hanishakoneru commented on a change in pull request #2491: URL: https://github.com/apache/ozone/pull/2491#discussion_r745165597
########## File path: hadoop-ozone/common/src/main/java/org/apache/hadoop/ozone/om/protocol/OMConfiguration.java ########## @@ -0,0 +1,84 @@ +/** + * 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 + * <p> + * http://www.apache.org/licenses/LICENSE-2.0 + * <p> + * 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.hadoop.ozone.om.protocol; + +import java.util.ArrayList; +import java.util.List; +import java.util.Map; +import java.util.stream.Collectors; +import org.apache.hadoop.hdds.NodeDetails; +import org.apache.hadoop.ozone.om.helpers.OMNodeDetails; + +/** + * Class storing the OM configuration information such as the node details in + * memory and node details when config is reloaded from disk. + * Note that this class is used as a structure to transfer the OM configuration + * information through the {@link OMMetadataProtocol} and not for storing the + * configuration information in OzoneManager itself. + */ +public final class OMConfiguration { + + // OM nodes present in OM's memory + private List<OMNodeDetails> omNodesInMemory = new ArrayList<>(); + // OM nodes reloaded from new config on disk + private List<OMNodeDetails> omNodesInNewConf = new ArrayList<>(); + + private OMConfiguration(List<OMNodeDetails> inMemoryNodeList, + List<OMNodeDetails> onDiskNodeList) { + this.omNodesInMemory.addAll(inMemoryNodeList); + this.omNodesInNewConf.addAll(onDiskNodeList); + } + + /** + * OMConfiguration Builder class. + */ + public static class Builder { + private List<OMNodeDetails> omNodesInMemory; + private List<OMNodeDetails> omNodesInNewConf; + + public Builder() { + this.omNodesInMemory = new ArrayList<>(); + this.omNodesInNewConf = new ArrayList<>(); + } + + public Builder addToNodesInMemory(OMNodeDetails nodeDetails) { + this.omNodesInMemory.add(nodeDetails); + return this; + } + + public Builder addToNodesInNewConf(OMNodeDetails nodeDetails) { + this.omNodesInNewConf.add(nodeDetails); + return this; + } + + public OMConfiguration build() { + return new OMConfiguration(omNodesInMemory, omNodesInNewConf); + } + } + + public List<String> getCurrentPeerList() { Review comment: Done. -- 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. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
