public static ColumnParent CreateColumnParent(CassandraColumnParent parent)
{
return new ColumnParent {
Column_family = parent.ColumnFamily,
Super_column = parent.SuperColumn.TryToBigEndian()
};
}
public void add(CassandraObject key, CassandraColumnParent column_parent, CassandraCounterColumn column, Apache.Cassandra.ConsistencyLevel consistency_level)
{
_client.add(
key.TryToBigEndian(),
Helper.CreateColumnParent(column_parent),
Helper.CreateCounterColumn(column),
consistency_level);
}
public int get_count(CassandraObject key, CassandraColumnParent column_parent, CassandraSlicePredicate predicate, Apache.Cassandra.ConsistencyLevel consistency_level)
{
return(_client.get_count(
key.TryToBigEndian(),
Helper.CreateColumnParent(column_parent),
Helper.CreateSlicePredicate(predicate),
consistency_level));
}
public List<Apache.Cassandra.KeySlice> get_indexed_slices(CassandraColumnParent column_parent, CassandraIndexClause index_clause, CassandraSlicePredicate column_predicate, Apache.Cassandra.ConsistencyLevel consistency_level)
{
return _client.get_indexed_slices(
Helper.CreateColumnParent(column_parent),
Helper.CreateIndexClause(index_clause),
Helper.CreateSlicePredicate(column_predicate),
consistency_level);
}
public List<Apache.Cassandra.KeySlice> get_range_slices(CassandraColumnParent column_parent, CassandraSlicePredicate predicate, CassandraKeyRange range, Apache.Cassandra.ConsistencyLevel consistency_level)
{
return _client.get_range_slices(
Helper.CreateColumnParent(column_parent),
Helper.CreateSlicePredicate(predicate),
Helper.CreateKeyRange(range),
consistency_level);
}
public Dictionary<byte[], int> multiget_count(List<CassandraObject> keys, CassandraColumnParent column_parent, CassandraSlicePredicate predicate, Apache.Cassandra.ConsistencyLevel consistency_level)
{
return _client.multiget_count(
Helper.ToByteArrayList(keys),
Helper.CreateColumnParent(column_parent),
Helper.CreateSlicePredicate(predicate),
consistency_level);
}
public int get_count(CassandraObject key, CassandraColumnParent column_parent, CassandraSlicePredicate predicate, Apache.Cassandra.ConsistencyLevel consistency_level)
{
return _client.get_count(
key.TryToBigEndian(),
Helper.CreateColumnParent(column_parent),
Helper.CreateSlicePredicate(predicate),
consistency_level);
}
public override IEnumerable <FluentSuperColumnFamily> Execute()
{
var schema = ColumnFamily.GetSchema();
var parent = new CassandraColumnParent {
ColumnFamily = ColumnFamily.FamilyName
};
if (SuperColumnName != null)
{
parent.SuperColumn = SuperColumnName;
}
SlicePredicate = Helper.SetSchemaForSlicePredicate(SlicePredicate, schema, SuperColumnName == null);
var output = Session.GetClient().multiget_slice(
Keys,
parent,
SlicePredicate,
Session.ReadConsistency
);
foreach (var result in output)
{
var key = CassandraObject.GetCassandraObjectFromDatabaseByteArray(result.Key, schema.KeyValueType);
var superColumns = (IEnumerable <FluentSuperColumn>)null;
if (SuperColumnName != null)
{
var superColSchema = new CassandraColumnSchema {
NameType = schema.SuperColumnNameType,
Name = SuperColumnName,
ValueType = schema.ColumnNameType
};
var superCol = new FluentSuperColumn(superColSchema, result.Value.Select(col => Helper.ConvertColumnToFluentColumn(col.Column, schema)));
ColumnFamily.Context.Attach(superCol);
superColumns = new[] { superCol };
}
else
{
superColumns = result.Value.Select(col => Helper.ConvertSuperColumnToFluentSuperColumn(col.Super_column, schema));
}
var familyName = ColumnFamily.FamilyName;
var r = new FluentSuperColumnFamily(key, familyName, schema, superColumns);
ColumnFamily.Context.Attach(r);
yield return(r);
}
}
public override int Execute()
{
var parent = new CassandraColumnParent {
ColumnFamily = ColumnFamily.FamilyName
};
if (SuperColumnName != null)
{
parent.SuperColumn = SuperColumnName;
}
var result = Session.GetClient().get_count(
Key,
parent,
SlicePredicate,
Session.ReadConsistency
);
return(result);
}
private IEnumerable <FluentColumn> GetColumns(BaseCassandraColumnFamily columnFamily)
{
var schema = ColumnFamily.GetSchema();
var parent = new CassandraColumnParent {
ColumnFamily = columnFamily.FamilyName
};
SlicePredicate = Helper.SetSchemaForSlicePredicate(SlicePredicate, schema);
var output = Session.GetClient().get_slice(
Key,
parent,
SlicePredicate,
Session.ReadConsistency
);
foreach (var result in output)
{
var r = Helper.ConvertColumnToFluentColumn(result.Column, schema);
yield return(r);
}
}
public override IEnumerable <FluentColumnFamily> Execute()
{
var schema = ColumnFamily.GetSchema();
var list = new List <FluentColumnFamily>();
var parent = new CassandraColumnParent {
ColumnFamily = ColumnFamily.FamilyName
};
SlicePredicate = Helper.SetSchemaForSlicePredicate(SlicePredicate, schema);
var output = Session.GetClient().multiget_slice(
Keys,
parent,
SlicePredicate,
Session.ReadConsistency
);
foreach (var result in output)
{
var key = CassandraObject.GetCassandraObjectFromDatabaseByteArray(result.Key, schema.KeyValueType);
var r = new FluentColumnFamily(key, ColumnFamily.FamilyName, schema, result.Value.Select(col => {
if (col.Counter_column != null)
{
return(Helper.ConvertColumnToFluentCounterColumn(col.Counter_column, schema));
}
return(Helper.ConvertColumnToFluentColumn(col.Column, schema));
}));
ColumnFamily.Context.Attach(r);
r.MutationTracker.Clear();
list.Add(r);
}
return(list);
}
public Dictionary <byte[], List <Apache.Cassandra.ColumnOrSuperColumn> > multiget_slice(List <CassandraObject> keys, CassandraColumnParent column_parent, CassandraSlicePredicate predicate, Apache.Cassandra.ConsistencyLevel consistency_level)
{
return(_client.multiget_slice(
Helper.ToByteArrayList(keys),
Helper.CreateColumnParent(column_parent),
Helper.CreateSlicePredicate(predicate),
consistency_level));
}
