| /** |
| * 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.hbase.client; |
| |
| import java.io.Closeable; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.concurrent.CompletableFuture; |
| import java.util.concurrent.TimeUnit; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.hbase.TableName; |
| import org.apache.yetus.audience.InterfaceAudience; |
| |
| import org.apache.hbase.thirdparty.com.google.common.collect.Iterables; |
| |
| /** |
| * Used to communicate with a single HBase table in batches. Obtain an instance from a |
| * {@link AsyncConnection} and call {@link #close()} afterwards. |
| * <p> |
| * The implementation is required to be thread safe. |
| */ |
| @InterfaceAudience.Public |
| public interface AsyncBufferedMutator extends Closeable { |
| |
| /** |
| * Gets the fully qualified table name instance of the table that this |
| * {@code AsyncBufferedMutator} writes to. |
| */ |
| TableName getName(); |
| |
| /** |
| * Returns the {@link org.apache.hadoop.conf.Configuration} object used by this instance. |
| * <p> |
| * The reference returned is not a copy, so any change made to it will affect this instance. |
| */ |
| Configuration getConfiguration(); |
| |
| /** |
| * Sends a {@link Mutation} to the table. The mutations will be buffered and sent over the wire as |
| * part of a batch. Currently only supports {@link Put} and {@link Delete} mutations. |
| * @param mutation The data to send. |
| */ |
| default CompletableFuture<Void> mutate(Mutation mutation) { |
| return Iterables.getOnlyElement(mutate(Collections.singletonList(mutation))); |
| } |
| |
| /** |
| * Send some {@link Mutation}s to the table. The mutations will be buffered and sent over the wire |
| * as part of a batch. There is no guarantee of sending entire content of {@code mutations} in a |
| * single batch, the implementations are free to break it up according to the write buffer |
| * capacity. |
| * @param mutations The data to send. |
| */ |
| List<CompletableFuture<Void>> mutate(List<? extends Mutation> mutations); |
| |
| /** |
| * Executes all the buffered, asynchronous operations. |
| */ |
| void flush(); |
| |
| /** |
| * Performs a {@link #flush()} and releases any resources held. |
| */ |
| @Override |
| void close(); |
| |
| /** |
| * Returns the maximum size in bytes of the write buffer. |
| * <p> |
| * The default value comes from the configuration parameter {@code hbase.client.write.buffer}. |
| * @return The size of the write buffer in bytes. |
| */ |
| long getWriteBufferSize(); |
| |
| /** |
| * Returns the periodical flush interval, 0 means disabled. |
| */ |
| default long getPeriodicalFlushTimeout(TimeUnit unit) { |
| throw new UnsupportedOperationException("Not implemented"); |
| } |
| } |