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app_router.go
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app_router.go
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 condition
import (
perrors "github.com/pkg/errors"
)
import (
"github.com/apache/dubbo-go/common"
"github.com/apache/dubbo-go/common/constant"
)
const (
// Default priority for application router
appRouterDefaultPriority = int64(150)
)
// AppRouter For listen application router with config center
type AppRouter struct {
listenableRouter
notify interface{}
}
// NewAppRouter Init AppRouter by url
func NewAppRouter(url *common.URL, notify chan struct{}) (*AppRouter, error) {
if url == nil {
return nil, perrors.Errorf("No route URL for create app router!")
}
appRouter, err := newListenableRouter(url, url.GetParam(constant.APPLICATION_KEY, ""), notify)
if err != nil {
return nil, err
}
appRouter.priority = appRouterDefaultPriority
return appRouter, nil
}