| // Copyright (c) 2011-present, Facebook, Inc. All rights reserved. |
| // This source code is licensed under both the GPLv2 (found in the |
| // COPYING file in the root directory) and Apache 2.0 License |
| // (found in the LICENSE.Apache file in the root directory). |
| package org.rocksdb; |
| |
| /** |
| * A CompactionFilter allows an application to modify/delete a key-value at |
| * the time of compaction. |
| * |
| * At present we just permit an overriding Java class to wrap a C++ |
| * implementation |
| */ |
| public abstract class AbstractCompactionFilter<T extends AbstractSlice<?>> |
| extends RocksObject { |
| |
| protected AbstractCompactionFilter(final long nativeHandle) { |
| super(nativeHandle); |
| } |
| |
| /** |
| * Deletes underlying C++ compaction pointer. |
| * |
| * Note that this function should be called only after all |
| * RocksDB instances referencing the compaction filter are closed. |
| * Otherwise an undefined behavior will occur. |
| */ |
| @Override |
| protected final native void disposeInternal(final long handle); |
| } |