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39 lines
1.2 KiB
39 lines
1.2 KiB
// Copyright 2012-present Oliver Eilhard. All rights reserved.
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// Use of this source code is governed by a MIT-license.
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// See http://olivere.mit-license.org/license.txt for details.
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package elastic
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import (
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"bytes"
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"encoding/json"
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)
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// Decoder is used to decode responses from Elasticsearch.
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// Users of elastic can implement their own marshaler for advanced purposes
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// and set them per Client (see SetDecoder). If none is specified,
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// DefaultDecoder is used.
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type Decoder interface {
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Decode(data []byte, v interface{}) error
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}
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// DefaultDecoder uses json.Unmarshal from the Go standard library
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// to decode JSON data.
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type DefaultDecoder struct{}
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// Decode decodes with json.Unmarshal from the Go standard library.
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func (u *DefaultDecoder) Decode(data []byte, v interface{}) error {
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return json.Unmarshal(data, v)
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}
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// NumberDecoder uses json.NewDecoder, with UseNumber() enabled, from
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// the Go standard library to decode JSON data.
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type NumberDecoder struct{}
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// Decode decodes with json.Unmarshal from the Go standard library.
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func (u *NumberDecoder) Decode(data []byte, v interface{}) error {
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dec := json.NewDecoder(bytes.NewReader(data))
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dec.UseNumber()
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return dec.Decode(v)
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}
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