| /* |
| * 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.skywalking.oap.server.core.config.group; |
| |
| import java.io.InputStream; |
| import java.io.Reader; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Objects; |
| import org.apache.skywalking.oap.server.core.config.group.uri.quickmatch.QuickUriGroupingRule; |
| import org.apache.skywalking.oap.server.library.util.StringUtil; |
| import org.yaml.snakeyaml.LoaderOptions; |
| import org.yaml.snakeyaml.Yaml; |
| import org.yaml.snakeyaml.constructor.SafeConstructor; |
| |
| /** |
| * Read the input stream including the default endpoint grouping rules. And trans |
| */ |
| public class EndpointGroupingRuleReader { |
| private Map yamlData; |
| |
| public EndpointGroupingRuleReader(InputStream inputStream) { |
| Yaml yaml = new Yaml(new SafeConstructor(new LoaderOptions())); |
| yamlData = (Map) yaml.load(inputStream); |
| } |
| |
| public EndpointGroupingRuleReader(Reader io) { |
| Yaml yaml = new Yaml(new SafeConstructor(new LoaderOptions())); |
| yamlData = (Map) yaml.load(io); |
| } |
| |
| /** |
| * @return the loaded rules. |
| */ |
| QuickUriGroupingRule read() { |
| QuickUriGroupingRule quickUriGroupingRule = new QuickUriGroupingRule(); |
| |
| if (Objects.nonNull(yamlData)) { |
| List rulesData = (List) yamlData.get("grouping"); |
| if (rulesData != null) { |
| rulesData.forEach(ruleObj -> { |
| final Map rule = (Map) ruleObj; |
| final String serviceName = (String) rule.get("service-name"); |
| if (StringUtil.isEmpty(serviceName)) { |
| throw new IllegalArgumentException("service-name can't be empty"); |
| } |
| final List endpointRules = (List) rule.get("rules"); |
| if (endpointRules != null) { |
| endpointRules.forEach(endpointRuleObj -> { |
| final String pattern = (String) endpointRuleObj; |
| if (StringUtil.isEmpty(pattern)) { |
| return; |
| } |
| quickUriGroupingRule.addRule(serviceName, pattern); |
| }); |
| } |
| }); |
| } |
| } |
| |
| return quickUriGroupingRule; |
| } |
| } |