mirror of https://github.com/milvus-io/milvus.git
90 lines
2.2 KiB
Go
90 lines
2.2 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package column
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import (
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"encoding/json"
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"fmt"
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"reflect"
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"github.com/milvus-io/milvus-proto/go-api/v2/schemapb"
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"github.com/milvus-io/milvus/client/v2/entity"
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)
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var _ (Column) = (*ColumnVarChar)(nil)
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type ColumnJSONBytes struct {
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*genericColumnBase[[]byte]
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isDynamic bool
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}
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func NewColumnJSONBytes(name string, values [][]byte) *ColumnJSONBytes {
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return &ColumnJSONBytes{
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genericColumnBase: &genericColumnBase[[]byte]{
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name: name,
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fieldType: entity.FieldTypeJSON,
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values: values,
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},
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}
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}
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func (c *ColumnJSONBytes) Slice(start, end int) Column {
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return &ColumnJSONBytes{
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genericColumnBase: c.genericColumnBase.slice(start, end),
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}
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}
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func (c *ColumnJSONBytes) WithIsDynamic(isDynamic bool) *ColumnJSONBytes {
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c.isDynamic = isDynamic
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return c
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}
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func (c *ColumnJSONBytes) FieldData() *schemapb.FieldData {
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fd := c.genericColumnBase.FieldData()
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fd.IsDynamic = c.isDynamic
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return fd
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}
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// AppendValue append value into column.
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func (c *ColumnJSONBytes) AppendValue(i interface{}) error {
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var v []byte
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switch raw := i.(type) {
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case []byte:
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v = raw
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default:
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k := reflect.TypeOf(i).Kind()
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if k == reflect.Ptr {
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k = reflect.TypeOf(i).Elem().Kind()
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}
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switch k {
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case reflect.Struct:
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fallthrough
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case reflect.Map:
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bs, err := json.Marshal(raw)
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if err != nil {
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return err
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}
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v = bs
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default:
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return fmt.Errorf("expect json compatible type([]byte, struct, map), got %T", i)
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}
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}
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c.values = append(c.values, v)
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return nil
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}
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