public static void RegisterItem(string schema, string key)
{
Dictionary <string, object> dict;
if (!ModifiedData.TryGetValue(key, out dict))
{
dict = new Dictionary <string, object>();
dict.TryAddOrUpdateValue(GDMConstants.SchemaKey, schema);
ModifiedData.TryAddOrUpdateValue(key, dict);
HashSet <string> keys;
DataKeysBySchema.TryGetValue(schema, out keys);
if (keys != null)
{
keys.Add(key);
}
else
{
keys = new HashSet <string>();
keys.Add(key);
DataKeysBySchema.Add(schema, keys);
}
}
}
/// <summary>
/// Returns a subset of the data containing only data sets by the given schema
/// </summary>
/// <returns><c>true</c>, if the given schema exists <c>false</c> otherwise.</returns>
/// <param name="type">Schema.</param>
/// <param name="data">Subset of the Data Set list containing entries with the specified schema.</param>
public static bool GetAllDataBySchema(string schema, out Dictionary <string, object> data)
{
if (masterData == null)
{
data = null;
return(false);
}
HashSet <string> dataKeys;
bool result = true;
data = new Dictionary <string, object>();
if (DataKeysBySchema.TryGetValue(schema, out dataKeys))
{
foreach (string dataKey in dataKeys)
{
Dictionary <string, object> currentDataSet;
if (Get(dataKey, out currentDataSet))
{
data.Add(dataKey.Clone().ToString(), currentDataSet.DeepCopy());
}
}
}
else
{
result = false;
}
return(result);
}
public static void DeregisterItem(string schema, string key)
{
ModifiedData.Remove(key);
HashSet <string> keys;
DataKeysBySchema.TryGetValue(schema, out keys);
if (keys != null)
{
keys.Remove(key);
}
}
/// <summary>
/// Gets all data keys by schema.
/// </summary>
/// <returns><c>true</c>, if the given schema exists <c>false</c> otherwise.</returns>
/// <param name="schema">Schema.</param>
/// <param name="dataKeys">Data Key List.</param>
public static bool GetAllDataKeysBySchema(string schema, out List <string> dataKeys)
{
if (masterData == null)
{
dataKeys = null;
return(false);
}
HashSet <string> keyList;
if (DataKeysBySchema.TryGetValue(schema, out keyList))
{
dataKeys = keyList.ToList();
return(true);
}
dataKeys = null;
return(false);
}