/// <summary>
/// Deserializes a JSON object to a <see cref="HealthMonitor"/> instance of the proper type.
/// </summary>
/// <param name="jsonObject">The JSON object representing the health monitor.</param>
/// <returns>A <see cref="HealthMonitor"/> object corresponding to the JSON object.</returns>
/// <exception cref="ArgumentNullException">If <paramref name="jsonObject"/> is <see langword="null"/>.</exception>
public static HealthMonitor FromJObject(JObject jsonObject)
{
if (jsonObject == null)
{
throw new ArgumentNullException("jsonObject");
}
JValue typeValue = jsonObject["type"] as JValue;
if (typeValue == null)
{
return(null);
}
HealthMonitorType type = typeValue.ToObject <HealthMonitorType>();
if (type == HealthMonitorType.Connect)
{
return(jsonObject.ToObject <ConnectionHealthMonitor>());
}
else if (type == HealthMonitorType.Http || type == HealthMonitorType.Https)
{
return(jsonObject.ToObject <WebServerHealthMonitor>());
}
else
{
return(jsonObject.ToObject <CustomHealthMonitor>());
}
}
/// <summary>
/// Initializes a new instance of the <see cref="HealthMonitor"/> class
/// using the specified values.
/// </summary>
/// <param name="type">The type of health monitor.</param>
/// <param name="attemptsBeforeDeactivation">The number of permissible monitor failures before removing a node from rotation.</param>
/// <param name="timeout">The maximum number of seconds to wait for a connection to be established before timing out.</param>
/// <param name="delay">The minimum time to wait before executing the health monitor.</param>
/// <exception cref="ArgumentNullException">If <paramref name="type"/> is <see langword="null"/>.</exception>
/// <exception cref="ArgumentOutOfRangeException">
/// If <paramref name="attemptsBeforeDeactivation"/> is less than or equal to 0.
/// <para>-or-</para>
/// <para>If <paramref name="timeout"/> is negative or <see cref="TimeSpan.Zero"/>.</para>
/// <para>-or-</para>
/// <para>If <paramref name="delay"/> is negative or <see cref="TimeSpan.Zero"/>.</para>
/// </exception>
protected HealthMonitor(HealthMonitorType type, int attemptsBeforeDeactivation, TimeSpan timeout, TimeSpan delay)
{
if (type == null)
{
throw new ArgumentNullException("type");
}
if (attemptsBeforeDeactivation <= 0)
{
throw new ArgumentOutOfRangeException("attemptsBeforeDeactivation");
}
if (timeout <= TimeSpan.Zero)
{
throw new ArgumentOutOfRangeException("timeout");
}
if (delay <= TimeSpan.Zero)
{
throw new ArgumentOutOfRangeException("delay");
}
_type = type;
_attemptsBeforeDeactivation = attemptsBeforeDeactivation;
_timeout = (int)timeout.TotalSeconds;
_delay = (int)delay.TotalSeconds;
}
/// <inheritdoc/>
protected override HealthMonitorType FromName(string name)
{
return(HealthMonitorType.FromName(name));
}