public static CassandraSlicePredicate SetSchemaForSlicePredicate(CassandraSlicePredicate predicate, CassandraColumnFamilySchema schema, bool forSuperColumn = false)
{
CassandraType columnType = forSuperColumn ? schema.SuperColumnNameType : schema.ColumnNameType;
if (predicate is CassandraRangeSlicePredicate)
{
var x = (CassandraRangeSlicePredicate)predicate;
var start = CassandraObject.GetCassandraObjectFromObject(x.Start, columnType);
var finish = CassandraObject.GetCassandraObjectFromObject(x.Finish, columnType);
return new CassandraRangeSlicePredicate(start, finish, x.Reversed, x.Count);
}
else if (predicate is CassandraColumnSlicePredicate)
{
var x = (CassandraColumnSlicePredicate)predicate;
var cols = x.Columns.ToList();
for (int i = 0; i < cols.Count; i++)
cols[i] = CassandraObject.GetCassandraObjectFromObject(cols[i], columnType);
return new CassandraColumnSlicePredicate(cols);
}
return null;
}
public static FluentCounterColumn ConvertColumnToFluentCounterColumn(CounterColumn col, CassandraColumnFamilySchema schema)
{
var colSchema = new CassandraColumnSchema();
if (schema != null)
{
var name = CassandraObject.GetCassandraObjectFromDatabaseByteArray(col.Name, schema.ColumnNameType);
colSchema = schema.Columns.Where(x => x.Name == name).FirstOrDefault();
if (colSchema == null)
{
colSchema = new CassandraColumnSchema();
colSchema.NameType = schema.ColumnNameType;
colSchema.Name = name;
colSchema.ValueType = schema.DefaultColumnValueType;
}
}
var fcol = new FluentCounterColumn(colSchema) {
ColumnName = CassandraObject.GetCassandraObjectFromDatabaseByteArray(col.Name, colSchema.NameType),
ColumnValue = col.Value
};
return fcol;
}
public static FluentColumn ConvertColumnToFluentColumn(Column col, CassandraColumnFamilySchema schema = null)
{
var colSchema = new CassandraColumnSchema();
if (schema != null)
{
var name = CassandraObject.GetTypeFromDatabaseValue(col.Name, schema.ColumnNameType);
colSchema = schema.Columns.Where(x => x.Name == name).FirstOrDefault();
if (colSchema == null)
{
colSchema = new CassandraColumnSchema();
colSchema.NameType = schema.ColumnNameType;
colSchema.Name = name;
colSchema.ValueType = schema.DefaultColumnValueType;
}
}
var fcol = new FluentColumn(colSchema) {
ColumnName = CassandraObject.GetTypeFromDatabaseValue(col.Name, colSchema.NameType),
ColumnValue = CassandraObject.GetTypeFromDatabaseValue(col.Value, colSchema.ValueType),
ColumnTimestamp = UnixStart.AddMilliseconds(col.Timestamp),
};
if (col.__isset.ttl)
fcol.ColumnSecondsUntilDeleted = col.Ttl;
return fcol;
}
public static FluentColumn ConvertColumnToFluentColumn(Column col, CassandraColumnFamilySchema schema)
{
var colSchema = new CassandraColumnSchema();
if (schema != null)
{
var name = CassandraObject.GetCassandraObjectFromDatabaseByteArray(col.Name, schema.ColumnNameType);
colSchema = schema.Columns.Where(x => x.Name == name).FirstOrDefault();
if (colSchema == null)
{
colSchema = new CassandraColumnSchema();
colSchema.NameType = schema.ColumnNameType;
colSchema.Name = name;
colSchema.ValueType = schema.DefaultColumnValueType;
}
}
return(ConvertColumnToFluentColumn(col, colSchema));
}
public static FluentSuperColumn ConvertSuperColumnToFluentCounterSuperColumn(CounterSuperColumn col, CassandraColumnFamilySchema schema = null)
{
var superColSchema = new CassandraColumnSchema {
Name = col.Name
};
if (schema != null)
superColSchema = new CassandraColumnSchema {
NameType = schema.SuperColumnNameType,
Name = CassandraObject.GetTypeFromDatabaseValue(col.Name, schema.SuperColumnNameType),
ValueType = schema.ColumnNameType
};
var superCol = new FluentSuperColumn(superColSchema) {
ColumnName = CassandraObject.GetTypeFromDatabaseValue(col.Name, superColSchema.NameType)
};
foreach (var xcol in col.Columns)
superCol.Columns.Add(ConvertColumnToFluentCounterColumn(xcol, schema));
return superCol;
}
private void AddTable(ICassandraColumnFamilyInfo provider)
{
_columnFamily = provider.FamilyName;
_schema = provider.GetSchema();
}
public static IFluentBaseColumn ConvertToFluentBaseColumn(ColumnOrSuperColumn col, CassandraColumnFamilySchema schema)
{
if (col.Super_column != null)
return ConvertSuperColumnToFluentSuperColumn(col.Super_column, schema);
else if (col.Column != null)
return ConvertColumnToFluentColumn(col.Column, schema);
else if (col.Counter_super_column != null)
return ConvertColumnToFluentCounterColumn(col.Counter_column, schema);
else if (col.Counter_column != null)
return ConvertSuperColumnToFluentCounterSuperColumn(col.Counter_super_column, schema);
else
return null;
}
public static FluentSuperColumn ConvertSuperColumnToFluentSuperColumn(SuperColumn col, CassandraColumnFamilySchema schema)
{
var superColSchema = new CassandraColumnSchema {
Name = col.Name
};
if (schema != null)
superColSchema = new CassandraColumnSchema {
NameType = schema.SuperColumnNameType,
Name = CassandraObject.GetCassandraObjectFromDatabaseByteArray(col.Name, schema.SuperColumnNameType),
ValueType = schema.ColumnNameType
};
var superCol = new FluentSuperColumn(superColSchema) {
ColumnName = CassandraObject.GetCassandraObjectFromDatabaseByteArray(col.Name, superColSchema.NameType)
};
((ILoadable)superCol).BeginLoad();
foreach (var xcol in col.Columns)
superCol.Columns.Add(ConvertColumnToFluentColumn(xcol, schema));
((ILoadable)superCol).EndLoad();
return superCol;
}
private void AddTable(ICassandraColumnFamilyInfo provider)
{
_columnFamily = provider.FamilyName;
_schema = provider.GetSchema();
}
public static CassandraSlicePredicate SetSchemaForSlicePredicate(CassandraSlicePredicate predicate, CassandraColumnFamilySchema schema, bool forSuperColumn = false)
{
CassandraType columnType = forSuperColumn ? schema.SuperColumnNameType : schema.ColumnNameType;
if (predicate is CassandraRangeSlicePredicate)
{
var x = (CassandraRangeSlicePredicate)predicate;
var start = CassandraObject.GetCassandraObjectFromObject(x.Start, columnType);
var finish = CassandraObject.GetCassandraObjectFromObject(x.Finish, columnType);
return(new CassandraRangeSlicePredicate(start, finish, x.Reversed, x.Count));
}
else if (predicate is CassandraColumnSlicePredicate)
{
var x = (CassandraColumnSlicePredicate)predicate;
var cols = x.Columns.ToList();
for (int i = 0; i < cols.Count; i++)
{
cols[i] = CassandraObject.GetCassandraObjectFromObject(cols[i], columnType);
}
return(new CassandraColumnSlicePredicate(cols));
}
return(null);
}
public static FluentSuperColumn ConvertSuperColumnToFluentSuperColumn(SuperColumn col, CassandraColumnFamilySchema schema)
{
var superColSchema = new CassandraColumnSchema {
Name = col.Name
};
if (schema != null)
{
superColSchema = new CassandraColumnSchema {
NameType = schema.SuperColumnNameType,
Name = CassandraObject.GetCassandraObjectFromDatabaseByteArray(col.Name, schema.SuperColumnNameType),
ValueType = schema.ColumnNameType
}
}
;
var superCol = new FluentSuperColumn(superColSchema)
{
ColumnName = CassandraObject.GetCassandraObjectFromDatabaseByteArray(col.Name, superColSchema.NameType)
};
((ILoadable)superCol).BeginLoad();
foreach (var xcol in col.Columns)
{
superCol.Columns.Add(ConvertColumnToFluentColumn(xcol, schema));
}
((ILoadable)superCol).EndLoad();
return(superCol);
}
public static IFluentBaseColumn ConvertToFluentBaseColumn(ColumnOrSuperColumn col, CassandraColumnFamilySchema schema)
{
if (col.Super_column != null)
{
return(ConvertSuperColumnToFluentSuperColumn(col.Super_column, schema));
}
else if (col.Column != null)
{
return(ConvertColumnToFluentColumn(col.Column, schema));
}
else if (col.Counter_super_column != null)
{
return(ConvertColumnToFluentCounterColumn(col.Counter_column, schema));
}
else if (col.Counter_column != null)
{
return(ConvertSuperColumnToFluentCounterSuperColumn(col.Counter_super_column, schema));
}
else
{
return(null);
}
}
