JingsongLi commented on code in PR #4834: URL: https://github.com/apache/paimon/pull/4834#discussion_r1918132721
########## paimon-common/src/main/java/org/apache/paimon/fs/RemoteIterator.java: ########## @@ -0,0 +1,49 @@ +/* + * 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.paimon.fs; + +import java.io.Closeable; +import java.io.IOException; + +/** An iterator for lazily listing remote entries. */ +public interface RemoteIterator<E> extends Closeable { + + /** + * Checks if there are more entries to be iterated. + * + * @return whether there are more elements to be iterated + * @throws IOException - if failed to list entries lazily + */ + boolean hasNext() throws IOException; + + /** + * Gets the next entry to be iterated. + * + * @return the next entry + * @throws IOException - if failed to list entries lazily + */ + E next() throws IOException; + + /** + * Closes the iterator and its associated resources. + * + * @throws IOException - if failed to close the iterator + */ + void close() throws IOException; Review Comment: Do we must have this method? -- 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: issues-unsubscr...@paimon.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
