private ErrCode CheckForRemoteOfAddr(string itemAddr, TypeRW itemType)
{
ErrCode result;
switch (itemType)
{
case TypeRW.Read:
if (!this._items.NameRead.ContainsKey(itemAddr) || !this._items.AddrRead.ContainsKey(this._items.NameRead[itemAddr]))
{
this._errItemAddr = itemAddr;
this._errItemName = "";
this.ErrCodeParse(ErrCode.noNameOrAddr);
result = ErrCode.noNameOrAddr;
return(result);
}
break;
case TypeRW.Write:
if (!this._items.NameWrite.ContainsKey(itemAddr) || !this._items.AddrWrite.ContainsKey(this._items.NameWrite[itemAddr]))
{
this._errItemAddr = itemAddr;
this._errItemName = "";
this.ErrCodeParse(ErrCode.noNameOrAddr);
result = ErrCode.noNameOrAddr;
return(result);
}
break;
}
result = ErrCode.ok;
return(result);
}
private ErrCode CheckForAddItem(string itemAddr, string itemName, TypeRW itemType)
{
ErrCode result;
switch (itemType)
{
case TypeRW.Read:
if (this._items.AddrRead.ContainsKey(itemName) || this._items.NameRead.ContainsKey(itemAddr))
{
this._errItemName = itemName;
this._errItemAddr = itemAddr;
this.ErrCodeParse(ErrCode.sameNameOrAddr);
result = ErrCode.sameNameOrAddr;
return(result);
}
break;
case TypeRW.Write:
if (this._items.AddrWrite.ContainsKey(itemName) || this._items.NameWrite.ContainsKey(itemAddr))
{
this._errItemName = itemName;
this._errItemAddr = itemAddr;
this.ErrCodeParse(ErrCode.sameNameOrAddr);
result = ErrCode.sameNameOrAddr;
return(result);
}
break;
}
result = ErrCode.ok;
return(result);
}
public void RemoveByAddr(string itemAddr, TypeRW itemType, out int err)
{
if (!this._client.GetConnectionState())
{
this.ErrCodeParse(ErrCode.serverConnFlt);
err = 4;
}
else
{
ErrCode errCode = this.CheckForRemoteOfAddr(itemAddr, itemType);
if (errCode != ErrCode.ok)
{
err = (int)errCode;
}
else
{
switch (itemType)
{
case TypeRW.Read:
{
string key = this._items.NameRead[itemAddr];
this._items.AddrRead.Remove(key);
this._items.NameRead.Remove(itemAddr);
this._items.ValueRead.Remove(itemAddr);
this.RefreshOpcItemsRead(new string[]
{
itemAddr
}, 2);
break;
}
case TypeRW.Write:
{
string key2 = this._items.NameWrite[itemAddr];
this._items.AddrWrite.Remove(key2);
this._items.NameWrite.Remove(itemAddr);
this.RefreshOpcItemsWrite(new string[]
{
itemAddr
}, 2);
break;
}
}
err = 0;
}
}
}
public void Add(string itemAddr, string itemName, TypeRW itemType, out int err)
{
if (!this._client.GetConnectionState())
{
this.ErrCodeParse(ErrCode.serverConnFlt);
err = 4;
}
else
{
ErrCode errCode = this.CheckForAddItem(itemAddr, itemName, itemType);
if (errCode != ErrCode.ok)
{
err = (int)errCode;
}
else
{
switch (itemType)
{
case TypeRW.Read:
this._items.AddrRead.Add(itemName, itemAddr);
this._items.NameRead.Add(itemAddr, itemName);
this._items.ValueRead.Add(itemAddr, new object());
this.RefreshOpcItemsRead(new string[]
{
itemAddr
}, 1);
break;
case TypeRW.Write:
this._items.AddrWrite.Add(itemName, itemAddr);
this._items.NameWrite.Add(itemAddr, itemName);
this.RefreshOpcItemsWrite(new string[]
{
itemAddr
}, 1);
break;
}
err = 0;
}
}
}
