jiajunwang commented on a change in pull request #834: Complete the Routing Table Provider for CustomizedView URL: https://github.com/apache/helix/pull/834#discussion_r392518953
########## File path: helix-core/src/main/java/org/apache/helix/spectator/CustomizedViewRoutingTable.java ########## @@ -0,0 +1,114 @@ +package org.apache.helix.spectator; + +/* + * 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. + */ + +import java.util.Collection; +import java.util.Collections; +import java.util.HashMap; +import java.util.HashSet; +import java.util.Map; +import org.apache.helix.PropertyType; +import org.apache.helix.model.CustomizedView; +import org.apache.helix.model.ExternalView; +import org.apache.helix.model.InstanceConfig; +import org.apache.helix.model.LiveInstance; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + + +public class CustomizedViewRoutingTable extends RoutingTable { + private static final Logger logger = LoggerFactory.getLogger(CustomizedViewRoutingTable.class); + + private final Collection<CustomizedView> _customizedViews; + /* + * The customizedStateType field is the type the controller is aggregating. + * For example if RoutingTableProvider initialized using the code below: + * Map<PropertyType, List<String>> sourceDataTypes = new HashMap<>(); + * sourceDataTypes.put(PropertyType.CUSTOMIZEDVIEW, Arrays.asList("typeA", "typeB")); + * RoutingTableProvider routingTableProvider = + * new RoutingTableProvider(_spectator, sourceDataTypes); + * + * Each one of the TypeA and TypeB is a customizedStateType. + */ + private final String _customizedStateType; + + public CustomizedViewRoutingTable(PropertyType propertyType, String customizedStateType) { + this(Collections.<CustomizedView> emptyList(), propertyType, customizedStateType); + } + + protected CustomizedViewRoutingTable(Collection<CustomizedView> customizedViews, + PropertyType propertytype, String customizedStateType) { + this(customizedViews, Collections.<InstanceConfig> emptyList(), + Collections.<LiveInstance> emptyList(), propertytype, customizedStateType); + } + + protected CustomizedViewRoutingTable(Collection<CustomizedView> customizedViews, + Collection<InstanceConfig> instanceConfigs, Collection<LiveInstance> liveInstances, + PropertyType propertytype, String customizedStateType) { + super(Collections.<ExternalView> emptyList(), instanceConfigs, liveInstances, + PropertyType.CUSTOMIZEDVIEW); + _customizedStateType = customizedStateType; + _customizedViews = new HashSet<>(customizedViews); + refresh(_customizedViews); + } + + private void refresh(Collection<CustomizedView> customizedViewList) { + Map<String, InstanceConfig> instanceConfigMap = new HashMap<>(); + if (customizedViewList != null && !customizedViewList.isEmpty()) { + for (InstanceConfig config : _instanceConfigs) { + instanceConfigMap.put(config.getId(), config); + } + for (CustomizedView customView : customizedViewList) { + String resourceName = customView.getId(); + for (String partitionName : customView.getPartitionSet()) { + Map<String, String> stateMap = customView.getStateMap(partitionName); + for (String instanceName : stateMap.keySet()) { + String currentState = stateMap.get(instanceName); Review comment: customizedState? ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected] With regards, Apache Git Services --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
