75 lines
1.7 KiB
Go
75 lines
1.7 KiB
Go
// 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 bleve
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import (
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"encoding/json"
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"sync"
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"sync/atomic"
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)
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type IndexStat struct {
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searches uint64
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searchTime uint64
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i *indexImpl
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}
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func (is *IndexStat) statsMap() map[string]interface{} {
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m := map[string]interface{}{}
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m["index"] = is.i.i.StatsMap()
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m["searches"] = atomic.LoadUint64(&is.searches)
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m["search_time"] = atomic.LoadUint64(&is.searchTime)
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return m
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}
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func (is *IndexStat) MarshalJSON() ([]byte, error) {
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m := is.statsMap()
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return json.Marshal(m)
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}
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type IndexStats struct {
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indexes map[string]*IndexStat
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mutex sync.RWMutex
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}
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func NewIndexStats() *IndexStats {
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return &IndexStats{
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indexes: make(map[string]*IndexStat),
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}
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}
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func (i *IndexStats) Register(index Index) {
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i.mutex.Lock()
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defer i.mutex.Unlock()
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i.indexes[index.Name()] = index.Stats()
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}
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func (i *IndexStats) UnRegister(index Index) {
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i.mutex.Lock()
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defer i.mutex.Unlock()
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delete(i.indexes, index.Name())
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}
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func (i *IndexStats) String() string {
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i.mutex.RLock()
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defer i.mutex.RUnlock()
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bytes, err := json.Marshal(i.indexes)
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if err != nil {
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return "error marshaling stats"
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}
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return string(bytes)
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}
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var indexStats *IndexStats
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