metadata/identifier/service_metadata_identifier.go

/*
 * 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 identifier

import (
	"github.com/apache/dubbo-go/common"
	"github.com/apache/dubbo-go/common/constant"
)

// ServiceMetadataIdentifier is inherit baseMetaIdentifier with service params: Revision and Protocol
type ServiceMetadataIdentifier struct {
	Revision string
	Protocol string
	BaseMetadataIdentifier
}

// NewServiceMetadataIdentifier create instance.
// The ServiceInterface is the @url.Service()
// other parameters are read from @url
func NewServiceMetadataIdentifier(url *common.URL) *ServiceMetadataIdentifier {
	return &ServiceMetadataIdentifier{
		BaseMetadataIdentifier: BaseMetadataIdentifier{
			ServiceInterface: url.Service(),
			Version:          url.GetParam(constant.VERSION_KEY, ""),
			Group:            url.GetParam(constant.GROUP_KEY, ""),
			Side:             url.GetParam(constant.SIDE_KEY, ""),
		},
		Protocol: url.Protocol,
	}
}

// GetIdentifierKey returns string that format is service:Version:Group:Side:Protocol:"revision"+Revision
func (mdi *ServiceMetadataIdentifier) GetIdentifierKey() string {
	return mdi.BaseMetadataIdentifier.getIdentifierKey(mdi.Protocol, constant.KEY_REVISON_PREFIX+mdi.Revision)
}

// GetFilePathKey returns string that format is metadata/path/Version/Group/Side/Protocol/"revision"+Revision
func (mdi *ServiceMetadataIdentifier) GetFilePathKey() string {
	return mdi.BaseMetadataIdentifier.getFilePathKey(mdi.Protocol, constant.KEY_REVISON_PREFIX+mdi.Revision)
}