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rust-rocksdb/java/rocksjni/compaction_job_info.cc

230 lines
7.8 KiB

// 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
// ROCKSDB_NAMESPACE::CompactionJobInfo.
#include <jni.h>
#include "include/org_rocksdb_CompactionJobInfo.h"
#include "rocksdb/listener.h"
#include "rocksjni/cplusplus_to_java_convert.h"
#include "rocksjni/portal.h"
/*
* Class: org_rocksdb_CompactionJobInfo
* Method: newCompactionJobInfo
* Signature: ()J
*/
jlong Java_org_rocksdb_CompactionJobInfo_newCompactionJobInfo(JNIEnv*, jclass) {
auto* compact_job_info = new ROCKSDB_NAMESPACE::CompactionJobInfo();
return GET_CPLUSPLUS_POINTER(compact_job_info);
}
/*
* Class: org_rocksdb_CompactionJobInfo
* Method: disposeInternal
* Signature: (J)V
*/
void Java_org_rocksdb_CompactionJobInfo_disposeInternal(JNIEnv*, jobject,
jlong jhandle) {
auto* compact_job_info =
reinterpret_cast<ROCKSDB_NAMESPACE::CompactionJobInfo*>(jhandle);
delete compact_job_info;
}
/*
* Class: org_rocksdb_CompactionJobInfo
* Method: columnFamilyName
* Signature: (J)[B
*/
jbyteArray Java_org_rocksdb_CompactionJobInfo_columnFamilyName(JNIEnv* env,
jclass,
jlong jhandle) {
auto* compact_job_info =
reinterpret_cast<ROCKSDB_NAMESPACE::CompactionJobInfo*>(jhandle);
return ROCKSDB_NAMESPACE::JniUtil::copyBytes(env, compact_job_info->cf_name);
}
/*
* Class: org_rocksdb_CompactionJobInfo
* Method: status
* Signature: (J)Lorg/rocksdb/Status;
*/
jobject Java_org_rocksdb_CompactionJobInfo_status(JNIEnv* env, jclass,
jlong jhandle) {
auto* compact_job_info =
reinterpret_cast<ROCKSDB_NAMESPACE::CompactionJobInfo*>(jhandle);
return ROCKSDB_NAMESPACE::StatusJni::construct(env, compact_job_info->status);
}
/*
* Class: org_rocksdb_CompactionJobInfo
* Method: threadId
* Signature: (J)J
*/
jlong Java_org_rocksdb_CompactionJobInfo_threadId(JNIEnv*, jclass,
jlong jhandle) {
auto* compact_job_info =
reinterpret_cast<ROCKSDB_NAMESPACE::CompactionJobInfo*>(jhandle);
return static_cast<jlong>(compact_job_info->thread_id);
}
/*
* Class: org_rocksdb_CompactionJobInfo
* Method: jobId
* Signature: (J)I
*/
jint Java_org_rocksdb_CompactionJobInfo_jobId(JNIEnv*, jclass, jlong jhandle) {
auto* compact_job_info =
reinterpret_cast<ROCKSDB_NAMESPACE::CompactionJobInfo*>(jhandle);
return static_cast<jint>(compact_job_info->job_id);
}
/*
* Class: org_rocksdb_CompactionJobInfo
* Method: baseInputLevel
* Signature: (J)I
*/
jint Java_org_rocksdb_CompactionJobInfo_baseInputLevel(JNIEnv*, jclass,
jlong jhandle) {
auto* compact_job_info =
reinterpret_cast<ROCKSDB_NAMESPACE::CompactionJobInfo*>(jhandle);
return static_cast<jint>(compact_job_info->base_input_level);
}
/*
* Class: org_rocksdb_CompactionJobInfo
* Method: outputLevel
* Signature: (J)I
*/
jint Java_org_rocksdb_CompactionJobInfo_outputLevel(JNIEnv*, jclass,
jlong jhandle) {
auto* compact_job_info =
reinterpret_cast<ROCKSDB_NAMESPACE::CompactionJobInfo*>(jhandle);
return static_cast<jint>(compact_job_info->output_level);
}
/*
* Class: org_rocksdb_CompactionJobInfo
* Method: inputFiles
* Signature: (J)[Ljava/lang/String;
*/
jobjectArray Java_org_rocksdb_CompactionJobInfo_inputFiles(JNIEnv* env, jclass,
jlong jhandle) {
auto* compact_job_info =
reinterpret_cast<ROCKSDB_NAMESPACE::CompactionJobInfo*>(jhandle);
return ROCKSDB_NAMESPACE::JniUtil::toJavaStrings(
env, &compact_job_info->input_files);
}
/*
* Class: org_rocksdb_CompactionJobInfo
* Method: outputFiles
* Signature: (J)[Ljava/lang/String;
*/
jobjectArray Java_org_rocksdb_CompactionJobInfo_outputFiles(JNIEnv* env, jclass,
jlong jhandle) {
auto* compact_job_info =
reinterpret_cast<ROCKSDB_NAMESPACE::CompactionJobInfo*>(jhandle);
return ROCKSDB_NAMESPACE::JniUtil::toJavaStrings(
env, &compact_job_info->output_files);
}
/*
* Class: org_rocksdb_CompactionJobInfo
* Method: tableProperties
* Signature: (J)Ljava/util/Map;
*/
jobject Java_org_rocksdb_CompactionJobInfo_tableProperties(JNIEnv* env, jclass,
jlong jhandle) {
auto* compact_job_info =
reinterpret_cast<ROCKSDB_NAMESPACE::CompactionJobInfo*>(jhandle);
auto* map = &compact_job_info->table_properties;
jobject jhash_map = ROCKSDB_NAMESPACE::HashMapJni::construct(
env, static_cast<uint32_t>(map->size()));
if (jhash_map == nullptr) {
// exception occurred
return nullptr;
}
const ROCKSDB_NAMESPACE::HashMapJni::FnMapKV<
const std::string,
std::shared_ptr<const ROCKSDB_NAMESPACE::TableProperties>, jobject,
jobject>
fn_map_kv =
[env](const std::pair<
const std::string,
std::shared_ptr<const ROCKSDB_NAMESPACE::TableProperties>>&
kv) {
jstring jkey = ROCKSDB_NAMESPACE::JniUtil::toJavaString(
env, &(kv.first), false);
if (env->ExceptionCheck()) {
// an error occurred
return std::unique_ptr<std::pair<jobject, jobject>>(nullptr);
}
jobject jtable_properties =
ROCKSDB_NAMESPACE::TablePropertiesJni::fromCppTableProperties(
env, *(kv.second.get()));
if (env->ExceptionCheck()) {
// an error occurred
env->DeleteLocalRef(jkey);
return std::unique_ptr<std::pair<jobject, jobject>>(nullptr);
}
return std::unique_ptr<std::pair<jobject, jobject>>(
new std::pair<jobject, jobject>(static_cast<jobject>(jkey),
jtable_properties));
};
if (!ROCKSDB_NAMESPACE::HashMapJni::putAll(env, jhash_map, map->begin(),
map->end(), fn_map_kv)) {
// exception occurred
return nullptr;
}
return jhash_map;
}
/*
* Class: org_rocksdb_CompactionJobInfo
* Method: compactionReason
* Signature: (J)B
*/
jbyte Java_org_rocksdb_CompactionJobInfo_compactionReason(JNIEnv*, jclass,
jlong jhandle) {
auto* compact_job_info =
reinterpret_cast<ROCKSDB_NAMESPACE::CompactionJobInfo*>(jhandle);
return ROCKSDB_NAMESPACE::CompactionReasonJni::toJavaCompactionReason(
compact_job_info->compaction_reason);
}
/*
* Class: org_rocksdb_CompactionJobInfo
* Method: compression
* Signature: (J)B
*/
jbyte Java_org_rocksdb_CompactionJobInfo_compression(JNIEnv*, jclass,
jlong jhandle) {
auto* compact_job_info =
reinterpret_cast<ROCKSDB_NAMESPACE::CompactionJobInfo*>(jhandle);
return ROCKSDB_NAMESPACE::CompressionTypeJni::toJavaCompressionType(
compact_job_info->compression);
}
/*
* Class: org_rocksdb_CompactionJobInfo
* Method: stats
* Signature: (J)J
*/
jlong Java_org_rocksdb_CompactionJobInfo_stats(JNIEnv*, jclass, jlong jhandle) {
auto* compact_job_info =
reinterpret_cast<ROCKSDB_NAMESPACE::CompactionJobInfo*>(jhandle);
auto* stats = new ROCKSDB_NAMESPACE::CompactionJobStats();
stats->Add(compact_job_info->stats);
return GET_CPLUSPLUS_POINTER(stats);
}