summaryrefslogtreecommitdiffstats
path: root/src/rocksdb/java/rocksjni/snapshot.cc
diff options
context:
space:
mode:
Diffstat (limited to 'src/rocksdb/java/rocksjni/snapshot.cc')
-rw-r--r--src/rocksdb/java/rocksjni/snapshot.cc26
1 files changed, 26 insertions, 0 deletions
diff --git a/src/rocksdb/java/rocksjni/snapshot.cc b/src/rocksdb/java/rocksjni/snapshot.cc
new file mode 100644
index 00000000..679271db
--- /dev/null
+++ b/src/rocksdb/java/rocksjni/snapshot.cc
@@ -0,0 +1,26 @@
+// 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).
+//
+// This file implements the "bridge" between Java and C++.
+
+#include <jni.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "include/org_rocksdb_Snapshot.h"
+#include "rocksdb/db.h"
+#include "rocksjni/portal.h"
+
+/*
+ * Class: org_rocksdb_Snapshot
+ * Method: getSequenceNumber
+ * Signature: (J)J
+ */
+jlong Java_org_rocksdb_Snapshot_getSequenceNumber(JNIEnv* /*env*/,
+ jobject /*jobj*/,
+ jlong jsnapshot_handle) {
+ auto* snapshot = reinterpret_cast<rocksdb::Snapshot*>(jsnapshot_handle);
+ return snapshot->GetSequenceNumber();
+}