public static T GetKeyValueData <T>(string dataCategory, string key) where T : class, new()
{
List <KeyValueDataAccessSetting> list = KeyValueDataAccessSettingManager.GetAllSettings();
KeyValueDataAccessSetting setting = list.Find(f => f.DataCategory.ToUpper().Trim() == dataCategory.Trim().ToUpper());
if (setting == null)
{
throw new NullReferenceException("没有找到" + dataCategory + "在KeyValueDataAccessSetting.config中的配置！");
}
if (!m_CacheData.ContainsKey(dataCategory.ToUpper().Trim()))
{
string xmlFileFullPath = Path.Combine(GetBaseFolderPath(), setting.DataCategoryPath, setting.DataCategory + ".xml");
T t = DeserializeToObject <T>(xmlFileFullPath);
m_CacheData.Add(dataCategory.ToUpper().Trim(), t);
return(t);
}
else
{
lock (m_SyncObj)
{
return((T)m_CacheData[dataCategory.ToUpper().Trim()]);
}
}
}
public List <T> GetKeyValueData <T>(string dataCategory) where T : class, new()
{
List <KeyValueDataAccessSetting> settingList = KeyValueDataAccessSettingManager.GetAllSettings();
KeyValueDataAccessSetting setting = settingList.Find(f => f.DataCategory.ToUpper().Trim() == dataCategory.Trim().ToUpper());
if (setting == null)
{
throw new NullReferenceException("没有找到" + dataCategory + "在KeyValueDataAccessSetting.config中的配置！");
}
string sql = string.Empty;
if (string.IsNullOrEmpty(setting.DataCategoryPath))
{
sql = @"SELECT [SysNo]
,[DataCategory]
,[BizKey]
,[BizValue]
,[Status]
,[InDate]
,[LastEditDate]
FROM [WebKeyValueData].[dbo].[DefaultKVD] WITH(NOLOCK) WHERE DataCategory='{0}'";
sql = string.Format(sql, dataCategory.Replace("'", "''"));
}
else
{
sql = @"SELECT [SysNo]
,[DataCategory]
,[BizKey]
,[BizValue]
,[Status]
,[InDate]
,[LastEditDate]
FROM {0} WITH(NOLOCK) WHERE DataCategory='{1}'";
sql = string.Format(sql, setting.DataCategoryPath, dataCategory.Replace("'", "''"));
}
string dbConnectionName = SQLDBProvider.DBConnectionName;
CustomDataCommand cmd = DataCommandManager.CreateCustomDataCommandFromSql(sql, dbConnectionName);
DataTable dt = cmd.ExecuteDataTable();
List <T> list = new List <T>();
if (dt != null && dt.Rows.Count > 0)
{
foreach (DataRow row in dt.Rows)
{
string bizValue = row["BizValue"] != null ? row["BizValue"].ToString().Trim() : null;
if (!string.IsNullOrEmpty(bizValue) && bizValue.Length >= 4)
{
T t = SerializationUtility.XmlDeserialize <T>(bizValue);
list.Add(t);
}
}
}
return(list);
}
/// <summary>
/// 本方法只适用于XMLMaker制造的XMFileData模式，根据dataCategory（对应xml的文件名）取出xml文件中的数据，转换为类型为T的数据列表
/// </summary>
/// <typeparam name="T">返回的数据类型</typeparam>
/// <param name="dataCategory">数据类别</param>
/// <returns>返回的数据列表</returns>
public static List <T> GetKeyValueData <T>(string dataCategory) where T : class, new()
{
List <KeyValueDataAccessSetting> settingList = KeyValueDataAccessSettingManager.GetAllSettings();
KeyValueDataAccessSetting setting = settingList.Find(f => f.DataCategory.ToUpper().Trim() == dataCategory.ToUpper().Trim());
if (setting == null)
{
return(null);
}
IKeyValueDataProvider dataProvider = GetProvider(setting.AccessMode);
List <T> list = dataProvider.GetKeyValueData <T>(dataCategory);
return(list);
}
public static List <T> GetKeyValueData <T>(string dataCategory) where T : class, new()
{
List <KeyValueDataAccessSetting> list = KeyValueDataAccessSettingManager.GetAllSettings();
KeyValueDataAccessSetting setting = list.Find(f => f.DataCategory.ToUpper().Trim() == dataCategory.Trim().ToUpper());
if (setting == null)
{
throw new NullReferenceException("没有找到" + dataCategory + "在KeyValueDataAccessSetting.config中的配置！");
}
if (!m_CacheData.ContainsKey(dataCategory.ToUpper().Trim()))
{
string xmlFileFullPath = Path.Combine(GetBaseFolderPath(), setting.DataCategoryPath, setting.DataCategory + ".xml");
if (!File.Exists(xmlFileFullPath))
{
return(null);
}
DataTable dt = null;
try
{
DataSet ds = new DataSet();
XmlReadMode mode = ds.ReadXml(xmlFileFullPath, XmlReadMode.ReadSchema);
dt = ds.Tables[0];
}
catch (Exception)
{
return(null);
}
if (dt != null)
{
List <T> tlist = BuildEntityListFromDataTable <T>(dt);
m_CacheData.Add(dataCategory.ToUpper().Trim(), tlist);
return(tlist);
}
return(null);
}
else
{
lock (m_SyncObj)
{
return((List <T>)m_CacheData[dataCategory.ToUpper().Trim()]);
}
}
}
private static void FileChanged(object sender, FileSystemEventArgs target)
{
KeyValueDataAccessSettingManager.ResetSetting();
}
