Adding upstream version 18.2.2.upstream/18.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 50 insertions, 0 deletions

diff --git a/src/rocksdb/java/rocksjni/cassandra_value_operator.cc b/src/rocksdb/java/rocksjni/cassandra_value_operator.cc
new file mode 100644
index 000000000..6de28c1b1
--- /dev/null
+++ b/src/rocksdb/java/rocksjni/cassandra_value_operator.cc
@@ -0,0 +1,50 @@
+//  Copyright (c) 2017-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).
+
+#include <jni.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <memory>
+#include <string>
+
+#include "include/org_rocksdb_CassandraValueMergeOperator.h"
+#include "rocksdb/db.h"
+#include "rocksdb/memtablerep.h"
+#include "rocksdb/merge_operator.h"
+#include "rocksdb/options.h"
+#include "rocksdb/slice_transform.h"
+#include "rocksdb/statistics.h"
+#include "rocksdb/table.h"
+#include "rocksjni/cplusplus_to_java_convert.h"
+#include "rocksjni/portal.h"
+#include "utilities/cassandra/merge_operator.h"
+
+/*
+ * Class:     org_rocksdb_CassandraValueMergeOperator
+ * Method:    newSharedCassandraValueMergeOperator
+ * Signature: (II)J
+ */
+jlong Java_org_rocksdb_CassandraValueMergeOperator_newSharedCassandraValueMergeOperator(
+    JNIEnv* /*env*/, jclass /*jclazz*/, jint gcGracePeriodInSeconds,
+    jint operands_limit) {
+  auto* op = new std::shared_ptr<ROCKSDB_NAMESPACE::MergeOperator>(
+      new ROCKSDB_NAMESPACE::cassandra::CassandraValueMergeOperator(
+          gcGracePeriodInSeconds, operands_limit));
+  return GET_CPLUSPLUS_POINTER(op);
+}
+
+/*
+ * Class:     org_rocksdb_CassandraValueMergeOperator
+ * Method:    disposeInternal
+ * Signature: (J)V
+ */
+void Java_org_rocksdb_CassandraValueMergeOperator_disposeInternal(
+    JNIEnv* /*env*/, jobject /*jobj*/, jlong jhandle) {
+  auto* op =
+      reinterpret_cast<std::shared_ptr<ROCKSDB_NAMESPACE::MergeOperator>*>(
+          jhandle);
+  delete op;
+}