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bleve/mapping/mapping.go
Marty Schoch 79cc39a67e refactor mapping to inteface and move into separate package
the index mapping contains some relatively messy logic
and the top-level bleve package only cares about a relatively
small portion of this
the motivation for this change is to codify the part that the
top-level bleve package cares about into an interface
then move all the details into its own package

NOTE: the top-level bleve package still has hard dependency on
the actual implementation (for now) because it must deserialize
mappings from JSON and simply assumes it is this one instance.
this is seen as OK for now, and this issue could be revisited
in a future change.  moving the logic into a separate package
is seen as a simplification of top-level bleve, even though
we still depend on the one particular implementation.
2016-09-29 14:53:18 -04:00

45 lines
1.3 KiB
Go

// Copyright (c) 2014 Couchbase, Inc.
// Licensed 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 mapping
import (
"io/ioutil"
"log"
"github.com/blevesearch/bleve/analysis"
"github.com/blevesearch/bleve/document"
)
// A Classifier is an interface describing any object
// which knows how to identify its own type.
type Classifier interface {
Type() string
}
var logger = log.New(ioutil.Discard, "bleve mapping ", log.LstdFlags)
// SetLog sets the logger used for logging
// by default log messages are sent to ioutil.Discard
func SetLog(l *log.Logger) {
logger = l
}
type IndexMapping interface {
MapDocument(doc *document.Document, data interface{}) error
Validate() error
DateTimeParserNamed(name string) analysis.DateTimeParser
DefaultSearchField() string
AnalyzerNameForPath(path string) string
AnalyzerNamed(name string) *analysis.Analyzer
}