| /* |
| * 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.common; |
| |
| import org.apache.dubbo.common.constants.CommonConstants; |
| import org.apache.dubbo.common.utils.StringUtils; |
| |
| import java.util.Objects; |
| |
| public class ServiceKey { |
| private final String interfaceName; |
| private final String group; |
| private final String version; |
| |
| public ServiceKey(String interfaceName, String version, String group) { |
| this.interfaceName = interfaceName; |
| this.group = group; |
| this.version = version; |
| } |
| |
| public String getInterfaceName() { |
| return interfaceName; |
| } |
| |
| public String getGroup() { |
| return group; |
| } |
| |
| public String getVersion() { |
| return version; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) { |
| return true; |
| } |
| if (o == null || getClass() != o.getClass()) { |
| return false; |
| } |
| ServiceKey that = (ServiceKey) o; |
| return Objects.equals(interfaceName, that.interfaceName) && Objects.equals(group, that.group) && Objects.equals(version, that.version); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(interfaceName, group, version); |
| } |
| |
| @Override |
| public String toString() { |
| return BaseServiceMetadata.buildServiceKey(interfaceName, group, version); |
| } |
| |
| |
| public static class Matcher { |
| public static boolean isMatch(ServiceKey rule, ServiceKey target) { |
| // 1. match interface (accurate match) |
| if (!Objects.equals(rule.getInterfaceName(), target.getInterfaceName())) { |
| return false; |
| } |
| |
| // 2. match version (accurate match) |
| // 2.1. if rule version is *, match all |
| if (!CommonConstants.ANY_VALUE.equals(rule.getVersion())) { |
| // 2.2. if rule version is null, target version should be null |
| if (StringUtils.isEmpty(rule.getVersion()) && !StringUtils.isEmpty(target.getVersion())) { |
| return false; |
| } |
| if (!StringUtils.isEmpty(rule.getVersion())) { |
| // 2.3. if rule version contains ',', split and match each |
| if (rule.getVersion().contains(CommonConstants.COMMA_SEPARATOR)) { |
| String[] versions = rule.getVersion().split("\\" +CommonConstants.COMMA_SEPARATOR, -1); |
| boolean match = false; |
| for (String version : versions) { |
| version = version.trim(); |
| if (StringUtils.isEmpty(version) && StringUtils.isEmpty(target.getVersion())) { |
| match = true; |
| break; |
| } else if (version.equals(target.getVersion())) { |
| match = true; |
| break; |
| } |
| } |
| if (!match) { |
| return false; |
| } |
| } |
| // 2.4. if rule version is not contains ',', match directly |
| else if (!Objects.equals(rule.getVersion(), target.getVersion())) { |
| return false; |
| } |
| } |
| } |
| |
| // 3. match group (wildcard match) |
| // 3.1. if rule group is *, match all |
| if (!CommonConstants.ANY_VALUE.equals(rule.getGroup())) { |
| // 3.2. if rule group is null, target group should be null |
| if (StringUtils.isEmpty(rule.getGroup()) && !StringUtils.isEmpty(target.getGroup())) { |
| return false; |
| } |
| if (!StringUtils.isEmpty(rule.getGroup())) { |
| // 3.3. if rule group contains ',', split and match each |
| if (rule.getGroup().contains(CommonConstants.COMMA_SEPARATOR)) { |
| String[] groups = rule.getGroup().split("\\" +CommonConstants.COMMA_SEPARATOR, -1); |
| boolean match = false; |
| for (String group : groups) { |
| group = group.trim(); |
| if (StringUtils.isEmpty(group) && StringUtils.isEmpty(target.getGroup())) { |
| match = true; |
| break; |
| } else if (group.equals(target.getGroup())) { |
| match = true; |
| break; |
| } |
| } |
| if (!match) { |
| return false; |
| } |
| } |
| // 3.4. if rule group is not contains ',', match directly |
| else if (!Objects.equals(rule.getGroup(), target.getGroup())) { |
| return false; |
| } |
| } |
| } |
| |
| return true; |
| } |
| } |
| } |