public ArangoResponse <T> Send <T>(IOperationThatReturns <T> operation)
{
string typeName = operation.GetType().Name;
try
{
_logger.Trace("Sending {0} operation", typeName);
DateTime begin = DateTime.UtcNow;
ArangoResponse <T> arangoResponse = _restDispatcher.Send(operation);
DateTime end = DateTime.UtcNow;
arangoResponse.Status.TotalDuration = end - begin;
_logger.Trace("Operation {0} completed successfully in {1}ms", typeName, arangoResponse.Status.TotalDuration.TotalMilliseconds);
if (_settings.ThrowExceptions)
{
arangoResponse.ThrowIfError();
}
return(arangoResponse);
}
catch (Exception e)
{
_logger.TraceException(string.Format("Operation {0} fail", typeName), e);
throw;
}
}
public void SimpleUsage()
{
using (var client = new ArangoClient())
{
// Init the client, is possible to define settings like host/port
client.Init();
// Create new database
client.Database.Create("ApiTests");
// Scope to the recently created database
using (var db = client.UseDatabase("ApiTests"))
{
// Create Station document collection
db.Collection.Create("Station");
// Create a station with key ZEK
var stationZEK = new JObject
{
{ "_key", "ZEK" },
{ "Name", "ZEK" },
{ "Capacity", 2 }
};
// All operations return ArangoResponse generic type
ArangoResponse <JObject> createResult = db.Document.Create(stationZEK, "Station");
// By default, this API doesn't throws a Exception if an operation fail,
// always is good check the Status.Error property.
// This behavior can be configured in ArangoClientSettings.ThrowExceptions
if (createResult.Status.Error)
{
throw new Exception(createResult.Status.ErrorMessage);
}
// Or just call the ThrowIfError() method
createResult.ThrowIfError();
// Status has other details
// https://www.arangodb.org/manuals/current/ImplementorManualArangoErrors.html
int errorNum = createResult.Status.ErrorNum;
int code = createResult.Status.Code;
HttpStatusCode httpStatusCode = createResult.Status.StatusCode;
TimeSpan totalDuration = createResult.Status.TotalDuration;
TimeSpan serverDuration = createResult.Status.ServerDuration;
// Each operation have a type of result
JObject resultOfOperation = createResult.Result;
// Create the main line of ZEK station
var lineZEK1 = new JObject
{
{ "Name", "ZEK1" },
{ "MainLine", true }
};
// Is possible to use the SetKey extension method to set the _key
lineZEK1.SetKey("ZEK1");
// Are possible to create collections on the fly
db.Document.Create(lineZEK1, "Line", createCollection: true);
// Now, we create the edge collection to link Station with Lines
db.Collection.Create("Station-Line", CollectionType.Edge);
// Create the edge to link ZEK station with ZEK1 line
db.Edge.Create("Station-Line", "Station/ZEK", "Line/ZEK1", "ZEK-ZEK1");
}
// To finalize the test, drop the database
client.Database.Drop("ApiTests");
}
}