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// Copyright (c) 2015, Facebook, Inc. All rights reserved.
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the root directory of this source tree. An additional grant
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// of patent rights can be found in the PATENTS file in the same directory.
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//
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// This file implements the "bridge" between Java and C++ for
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// rocksdb::CompactionFilter.
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#include <jni.h> |
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#include "rocksdb/compaction_filter.h" |
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// <editor-fold desc="org.rocksdb.AbstractCompactionFilter">
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/*
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* Class: org_rocksdb_AbstractCompactionFilter |
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* Method: disposeInternal |
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* Signature: (J)V |
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*/ |
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void Java_org_rocksdb_AbstractCompactionFilter_disposeInternal( |
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JNIEnv* env, jobject jobj, jlong handle) { |
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delete reinterpret_cast<rocksdb::CompactionFilter*>(handle); |
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} |
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// </editor-fold>
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// Copyright (c) 2015, Facebook, Inc. All rights reserved.
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the root directory of this source tree. An additional grant
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// of patent rights can be found in the PATENTS file in the same directory.
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package org.rocksdb; |
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/** |
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* A CompactionFilter allows an application to modify/delete a key-value at |
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* the time of compaction. |
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* |
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* At present we just permit an overriding Java class to wrap a C++ implementation |
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*/ |
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public abstract class AbstractCompactionFilter<T extends AbstractSlice<?>> |
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extends RocksObject { |
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/** |
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* Deletes underlying C++ comparator pointer. |
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* |
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* Note that this function should be called only after all |
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* RocksDB instances referencing the comparator are closed. |
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* Otherwise an undefined behavior will occur. |
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*/ |
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@Override protected void disposeInternal() { |
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assert(isInitialized()); |
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disposeInternal(nativeHandle_); |
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} |
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private native void disposeInternal(long handle); |
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} |
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