public byte[] PutIfAbsent(string name, byte[] key, byte[] value, TimeSpan ttl)
{
SbAssert.NotNull(name, "Name must not be null!");
SbAssert.NotNull(key, "Key must not be null!");
SbAssert.NotNull(value, "Value must not be null!");
return(Execute <byte[]>(name, database =>
{
if (IsLockingCacheWriter())
{
DoLock(name, database);
}
try
{
if (database.StringSet(key, value, when: When.NotExists))
{
if (ShouldExpireWithin(ttl))
{
database.KeyExpire(key, ttl);
}
return null;
}
return database.StringGet(key);
}
finally
{
if (IsLockingCacheWriter())
{
DoUnlock(name, database);
}
}
}));
}
public byte[] Get(string name, byte[] key)
{
SbAssert.NotNull(name, "Name must not be null!");
SbAssert.NotNull(key, "Key must not be null!");
return(Execute(name, database => database.StringGet(key)));
}
public void Remove(string name, byte[] key)
{
SbAssert.NotNull(name, "Name must not be null!");
SbAssert.NotNull(key, "Key must not be null!");
Execute(name, database => database.KeyDelete(key));
}
public RedisCacheWriter(IConnectionMultiplexer connectionMultiplexer, TimeSpan sleepTime)
{
SbAssert.NotNull(connectionMultiplexer, "ConnectionMultiplexer不能为null");
SbAssert.NotNull(sleepTime, "sleepTime不能为null");
this.ConnectionMultiplexer = connectionMultiplexer;
this.SleepTime = sleepTime;
}
public RedisCache(string name, RedisCacheConfiguration configuration, IRedisCacheWriter redisCacheWriter)
{
SbAssert.NotNull(configuration, "redis 配置RedisCacheConfiguration不能为空");
SbAssert.NotNull(redisCacheWriter, "RedisCacheWriter不能为空");
this.Name = name;
this.redisCacheWriter = redisCacheWriter;
this.redisCacheConfiguration = configuration;
}
public CacheOperationMetadata GetCacheOperationMetadata(CacheOperation operation, MethodInfo method, Type targetType)
{
var cacheKey = new CacheOperationCacheKey(operation, method, targetType);
this.metadataCaches.TryGetValue(cacheKey, out var metadata);
if (metadata == null)
{
IKeyGenerator keyGenerator;
var keyGeneratorName = operation.KeyGenerator;
if (keyGeneratorName.HasText())
{
keyGenerator = this._serviceProvider.GetServiceByName <IKeyGenerator>(keyGeneratorName);
}
else
{
keyGenerator = new SimpleKeyGenerator();
}
ICacheResolver cacheResolver;
var cacheResolverName = operation.CacheResolver;
if (cacheResolverName.HasText())
{
cacheResolver = this._serviceProvider.GetServiceByName <ICacheResolver>(cacheResolverName);
}
else if (operation.CacheManager.HasText())
{
ICacheManager cacheManager =
this._serviceProvider.GetServiceByName <ICacheManager>(operation.CacheManager);
SbAssert.NotNull(cacheManager, "cacheManager:" + operation.CacheManager + " Not Exist");
cacheResolver = new SimpleCacheResolver(cacheManager);
}
else
{
cacheResolver = new SimpleCacheResolver();
}
metadata = new CacheOperationMetadata(operation, method, targetType, keyGenerator, cacheResolver);
}
return(metadata);
}
public void Put(string name, byte[] key, byte[] value, TimeSpan ttl)
{
SbAssert.NotNull(name, "Name must not be null!");
SbAssert.NotNull(key, "Key must not be null!");
SbAssert.NotNull(value, "Value must not be null!");
Execute(name, database =>
{
if (ShouldExpireWithin(ttl))
{
database.StringSet(key, value, ttl);
}
else
{
database.StringSet(key, value);
}
return("ok");
});
}
public void Clean(string name, byte[] pattern)
{
SbAssert.NotNull(name, "Name must not be null!");
Execute(name, database =>
{
bool wasLocked = false;
try
{
if (IsLockingCacheWriter())
{
DoLock(name, database);
wasLocked = true;
}
var endpoints = ConnectionMultiplexer.GetEndPoints(true);
foreach (var endpoint in endpoints)
{
var server = ConnectionMultiplexer.GetServer(endpoint);
var keys = server.Keys(pattern: pattern).ToArray();
database.KeyDelete(keys);
}
}
finally
{
if (wasLocked && IsLockingCacheWriter())
{
DoUnlock(name, database);
}
}
return("OK");
});
}
public SimpleCacheResolver(ICacheManager cacheManager) : base(cacheManager)
{
SbAssert.NotNull(cacheManager, "cacheManager Not be Null");
}
protected AbstractCacheResolver(ICacheManager cacheManager)
{
this.CacheManager = cacheManager;
SbAssert.NotNull(CacheManager, "cacheManager Not be Null");
}
