internal VariableSchema(int changeSetId, int id, Type dataType, ReadOnlyDimensionList dimensions, string[] cs, MetadataDictionary metadata)
{
if (dimensions == null)
{
throw new ArgumentNullException("dimensions");
}
if (metadata == null)
{
throw new ArgumentNullException("metadata");
}
this.changeSetId = changeSetId;
this.id = id;
this.dimensions = dimensions;
this.cs = cs;
this.metadata = metadata;
this.dataType = dataType;
}
internal MetadataDictionary FilterChanges(MetadataDictionary metadata)
{
MetadataDictionary md = new MetadataDictionary();
if (metadata.Count == 0 && !metadata.HasChanges)
{
return(md);
}
Dictionary <string, object> dict = metadata.AsDictionary(SchemaVersion.Recent);
foreach (var item in dict)
{
if (!IsHiddenEntry(item.Key))
{
md[item.Key] = item.Value;
}
}
return(md);
}
/// <summary>
/// Applies given collection of changes (both committed and modified parts of its).
/// </summary>
/// <param name="proposedChanges"></param>
internal void ApplyChanges(MetadataDictionary proposedChanges)
{
bool localChanges = proposedChanges.dictionary == modified;
bool dictCreated = false;
if (HasChanges)
{
dictCreated = true;
dictionary = new Dictionary <string, object>(dictionary);
CopyToDict1(dictionary, modified);
modified = null;
}
if (!localChanges)
{
if (!dictCreated)
{
dictionary = new Dictionary <string, object>(dictionary);
}
CopyToDict1(dictionary, proposedChanges.dictionary);
CopyToDict1(dictionary, proposedChanges.modified);
}
}
/// <summary>
/// Initializes a DataAccessVariable.
/// </summary>
/// <param name="dataSet">The owner of the variable.</param>
/// <param name="name">Name of the variable.</param>
/// <param name="dims">Dimensions of the variable.</param>
/// <param name="assignID">Assign ID automatically or not.</param>
/// <remarks>
/// Method creates metadata collection and initializes the Name.
/// </remarks>
protected DataAccessVariable(DataSet dataSet, string name, string[] dims, bool assignID) :
base(dataSet, dims, assignID)
{
this.metadata = new MetadataDictionary();
this.Name = name;
}
