Engine如何加载token认证的地图服务？

public ILayer AddServiceLayer(string url, string serviceName) 

{ 

//create a new ArcGIS Server connection factory 

ESRI.ArcGIS.GISClient.IAGSServerConnectionFactory2 connectionFactory; 

connectionFactory = (ESRI.ArcGIS.GISClient.IAGSServerConnectionFactory2)new ESRI.ArcGIS.GISClient.AGSServerConnectionFactory(); 

//create a property set to hold connection properties 

IPropertySet connectionProps; 

connectionProps = new PropertySet(); 

//specify the URL for the server 

connectionProps.SetProperty(URL, url); 

//define username and password for the connection 

connectionProps.SetProperty(USER, <USER>); 

connectionProps.SetProperty(PASSWORD, <PASS>); 

//open the server connection, pass in the property set, get a connection object back 

ESRI.ArcGIS.GISClient.IAGSServerConnection gisServer; 

gisServer = connectionFactory.Open(connectionProps, 0); 



//get an enum of all server object names from the server (GIS services, i.e.) 

ESRI.ArcGIS.GISClient.IAGSEnumServerObjectName soNames = gisServer.ServerObjectNames; 

ESRI.ArcGIS.GISClient.IAGSServerObjectName3 soName; 

//loop thru all services, find a map service called I3_Imagery_Prime_World_2D (high res imagery for the world) 

soName = (ESRI.ArcGIS.GISClient.IAGSServerObjectName3)soNames.Next(); 

do 

{ 

if ((soName.Type == MapServer) && (soName.Name == serviceName)) 

{ 

break; //found it 

} 

//keep searching the services ... 

soName = (ESRI.ArcGIS.GISClient.IAGSServerObjectName3)soNames.Next(); 

} while (soName != null); 

//if the desired service was found ... 

ILayer serviceLayer = null; 

if (soName != null) 

{ 

//create a layer factory to make a new MapServerLayer from the server object name 

ILayerFactory msLayerFactory; 

msLayerFactory = new MapServerLayerFactory(); 

//create an enum of layers using the name object (will contain only a single layer) 

IEnumLayer enumLyrs = msLayerFactory.Create(soName); 

//get the layer from the enum, store it in a MapServerLayer variable 

IMapServerLayer mapServerLayer; 

mapServerLayer = (IMapServerLayer)enumLyrs.Next(); 

//make sure the layer is not empty (Nothing), then add it to the map 

if (mapServerLayer != null) 

{ 

serviceLayer = ((ILayer)mapServerLayer); 

} 

} 

return serviceLayer; 

} 



public IMapServer GetMapServer(string agsUrl, string serviceName) 

{ 

IMapServer mapserver = null; 



//Set connection propertyset. sample URL: http://host:port/arcgis/services. 

IPropertySet propertySet = new PropertySetClass(); 

propertySet.SetProperty(url, agsUrl); 



//Open an AGS connection. 

Type factoryType = Type.GetTypeFromProgID(esriGISClient.AGSServerConnectionFactory); 

IAGSServerConnectionFactory agsFactory = (IAGSServerConnectionFactory)Activator.CreateInstance(factoryType); 

IAGSServerConnection agsConnection = agsFactory.Open(propertySet, 0); 



//Get the image server. 

IAGSEnumServerObjectName agsServerObjectNames = agsConnection.ServerObjectNames; 

agsServerObjectNames.Reset(); 

IAGSServerObjectName agsServerObjectName = agsServerObjectNames.Next(); 

while (agsServerObjectName != null) 

{ 

if ((agsServerObjectName.Name.ToLower() == serviceName.ToLower()) && (agsServerObjectName.Type == MapServer)) 

{ 

IName pName = (IName)agsServerObjectName; 

IAGSServerObject agsServerObject = (IAGSServerObject)pName.Open(); 

mapserver = (IMapServer)agsServerObject; 

break; 

} 

agsServerObjectName = agsServerObjectNames.Next(); 

} 



//Return the image server object. 

return mapserver; 

} 



public IServerObjectAdmin ConnectAGS(string host, string username, string password) 

{ 

IServerObjectAdmin m_ServerObjectAdmin = null; 

try 

{ 

IPropertySet propertySet = new PropertySetClass(); 

propertySet.SetProperty(url, host); 

propertySet.SetProperty(ConnectionMode, esriAGSConnectionMode.esriAGSConnectionModeAdmin); 

propertySet.SetProperty(ServerType, esriAGSServerType.esriAGSServerTypeDiscovery); 

propertySet.SetProperty(user, username); 

propertySet.SetProperty(password, password); 

propertySet.SetProperty(ALLOWINSECURETOKENURL, true); 

IAGSServerConnectionName3 connectName = new AGSServerConnectionNameClass() as IAGSServerConnectionName3; 

connectName.ConnectionProperties = propertySet; 

IAGSServerConnectionAdmin agsAdmin = ((IName)connectName).Open() as IAGSServerConnectionAdmin; 



m_ServerObjectAdmin = agsAdmin.ServerObjectAdmin; 

} 



catch (Exception exc) 

{ 

Console.WriteLine(连接失败：{0}.Message:{1}, host, exc.Message); 

return null; 

} 

return m_ServerObjectAdmin; 

}