| /* |
| * 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.flink.contrib.streaming.state; |
| |
| import org.rocksdb.Cache; |
| import org.rocksdb.WriteBufferManager; |
| |
| /** |
| * The set of resources that can be shared by all RocksDB instances in a slot. Sharing these |
| * resources helps RocksDB a predictable resource footprint. |
| */ |
| final class RocksDBSharedResources implements AutoCloseable { |
| |
| private final Cache cache; |
| |
| private final WriteBufferManager writeBufferManager; |
| private final long writeBufferManagerCapacity; |
| |
| private final boolean usingPartitionedIndexFilters; |
| |
| RocksDBSharedResources( |
| Cache cache, |
| WriteBufferManager writeBufferManager, |
| long writeBufferManagerCapacity, |
| boolean usingPartitionedIndexFilters) { |
| this.cache = cache; |
| this.writeBufferManager = writeBufferManager; |
| this.writeBufferManagerCapacity = writeBufferManagerCapacity; |
| this.usingPartitionedIndexFilters = usingPartitionedIndexFilters; |
| } |
| |
| public Cache getCache() { |
| return cache; |
| } |
| |
| public WriteBufferManager getWriteBufferManager() { |
| return writeBufferManager; |
| } |
| |
| public long getWriteBufferManagerCapacity() { |
| return writeBufferManagerCapacity; |
| } |
| |
| public boolean isUsingPartitionedIndexFilters() { |
| return usingPartitionedIndexFilters; |
| } |
| |
| @Override |
| public void close() { |
| writeBufferManager.close(); |
| cache.close(); |
| } |
| } |