Changeset 9461 for branches/HivePerformance/sources/HeuristicLab.Clients.Hive/3.3/HiveServiceLocator.cs

Timestamp:

05/07/13 13:54:49 (11 years ago)

Author:

pfleck

Message:

#2030
Configured Tcp binding for Hive service on Hive clients.
Added binding-configuration priority list in Hive settings for managing multiple binding-configurations.
Added retry mechanism for multiple Hive-service bindings.

File:

• branches/HivePerformance/sources/HeuristicLab.Clients.Hive/3.3/HiveServiceLocator.cs (modified) (1 diff)

branches/HivePerformance/sources/HeuristicLab.Clients.Hive/3.3/HiveServiceLocator.cs

@@ -47 +47 @@
     }
 
+    private int endpointRetries;
+
+    private string workingEndpoint;
+
     private HiveServiceClient NewServiceClient() {
-      HiveServiceClient cl;
+      if (endpointRetries >= Settings.Default.MaxEndpointRetries) {
+        return CreateClient(workingEndpoint);
+      }
+
+      var configurations = Settings.Default.EndpointConfigurationPriorities;
+
+      Exception exception = null;
+      foreach (var endpointConfigurationName in configurations) {
+        try {
+          var cl = CreateClient(endpointConfigurationName);
+          cl.Open();
+          workingEndpoint = endpointConfigurationName;
+          return cl;
+        }
+        catch (Exception exc) {
+          exception = exc;
+          endpointRetries++;
+        }
+      }
+
+      throw exception;
+    }
+
+    private HiveServiceClient CreateClient(string endpointConfigurationName) {
+      HiveServiceClient cl = null;
+
       if (string.IsNullOrEmpty(username) && string.IsNullOrEmpty(password))
-        cl = ClientFactory.CreateClient<HiveServiceClient, IHiveService>();
+        cl = ClientFactory.CreateClient<HiveServiceClient, IHiveService>(endpointConfigurationName);
       else
-        cl = ClientFactory.CreateClient<HiveServiceClient, IHiveService>(null, null, username, password);
+        cl = ClientFactory.CreateClient<HiveServiceClient, IHiveService>(endpointConfigurationName, null, username, password);
 
       return cl;