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geo_multi_polygon.go
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geo_multi_polygon.go
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// Licensed to ClickHouse, Inc. under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. ClickHouse, Inc. licenses this file to you under
// the Apache License, Version 2.0 (the "License"); you may
// not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package column
import (
"fmt"
"reflect"
"github.com/ClickHouse/clickhouse-go/v2/lib/binary"
"github.com/paulmach/orb"
)
type MultiPolygon struct {
set *Array
}
func (col *MultiPolygon) Type() Type {
return "MultiPolygon"
}
func (col *MultiPolygon) ScanType() reflect.Type {
return scanTypeMultiPolygon
}
func (col *MultiPolygon) Rows() int {
return col.set.Rows()
}
func (col *MultiPolygon) Row(i int, ptr bool) interface{} {
value := col.row(i)
if ptr {
return &value
}
return value
}
func (col *MultiPolygon) ScanRow(dest interface{}, row int) error {
switch d := dest.(type) {
case *orb.MultiPolygon:
*d = col.row(row)
case **orb.MultiPolygon:
*d = new(orb.MultiPolygon)
**d = col.row(row)
default:
return &ColumnConverterError{
Op: "ScanRow",
To: fmt.Sprintf("%T", dest),
From: "MultiPolygon",
Hint: fmt.Sprintf("try using *%s", col.ScanType()),
}
}
return nil
}
func (col *MultiPolygon) Append(v interface{}) (nulls []uint8, err error) {
switch v := v.(type) {
case []orb.MultiPolygon:
values := make([][]orb.Polygon, 0, len(v))
for _, v := range v {
values = append(values, v)
}
return col.set.Append(values)
default:
return nil, &ColumnConverterError{
Op: "Append",
To: "MultiPolygon",
From: fmt.Sprintf("%T", v),
}
}
}
func (col *MultiPolygon) AppendRow(v interface{}) error {
switch v := v.(type) {
case orb.MultiPolygon:
return col.set.AppendRow([]orb.Polygon(v))
default:
return &ColumnConverterError{
Op: "AppendRow",
To: "MultiPolygon",
From: fmt.Sprintf("%T", v),
}
}
}
func (col *MultiPolygon) Decode(decoder *binary.Decoder, rows int) error {
return col.set.Decode(decoder, rows)
}
func (col *MultiPolygon) Encode(encoder *binary.Encoder) error {
return col.set.Encode(encoder)
}
func (col *MultiPolygon) row(i int) orb.MultiPolygon {
var value []orb.Polygon
{
col.set.ScanRow(&value, i)
}
return value
}
var _ Interface = (*MultiPolygon)(nil)