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context.go
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context.go
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// Copyright 2019 Yunion
//
// 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 appsrv
import (
"context"
"database/sql"
"yunion.io/x/onecloud/pkg/appctx"
"yunion.io/x/onecloud/pkg/util/hashcache"
)
func AppContextDB(ctx context.Context) *sql.DB {
val := ctx.Value(appctx.APP_CONTEXT_KEY_DB)
if val == nil {
return nil
}
return val.(*sql.DB)
}
func AppContextCache(ctx context.Context) *hashcache.Cache {
val := ctx.Value(appctx.APP_CONTEXT_KEY_CACHE)
if val == nil {
return nil
}
return val.(*hashcache.Cache)
}
func AppContextApp(ctx context.Context) *Application {
val := ctx.Value(appctx.APP_CONTEXT_KEY_APP)
if val == nil {
return nil
}
return val.(*Application)
}
func (app *Application) SetContext(key appctx.AppContextKey, val interface{}) {
app.context = context.WithValue(app.context, key, val)
}