/// <summary>
/// 获取多个对象
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="objIds"></param>
/// <returns></returns>
public override IDictionary <string, T> GetObjects <T>(IList <string> objIds)
{
lock (lockObject)
{
var objIdList = new List <string>(objIds);
objIdList = objIdList.ConvertAll <string>(objId => GetInputKey(objId));
objIdList = (from item in objIdList select item).Distinct().ToList();
IDictionary <string, T> cacheData = new Dictionary <string, T>();
var data = dataCache.MultiGet(objIdList);
if (data != null)
{
foreach (KeyValuePair <string, byte[]> kv in data)
{
if (kv.Value != null)
{
cacheData.Add(GetOutputKey(kv.Key), Serialization.BinaryDeSerialize <T>(kv.Value));
}
else
{
cacheData.Add(GetOutputKey(kv.Key), default(T));
}
}
}
return(cacheData);
}
}
/// <summary>
/// Get a number of items from cache
/// </summary>
/// <typeparam name="T">The type to which to cast the cached items</typeparam>
/// <param name="keys">Keys of the cache items</param>
/// <returns>A dictionary of cached items of type T, where the dictionary keys correspond to those given</returns>
public override Dictionary <string, T> MultiGet <T>(List <string> keys)
{
var uniqueKeys = keys;
// Handles duplicate keys being used
if (uniqueKeys != null)
{
uniqueKeys = uniqueKeys.Distinct().ToList().ConvertAll(key => this.Prefix(key));
}
// Retrieve cached items as byte arrays
IDictionary <string, byte[]> multiGetResult;
try
{
multiGetResult = IndexusDistributionCache.SharedCache.MultiGet(uniqueKeys);
}
catch (Exception e)
{
throw new Exception("Error retrieving items from shared cache. This may indicate that the server is not available", e);
}
// Build a dictionary of cached items of type T
var multiGetTypedResult = new Dictionary <string, T>();
foreach (var item in multiGetResult)
{
// Do not attempt conversion on null objects
if (item.Value == null)
{
continue;
}
// Deserialize cached item to type T and add to dictionary
var value = Serialization.BinaryDeSerialize <T>(item.Value);
multiGetTypedResult.Add(this.UnPrefix(item.Key), value);
}
return(multiGetTypedResult);
}
/// <summary>
/// Open file
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void menuFileOpen_Click(object sender, RoutedEventArgs e)
{
// Open dialog
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.InitialDirectory = Directory.GetCurrentDirectory();
openFileDialog.Filter = "Data file (.dat)|*.bin|All Files *.*|*.*";
if (openFileDialog.ShowDialog() == true)
{
fileName = openFileDialog.FileName;
try {
// Restore (deserialize)
Serialization serialization = new Serialization();
serialization.BinaryDeSerialize(fileName, out taskMgr, out projectMgr);
this.Title = string.Concat("Task Manager - ", System.IO.Path.GetFileName(fileName));
UpdateGUI();
MessageBox.Show("Data read from file", "Success");
} catch (Exception ex) {
MessageBox.Show(string.Format("Error:\n{0}", ex.ToString()), "Error");
}
}
}