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RocksDB fat jar that contains .so files for linux64, jnilib files
for Mac OSX, and a .dll for Windows x64. It contains the Yamcs merge operator for the Parameter Archive
// 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;
/**
* Provides notification to the caller of SetSnapshotOnNextOperation when
* the actual snapshot gets created
*/
public abstract class AbstractTransactionNotifier
extends RocksCallbackObject {
protected AbstractTransactionNotifier() {
super();
}
/**
* Implement this method to receive notification when a snapshot is
* requested via {@link Transaction#setSnapshotOnNextOperation()}.
*
* @param newSnapshot the snapshot that has been created.
*/
public abstract void snapshotCreated(final Snapshot newSnapshot);
/**
* This is intentionally private as it is the callback hook
* from JNI
*/
private void snapshotCreated(final long snapshotHandle) {
snapshotCreated(new Snapshot(snapshotHandle));
}
@Override
protected long initializeNative(final long... nativeParameterHandles) {
return createNewTransactionNotifier();
}
private native long createNewTransactionNotifier();
/**
* Deletes underlying C++ TransactionNotifier pointer.
*
* Note that this function should be called only after all
* Transactions referencing the comparator are closed.
* Otherwise, an undefined behavior will occur.
*/
@Override
protected void disposeInternal() {
disposeInternal(nativeHandle_);
}
protected final void disposeInternal(final long handle) {
disposeInternalJni(handle);
}
private static native void disposeInternalJni(final long handle);
}