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40 lines
1.5 KiB
Go
40 lines
1.5 KiB
Go
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// Copyright (c) 2014 Couchbase, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// 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 document
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import (
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"github.com/blevesearch/bleve/analysis"
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)
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type Field interface {
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// Name returns the path of the field from the root DocumentMapping.
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// A root field path is "field", a subdocument field is "parent.field".
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Name() string
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// ArrayPositions returns the intermediate document and field indices
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// required to resolve the field value in the document. For example, if the
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// field path is "doc1.doc2.field" where doc1 and doc2 are slices or
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// arrays, ArrayPositions returns 2 indices used to resolve "doc2" value in
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// "doc1", then "field" in "doc2".
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ArrayPositions() []uint64
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Options() IndexingOptions
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Analyze() (int, analysis.TokenFrequencies)
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Value() []byte
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// NumPlainTextBytes should return the number of plain text bytes
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// that this field represents - this is a common metric for tracking
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// the rate of indexing
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NumPlainTextBytes() uint64
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}
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