/// <summary>
///
/// </summary>
/// <param name="storageName">保存的名称</param>
/// <param name="primaryPropertyName">主键属性的名称，必须是long、int、string类型</param>
/// <param name="asyncSaveFile">是否异步同步到文件当中,true写入性能较快，但数据存在丢失风险</param>
/// <param name="checkRepeatPrimaryKey">是否检查主键重复，如果为true，会对写入性能有影响</param>
/// <param name="logger"></param>
public StorageContext(string storageName, string primaryPropertyName, bool asyncSaveFile = true, bool checkRepeatPrimaryKey = false, ILogger logger = null)
{
var filepath = "./Jack.Storage.MemoryObjects.datas/" + storageName + ".db";
_checkRepeatPrimaryKey = checkRepeatPrimaryKey;
if (string.IsNullOrEmpty(filepath))
{
throw new Exception("filepath is empty");
}
if (string.IsNullOrEmpty(primaryPropertyName))
{
throw new Exception("primaryPropertyName is empty");
}
_propertyInfo = typeof(T).GetProperty(primaryPropertyName, System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance);
if (_propertyInfo == null)
{
throw new Exception($"{typeof(T).FullName} can not find property: {primaryPropertyName}");
}
if (_propertyInfo.PropertyType != typeof(string) &&
_propertyInfo.PropertyType != typeof(int) &&
_propertyInfo.PropertyType != typeof(long)
)
{
throw new Exception("主键属性必须是long、int、string类型");
}
this.StorageName = storageName;
_db = new StorageDB <T>(filepath, _propertyInfo, logger);
_db.ReadData <T>((item) => {
_dataList.Add(new DataItem <T>(item));
});
if (asyncSaveFile)
{
_storageQueue = new Local.AsyncStorageQueue <T>(_dataList, filepath, _propertyInfo, logger);
}
else
{
_storageQueue = new Local.SyncStorageQueue <T>(_dataList, filepath, _propertyInfo, logger);
}
}
/// <summary>
///
/// </summary>
/// <param name="storageName">保存的名称</param>
/// <param name="primaryPropertyName">主键属性的名称，必须是long、int、string类型</param>
/// <param name="checkRepeatPrimaryKey">是否检查主键重复，如果为true，会对写入性能有影响</param>
public StorageContext(string storageName, string primaryPropertyName, bool checkRepeatPrimaryKey = false)
{
var filepath = "./Jack.Storage.MemoryObjects.datas/" + storageName + ".db";
_checkRepeatPrimaryKey = checkRepeatPrimaryKey;
if (string.IsNullOrEmpty(filepath))
{
throw new Exception("filepath is empty");
}
if (string.IsNullOrEmpty(primaryPropertyName))
{
throw new Exception("primaryPropertyName is empty");
}
_propertyInfo = typeof(T).GetProperty(primaryPropertyName, System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance);
if (_propertyInfo == null)
{
throw new Exception($"{typeof(T).FullName} can not find property: {primaryPropertyName}");
}
if (_propertyInfo.PropertyType != typeof(string) &&
_propertyInfo.PropertyType != typeof(int) &&
_propertyInfo.PropertyType != typeof(long)
)
{
throw new Exception("主键属性必须是long、int、string类型");
}
this.StorageName = storageName;
_db = new StorageDB(filepath, _propertyInfo);
_db.ReadData <T>((item) => {
_datas.TryAdd(item, true);
});
new Thread(backupRunning).Start();
}