anmolanmol1234 commented on code in PR #7272: URL: https://github.com/apache/hadoop/pull/7272#discussion_r1910191130
########## hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azurebfs/services/AzureDFSIngressHandler.java: ########## @@ -0,0 +1,275 @@ +/** + * 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.hadoop.fs.azurebfs.services; + +import java.io.IOException; + +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import org.apache.hadoop.fs.azurebfs.contracts.services.AppendRequestParameters; +import org.apache.hadoop.fs.azurebfs.utils.TracingContext; +import org.apache.hadoop.fs.store.DataBlocks; +import org.apache.hadoop.io.IOUtils; + +import static org.apache.hadoop.fs.azurebfs.constants.AbfsHttpConstants.EMPTY_STRING; + +/** + * The BlobFsOutputStream for Rest AbfsClient. + */ +public class AzureDFSIngressHandler extends AzureIngressHandler { + + private static final Logger LOG = LoggerFactory.getLogger( + AbfsOutputStream.class); + + private AzureDFSBlockManager dfsBlockManager; + + private final AbfsDfsClient dfsClient; + + private String eTag; + + /** + * Constructs an AzureDFSIngressHandler. + * + * @param abfsOutputStream the AbfsOutputStream instance. + * @param clientHandler the AbfsClientHandler instance. + */ + public AzureDFSIngressHandler(AbfsOutputStream abfsOutputStream, + AbfsClientHandler clientHandler) { + super(abfsOutputStream); + this.dfsClient = clientHandler.getDfsClient(); + } + + /** + * Constructs an AzureDFSIngressHandler with specified parameters. + * + * @param abfsOutputStream the AbfsOutputStream. + * @param blockFactory the block factory. + * @param bufferSize the buffer size. + * @param eTag the eTag. + * @param clientHandler the client handler. + */ + public AzureDFSIngressHandler(AbfsOutputStream abfsOutputStream, + DataBlocks.BlockFactory blockFactory, + int bufferSize, String eTag, AbfsClientHandler clientHandler) { + this(abfsOutputStream, clientHandler); + this.eTag = eTag; + this.dfsBlockManager = new AzureDFSBlockManager(this.abfsOutputStream, + blockFactory, bufferSize); + LOG.trace( + "Created a new DFSIngress Handler for AbfsOutputStream instance {} for path {}", + abfsOutputStream.getStreamID(), abfsOutputStream.getPath()); + } + + /** + * Buffers data into the specified block. + * + * @param block the block to buffer data into. + * @param data the data to be buffered. + * @param off the start offset in the data. + * @param length the number of bytes to buffer. + * @return the number of bytes buffered. + * @throws IOException if an I/O error occurs. + */ + @Override + public int bufferData(AbfsBlock block, + final byte[] data, + final int off, + final int length) + throws IOException { + LOG.trace("Buffering data of length {} to block at offset {}", length, off); + return block.write(data, off, length); + } + + /** + * Performs a remote write operation. + * + * @param blockToUpload the block to upload. + * @param uploadData the data to upload. + * @param reqParams the request parameters. + * @param tracingContext the tracing context. + * @return the resulting AbfsRestOperation. + * @throws IOException if an I/O error occurs. + */ + @Override + protected AbfsRestOperation remoteWrite(AbfsBlock blockToUpload, + DataBlocks.BlockUploadData uploadData, + AppendRequestParameters reqParams, + TracingContext tracingContext) throws IOException { + TracingContext tracingContextAppend = new TracingContext(tracingContext); + long threadId = Thread.currentThread().getId(); + String threadIdStr = String.valueOf(threadId); Review Comment: taken -- 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]
