slinkydeveloper commented on a change in pull request #18621: URL: https://github.com/apache/flink/pull/18621#discussion_r800615612
########## File path: flink-table/flink-table-planner/src/main/java/org/apache/flink/table/planner/plan/nodes/exec/utils/TransformationMetadata.java ########## @@ -0,0 +1,61 @@ +/* + * 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.flink.table.planner.plan.nodes.exec.utils; + +import org.apache.flink.api.dag.Transformation; + +import javax.annotation.Nullable; + +/** + * This POJO is meant to hold some metadata information about operators, which usually needs to be + * passed to "factory" methods for {@link Transformation}. + */ +public class TransformationMetadata { + private final @Nullable String uid; + private final String name; + private final String desc; + + public TransformationMetadata(@Nullable String uid, String name, String desc) { Review comment: The null uid is used only in `ExecNodeUtil` for override purpose. Perhaps I'll just make another constructor without uid package private -- 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...@flink.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
