public IDictionary <string, SuperColumn> MultigetSuperColumn(IList <string> keys, ColumnPath columnPath, bool reversed, int size)
{
AssertSuperColumnPath(columnPath);
var result = new Dictionary <string, SuperColumn>();
// only can get supercolumn by multigetSuperSlice
var clp = new ColumnParent(columnPath.ColumnFamily, columnPath.SuperColumn);
var sr = new SliceRange(reversed, size);
var sp = new SlicePredicate(sr);
var sclist = MultigetSuperSlice(keys, clp, sp);
if (sclist == null || sclist.Count == 0)
{
return(result);
}
foreach (var sc in sclist)
{
if (sc.Value.Count > 0)
{
result.Add(sc.Key, sc.Value[0]);
}
}
return(result);
}
public SlicePredicate(IList <string> columnNames, SliceRange sliceRange)
: this(sliceRange)
{
if (columnNames.IsNotNullOrEmpty())
{
ColumnNames = columnNames;
}
}
public static Apache.Cassandra.SliceRange ToThrift(this SliceRange range)
{
return(new Apache.Cassandra.SliceRange(range.Start.UTF(new byte[0]), range.Finish.UTF(new byte[0]), range.Reversed, range.Count));
}
public IDictionary<string, SuperColumn> MultigetSuperColumn(IList<string> keys, ColumnPath columnPath, bool reversed, int size)
{
AssertSuperColumnPath(columnPath);
var result = new Dictionary<string, SuperColumn>();
// only can get supercolumn by multigetSuperSlice
var clp = new ColumnParent(columnPath.ColumnFamily, columnPath.SuperColumn);
var sr = new SliceRange(reversed, size);
var sp = new SlicePredicate(sr);
var sclist = MultigetSuperSlice(keys, clp, sp);
if (sclist == null || sclist.Count == 0)
return result;
foreach (var sc in sclist)
if (sc.Value.Count > 0)
result.Add(sc.Key, sc.Value[0]);
return result;
}
public SlicePredicate(SliceRange sliceRange)
: this()
{
SliceRange = sliceRange;
}
public SlicePredicate(SliceRange sliceRange)
: this()
{
SliceRange = sliceRange;
}
public SlicePredicate(IList<string> columnNames, SliceRange sliceRange)
: this(sliceRange)
{
if(columnNames.IsNotNullOrEmpty())
ColumnNames = columnNames;
}
