public static CassandraObject GetCassandraObjectFromObject(object obj, CassandraType cassandraType = null)
{
if (cassandraType == null)
{
var sourceType = obj.GetType();
cassandraType = CassandraType.GetCassandraType(sourceType);
}
if (obj == null)
{
return(null);
}
if (obj is CassandraObject)
{
return(((CassandraObject)obj).GetValue(cassandraType));
}
var type = cassandraType.CreateInstance();
if (type == null)
{
return(null);
}
type.SetValue(obj);
return(type);
}
public static CassandraObject GetCassandraObjectFromDatabaseByteArray(byte[] value, CassandraType cassandraType)
{
var type = cassandraType.CreateInstance();
if (type == null)
{
return(null);
}
type.SetValueFromBigEndian(value);
return(type);
}
protected override object GetValueInternal(Type type)
{
//If we're converting to a List<> type
if (type.IsList())
{
var listType = type.GetPrimaryGenericType();
//Check to see if this list's data type can be converted to the requested type
if (ComponentType.CreateInstance().CanConvertTo(listType))
{
return(TypeHelper.PopulateGenericList(_value.Select(o => (CassandraObject)o).ToList(), listType));
}
}
return(Converter.ConvertTo(_value, type));
}
protected override object GetValueInternal(Type type)
{
//If we're converting to a Dictionary<> type
if (type.IsDictionary())
{
var dictionaryTypes = type.GetAllGenericTypes();
//Check to see if this list's data type can be converted to the requested type
if (KeyType.CreateInstance().CanConvertTo(dictionaryTypes[0]) && ValueType.CreateInstance().CanConvertTo(dictionaryTypes[1]))
{
return
(TypeHelper.PopulateGenericDictionary(
_value.ToDictionary(k => (CassandraObject)k.Key, v => (CassandraObject)v.Value),
dictionaryTypes[0], dictionaryTypes[1]));
}
}
return(Converter.ConvertTo(_value, type));
}
public void Parse_CompositeType()
{
// arrange
Type expected = typeof(CompositeType);
var expectedInternals = new[] { typeof(TimeUUIDType), typeof(UTF8Type) };
string cassandraString = "org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.TimeUUIDType,org.apache.cassandra.db.marshal.UTF8Type)";
// act
var cassandraType = new CassandraType(cassandraString);
var instance = cassandraType.CreateInstance() as CompositeType;
Type actual = cassandraType.FluentType;
// assert
Assert.Equal(expected, actual);
Assert.Equal(2, instance.ComponentTypeHints.Count);
foreach (var e in expectedInternals)
Assert.True(instance.ComponentTypeHints.Any(x => x.FluentType == e), e.Name + " couldn't be found");
}
public void Parse_CompositeType()
{
// arrange
Type expected = typeof(CompositeType);
var expectedInternals = new[] { typeof(TimeUUIDType), typeof(UTF8Type) };
string cassandraString = "org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.TimeUUIDType,org.apache.cassandra.db.marshal.UTF8Type)";
// act
var cassandraType = new CassandraType(cassandraString);
var instance = cassandraType.CreateInstance() as CompositeType;
Type actual = cassandraType.FluentType;
// assert
Assert.Equal(expected, actual);
Assert.Equal(2, instance.ComponentTypeHints.Count);
foreach (var e in expectedInternals)
{
Assert.True(instance.ComponentTypeHints.Any(x => x.FluentType == e), e.Name + " couldn't be found");
}
}
