public async Task Watcher()
{
// Retrieve the connection string from the configuration store.
// You can get the string from your Azure portal.
var connectionString = Environment.GetEnvironmentVariable("APP_CONFIG_CONNECTION");
// Instantiate a client that will be used to call the service.
var client = new ConfigurationClient(connectionString);
// Setup the watcher to watch "key1" and "key2"
var watcher = new ConfigurationWatcher(client, "key1", "key2");
watcher.SettingChanged += (sender, e) =>
{
Console.WriteLine($"old value: {e.Older.Value}");
Console.WriteLine($"new value: {e.Newer.Value}");
};
// Print errors occuring during watching
watcher.Error += (sender, e) =>
{
Console.WriteLine($"Error {e.Message}");
};
// start watching
watcher.Start();
// watch for 1 second
await Task.Delay(1000);
// stop watching
await watcher.Stop();
}
