/// <summary>
/// The configuration define at <paramref name="configPath"/> must have a property `lease-class` that defines
/// the fully qualified class name of the <see cref="Lease"/> implementation.
/// The class must implement <see cref="Lease"/> and have constructor with <see cref="LeaseSettings"/> parameter and
/// optionally <see cref="ActorSystem"/> parameter.
/// </summary>
/// <param name="leaseName">the name of the lease resource</param>
/// <param name="configPath">the path of configuration for the lease</param>
/// <param name="ownerName">the owner that will `acquire` the lease, e.g. hostname and port of the ActorSystem</param>
/// <returns></returns>
public Lease GetLease(string leaseName, string configPath, string ownerName)
{
var leaseKey = new LeaseKey(leaseName, configPath, ownerName);
return(_leases.GetOrAdd(leaseKey, lk =>
{
var leaseConfig = _system.Settings.Config
.GetConfig(configPath)
.WithFallback(_system.Settings.Config.GetConfig("akka.coordination.lease"));
var settings = LeaseSettings.Create(leaseConfig, leaseName, ownerName);
var leaseClassName = settings.LeaseConfig.GetString("lease-class", null);
if (string.IsNullOrEmpty(leaseClassName))
{
throw new ArgumentException("lease-class must not be empty");
}
var leaseType = Type.GetType(leaseClassName, true);
try
{
try
{
return (Lease)Activator.CreateInstance(leaseType, settings, _system);
}
catch
{
return (Lease)Activator.CreateInstance(leaseType, settings);
}
}
catch (Exception ex)
{
Log.Error(
ex,
"Invalid lease configuration for leaseName [{0}], configPath [{1}] lease-class [{2}]. " +
"The class must implement Akka.Coordination.Lease and have constructor with LeaseSettings parameter and " +
"optionally ActorSystem parameter.",
settings.LeaseName,
configPath,
leaseType);
throw;
}
}));
}
/// <summary>
/// The configuration define at <paramref name="configPath"/> must have a property `lease-class` that defines
/// the fully qualified class name of the <see cref="Lease"/> implementation.
/// The class must implement <see cref="Lease"/> and have constructor with <see cref="LeaseSettings"/> parameter and
/// optionally <see cref="ActorSystem"/> parameter.
/// </summary>
/// <param name="leaseName">the name of the lease resource</param>
/// <param name="configPath">the path of configuration for the lease</param>
/// <param name="ownerName">the owner that will `acquire` the lease, e.g. hostname and port of the ActorSystem</param>
/// <returns></returns>
public Lease GetLease(string leaseName, string configPath, string ownerName)
{
var leaseKey = new LeaseKey(leaseName, configPath, ownerName);
return(leases.GetOrAdd(leaseKey, lk =>
{
var leaseConfig = _system.Settings.Config
.GetConfig(configPath)
.WithFallback(_system.Settings.Config.GetConfig("akka.coordination.lease"));
var settings = LeaseSettings.Create(leaseConfig, leaseName, ownerName);
try
{
try
{
return (Lease)Activator.CreateInstance(settings.LeaseType, settings, _system);
}
catch
{
return (Lease)Activator.CreateInstance(settings.LeaseType, settings);
}
}
catch (Exception ex)
{
Log.Error(
ex,
"Invalid lease configuration for leaseName [{0}], configPath [{1}] lease-class [{2}]. " +
"The class must implement scaladsl.Lease or javadsl.Lease and have constructor with LeaseSettings parameter and " +
"optionally ActorSystem parameter.",
settings.LeaseName,
configPath,
settings.LeaseType);
throw;
}
}));
}
/// <summary>
/// Creates a new <see cref="Lease"/> instance.
/// </summary>
/// <param name="settings">Lease settings</param>
public Lease(LeaseSettings settings)
{
Settings = settings;
}