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encoder.go
44 lines (38 loc) · 1.27 KB
/
encoder.go
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/*
* Copyright 2018 Amient Ltd, London
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF 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 kv
import (
"github.com/amient/goconnect"
"reflect"
)
type NilKeyEncoder struct{}
func (d *NilKeyEncoder) InType() reflect.Type {
return goconnect.BinaryType
}
func (d *NilKeyEncoder) OutType() reflect.Type {
return goconnect.KVBinaryType
}
func (d *NilKeyEncoder) Materialize() func(input interface{}) interface{} {
return func(input interface{}) interface{} {
return &goconnect.KVBinary{
Key: nil,
Value: input.([]byte),
}
}
}