org.apache.dubbo.metadata.report.identifier.BaseServiceMetadataIdentifier Maven / Gradle / Ivy
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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 org.apache.dubbo.metadata.report.identifier;
import org.apache.dubbo.common.URL;
import org.apache.dubbo.common.utils.StringUtils;
import static org.apache.dubbo.common.constants.CommonConstants.ANY_VALUE;
import static org.apache.dubbo.common.constants.CommonConstants.PATH_SEPARATOR;
import static org.apache.dubbo.metadata.MetadataConstants.DEFAULT_PATH_TAG;
import static org.apache.dubbo.metadata.MetadataConstants.KEY_SEPARATOR;
/**
* The Base class of MetadataIdentifier for service scope
*
* 2019-08-09
*/
public class BaseServiceMetadataIdentifier {
String serviceInterface;
String version;
String group;
String side;
String getUniqueKey(KeyTypeEnum keyType, String... params) {
if (keyType == KeyTypeEnum.PATH) {
return getFilePathKey(params);
}
return getIdentifierKey(params);
}
String getIdentifierKey(String... params) {
return serviceInterface
+ KEY_SEPARATOR + (version == null ? "" : version)
+ KEY_SEPARATOR + (group == null ? "" : group)
+ KEY_SEPARATOR + (side == null ? "" : side)
+ joinParams(KEY_SEPARATOR, params);
}
private String joinParams(String joinChar, String... params) {
if (params == null || params.length == 0) {
return "";
}
StringBuilder sb = new StringBuilder();
for (String param : params) {
if (param == null) {
continue;
}
sb.append(joinChar);
sb.append(param);
}
return sb.toString();
}
private String getFilePathKey(String... params) {
return getFilePathKey(DEFAULT_PATH_TAG, params);
}
private String getFilePathKey(String pathTag, String... params) {
return pathTag
+ (StringUtils.isEmpty(toServicePath()) ? "" : (PATH_SEPARATOR + toServicePath()))
+ (version == null ? "" : (PATH_SEPARATOR + version))
+ (group == null ? "" : (PATH_SEPARATOR + group))
+ (side == null ? "" : (PATH_SEPARATOR + side))
+ joinParams(PATH_SEPARATOR, params);
}
public String toServicePath() {
if (ANY_VALUE.equals(serviceInterface)) {
return "";
}
return URL.encode(serviceInterface);
}
}