public void And()
{
// select from Person where FirstName='John' and LastName='Doe'
var filter = new Extent(M.Person.ObjectType)
{
Predicate = new And
{
Operands = new IPredicate[]
{
new Equals
{
PropertyType = M.Person.FirstName,
Value = "John",
},
new Equals
{
PropertyType = M.Person.LastName,
Value = "Doe"
},
},
},
};
var queryExtent = filter.Build(this.Session);
var extent = this.Session.Extent(M.Person.ObjectType);
var and = extent.Filter.AddAnd();
and.AddEquals(M.Person.FirstName, "John");
and.AddEquals(M.Person.LastName, "Doe");
Assert.Equal(extent.ToArray(), queryExtent.ToArray());
}
public Fetch Get(Guid id)
{
if (!this.fetchById.TryGetValue(id, out var fetch))
{
using (var session = this.databaseService.Database.CreateSession())
{
var filter = new Extent(M.PreparedFetch.Class)
{
Predicate = new Equals(M.PreparedFetch.UniqueId.RoleType)
{
Value = id
},
};
var preparedFetch = (PreparedFetch)filter.Build(session).First;
if (preparedFetch != null)
{
fetch = preparedFetch.Fetch;
this.fetchById[id] = fetch;
}
}
}
return(fetch);
}
public IExtent Get(Guid id)
{
if (!this.extentById.TryGetValue(id, out var extent))
{
using (var session = this.databaseService.Database.CreateSession())
{
var filter = new Extent(M.PreparedExtent.Class)
{
Predicate = new Equals(M.PreparedExtent.UniqueId.RoleType)
{
Value = id
},
};
var preparedExtent = (PreparedExtent)filter.Build(session).First;
if (preparedExtent != null)
{
extent = preparedExtent.Extent;
this.extentById[id] = extent;
}
}
}
return(extent);
}
public void Type()
{
var query = new Extent(M.Person.ObjectType);
var queryExtent = query.Build(this.Session);
var extent = this.Session.Extent(M.Person.ObjectType);
Assert.Equal(extent.ToArray(), queryExtent.ToArray());
}
public void RoleEquals()
{
var filter = new Extent(M.Person.ObjectType)
{
Predicate = new Equals
{
PropertyType = M.Person.FirstName,
Value = "John",
},
};
var queryExtent = filter.Build(this.Session);
var extent = this.Session.Extent(M.Person.ObjectType);
extent.Filter.AddEquals(M.Person.FirstName, "John");
Assert.Equal(extent.ToArray(), queryExtent.ToArray());
}