private long _lastExpire; // last time expiration ran
/// <summary>
/// Initializes a new instance of the <see cref="NearCacheBase"/> class.
/// </summary>
/// <param name="name">The name of the cache.</param>
/// <param name="cluster">The cluster.</param>
/// <param name="serializationService">The localization service.</param>
/// <param name="loggerFactory">A logger factory.</param>
/// <param name="nearCacheOptions">NearCache options.</param>
protected NearCacheBase(string name, Cluster cluster, SerializationService serializationService, ILoggerFactory loggerFactory, NearCacheOptions nearCacheOptions)
{
if (string.IsNullOrWhiteSpace(name))
{
throw new ArgumentException(ExceptionMessages.NullOrEmpty, nameof(name));
}
Name = name;
Cluster = cluster ?? throw new ArgumentNullException(nameof(cluster));
SerializationService = serializationService ?? throw new ArgumentNullException(nameof(serializationService));
LoggerFactory = loggerFactory ?? throw new ArgumentNullException(nameof(loggerFactory));
Options = nearCacheOptions ?? throw new ArgumentNullException(nameof(nearCacheOptions));
_entries = new ConcurrentAsyncDictionary <IData, NearCacheEntry>();
Statistics = new NearCacheStatistics(name);
_lastExpire = Clock.Never;
_maxSize = nearCacheOptions.MaxSize;
_maxIdleMilliseconds = nearCacheOptions.MaxIdleSeconds * 1000;
InMemoryFormat = nearCacheOptions.InMemoryFormat;
_timeToLive = nearCacheOptions.TimeToLiveSeconds * 1000;
_evictionPolicy = nearCacheOptions.EvictionPolicy;
_evictionComparer = GetEvictionComparer(_evictionPolicy);
_evictionPercentage = nearCacheOptions.EvictionPercentage;
_cleanupInterval = nearCacheOptions.CleanupPeriodSeconds * 1000;
}
/// <summary>
/// Gets the record comparer corresponding to an eviction policy.
/// </summary>
/// <param name="policy">The eviction policy.</param>
/// <returns>The record comparer corresponding to the specified eviction policy.</returns>
private static IComparer <NearCacheEntry> GetEvictionComparer(EvictionPolicy policy)
{
return(policy switch
{
EvictionPolicy.Lfu => new LfuComparer(),
EvictionPolicy.Lru => new LruComparer(),
EvictionPolicy.None => new DefaultComparer(),
_ => throw new NotSupportedException()
});
private IComparer <CacheRecord> GetComparer(EvictionPolicy policy)
{
switch (policy)
{
case EvictionPolicy.Lfu:
return(new LfuComparer());
case EvictionPolicy.Lru:
return(new LruComparer());
}
return(new DefaultComparer());
}
protected BaseNearCache(string name, HazelcastClient client, NearCacheConfig nearCacheConfig)
{
_name = name;
Client = client;
_maxSize = nearCacheConfig.MaxSize;
_maxIdleMillis = nearCacheConfig.MaxIdleSeconds * 1000;
_inMemoryFormat = nearCacheConfig.InMemoryFormat;
_timeToLiveMillis = nearCacheConfig.TimeToLiveSeconds * 1000;
_evictionPolicy = nearCacheConfig.EvictionPolicy;
_records = new ConcurrentDictionary <IData, Lazy <NearCacheRecord> >();
_canCleanUp = new AtomicBoolean(true);
_canEvict = new AtomicBoolean(true);
_lastCleanup = Clock.CurrentTimeMillis();
_selectedComparer = GetComparer(_evictionPolicy);
_stat = new NearCacheStatistics();
InvalidateOnChange = nearCacheConfig.InvalidateOnChange;
}
public ClientNearCache(string mapName, ClientNearCacheType cacheType, ClientContext context,
NearCacheConfig nearCacheConfig)
{
this.mapName = mapName;
this.cacheType = cacheType;
this.context = context;
maxSize = nearCacheConfig.GetMaxSize();
maxIdleMillis = nearCacheConfig.GetMaxIdleSeconds() * 1000;
inMemoryFormat = nearCacheConfig.GetInMemoryFormat();
timeToLiveMillis = nearCacheConfig.GetTimeToLiveSeconds() * 1000;
invalidateOnChange = nearCacheConfig.IsInvalidateOnChange();
evictionPolicy = (EvictionPolicy)Enum.Parse(typeof(EvictionPolicy), nearCacheConfig.GetEvictionPolicy());
cache = new ConcurrentDictionary <IData, CacheRecord>();
canCleanUp = new AtomicBoolean(true);
canEvict = new AtomicBoolean(true);
lastCleanup = Clock.CurrentTimeMillis();
if (invalidateOnChange)
{
AddInvalidateListener();
}
}
public void SetEvictionPolicy(EvictionPolicy value)
{
if (value is ObjectExpirationPolicy)
{
PropertyInfo propertyInfo = this.Type.GetProperty(((ObjectExpirationPolicy)value).TimestampPropertyName);
if (propertyInfo == null)
{
throw new ArgumentException("Object expiration policy refers to a nonexistent timestamp property");
}
if (propertyInfo.PropertyType != typeof(DateTime))
{
throw new ArgumentException("Object expiration policy refers to an invalid timestamp property");
}
if (propertyInfo.IsIgnored())
{
throw new ArgumentException("Object expiration policy refers to an ignored timestamp property");
}
}
var client = this.Entry.client;
var payload = new EvictionPolicyPayload(PayloadAction.Set, value, this.Entry.Id, client.ClientId);
client.SendPublishEvent(payload);
}
public void SetEvictionPolicy(EvictionPolicy value)
{
if (value is ObjectExpirationPolicy)
{
PropertyInfo propertyInfo = this.Type.GetProperty(((ObjectExpirationPolicy)value).TimestampPropertyName);
if (propertyInfo == null)
{
throw new ArgumentException("Object expiration policy refers to a nonexistent timestamp property");
}
if (propertyInfo.PropertyType != typeof(DateTime))
{
throw new ArgumentException("Object expiration policy refers to an invalid timestamp property");
}
if (propertyInfo.IsIgnored())
{
throw new ArgumentException("Object expiration policy refers to an ignored timestamp property");
}
}
var client = this.Entry.client;
var payload = new EvictionPolicyPayload(PayloadAction.Set, value, this.Entry.Id, client.ClientId);
client.SendPublishEvent(payload);
}
public static Job NewWithNeverExpireDefault(string id)
{
return(new Job(id, LogicOfTo <IHasId, IExpirable> .New((x) => { return EvictionPolicy.BuildNeverExpirable(); })));
}
public object Clone()
{
CacheServerConfigSetting config = new CacheServerConfigSetting();
config.cacheType = this.cacheType;
config.InProc = InProc;
config.Log = Log != null ? (Alachisoft.NCache.Config.Dom.Log)Log.Clone() : null;
config.PerfCounters = PerfCounters != null ? (Alachisoft.NCache.Config.Dom.PerfCounters)PerfCounters.Clone() : null;
config.Cleanup = Cleanup != null ? (Alachisoft.NCache.Config.Dom.Cleanup)Cleanup.Clone() : null;
config.Storage = Storage != null ? (Alachisoft.NCache.Config.Dom.Storage)Storage.Clone() : null;
config.EvictionPolicy = EvictionPolicy != null ? (Alachisoft.NCache.Config.Dom.EvictionPolicy)EvictionPolicy.Clone() : null;
config.ExpirationPolicy = ExpirationPolicy != null ? (Alachisoft.NCache.Config.Dom.ExpirationPolicy)ExpirationPolicy.Clone() : null;
config.backingSource = this.backingSource != null ? (Alachisoft.NCache.Config.Dom.BackingSource) this.backingSource.Clone() : null;
config.QueryIndices = QueryIndices != null ? (Alachisoft.NCache.Config.Dom.QueryIndex)QueryIndices.Clone() : null;
config.Notifications = Notifications != null ? (Alachisoft.NCache.Config.Dom.Notifications)Notifications.Clone() : null;
config.SQLDependencyConfig = SQLDependencyConfig != null ? (Alachisoft.NCache.Config.Dom.SQLDependencyConfig)SQLDependencyConfig.Clone() : null;
config.SynchronizationStrategy = SynchronizationStrategy != null ? (Alachisoft.NCache.Config.Dom.SynchronizationStrategy)SynchronizationStrategy.Clone() : null;
config.cacheTopology = this.cacheTopology;
config.DataFormat = this.DataFormat;
config.ClientDeathDetection = ClientDeathDetection != null ? (ClientDeathDetection)ClientDeathDetection.Clone() : null;
config.TaskConfiguration = TaskConfiguration != null ?(TaskConfiguration)TaskConfiguration.Clone() : null;
config.ClientActivityNotification = ClientActivityNotification != null
? (ClientActivityNotification)ClientActivityNotification.Clone()
: null;
return(config);
}
/// <summary> /// Converts the <see cref="sourceValue" /> parameter to the <see cref="destinationType" /> parameter using <see cref="formatProvider" /// /> and <see cref="ignoreCase" /> /// </summary> /// <param name="sourceValue">the <see cref="System.Object"/> to convert from</param> /// <param name="destinationType">the <see cref="System.Type" /> to convert to</param> /// <param name="formatProvider">not used by this TypeConverter.</param> /// <param name="ignoreCase">when set to <c>true</c>, will ignore the case when converting.</param> /// <returns> /// an instance of <see cref="EvictionPolicy" />, or <c>null</c> if there is no suitable conversion. /// </returns> public override object ConvertFrom(object sourceValue, global::System.Type destinationType, global::System.IFormatProvider formatProvider, bool ignoreCase) => EvictionPolicy.CreateFrom(sourceValue);
public static void AddBIPCache(string deviceName, int associativity, int setCount, int lineSize, int missTime, int hitTime, EvictionPolicy ev)
{
output.WriteLine("Root MemoryDevice Begin");
output.WriteLine("String DeviceType BIPMOESICache");
output.WriteLine("String DeviceName " + deviceName);
output.WriteLine("Int DeviceID " + (index++));
output.WriteLine("Int LineSize " + lineSize);
output.WriteLine("Int Associativity " + associativity);
output.WriteLine("Int SetCount " + setCount);
output.WriteLine("Int HitTime " + hitTime);
output.WriteLine("Int MissTime " + missTime);
if (deviceName.Contains("L1"))
{
output.WriteLine("Int TopCache 1");
}
else
{
output.WriteLine("Int TopCache 0");
}
if (ev == EvictionPolicy.LRU)
{
output.WriteLine("String EvictionPolicy LRU");
}
else
{
output.WriteLine("String EvictionPolicy Random");
}
output.WriteLine("End");
}
public object Clone()
{
CacheServerConfigSetting config = new CacheServerConfigSetting();
config.Name = Name != null ? (string)Name.Clone() : null;
config.cacheType = this.cacheType;
config.InProc = InProc;
config.Alias = Alias;
config.LastModified = LastModified != null ? (string)LastModified.Clone() : null;
config.Log = Log != null ? (Alachisoft.NCache.Config.Dom.Log)Log.Clone() : null;
config.PerfCounters = PerfCounters != null ? (Alachisoft.NCache.Config.Dom.PerfCounters)PerfCounters.Clone() : null;
config.autoBalancing = this.autoBalancing != null ? (Alachisoft.NCache.Config.Dom.AutoLoadBalancing) this.autoBalancing.Clone() : null;
config.Cleanup = Cleanup != null ? (Alachisoft.NCache.Config.Dom.Cleanup)Cleanup.Clone() : null;
config.Storage = Storage != null ? (Alachisoft.NCache.Config.Dom.Storage)Storage.Clone() : null;
config.EvictionPolicy = EvictionPolicy != null ? (Alachisoft.NCache.Config.Dom.EvictionPolicy)EvictionPolicy.Clone() : null;
config.QueryIndices = QueryIndices != null ? (Alachisoft.NCache.Config.Dom.QueryIndex)QueryIndices.Clone() : null;
config.cacheTopology = this.cacheTopology;
return(config);
}
public object Clone()
{
CacheServerConfigSetting config = new CacheServerConfigSetting();
config.cacheType = this.cacheType;
config.InProc = InProc;
config.LastModified = LastModified != null ? (string)LastModified.Clone() : null;
config.Log = Log != null ? (Alachisoft.NCache.Config.Dom.Log)Log.Clone() : null;
config.PerfCounters = PerfCounters != null ? (Alachisoft.NCache.Config.Dom.PerfCounters)PerfCounters.Clone() : null;
#if SERVER
config.autoBalancing = this.autoBalancing != null ? (Alachisoft.NCache.Config.Dom.AutoLoadBalancing) this.autoBalancing.Clone() : null;
#endif
config.Cleanup = Cleanup != null ? (Alachisoft.NCache.Config.Dom.Cleanup)Cleanup.Clone() : null;
config.Storage = Storage != null ? (Alachisoft.NCache.Config.Dom.Storage)Storage.Clone() : null;
config.EvictionPolicy = EvictionPolicy != null ? (Alachisoft.NCache.Config.Dom.EvictionPolicy)EvictionPolicy.Clone() : null;
config.backingSource = backingSource != null ? (Alachisoft.NCache.Config.Dom.BackingSource) this.backingSource.Clone() : null;
config.Security = Security != null ? (Alachisoft.NCache.Config.Dom.Security)Security.Clone() : null;
config.Notifications = Notifications != null ? (Alachisoft.NCache.Config.Dom.Notifications)Notifications.Clone() : null;
config.SynchronizationStrategy = SynchronizationStrategy != null ? (Alachisoft.NCache.Config.Dom.SynchronizationStrategy)SynchronizationStrategy.Clone() : null;
config.cacheTopology = this.cacheTopology;
config.DataFormat = this.DataFormat;
config.ClientDeathDetection = ClientDeathDetection != null ? (ClientDeathDetection)ClientDeathDetection.Clone() : null;
config.ClientActivityNotification = ClientActivityNotification != null
? (ClientActivityNotification)ClientActivityNotification.Clone()
: null;
return(config);
}
