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// 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).
#include <jni.h>
#include <string>
#include "rocksdb/comparator.h"
#include "rocksdb/slice.h"
#include "include/org_rocksdb_NativeComparatorWrapperTest_NativeStringComparatorWrapper.h"
namespace rocksdb {
class NativeComparatorWrapperTestStringComparator : public Comparator {
const char* Name() const {
return "NativeComparatorWrapperTestStringComparator";
}
int Compare(const Slice& a, const Slice& b) const {
return a.ToString().compare(b.ToString());
}
void FindShortestSeparator(std::string* /*start*/,
const Slice& /*limit*/) const {
return;
}
void FindShortSuccessor(std::string* /*key*/) const { return; }
};
} // namespace rocksdb
/*
* Class: org_rocksdb_NativeComparatorWrapperTest_NativeStringComparatorWrapper
* Method: newStringComparator
* Signature: ()J
*/
jlong Java_org_rocksdb_NativeComparatorWrapperTest_00024NativeStringComparatorWrapper_newStringComparator(
JNIEnv* /*env*/, jobject /*jobj*/) {
auto* comparator = new rocksdb::NativeComparatorWrapperTestStringComparator();
return reinterpret_cast<jlong>(comparator);
}
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