/// <summary>
/// Function to get a remote reference to a PADInt with a given uid.
/// If the object doesn't exist, then returns null, and warns the client.
/// </summary>
/// <param name="uid"></param>
/// <returns>The remote reference to the PADInt object</returns>
public static PADInt AccessPADInt(int uid)
{
List<PADInt> objectReferences = new List<PADInt>();
List<string> servers;
if (_references.ContainsKey(uid))
{
Console.WriteLine("The reference for the PADInt " + uid + " was in cache");
return _references[uid];
}
Console.WriteLine("DSTMLib-> calling master to get the servers for the PADInt!");
servers = _master.GetServers(uid);
if (servers == null)
{
Console.WriteLine("DSTMLib-> ERROR: The PadInt with uid" + uid + " does not exist");
return null;
}
foreach (String server in servers)
{
Console.WriteLine("DSTMLib-> connecting to the server " + server);
ServerInterface chosen = (ServerInterface)Activator.GetObject(typeof(ServerInterface), server);
objectReferences.Add(chosen.AccessPADInt(uid, _transactionId));
if (!_serverList.Contains(server))
_serverList.Add(server);
}
PADInt localCopy = new PADInt(objectReferences, _transactionId, objectReferences[0].UID, objectReferences[0].Value);
_references.Add(localCopy.UID, localCopy);
return localCopy;
}
/// <summary>
/// Function to get a remote reference to a PADInt with a given uid.
/// If the object doesn't exist, then returns null, and warns the client.
/// </summary>
/// <param name="uid"></param>
/// <returns>The remote reference to the PADInt object</returns>
public static PADInt AccessPADInt(int uid)
{
List <PADInt> objectReferences = new List <PADInt>();
List <string> servers;
if (_references.ContainsKey(uid))
{
Console.WriteLine("The reference for the PADInt " + uid + " was in cache");
return(_references[uid]);
}
Console.WriteLine("DSTMLib-> calling master to get the servers for the PADInt!");
servers = _master.GetServers(uid);
if (servers == null)
{
Console.WriteLine("DSTMLib-> ERROR: The PadInt with uid" + uid + " does not exist");
return(null);
}
foreach (String server in servers)
{
Console.WriteLine("DSTMLib-> connecting to the server " + server);
ServerInterface chosen = (ServerInterface)Activator.GetObject(typeof(ServerInterface), server);
objectReferences.Add(chosen.AccessPADInt(uid, _transactionId));
if (!_serverList.Contains(server))
{
_serverList.Add(server);
}
}
PADInt localCopy = new PADInt(objectReferences, _transactionId, objectReferences[0].UID, objectReferences[0].Value);
_references.Add(localCopy.UID, localCopy);
return(localCopy);
}
// methods for creating and accessing PADInts
public static PADInt CreatePADInt(int uid)
{
Console.WriteLine("DSTMLib-> calling master to create PADInt!");
List <PADInt> objectReferences = new List <PADInt>();
List <string> servers = new List <string>();
List <string> locations = _master.GenerateServers(uid);
if (locations == null)
{
Console.WriteLine("DSTMLib-> ERROR: There is already a PADInt with the uid: " + uid);
return(null);
}
else
{
foreach (string server in locations)
{
servers.Add(server);
}
}
foreach (String server in servers)
{
ServerInterface tServer = (ServerInterface)Activator.GetObject(typeof(ServerInterface), server);
objectReferences.Add(tServer.CreatePADInt(uid, servers, _transactionId));
if (!_serverList.Contains(server))
{
_serverList.Add(server);
}
}
PADInt localCopy = new PADInt(objectReferences, _transactionId, objectReferences[0].UID, objectReferences[0].Value);
_references.Add(localCopy.UID, localCopy);
return(localCopy);
}
private PADInt CreateNewPADInt(int uid, List<string> servers, int transactionId)
{
PADInt p = new PADInt(uid, servers);
_padints.Add(uid, p);
if (!_transactions.ContainsKey(transactionId))
{
_transactions.Add(transactionId, new List<int>());
_transactions[transactionId].Add(uid);
}
else
_transactions[transactionId].Add(uid);
return p;
}
// methods for creating and accessing PADInts
public static PADInt CreatePADInt(int uid)
{
Console.WriteLine("DSTMLib-> calling master to create PADInt!");
List<PADInt> objectReferences = new List<PADInt>();
List<string> servers = new List<string>();
List<string> locations = _master.GenerateServers(uid);
if (locations == null)
{
Console.WriteLine("DSTMLib-> ERROR: There is already a PADInt with the uid: " + uid);
return null;
}
else
{
foreach (string server in locations)
servers.Add(server);
}
foreach (String server in servers)
{
ServerInterface tServer = (ServerInterface)Activator.GetObject(typeof(ServerInterface), server);
objectReferences.Add(tServer.CreatePADInt(uid, servers, _transactionId));
if (!_serverList.Contains(server))
_serverList.Add(server);
}
PADInt localCopy = new PADInt(objectReferences, _transactionId, objectReferences[0].UID, objectReferences[0].Value);
_references.Add(localCopy.UID, localCopy);
return localCopy;
}