clintropolis commented on code in PR #18005: URL: https://github.com/apache/druid/pull/18005#discussion_r2093632985
########## processing/src/main/java/org/apache/druid/segment/SegmentMapFunction.java: ########## @@ -0,0 +1,55 @@ +/* + * 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.druid.segment; + +import java.util.Optional; +import java.util.function.Function; + +/** + * Functional interface that captures the process of acquiring a {@link Segment} from a + * {@link ReferenceCountedObjectProvider <Segment>} and performing any transformations done on top of this leaf {@link Segment} Review Comment: the transformation is done on whatever is returned from `ReferenceCountedObjectProvider<Segment>` - currently the only implementation will be `ReferenceClosingSegment`, but it doesn't have to be that, and expecting that is a bit too brittle (i'll be working on fixing up the instanceof checks for ReferenceClosingSegment in a future PR) -- 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]
