rocksdb/java/rocksjni/memtablejni.cc
Adam Retter bb474e9a02 Add missing functionality to RocksJava (#4833)
Summary:
This is my latest round of changes to add missing items to RocksJava. More to come in future PRs.
Pull Request resolved: https://github.com/facebook/rocksdb/pull/4833

Differential Revision: D14152266

Pulled By: sagar0

fbshipit-source-id: d6cff67e26da06c131491b5cf6911a8cd0db0775
2019-02-22 14:46:46 -08:00

90 lines
3.4 KiB
C++

// 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++ for MemTables.
#include "include/org_rocksdb_HashLinkedListMemTableConfig.h"
#include "include/org_rocksdb_HashSkipListMemTableConfig.h"
#include "include/org_rocksdb_SkipListMemTableConfig.h"
#include "include/org_rocksdb_VectorMemTableConfig.h"
#include "rocksdb/memtablerep.h"
#include "rocksjni/portal.h"
/*
* Class: org_rocksdb_HashSkipListMemTableConfig
* Method: newMemTableFactoryHandle
* Signature: (JII)J
*/
jlong Java_org_rocksdb_HashSkipListMemTableConfig_newMemTableFactoryHandle(
JNIEnv* env, jobject /*jobj*/, jlong jbucket_count, jint jheight,
jint jbranching_factor) {
rocksdb::Status s = rocksdb::JniUtil::check_if_jlong_fits_size_t(jbucket_count);
if (s.ok()) {
return reinterpret_cast<jlong>(rocksdb::NewHashSkipListRepFactory(
static_cast<size_t>(jbucket_count), static_cast<int32_t>(jheight),
static_cast<int32_t>(jbranching_factor)));
}
rocksdb::IllegalArgumentExceptionJni::ThrowNew(env, s);
return 0;
}
/*
* Class: org_rocksdb_HashLinkedListMemTableConfig
* Method: newMemTableFactoryHandle
* Signature: (JJIZI)J
*/
jlong Java_org_rocksdb_HashLinkedListMemTableConfig_newMemTableFactoryHandle(
JNIEnv* env, jobject /*jobj*/, jlong jbucket_count,
jlong jhuge_page_tlb_size, jint jbucket_entries_logging_threshold,
jboolean jif_log_bucket_dist_when_flash, jint jthreshold_use_skiplist) {
rocksdb::Status statusBucketCount =
rocksdb::JniUtil::check_if_jlong_fits_size_t(jbucket_count);
rocksdb::Status statusHugePageTlb =
rocksdb::JniUtil::check_if_jlong_fits_size_t(jhuge_page_tlb_size);
if (statusBucketCount.ok() && statusHugePageTlb.ok()) {
return reinterpret_cast<jlong>(rocksdb::NewHashLinkListRepFactory(
static_cast<size_t>(jbucket_count),
static_cast<size_t>(jhuge_page_tlb_size),
static_cast<int32_t>(jbucket_entries_logging_threshold),
static_cast<bool>(jif_log_bucket_dist_when_flash),
static_cast<int32_t>(jthreshold_use_skiplist)));
}
rocksdb::IllegalArgumentExceptionJni::ThrowNew(
env, !statusBucketCount.ok() ? statusBucketCount : statusHugePageTlb);
return 0;
}
/*
* Class: org_rocksdb_VectorMemTableConfig
* Method: newMemTableFactoryHandle
* Signature: (J)J
*/
jlong Java_org_rocksdb_VectorMemTableConfig_newMemTableFactoryHandle(
JNIEnv* env, jobject /*jobj*/, jlong jreserved_size) {
rocksdb::Status s = rocksdb::JniUtil::check_if_jlong_fits_size_t(jreserved_size);
if (s.ok()) {
return reinterpret_cast<jlong>(
new rocksdb::VectorRepFactory(static_cast<size_t>(jreserved_size)));
}
rocksdb::IllegalArgumentExceptionJni::ThrowNew(env, s);
return 0;
}
/*
* Class: org_rocksdb_SkipListMemTableConfig
* Method: newMemTableFactoryHandle0
* Signature: (J)J
*/
jlong Java_org_rocksdb_SkipListMemTableConfig_newMemTableFactoryHandle0(
JNIEnv* env, jobject /*jobj*/, jlong jlookahead) {
rocksdb::Status s = rocksdb::JniUtil::check_if_jlong_fits_size_t(jlookahead);
if (s.ok()) {
return reinterpret_cast<jlong>(
new rocksdb::SkipListFactory(static_cast<size_t>(jlookahead)));
}
rocksdb::IllegalArgumentExceptionJni::ThrowNew(env, s);
return 0;
}