public CacheIdentify DistributedCacheSyncIdentify(CacheIdentify cacheId)
{
if (mConn == null)
{
throw new Exception("还没有创建连接！");
}
try
{
IWCFHandlerService _wcfService = mConn.WcfService;
return(_wcfService.DistributedCacheSyncIdentify(cacheId));
}
catch (Exception e)
{
throw new Exception(e.Message + "\n连接服务主机失败，请联系管理员！");
}
}
/// <summary>
/// 比较后不同的标识（下级的CacheIdentify与上级的对比）
/// </summary>
/// <returns></returns>
private static CacheIdentify CompareCache(CacheIdentify _cacheId)
{
CacheIdentify cacheId = new CacheIdentify();
cacheId.ServerIdentify = _cacheId.ServerIdentify;
cacheId.cachename = _cacheId.cachename;
cacheId.identify = _cacheId.identify;
cacheId.keytimestamps = new Dictionary <string, double>();
//自己跟自己比较返回空
if (_cacheId.ServerIdentify == WcfGlobal.Identify)
{
return(cacheId);
}
if (LocalCache.Contains(_cacheId.cachename))
{
CacheIdentify ci = GetCacheIdentify(_cacheId.cachename);
if (_cacheId.identify != ci.identify)
{
//循环判断待同步的新增和修改，本地时间搓小于远程时间搓就修改
foreach (var t in ci.keytimestamps)
{
//新增的
if (_cacheId.keytimestamps.ContainsKey(t.Key) == false)
{
cacheId.keytimestamps.Add(t);
continue;
}
//修改的
if (_cacheId.keytimestamps[t.Key] < t.Value)
{
cacheId.keytimestamps.Add(t);
continue;
}
}
//循环判断本地的删除，本地时间搓小于远程identify的就会删除
//删除是打删除标记，所以不存在移除，都进入修改列表
}
return(cacheId);
}
else
{
return(cacheId);
}
}
/// <summary>
/// 获取本地缓存的标识
/// </summary>
private static CacheIdentify GetCacheIdentify(string cacheName)
{
CacheIdentify cacheId = new CacheIdentify();
if (DistributedCacheManage.LocalCache.Contains(cacheName))
{
CacheObject co = DistributedCacheManage.LocalCache.GetData(cacheName) as CacheObject;
cacheId.ServerIdentify = co.ServerIdentify;
cacheId.cachename = co.cachename;
cacheId.identify = co.identify;
cacheId.keytimestamps = new Dictionary <string, double>();
foreach (var cd in co.cacheValue)
{
cacheId.keytimestamps.Add(cd.key, cd.timestamp);
}
}
return(cacheId);
}
/// <summary>
/// 获取待同步的缓存
/// </summary>
/// <returns></returns>
private static CacheObject GetStayLocalCache(CacheIdentify identify)
{
CacheObject _co = new CacheObject();
if (LocalCache.Contains(identify.cachename))
{
CacheObject co = LocalCache.GetData(identify.cachename) as CacheObject;
_co.ServerIdentify = co.ServerIdentify;
_co.cachename = co.cachename;
_co.identify = co.identify;
_co.cacheValue = new List <CacheData>();
foreach (var kt in identify.keytimestamps)
{
CacheData cd = co.cacheValue.Find(x => (x.timestamp == kt.Value && x.key == kt.Key));//这个bug找了一晚
if (cd != null)
{
_co.cacheValue.Add(cd);
}
}
}
return(_co);
}
public CacheIdentify DistributedCacheSyncIdentify(CacheIdentify cacheId)
{
return(DistributedCacheManage.CompareCache(cacheId));
}
