swamirishi commented on code in PR #5619: URL: https://github.com/apache/ozone/pull/5619#discussion_r1399616543
########## hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/ListIterator.java: ########## @@ -0,0 +1,355 @@ +/* + * 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; + +import org.apache.commons.lang3.StringUtils; +import org.apache.hadoop.hdds.utils.db.CopyObject; +import org.apache.hadoop.hdds.utils.db.Table; +import org.apache.hadoop.hdds.utils.db.TableIterator; +import org.apache.hadoop.hdds.utils.db.cache.CacheKey; +import org.apache.hadoop.hdds.utils.db.cache.CacheValue; +import org.apache.hadoop.ozone.om.helpers.BucketLayout; + +import java.io.Closeable; +import java.io.IOException; +import java.util.ArrayList; +import java.util.Comparator; +import java.util.Iterator; +import java.util.Map; +import java.util.NoSuchElementException; +import java.util.PriorityQueue; +import java.util.TreeMap; + +import static org.apache.hadoop.ozone.om.lock.OzoneManagerLock.Resource.BUCKET_LOCK; + +/** + * Common class to do listing of resources after merging + * rocksDB table cache & actual table. + */ +public class ListIterator { + + /** + * Interface for iteration of Heap Entries. + */ + public interface ClosableIterator extends Iterator<HeapEntry>, Closeable { + + } + + /** + * Entry to be added to the heap. + */ + public static class HeapEntry implements Comparable<HeapEntry> { + private final int entryInteratorId; + private final String tableName; + private final String key; + private final Object value; Review Comment: OmKeyInfo & OmDirectoryInfo is iterated through the same iterator -- 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]
