Adding upstream version 18.2.2.upstream/18.2.2

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

1 files changed, 36 insertions, 0 deletions

diff --git a/src/rocksdb/java/rocksjni/table_filter_jnicallback.h b/src/rocksdb/java/rocksjni/table_filter_jnicallback.h
new file mode 100644
index 000000000..0ef404ca2
--- /dev/null
+++ b/src/rocksdb/java/rocksjni/table_filter_jnicallback.h
@@ -0,0 +1,36 @@
+//  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 callback "bridge" between Java and C++ for
+// ROCKSDB_NAMESPACE::TableFilter.
+
+#ifndef JAVA_ROCKSJNI_TABLE_FILTER_JNICALLBACK_H_
+#define JAVA_ROCKSJNI_TABLE_FILTER_JNICALLBACK_H_
+
+#include <jni.h>
+
+#include <functional>
+#include <memory>
+
+#include "rocksdb/table_properties.h"
+#include "rocksjni/jnicallback.h"
+
+namespace ROCKSDB_NAMESPACE {
+
+class TableFilterJniCallback : public JniCallback {
+ public:
+  TableFilterJniCallback(JNIEnv* env, jobject jtable_filter);
+  std::function<bool(const ROCKSDB_NAMESPACE::TableProperties&)>
+  GetTableFilterFunction();
+
+ private:
+  jmethodID m_jfilter_methodid;
+  std::function<bool(const ROCKSDB_NAMESPACE::TableProperties&)>
+      m_table_filter_function;
+};
+
+}  // namespace ROCKSDB_NAMESPACE
+
+#endif  // JAVA_ROCKSJNI_TABLE_FILTER_JNICALLBACK_H_