/// <summary>
/// 读取单个hash的值
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="hashID"></param>
/// <param name="hkey"></param>
/// <returns></returns>
public T Get <T>(string hashID, string hkey)
{
var result = default(T);
try
{
var getValue = MasterRedisClient.HGet(hashID, RedisHelp.GetByte(hkey));
result = (T)Convert.ChangeType(RedisHelp.GetString(getValue), typeof(T));
}
catch (RedisException ex)
{
throw ex;
}
return(result);
}
/// <summary>
/// Set property value of class type use byte[][] array from redis database return
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="Hvalues">byte[][] arry of hash values from hash database</param>
/// <returns></returns>
public static T HValuesToEnity <T>(this byte[][] hValues, byte[][] hKeys, RedisClient db) where T : class
{
T entity;
try
{
if (db == null)
{
LoggerFactory.Error("RedisClientExtend HValuesToEnity Method db is Null references.");
throw new ArgumentException("RedisClientExtend HValuesToEnity Method db is Null references.");
}
entity = (T)Activator.CreateInstance(typeof(T));
var index = 0;
/// TODO: 需要判断hKeys和hValues不相等的情况，记录到日志中
for (int i = 0; i < hValues.Length; i++)
{
var property = typeof(T).GetProperty(RedisHelp.GetString(hKeys[index]));
var propertyType = property.DeclaringType;
if (property != null)
{
var value = RedisHelp.GetString(hValues[index]);
#region Value值设定
/// TODO:兼容各种Nullable的定义，在这转换成功
///在定义Nullable类型时全部使用Nullable<int>等,不能使用 int?方式定义
if (!property.PropertyType.IsGenericType)
{
// 非泛型
property.SetValue(entity, string.IsNullOrEmpty(value) ? null :
Convert.ChangeType(value, property.PropertyType), null);
}
else
{
//泛型Nullable<>
Type genericTypeDefinition = property.PropertyType.GetGenericTypeDefinition();
if (genericTypeDefinition == typeof(Nullable <>))
{
property.SetValue(entity, string.IsNullOrEmpty(value) ? null :
Convert.ChangeType(value, Nullable.GetUnderlyingType(property.PropertyType)), null);
}
}
#endregion
}
else
{
LoggerFactory.Error("Get Property from redis database is not match with type of class property,May be number is not equals,or property name not equals,or class");
}
index++;
}
return(entity);
}
catch (System.InvalidCastException castEx)
{
throw new ArgumentException(castEx.Message + "\n The exception help information as follo\n If Model class property delcare type is Nullable then please use genericType define,not use character ?" + "\n");
}
catch (System.Exception ex)
{
throw ex;
}
}
