48 lines
1.2 KiB
Go
48 lines
1.2 KiB
Go
/*
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Copyright 2016 The GoStor Authors All rights reserved.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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// Package apiserver contains the code that provides a rest.ful api service.
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package apiserver
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import (
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"net/http"
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"sync"
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"github.com/gorilla/mux"
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)
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// routerSwapper is an http.Handler that allow you to swap
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// mux routers.
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type routerSwapper struct {
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mu sync.Mutex
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router *mux.Router
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}
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// Swap changes the old router with the new one.
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func (rs *routerSwapper) Swap(newRouter *mux.Router) {
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rs.mu.Lock()
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rs.router = newRouter
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rs.mu.Unlock()
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}
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// ServeHTTP makes the routerSwapper to implement the http.Handler interface.
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func (rs *routerSwapper) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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rs.mu.Lock()
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router := rs.router
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rs.mu.Unlock()
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router.ServeHTTP(w, r)
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}
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