//删除切片
public static bool DeleteFile(string maptype, string x, string y, string z)
{
string fullfilepath = Folderpath + CreateFolder(maptype) + z + "\\" + x + "\\" + y + JsonHelper.GetValueByKey(maptype).suffix;;
string rediskey = maptype + "-" + JsonHelper.GetValueByKey(maptype).version + "-" + z + "-" + x + "-" + y;
try
{
if (SeRedisHelper.HasKey(rediskey))
{
SeRedisHelper.KeyDelete(rediskey);
}
if (File.Exists(fullfilepath))
{
File.Delete(fullfilepath);
}
return(true);
}
catch (Exception e)
{
Log4Helper.WriteLog("删除缓存失败！");
Log4Helper.WriteLog(e);
return(false);
}
}
/// <summary>
/// redis类库错误
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private static void MuxerInternalError(object sender, InternalErrorEventArgs e)
{
Log4Helper.WriteLog("InternalError:Message" + e.Exception.Message);
}
/// <summary>
/// 更改集群
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private static void MuxerHashSlotMoved(object sender, HashSlotMovedEventArgs e)
{
Log4Helper.WriteLog("HashSlotMoved:NewEndPoint" + e.NewEndPoint + ", OldEndPoint" + e.OldEndPoint);
}
/// <summary>
/// 连接失败 ， 如果重新连接成功你将不会收到这个通知
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private static void MuxerConnectionFailed(object sender, ConnectionFailedEventArgs e)
{
Log4Helper.WriteLog("重新连接：Endpoint failed: " + e.EndPoint + ", " + e.FailureType + (e.Exception == null ? "" : (", " + e.Exception.Message)));
}
/// <summary>
/// 重新建立连接之前的错误
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private static void MuxerConnectionRestored(object sender, ConnectionFailedEventArgs e)
{
Log4Helper.WriteLog("ConnectionRestored: " + e.EndPoint);
}
/// <summary>
/// 发生错误时
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private static void MuxerErrorMessage(object sender, RedisErrorEventArgs e)
{
Log4Helper.WriteLog("ErrorMessage: " + e.Message);
}
/// <summary>
/// 配置更改时
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private static void MuxerConfigurationChanged(object sender, EndPointEventArgs e)
{
Log4Helper.WriteLog("Configuration changed: " + e.EndPoint);
}
/// <summary>
/// 带缓存功能的地图服务
/// </summary>
/// <param name="maptype">地图类型</param>
/// <param name="x">行号</param>
/// <param name="y">列号</param>
/// <param name="z">地图等级</param>
/// <returns></returns>
public async Task <Stream> GeteMapService(string maptype, string x, string y, string z)
{
if (string.IsNullOrEmpty(maptype))
{
maptype = Defaultmaptype;
}
string key = maptype + "-" + JsonHelper.GetValueByKey(maptype).version + "-" + z + "-" + x + "-" + y;
string base64 = (await SeRedisHelper.GetAsync(key)).ToString();
if (!string.IsNullOrEmpty(base64))
{
try
{
byte[] bytes = Convert.FromBase64String(base64);
Stream strem = new MemoryStream(bytes);
WriteFileHelper.AddList("redsuc");
return(strem);
}
catch (Exception e)
{
string base404 = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAQAAAAEAAQMAAABmvDolAAAAA1BMVEX8+fKNaX6qAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAH0lEQVRo3u3BAQ0AAADCoPdPbQ43oAAAAAAAAAAAvg0hAAABfxmcpwAAAABJRU5ErkJggg==";
WriteFileHelper.AddList("rederr");
Log4Helper.WriteLog("redis读取错误！");
Log4Helper.WriteLog(e);
byte[] bytes = Convert.FromBase64String(base404);
Stream strem = new MemoryStream(bytes);
return(strem);
}
}
else
{
string filepath = GetMapDir(maptype, x, y, z);
string folderpath = CreateMapDir(maptype, x, y, z);
DirectoryInfo dir = new DirectoryInfo(folderpath);
if (!dir.Exists)
{
try
{
dir.Create();
}
catch (Exception e)
{
Log4Helper.WriteLog("文件夹创建失败！");
Log4Helper.WriteLog(e);
}
}
if (File.Exists(filepath))
{
try
{
FileStream fs = new FileStream(filepath, FileMode.Open,
FileAccess.Read, FileShare.Read);
WriteFileHelper.AddList("folsuc");
return(fs);
}
catch (Exception e)
{
string base404 = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAQAAAAEAAQMAAABmvDolAAAAA1BMVEX8+fKNaX6qAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAH0lEQVRo3u3BAQ0AAADCoPdPbQ43oAAAAAAAAAAAvg0hAAABfxmcpwAAAABJRU5ErkJggg==";
Log4Helper.WriteLog("文件夹读取失败！");
Log4Helper.WriteLog(e);
byte[] bytes = Convert.FromBase64String(base404);
Stream strem = new MemoryStream(bytes);
WriteFileHelper.AddList("folerr");
return(strem);
}
}
else
{
string url = GetMapUrl(maptype, x, y, z);
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
request.Timeout = 60000;
request.KeepAlive = false;
request.Method = "GET";
request.ServicePoint.ConnectionLimit = 512;
request.UserAgent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; .NET CLR 1.1.4322)"; //
request.AllowAutoRedirect = true; //是否允许302
HttpWebResponse response = null;
Stream stream = null;
try
{
response = request.GetResponse() as HttpWebResponse;
stream = response.GetResponseStream();
byte[] bytes = StreamToBytes(stream);
WriteFileHelper.AddQueue(maptype, x, y, z, bytes);
WriteFileHelper.AddList("websuc");
Stream str = new MemoryStream(bytes);
return(str);
}
catch (Exception e)
{
string base404 = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAQAAAAEAAQMAAABmvDolAAAAA1BMVEX8+fKNaX6qAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAH0lEQVRo3u3BAQ0AAADCoPdPbQ43oAAAAAAAAAAAvg0hAAABfxmcpwAAAABJRU5ErkJggg==";
Log4Helper.WriteLog("网络请求失败！");
Log4Helper.WriteLog(e);
byte[] bytes = Convert.FromBase64String(base404);
Stream strem = new MemoryStream(bytes);
WriteFileHelper.AddList("weberr");
return(strem);
}
finally
{
request.Abort();
if (response != null)
{
response.Close();
}
if (stream != null)
{
stream.Close();
}
}
}
}
}
