mirror of
https://github.com/facebook/rocksdb.git
synced 2024-11-27 11:43:49 +00:00
f9813b853d
Summary:
Adding API missing after 1ffbdfd9a7 (diff-b94146418eed4a9c1bf324041b95b279).
adamretter IslamAbdelRahman
Tested locally.
Closes https://github.com/facebook/rocksdb/pull/2028
Differential Revision: D4762817
Pulled By: IslamAbdelRahman
fbshipit-source-id: 833f478
116 lines
4 KiB
C++
116 lines
4 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the root directory of this source tree. An additional grant
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// of patent rights can be found in the PATENTS file in the same directory.
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//
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// This file implements the "bridge" between Java and C++ and enables
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// calling c++ rocksdb::BackupableDB and rocksdb::BackupableDBOptions methods
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// from Java side.
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#include <jni.h>
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#include <string>
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#include "include/org_rocksdb_SstFileWriter.h"
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#include "rocksdb/comparator.h"
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#include "rocksdb/env.h"
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#include "rocksdb/options.h"
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#include "rocksdb/sst_file_writer.h"
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#include "rocksjni/portal.h"
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/*
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* Class: org_rocksdb_SstFileWriter
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* Method: newSstFileWriter
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* Signature: (JJJ)J
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*/
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jlong Java_org_rocksdb_SstFileWriter_newSstFileWriter__JJJ(JNIEnv *env, jclass jcls,
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jlong jenvoptions,
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jlong joptions,
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jlong jcomparator) {
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auto *env_options =
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reinterpret_cast<const rocksdb::EnvOptions *>(jenvoptions);
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auto *options = reinterpret_cast<const rocksdb::Options *>(joptions);
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auto *comparator = reinterpret_cast<const rocksdb::Comparator *>(jcomparator);
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rocksdb::SstFileWriter *sst_file_writer =
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new rocksdb::SstFileWriter(*env_options, *options, comparator);
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return reinterpret_cast<jlong>(sst_file_writer);
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}
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/*
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* Class: org_rocksdb_SstFileWriter
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* Method: newSstFileWriter
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* Signature: (JJ)J
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*/
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jlong Java_org_rocksdb_SstFileWriter_newSstFileWriter__JJ(JNIEnv *env, jclass jcls,
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jlong jenvoptions,
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jlong joptions) {
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auto *env_options =
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reinterpret_cast<const rocksdb::EnvOptions *>(jenvoptions);
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auto *options = reinterpret_cast<const rocksdb::Options *>(joptions);
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rocksdb::SstFileWriter *sst_file_writer =
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new rocksdb::SstFileWriter(*env_options, *options);
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return reinterpret_cast<jlong>(sst_file_writer);
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}
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/*
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* Class: org_rocksdb_SstFileWriter
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* Method: open
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* Signature: (JLjava/lang/String;)V
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*/
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void Java_org_rocksdb_SstFileWriter_open(JNIEnv *env, jobject jobj,
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jlong jhandle, jstring jfile_path) {
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const char *file_path = env->GetStringUTFChars(jfile_path, nullptr);
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if(file_path == nullptr) {
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// exception thrown: OutOfMemoryError
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return;
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}
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rocksdb::Status s =
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reinterpret_cast<rocksdb::SstFileWriter *>(jhandle)->Open(file_path);
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env->ReleaseStringUTFChars(jfile_path, file_path);
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if (!s.ok()) {
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rocksdb::RocksDBExceptionJni::ThrowNew(env, s);
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}
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}
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/*
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* Class: org_rocksdb_SstFileWriter
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* Method: add
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* Signature: (JJJ)V
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*/
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void Java_org_rocksdb_SstFileWriter_add(JNIEnv *env, jobject jobj,
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jlong jhandle, jlong jkey_handle,
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jlong jvalue_handle) {
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auto *key_slice = reinterpret_cast<rocksdb::Slice *>(jkey_handle);
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auto *value_slice = reinterpret_cast<rocksdb::Slice *>(jvalue_handle);
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rocksdb::Status s =
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reinterpret_cast<rocksdb::SstFileWriter *>(jhandle)->Add(*key_slice,
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*value_slice);
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if (!s.ok()) {
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rocksdb::RocksDBExceptionJni::ThrowNew(env, s);
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}
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}
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/*
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* Class: org_rocksdb_SstFileWriter
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* Method: finish
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* Signature: (J)V
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*/
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void Java_org_rocksdb_SstFileWriter_finish(JNIEnv *env, jobject jobj,
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jlong jhandle) {
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rocksdb::Status s =
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reinterpret_cast<rocksdb::SstFileWriter *>(jhandle)->Finish();
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if (!s.ok()) {
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rocksdb::RocksDBExceptionJni::ThrowNew(env, s);
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}
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}
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/*
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* Class: org_rocksdb_SstFileWriter
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* Method: disposeInternal
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* Signature: (J)V
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*/
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void Java_org_rocksdb_SstFileWriter_disposeInternal(JNIEnv *env, jobject jobj,
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jlong jhandle) {
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delete reinterpret_cast<rocksdb::SstFileWriter *>(jhandle);
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}
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