public void ProcessedEntity(IsolatedStorageOfflineEntity entity)
{
string atomId = entity.ServiceMetadata.Id;
OfflineEntityKey key = entity.GetIdentity() as OfflineEntityKey;
key.TypeName = entity.GetType().FullName;
if (entity.IsTombstone)
{
if (String.IsNullOrEmpty(atomId))
{
_pkeySet.Add(key);
}
else
{
_atomIdSet.Add(atomId);
}
}
else
{
_pkeySet.Add(key);
if (!String.IsNullOrEmpty(atomId))
{
_atomIdSet.Add(atomId);
}
}
}
public bool ContainsEntity(IsolatedStorageOfflineEntity entity)
{
// If the entity is a tombstone, use the atom id
if (entity.IsTombstone)
{
if (String.IsNullOrEmpty(entity.ServiceMetadata.Id))
{
// if it's a tombstone and the id is null, it means it is a delete of
// a local insert that can be skipped, so we report it as already written
return(true);
}
else
{
return(_atomIdSet.Contains(entity.ServiceMetadata.Id));
}
}
else
{
if (!String.IsNullOrEmpty(entity.ServiceMetadata.Id))
{
return(_atomIdSet.Contains(entity.ServiceMetadata.Id));
}
OfflineEntityKey key = entity.GetIdentity() as OfflineEntityKey;
key.TypeName = entity.GetType().FullName;
if (_pkeySet.Contains(key))
{
return(true);
}
return(false);
}
}
/// <summary>
/// Compares two OfflineEntityKey objects to determine if they are equal. This must be implemented for the Dictionary.
/// </summary>
/// <param name="obj">Object to which to compare this object.</param>
/// <returns>Whether or not this object equals the object passed in.</returns>
public override bool Equals(object obj)
{
OfflineEntityKey other = obj as OfflineEntityKey;
if (other != null)
{
if (_type != other._type)
{
return(false);
}
if (_keys.Count != other._keys.Count)
{
return(false);
}
// Loop over each key and value. This is where the sorting comes in.
for (int i = 0; i < _keys.Count; ++i)
{
if (!_keys[i].Key.Equals(other._keys[i].Key))
{
return(false);
}
if (!_keys[i].Value.Equals(other._keys[i].Value))
{
return(false);
}
}
return(true);
}
return(false);
}
/// <summary>
/// Reflects on the keys for the entity and returns a representation of its key.
/// </summary>
/// <returns>The object which is the key for the entity</returns>
internal object GetIdentity()
{
OfflineEntityKey key = new OfflineEntityKey();
PropertyInfo[] propInfos = GetEntityKeyProperties();
foreach (PropertyInfo propInfo in propInfos)
{
key.AddKey(propInfo.Name, propInfo.GetGetMethod().Invoke(this, new object[] { }));
}
return(key);
}
/// <summary>
/// Reflects on the keys for the entity and returns a representation of its key.
/// </summary>
/// <returns>The object which is the key for the entity</returns>
internal object GetIdentity()
{
OfflineEntityKey key = new OfflineEntityKey();
IEnumerable<PropertyInfo> propInfos = GetEntityKeyProperties();
foreach (PropertyInfo propInfo in propInfos)
{
key.AddKey(propInfo.Name, propInfo.GetMethod.Invoke(this, new object[] { }));
}
return key;
}
