/// <summary>
/// This method checks whether a tag exists or not. It is idempotent
/// </summary>
/// <param name="tag">string of less than 40 characters and without spaces or non-ASCII characters</param>
/// <returns><c>true</c> if the tag exists; otherwise <c>false</c>.</returns>
/// <exception cref="ArgumentException">If the <paramref name="tag"/> is badly formatted.</exception>
/// <exception cref="CritSendException">In case of soap error, contains the message.</exception>
public bool IsTag(string tag)
{
bool result = false;
CallWebMethod(delegate(Authentication auth)
{
result = _client.isTag(auth, tag);
}, true);
return(result);
}
/// <summary>
/// Creates a web service client instance.
/// </summary>
/// <param name="host"></param>
/// <returns></returns>
private WSDL01forMxMaster CreateClient(string host)
{
WSDL01forMxMaster client;
try
{
client = new WSDL01forMxMaster {
EnableDecompression = true, Url = host + Wsdl
};
// If the url does not work an exception is thrown.
var auth = GetAuthentication();
client.isTag(auth, "test");
}
catch (Exception)
{
return(null);
}
return(client);
}
