JingsongLi commented on code in PR #8725: URL: https://github.com/apache/paimon/pull/8725#discussion_r3652433388
########## paimon-common/src/main/java/org/apache/paimon/data/BlobReuseSource.java: ########## @@ -0,0 +1,218 @@ +/* + * 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.data; + +import org.apache.paimon.fs.SeekableInputStream; +import org.apache.paimon.utils.UriReader; + +import javax.annotation.Nullable; + +import java.io.Closeable; +import java.io.IOException; + +/** + * Reuses one underlying source stream across consecutive {@link BlobRef}s that read from the same + * file, so writing N such references opens the source once instead of once per reference. Callers + * only ever receive a stream bounded to a reference's descriptor window; the underlying {@link + * UriReader} never leaves this class, so a caller cannot read past the blob bounds or open another + * URI. Not a public API. + */ +public final class BlobReuseSource implements Closeable { Review Comment: ReusingBlobRefStreamProvider -- 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]
