iht commented on code in PR #38603: URL: https://github.com/apache/beam/pull/38603#discussion_r3290466323
########## sdks/java/io/solace/src/main/java/org/apache/beam/sdk/io/solace/read/ActiveReadersRegistry.java: ########## @@ -0,0 +1,48 @@ +/* + * 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.beam.sdk.io.solace.read; + +import java.lang.ref.WeakReference; +import java.util.UUID; +import java.util.concurrent.ConcurrentHashMap; +import org.checkerframework.checker.nullness.qual.Nullable; + +/** + * A global registry to keep track of active {@link UnboundedSolaceReader} instances on the worker + * JVM using weak references. + * + * <p>This allows serialized {@link SolaceCheckpointMark} instances to resolve their originating + * reader and perform sequential acknowledgments. + */ +class ActiveReadersRegistry { + private static final ConcurrentHashMap<UUID, WeakReference<UnboundedSolaceReader<?>>> registry = + new ConcurrentHashMap<>(); Review Comment: Done in second commit submitted. -- 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]
