};
if (conditionQueryHandler != null)
{
var isContinue = conditionQueryHandler.Continue(subContext);
if (isContinue == false)
{
if (conditionQueryHandler.WhetheStop(subContext))
{
return;
}
continue;
}
}
context.Childs.Add(subContext);
var obj = queryHandler.Query(subContext);
if (!string.IsNullOrEmpty(relatedQueryConfig.Filed))
{
contentData.Add(relatedQueryConfig.Filed, obj);
}
if (conditionQueryHandler != null)
{
var result = conditionQueryHandler.WhetheResultStop(subContext, obj);
if (result == true)
{
return;
}
}
if (relatedQueryConfig.IngoreFill)
{
continue;
}
SetSubQueryValue(relatedQueryConfig, valueSetter, parents, (IEnumerable <object>)obj);
}
}
