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);
}
private static object BuildOperation <TResult>(CassandraQuerySetup setup, CassandraSlicePredicate predicate, IDictionary <string, object> calls)
{
if (calls.ContainsKey("CountColumnsByKey"))
{
return(new MultiGetColumnCount(setup.Keys, setup.SuperColumnName, predicate));
}
if (calls.ContainsKey("CountColumns"))
{
return(new ColumnCount(setup.Keys.First(), setup.SuperColumnName, predicate));
}
var forSuperColumn = typeof(TResult) == typeof(FluentSuperColumnFamily);
if (!forSuperColumn && setup.SuperColumnName != null)
{
throw new CassandraException("'ForSuperColumn' can only be used on a super column family.");
}
if (forSuperColumn)
{
if (setup.IndexClause != null)
{
var indexClause = new CassandraIndexClause(setup.StartKey, setup.ColumnCount, setup.IndexClause);
return(new GetSuperColumnFamilyIndexedSlices(indexClause, predicate));
}
else if (setup.Keys.Count() > 0)
{
return(new MultiGetSuperColumnFamilySlice(setup.Keys, setup.SuperColumnName, predicate));
}
else
{
var keyRange = new CassandraKeyRange(setup.StartKey, setup.EndKey, setup.StartToken, setup.EndToken, setup.KeyCount);
return(new GetSuperColumnFamilyRangeSlices(keyRange, setup.SuperColumnName, predicate));
}
}
else
{
if (setup.IndexClause != null)
{
var indexClause = new CassandraIndexClause(setup.StartKey, setup.KeyCount, setup.IndexClause);
return(new GetColumnFamilyIndexedSlices(indexClause, predicate));
}
else if (setup.Keys.Count() > 0)
{
return(new MultiGetColumnFamilySlice(setup.Keys, predicate));
}
else
{
var keyRange = new CassandraKeyRange(setup.StartKey, setup.EndKey, setup.StartToken, setup.EndToken, setup.KeyCount);
return(new GetColumnFamilyRangeSlices(keyRange, predicate));
}
}
}
public static KeyRange CreateKeyRange(CassandraKeyRange range)
{
if (range.StartKey == null && range.EndKey == null && range.StartToken == null && range.EndToken == null)
range = new CassandraKeyRange("", "", null, null, range.Count);
return new KeyRange {
Start_key = range.StartKey.TryToBigEndian(),
End_key = range.EndKey.TryToBigEndian(),
Start_token = range.StartToken,
End_token = range.EndToken,
Count = range.Count
};
}
public static KeyRange CreateKeyRange(CassandraKeyRange range)
{
if (range.StartKey == null && range.EndKey == null && range.StartToken == null && range.EndToken == null)
{
range = new CassandraKeyRange("", "", null, null, range.Count);
}
return(new KeyRange {
Start_key = range.StartKey.TryToBigEndian(),
End_key = range.EndKey.TryToBigEndian(),
Start_token = range.StartToken,
End_token = range.EndToken,
Count = range.Count
});
}
public GetSuperColumnFamilyRangeSlices(CassandraKeyRange keyRange, CassandraObject superColumnName, CassandraSlicePredicate columnSlicePredicate)
{
KeyRange = keyRange;
SuperColumnName = superColumnName;
SlicePredicate = columnSlicePredicate;
}
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 List <Apache.Cassandra.KeySlice> get_paged_slice(string column_family, CassandraKeyRange range, CassandraObject start_column, Apache.Cassandra.ConsistencyLevel consistency_level)
{
return(_client.get_paged_slice(
column_family,
Helper.CreateKeyRange(range),
start_column.TryToBigEndian(),
consistency_level));
}
public GetColumnFamilyRangeSlices(CassandraKeyRange keyRange, CassandraSlicePredicate columnSlicePredicate)
{
KeyRange = keyRange;
SlicePredicate = columnSlicePredicate;
}
public GetSuperColumnRangeSlices(CassandraKeyRange keyRange, CassandraType superColumnName, CassandraSlicePredicate columnSlicePredicate)
{
KeyRange = keyRange;
SuperColumnName = superColumnName;
SlicePredicate = columnSlicePredicate;
}
public List<Apache.Cassandra.KeySlice> get_paged_slice(string column_family, CassandraKeyRange range, CassandraObject start_column, Apache.Cassandra.ConsistencyLevel consistency_level)
{
return _client.get_paged_slice(
column_family,
Helper.CreateKeyRange(range),
start_column.TryToBigEndian(),
consistency_level);
}
