| /* |
| * 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.knox.gateway.topology.discovery.cm.model; |
| |
| import com.cloudera.api.swagger.client.ApiClient; |
| import com.cloudera.api.swagger.model.ApiConfig; |
| import com.cloudera.api.swagger.model.ApiConfigList; |
| import com.cloudera.api.swagger.model.ApiRole; |
| import com.cloudera.api.swagger.model.ApiService; |
| import com.cloudera.api.swagger.model.ApiServiceConfig; |
| import org.apache.knox.gateway.topology.discovery.cm.DiscoveryApiClient; |
| import org.apache.knox.gateway.topology.discovery.cm.ServiceModel; |
| import org.apache.knox.gateway.topology.discovery.cm.ServiceModelGenerator; |
| |
| import java.util.List; |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| |
| public abstract class AbstractServiceModelGenerator implements ServiceModelGenerator { |
| |
| private DiscoveryApiClient client; |
| |
| @Override |
| public void setApiClient(DiscoveryApiClient client) { |
| this.client = client; |
| } |
| |
| protected ApiClient getClient() { |
| return client; |
| } |
| |
| protected String getServiceConfigValue(ApiServiceConfig serviceConfig, String key) { |
| return getConfigValue(key, serviceConfig.getItems()); |
| } |
| |
| protected String getRoleConfigValue(ApiConfigList roleConfig, String key) { |
| return getConfigValue(key, roleConfig.getItems()); |
| } |
| |
| protected String getConfigValue(String key, List<ApiConfig> items) { |
| for (ApiConfig config : items) { |
| if (key.equals(config.getName())) { |
| String value = config.getValue(); |
| if (value != null) { |
| return value; |
| } |
| return config.getDefault(); |
| } |
| } |
| return null; |
| } |
| |
| protected String getSafetyValveValue(String safetyValve, String key) { |
| String val = null; |
| if (safetyValve != null) { |
| Pattern p = Pattern.compile("<property><name>" + key + "</name><value>(.*?)</value></property>"); |
| Matcher m = p.matcher(safetyValve.replaceAll("\\s","")); |
| if (m.find()) { |
| val = m.group(1); |
| } |
| } |
| return val; |
| } |
| |
| protected ServiceModel createServiceModel(final String url) { |
| return new ServiceModel(getModelType(), getService(), getServiceType(), getRoleType(), url); |
| } |
| |
| @Override |
| public boolean handles(ApiService service, ApiServiceConfig serviceConfig, ApiRole role, ApiConfigList roleConfig) { |
| return getServiceType().equals(service.getType()) && getRoleType().equals(role.getType()); |
| } |
| |
| } |