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-rw-r--r--src/rocksdb/java/rocksjni/transaction.cc1655
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diff --git a/src/rocksdb/java/rocksjni/transaction.cc b/src/rocksdb/java/rocksjni/transaction.cc
new file mode 100644
index 000000000..1a0a64fc7
--- /dev/null
+++ b/src/rocksdb/java/rocksjni/transaction.cc
@@ -0,0 +1,1655 @@
+// 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::Transaction.
+
+#include "rocksdb/utilities/transaction.h"
+
+#include <jni.h>
+
+#include <functional>
+
+#include "include/org_rocksdb_Transaction.h"
+#include "rocksjni/cplusplus_to_java_convert.h"
+#include "rocksjni/portal.h"
+
+#if defined(_MSC_VER)
+#pragma warning(push)
+#pragma warning(disable : 4503) // identifier' : decorated name length
+ // exceeded, name was truncated
+#endif
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: setSnapshot
+ * Signature: (J)V
+ */
+void Java_org_rocksdb_Transaction_setSnapshot(JNIEnv* /*env*/, jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ txn->SetSnapshot();
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: setSnapshotOnNextOperation
+ * Signature: (J)V
+ */
+void Java_org_rocksdb_Transaction_setSnapshotOnNextOperation__J(
+ JNIEnv* /*env*/, jobject /*jobj*/, jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ txn->SetSnapshotOnNextOperation(nullptr);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: setSnapshotOnNextOperation
+ * Signature: (JJ)V
+ */
+void Java_org_rocksdb_Transaction_setSnapshotOnNextOperation__JJ(
+ JNIEnv* /*env*/, jobject /*jobj*/, jlong jhandle,
+ jlong jtxn_notifier_handle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ auto* txn_notifier = reinterpret_cast<
+ std::shared_ptr<ROCKSDB_NAMESPACE::TransactionNotifierJniCallback>*>(
+ jtxn_notifier_handle);
+ txn->SetSnapshotOnNextOperation(*txn_notifier);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: getSnapshot
+ * Signature: (J)J
+ */
+jlong Java_org_rocksdb_Transaction_getSnapshot(JNIEnv* /*env*/,
+ jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ const ROCKSDB_NAMESPACE::Snapshot* snapshot = txn->GetSnapshot();
+ return GET_CPLUSPLUS_POINTER(snapshot);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: clearSnapshot
+ * Signature: (J)V
+ */
+void Java_org_rocksdb_Transaction_clearSnapshot(JNIEnv* /*env*/,
+ jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ txn->ClearSnapshot();
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: prepare
+ * Signature: (J)V
+ */
+void Java_org_rocksdb_Transaction_prepare(JNIEnv* env, jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ ROCKSDB_NAMESPACE::Status s = txn->Prepare();
+ if (!s.ok()) {
+ ROCKSDB_NAMESPACE::RocksDBExceptionJni::ThrowNew(env, s);
+ }
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: commit
+ * Signature: (J)V
+ */
+void Java_org_rocksdb_Transaction_commit(JNIEnv* env, jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ ROCKSDB_NAMESPACE::Status s = txn->Commit();
+ if (!s.ok()) {
+ ROCKSDB_NAMESPACE::RocksDBExceptionJni::ThrowNew(env, s);
+ }
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: rollback
+ * Signature: (J)V
+ */
+void Java_org_rocksdb_Transaction_rollback(JNIEnv* env, jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ ROCKSDB_NAMESPACE::Status s = txn->Rollback();
+ if (!s.ok()) {
+ ROCKSDB_NAMESPACE::RocksDBExceptionJni::ThrowNew(env, s);
+ }
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: setSavePoint
+ * Signature: (J)V
+ */
+void Java_org_rocksdb_Transaction_setSavePoint(JNIEnv* /*env*/,
+ jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ txn->SetSavePoint();
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: rollbackToSavePoint
+ * Signature: (J)V
+ */
+void Java_org_rocksdb_Transaction_rollbackToSavePoint(JNIEnv* env,
+ jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ ROCKSDB_NAMESPACE::Status s = txn->RollbackToSavePoint();
+ if (!s.ok()) {
+ ROCKSDB_NAMESPACE::RocksDBExceptionJni::ThrowNew(env, s);
+ }
+}
+
+typedef std::function<ROCKSDB_NAMESPACE::Status(
+ const ROCKSDB_NAMESPACE::ReadOptions&, const ROCKSDB_NAMESPACE::Slice&,
+ std::string*)>
+ FnGet;
+
+// TODO(AR) consider refactoring to share this between here and rocksjni.cc
+jbyteArray txn_get_helper(JNIEnv* env, const FnGet& fn_get,
+ const jlong& jread_options_handle,
+ const jbyteArray& jkey, const jint& jkey_part_len) {
+ jbyte* key = env->GetByteArrayElements(jkey, nullptr);
+ if (key == nullptr) {
+ // exception thrown: OutOfMemoryError
+ return nullptr;
+ }
+ ROCKSDB_NAMESPACE::Slice key_slice(reinterpret_cast<char*>(key),
+ jkey_part_len);
+
+ auto* read_options =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ReadOptions*>(jread_options_handle);
+ std::string value;
+ ROCKSDB_NAMESPACE::Status s = fn_get(*read_options, key_slice, &value);
+
+ // trigger java unref on key.
+ // by passing JNI_ABORT, it will simply release the reference without
+ // copying the result back to the java byte array.
+ env->ReleaseByteArrayElements(jkey, key, JNI_ABORT);
+
+ if (s.IsNotFound()) {
+ return nullptr;
+ }
+
+ if (s.ok()) {
+ jbyteArray jret_value = env->NewByteArray(static_cast<jsize>(value.size()));
+ if (jret_value == nullptr) {
+ // exception thrown: OutOfMemoryError
+ return nullptr;
+ }
+ env->SetByteArrayRegion(
+ jret_value, 0, static_cast<jsize>(value.size()),
+ const_cast<jbyte*>(reinterpret_cast<const jbyte*>(value.c_str())));
+ if (env->ExceptionCheck()) {
+ // exception thrown: ArrayIndexOutOfBoundsException
+ return nullptr;
+ }
+ return jret_value;
+ }
+
+ ROCKSDB_NAMESPACE::RocksDBExceptionJni::ThrowNew(env, s);
+ return nullptr;
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: get
+ * Signature: (JJ[BIJ)[B
+ */
+jbyteArray Java_org_rocksdb_Transaction_get__JJ_3BIJ(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jlong jread_options_handle,
+ jbyteArray jkey, jint jkey_part_len, jlong jcolumn_family_handle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ auto* column_family_handle =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>(
+ jcolumn_family_handle);
+ FnGet fn_get =
+ std::bind<ROCKSDB_NAMESPACE::Status (ROCKSDB_NAMESPACE::Transaction::*)(
+ const ROCKSDB_NAMESPACE::ReadOptions&,
+ ROCKSDB_NAMESPACE::ColumnFamilyHandle*,
+ const ROCKSDB_NAMESPACE::Slice&, std::string*)>(
+ &ROCKSDB_NAMESPACE::Transaction::Get, txn, std::placeholders::_1,
+ column_family_handle, std::placeholders::_2, std::placeholders::_3);
+ return txn_get_helper(env, fn_get, jread_options_handle, jkey, jkey_part_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: get
+ * Signature: (JJ[BI)[B
+ */
+jbyteArray Java_org_rocksdb_Transaction_get__JJ_3BI(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jlong jread_options_handle,
+ jbyteArray jkey, jint jkey_part_len) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ FnGet fn_get =
+ std::bind<ROCKSDB_NAMESPACE::Status (ROCKSDB_NAMESPACE::Transaction::*)(
+ const ROCKSDB_NAMESPACE::ReadOptions&,
+ const ROCKSDB_NAMESPACE::Slice&, std::string*)>(
+ &ROCKSDB_NAMESPACE::Transaction::Get, txn, std::placeholders::_1,
+ std::placeholders::_2, std::placeholders::_3);
+ return txn_get_helper(env, fn_get, jread_options_handle, jkey, jkey_part_len);
+}
+
+// TODO(AR) consider refactoring to share this between here and rocksjni.cc
+// used by txn_multi_get_helper below
+std::vector<ROCKSDB_NAMESPACE::ColumnFamilyHandle*> txn_column_families_helper(
+ JNIEnv* env, jlongArray jcolumn_family_handles, bool* has_exception) {
+ std::vector<ROCKSDB_NAMESPACE::ColumnFamilyHandle*> cf_handles;
+ if (jcolumn_family_handles != nullptr) {
+ const jsize len_cols = env->GetArrayLength(jcolumn_family_handles);
+ if (len_cols > 0) {
+ jlong* jcfh = env->GetLongArrayElements(jcolumn_family_handles, nullptr);
+ if (jcfh == nullptr) {
+ // exception thrown: OutOfMemoryError
+ *has_exception = JNI_TRUE;
+ return std::vector<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>();
+ }
+ for (int i = 0; i < len_cols; i++) {
+ auto* cf_handle =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>(jcfh[i]);
+ cf_handles.push_back(cf_handle);
+ }
+ env->ReleaseLongArrayElements(jcolumn_family_handles, jcfh, JNI_ABORT);
+ }
+ }
+ return cf_handles;
+}
+
+typedef std::function<std::vector<ROCKSDB_NAMESPACE::Status>(
+ const ROCKSDB_NAMESPACE::ReadOptions&,
+ const std::vector<ROCKSDB_NAMESPACE::Slice>&, std::vector<std::string>*)>
+ FnMultiGet;
+
+void free_parts(
+ JNIEnv* env,
+ std::vector<std::tuple<jbyteArray, jbyte*, jobject>>& parts_to_free) {
+ for (auto& value : parts_to_free) {
+ jobject jk;
+ jbyteArray jk_ba;
+ jbyte* jk_val;
+ std::tie(jk_ba, jk_val, jk) = value;
+ env->ReleaseByteArrayElements(jk_ba, jk_val, JNI_ABORT);
+ env->DeleteLocalRef(jk);
+ }
+}
+
+void free_key_values(std::vector<jbyte*>& keys_to_free) {
+ for (auto& key : keys_to_free) {
+ delete[] key;
+ }
+}
+
+// TODO(AR) consider refactoring to share this between here and rocksjni.cc
+// cf multi get
+jobjectArray txn_multi_get_helper(JNIEnv* env, const FnMultiGet& fn_multi_get,
+ const jlong& jread_options_handle,
+ const jobjectArray& jkey_parts) {
+ const jsize len_key_parts = env->GetArrayLength(jkey_parts);
+
+ std::vector<ROCKSDB_NAMESPACE::Slice> key_parts;
+ std::vector<jbyte*> keys_to_free;
+ for (int i = 0; i < len_key_parts; i++) {
+ const jobject jk = env->GetObjectArrayElement(jkey_parts, i);
+ if (env->ExceptionCheck()) {
+ // exception thrown: ArrayIndexOutOfBoundsException
+ free_key_values(keys_to_free);
+ return nullptr;
+ }
+ jbyteArray jk_ba = reinterpret_cast<jbyteArray>(jk);
+ const jsize len_key = env->GetArrayLength(jk_ba);
+ jbyte* jk_val = new jbyte[len_key];
+ if (jk_val == nullptr) {
+ // exception thrown: OutOfMemoryError
+ env->DeleteLocalRef(jk);
+ free_key_values(keys_to_free);
+
+ jclass exception_cls = (env)->FindClass("java/lang/OutOfMemoryError");
+ (env)->ThrowNew(exception_cls,
+ "Insufficient Memory for CF handle array.");
+ return nullptr;
+ }
+ env->GetByteArrayRegion(jk_ba, 0, len_key, jk_val);
+
+ ROCKSDB_NAMESPACE::Slice key_slice(reinterpret_cast<char*>(jk_val),
+ len_key);
+ key_parts.push_back(key_slice);
+ keys_to_free.push_back(jk_val);
+ env->DeleteLocalRef(jk);
+ }
+
+ auto* read_options =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ReadOptions*>(jread_options_handle);
+ std::vector<std::string> value_parts;
+ std::vector<ROCKSDB_NAMESPACE::Status> s =
+ fn_multi_get(*read_options, key_parts, &value_parts);
+
+ // free up allocated byte arrays
+ free_key_values(keys_to_free);
+
+ // prepare the results
+ const jclass jcls_ba = env->FindClass("[B");
+ jobjectArray jresults =
+ env->NewObjectArray(static_cast<jsize>(s.size()), jcls_ba, nullptr);
+ if (jresults == nullptr) {
+ // exception thrown: OutOfMemoryError
+ return nullptr;
+ }
+
+ // add to the jresults
+ for (std::vector<ROCKSDB_NAMESPACE::Status>::size_type i = 0; i != s.size();
+ i++) {
+ if (s[i].ok()) {
+ jbyteArray jentry_value =
+ env->NewByteArray(static_cast<jsize>(value_parts[i].size()));
+ if (jentry_value == nullptr) {
+ // exception thrown: OutOfMemoryError
+ return nullptr;
+ }
+
+ env->SetByteArrayRegion(
+ jentry_value, 0, static_cast<jsize>(value_parts[i].size()),
+ const_cast<jbyte*>(
+ reinterpret_cast<const jbyte*>(value_parts[i].c_str())));
+ if (env->ExceptionCheck()) {
+ // exception thrown: ArrayIndexOutOfBoundsException
+ env->DeleteLocalRef(jentry_value);
+ return nullptr;
+ }
+
+ env->SetObjectArrayElement(jresults, static_cast<jsize>(i), jentry_value);
+ env->DeleteLocalRef(jentry_value);
+ }
+ }
+
+ return jresults;
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: multiGet
+ * Signature: (JJ[[B[J)[[B
+ */
+jobjectArray Java_org_rocksdb_Transaction_multiGet__JJ_3_3B_3J(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jlong jread_options_handle,
+ jobjectArray jkey_parts, jlongArray jcolumn_family_handles) {
+ bool has_exception = false;
+ const std::vector<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>
+ column_family_handles = txn_column_families_helper(
+ env, jcolumn_family_handles, &has_exception);
+ if (has_exception) {
+ // exception thrown: OutOfMemoryError
+ return nullptr;
+ }
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ FnMultiGet fn_multi_get = std::bind<std::vector<ROCKSDB_NAMESPACE::Status> (
+ ROCKSDB_NAMESPACE::Transaction::*)(
+ const ROCKSDB_NAMESPACE::ReadOptions&,
+ const std::vector<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>&,
+ const std::vector<ROCKSDB_NAMESPACE::Slice>&, std::vector<std::string>*)>(
+ &ROCKSDB_NAMESPACE::Transaction::MultiGet, txn, std::placeholders::_1,
+ column_family_handles, std::placeholders::_2, std::placeholders::_3);
+ return txn_multi_get_helper(env, fn_multi_get, jread_options_handle,
+ jkey_parts);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: multiGet
+ * Signature: (JJ[[B)[[B
+ */
+jobjectArray Java_org_rocksdb_Transaction_multiGet__JJ_3_3B(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jlong jread_options_handle,
+ jobjectArray jkey_parts) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ FnMultiGet fn_multi_get = std::bind<std::vector<ROCKSDB_NAMESPACE::Status> (
+ ROCKSDB_NAMESPACE::Transaction::*)(
+ const ROCKSDB_NAMESPACE::ReadOptions&,
+ const std::vector<ROCKSDB_NAMESPACE::Slice>&, std::vector<std::string>*)>(
+ &ROCKSDB_NAMESPACE::Transaction::MultiGet, txn, std::placeholders::_1,
+ std::placeholders::_2, std::placeholders::_3);
+ return txn_multi_get_helper(env, fn_multi_get, jread_options_handle,
+ jkey_parts);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: getForUpdate
+ * Signature: (JJ[BIJZZ)[B
+ */
+jbyteArray Java_org_rocksdb_Transaction_getForUpdate__JJ_3BIJZZ(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jlong jread_options_handle,
+ jbyteArray jkey, jint jkey_part_len, jlong jcolumn_family_handle,
+ jboolean jexclusive, jboolean jdo_validate) {
+ auto* column_family_handle =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>(
+ jcolumn_family_handle);
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ FnGet fn_get_for_update =
+ std::bind<ROCKSDB_NAMESPACE::Status (ROCKSDB_NAMESPACE::Transaction::*)(
+ const ROCKSDB_NAMESPACE::ReadOptions&,
+ ROCKSDB_NAMESPACE::ColumnFamilyHandle*,
+ const ROCKSDB_NAMESPACE::Slice&, std::string*, bool, bool)>(
+ &ROCKSDB_NAMESPACE::Transaction::GetForUpdate, txn,
+ std::placeholders::_1, column_family_handle, std::placeholders::_2,
+ std::placeholders::_3, jexclusive, jdo_validate);
+ return txn_get_helper(env, fn_get_for_update, jread_options_handle, jkey,
+ jkey_part_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: getForUpdate
+ * Signature: (JJ[BIZZ)[B
+ */
+jbyteArray Java_org_rocksdb_Transaction_getForUpdate__JJ_3BIZZ(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jlong jread_options_handle,
+ jbyteArray jkey, jint jkey_part_len, jboolean jexclusive,
+ jboolean jdo_validate) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ FnGet fn_get_for_update =
+ std::bind<ROCKSDB_NAMESPACE::Status (ROCKSDB_NAMESPACE::Transaction::*)(
+ const ROCKSDB_NAMESPACE::ReadOptions&,
+ const ROCKSDB_NAMESPACE::Slice&, std::string*, bool, bool)>(
+ &ROCKSDB_NAMESPACE::Transaction::GetForUpdate, txn,
+ std::placeholders::_1, std::placeholders::_2, std::placeholders::_3,
+ jexclusive, jdo_validate);
+ return txn_get_helper(env, fn_get_for_update, jread_options_handle, jkey,
+ jkey_part_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: multiGetForUpdate
+ * Signature: (JJ[[B[J)[[B
+ */
+jobjectArray Java_org_rocksdb_Transaction_multiGetForUpdate__JJ_3_3B_3J(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jlong jread_options_handle,
+ jobjectArray jkey_parts, jlongArray jcolumn_family_handles) {
+ bool has_exception = false;
+ const std::vector<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>
+ column_family_handles = txn_column_families_helper(
+ env, jcolumn_family_handles, &has_exception);
+ if (has_exception) {
+ // exception thrown: OutOfMemoryError
+ return nullptr;
+ }
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ FnMultiGet fn_multi_get_for_update = std::bind<std::vector<
+ ROCKSDB_NAMESPACE::Status> (ROCKSDB_NAMESPACE::Transaction::*)(
+ const ROCKSDB_NAMESPACE::ReadOptions&,
+ const std::vector<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>&,
+ const std::vector<ROCKSDB_NAMESPACE::Slice>&, std::vector<std::string>*)>(
+ &ROCKSDB_NAMESPACE::Transaction::MultiGetForUpdate, txn,
+ std::placeholders::_1, column_family_handles, std::placeholders::_2,
+ std::placeholders::_3);
+ return txn_multi_get_helper(env, fn_multi_get_for_update,
+ jread_options_handle, jkey_parts);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: multiGetForUpdate
+ * Signature: (JJ[[B)[[B
+ */
+jobjectArray Java_org_rocksdb_Transaction_multiGetForUpdate__JJ_3_3B(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jlong jread_options_handle,
+ jobjectArray jkey_parts) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ FnMultiGet fn_multi_get_for_update = std::bind<std::vector<
+ ROCKSDB_NAMESPACE::Status> (ROCKSDB_NAMESPACE::Transaction::*)(
+ const ROCKSDB_NAMESPACE::ReadOptions&,
+ const std::vector<ROCKSDB_NAMESPACE::Slice>&, std::vector<std::string>*)>(
+ &ROCKSDB_NAMESPACE::Transaction::MultiGetForUpdate, txn,
+ std::placeholders::_1, std::placeholders::_2, std::placeholders::_3);
+ return txn_multi_get_helper(env, fn_multi_get_for_update,
+ jread_options_handle, jkey_parts);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: getIterator
+ * Signature: (JJ)J
+ */
+jlong Java_org_rocksdb_Transaction_getIterator__JJ(JNIEnv* /*env*/,
+ jobject /*jobj*/,
+ jlong jhandle,
+ jlong jread_options_handle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ auto* read_options =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ReadOptions*>(jread_options_handle);
+ return GET_CPLUSPLUS_POINTER(txn->GetIterator(*read_options));
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: getIterator
+ * Signature: (JJJ)J
+ */
+jlong Java_org_rocksdb_Transaction_getIterator__JJJ(
+ JNIEnv* /*env*/, jobject /*jobj*/, jlong jhandle,
+ jlong jread_options_handle, jlong jcolumn_family_handle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ auto* read_options =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ReadOptions*>(jread_options_handle);
+ auto* column_family_handle =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>(
+ jcolumn_family_handle);
+ return GET_CPLUSPLUS_POINTER(
+ txn->GetIterator(*read_options, column_family_handle));
+}
+
+typedef std::function<ROCKSDB_NAMESPACE::Status(
+ const ROCKSDB_NAMESPACE::Slice&, const ROCKSDB_NAMESPACE::Slice&)>
+ FnWriteKV;
+
+// TODO(AR) consider refactoring to share this between here and rocksjni.cc
+void txn_write_kv_helper(JNIEnv* env, const FnWriteKV& fn_write_kv,
+ const jbyteArray& jkey, const jint& jkey_part_len,
+ const jbyteArray& jval, const jint& jval_len) {
+ jbyte* key = env->GetByteArrayElements(jkey, nullptr);
+ if (key == nullptr) {
+ // exception thrown: OutOfMemoryError
+ return;
+ }
+ jbyte* value = env->GetByteArrayElements(jval, nullptr);
+ if (value == nullptr) {
+ // exception thrown: OutOfMemoryError
+ env->ReleaseByteArrayElements(jkey, key, JNI_ABORT);
+ return;
+ }
+ ROCKSDB_NAMESPACE::Slice key_slice(reinterpret_cast<char*>(key),
+ jkey_part_len);
+ ROCKSDB_NAMESPACE::Slice value_slice(reinterpret_cast<char*>(value),
+ jval_len);
+
+ ROCKSDB_NAMESPACE::Status s = fn_write_kv(key_slice, value_slice);
+
+ // trigger java unref on key.
+ // by passing JNI_ABORT, it will simply release the reference without
+ // copying the result back to the java byte array.
+ env->ReleaseByteArrayElements(jval, value, JNI_ABORT);
+ env->ReleaseByteArrayElements(jkey, key, JNI_ABORT);
+
+ if (s.ok()) {
+ return;
+ }
+ ROCKSDB_NAMESPACE::RocksDBExceptionJni::ThrowNew(env, s);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: put
+ * Signature: (J[BI[BIJZ)V
+ */
+void Java_org_rocksdb_Transaction_put__J_3BI_3BIJZ(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jbyteArray jkey,
+ jint jkey_part_len, jbyteArray jval, jint jval_len,
+ jlong jcolumn_family_handle, jboolean jassume_tracked) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ auto* column_family_handle =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>(
+ jcolumn_family_handle);
+ FnWriteKV fn_put =
+ std::bind<ROCKSDB_NAMESPACE::Status (ROCKSDB_NAMESPACE::Transaction::*)(
+ ROCKSDB_NAMESPACE::ColumnFamilyHandle*,
+ const ROCKSDB_NAMESPACE::Slice&, const ROCKSDB_NAMESPACE::Slice&,
+ bool)>(&ROCKSDB_NAMESPACE::Transaction::Put, txn,
+ column_family_handle, std::placeholders::_1,
+ std::placeholders::_2, jassume_tracked);
+ txn_write_kv_helper(env, fn_put, jkey, jkey_part_len, jval, jval_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: put
+ * Signature: (J[BI[BI)V
+ */
+void Java_org_rocksdb_Transaction_put__J_3BI_3BI(JNIEnv* env, jobject /*jobj*/,
+ jlong jhandle, jbyteArray jkey,
+ jint jkey_part_len,
+ jbyteArray jval,
+ jint jval_len) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ FnWriteKV fn_put =
+ std::bind<ROCKSDB_NAMESPACE::Status (ROCKSDB_NAMESPACE::Transaction::*)(
+ const ROCKSDB_NAMESPACE::Slice&, const ROCKSDB_NAMESPACE::Slice&)>(
+ &ROCKSDB_NAMESPACE::Transaction::Put, txn, std::placeholders::_1,
+ std::placeholders::_2);
+ txn_write_kv_helper(env, fn_put, jkey, jkey_part_len, jval, jval_len);
+}
+
+typedef std::function<ROCKSDB_NAMESPACE::Status(
+ const ROCKSDB_NAMESPACE::SliceParts&, const ROCKSDB_NAMESPACE::SliceParts&)>
+ FnWriteKVParts;
+
+// TODO(AR) consider refactoring to share this between here and rocksjni.cc
+void txn_write_kv_parts_helper(JNIEnv* env,
+ const FnWriteKVParts& fn_write_kv_parts,
+ const jobjectArray& jkey_parts,
+ const jint& jkey_parts_len,
+ const jobjectArray& jvalue_parts,
+ const jint& jvalue_parts_len) {
+#ifndef DEBUG
+ (void)jvalue_parts_len;
+#else
+ assert(jkey_parts_len == jvalue_parts_len);
+#endif
+
+ auto key_parts = std::vector<ROCKSDB_NAMESPACE::Slice>();
+ auto value_parts = std::vector<ROCKSDB_NAMESPACE::Slice>();
+ auto jparts_to_free = std::vector<std::tuple<jbyteArray, jbyte*, jobject>>();
+
+ // Since this is fundamentally a gather write at the RocksDB level,
+ // it seems wrong to refactor it by copying (gathering) keys and data here,
+ // in order to avoid the local reference limit.
+ // The user needs to be a aware that there is a limit to the number of parts
+ // which can be gathered.
+ if (env->EnsureLocalCapacity(jkey_parts_len + jvalue_parts_len) != 0) {
+ // no space for all the jobjects we store up
+ env->ExceptionClear();
+ ROCKSDB_NAMESPACE::RocksDBExceptionJni::ThrowNew(
+ env, "Insufficient JNI local references for " +
+ std::to_string(jkey_parts_len) + " key/value parts");
+ return;
+ }
+
+ // convert java key_parts/value_parts byte[][] to Slice(s)
+ for (jsize i = 0; i < jkey_parts_len; ++i) {
+ const jobject jobj_key_part = env->GetObjectArrayElement(jkey_parts, i);
+ if (env->ExceptionCheck()) {
+ // exception thrown: ArrayIndexOutOfBoundsException
+ free_parts(env, jparts_to_free);
+ return;
+ }
+ const jobject jobj_value_part = env->GetObjectArrayElement(jvalue_parts, i);
+ if (env->ExceptionCheck()) {
+ // exception thrown: ArrayIndexOutOfBoundsException
+ env->DeleteLocalRef(jobj_key_part);
+ free_parts(env, jparts_to_free);
+ return;
+ }
+
+ const jbyteArray jba_key_part = reinterpret_cast<jbyteArray>(jobj_key_part);
+ const jsize jkey_part_len = env->GetArrayLength(jba_key_part);
+ jbyte* jkey_part = env->GetByteArrayElements(jba_key_part, nullptr);
+ if (jkey_part == nullptr) {
+ // exception thrown: OutOfMemoryError
+ env->DeleteLocalRef(jobj_value_part);
+ env->DeleteLocalRef(jobj_key_part);
+ free_parts(env, jparts_to_free);
+ return;
+ }
+
+ const jbyteArray jba_value_part =
+ reinterpret_cast<jbyteArray>(jobj_value_part);
+ const jsize jvalue_part_len = env->GetArrayLength(jba_value_part);
+ jbyte* jvalue_part = env->GetByteArrayElements(jba_value_part, nullptr);
+ if (jvalue_part == nullptr) {
+ // exception thrown: OutOfMemoryError
+ env->DeleteLocalRef(jobj_value_part);
+ env->DeleteLocalRef(jobj_key_part);
+ env->ReleaseByteArrayElements(jba_key_part, jkey_part, JNI_ABORT);
+ free_parts(env, jparts_to_free);
+ return;
+ }
+
+ jparts_to_free.push_back(
+ std::make_tuple(jba_key_part, jkey_part, jobj_key_part));
+ jparts_to_free.push_back(
+ std::make_tuple(jba_value_part, jvalue_part, jobj_value_part));
+
+ key_parts.push_back(ROCKSDB_NAMESPACE::Slice(
+ reinterpret_cast<char*>(jkey_part), jkey_part_len));
+ value_parts.push_back(ROCKSDB_NAMESPACE::Slice(
+ reinterpret_cast<char*>(jvalue_part), jvalue_part_len));
+ }
+
+ // call the write_multi function
+ ROCKSDB_NAMESPACE::Status s = fn_write_kv_parts(
+ ROCKSDB_NAMESPACE::SliceParts(key_parts.data(), (int)key_parts.size()),
+ ROCKSDB_NAMESPACE::SliceParts(value_parts.data(),
+ (int)value_parts.size()));
+
+ // cleanup temporary memory
+ free_parts(env, jparts_to_free);
+
+ // return
+ if (s.ok()) {
+ return;
+ }
+
+ ROCKSDB_NAMESPACE::RocksDBExceptionJni::ThrowNew(env, s);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: put
+ * Signature: (J[[BI[[BIJZ)V
+ */
+void Java_org_rocksdb_Transaction_put__J_3_3BI_3_3BIJZ(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jobjectArray jkey_parts,
+ jint jkey_parts_len, jobjectArray jvalue_parts, jint jvalue_parts_len,
+ jlong jcolumn_family_handle, jboolean jassume_tracked) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ auto* column_family_handle =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>(
+ jcolumn_family_handle);
+ FnWriteKVParts fn_put_parts =
+ std::bind<ROCKSDB_NAMESPACE::Status (ROCKSDB_NAMESPACE::Transaction::*)(
+ ROCKSDB_NAMESPACE::ColumnFamilyHandle*,
+ const ROCKSDB_NAMESPACE::SliceParts&,
+ const ROCKSDB_NAMESPACE::SliceParts&, bool)>(
+ &ROCKSDB_NAMESPACE::Transaction::Put, txn, column_family_handle,
+ std::placeholders::_1, std::placeholders::_2, jassume_tracked);
+ txn_write_kv_parts_helper(env, fn_put_parts, jkey_parts, jkey_parts_len,
+ jvalue_parts, jvalue_parts_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: put
+ * Signature: (J[[BI[[BI)V
+ */
+void Java_org_rocksdb_Transaction_put__J_3_3BI_3_3BI(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jobjectArray jkey_parts,
+ jint jkey_parts_len, jobjectArray jvalue_parts, jint jvalue_parts_len) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ FnWriteKVParts fn_put_parts = std::bind<ROCKSDB_NAMESPACE::Status (
+ ROCKSDB_NAMESPACE::Transaction::*)(const ROCKSDB_NAMESPACE::SliceParts&,
+ const ROCKSDB_NAMESPACE::SliceParts&)>(
+ &ROCKSDB_NAMESPACE::Transaction::Put, txn, std::placeholders::_1,
+ std::placeholders::_2);
+ txn_write_kv_parts_helper(env, fn_put_parts, jkey_parts, jkey_parts_len,
+ jvalue_parts, jvalue_parts_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: merge
+ * Signature: (J[BI[BIJZ)V
+ */
+void Java_org_rocksdb_Transaction_merge__J_3BI_3BIJZ(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jbyteArray jkey,
+ jint jkey_part_len, jbyteArray jval, jint jval_len,
+ jlong jcolumn_family_handle, jboolean jassume_tracked) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ auto* column_family_handle =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>(
+ jcolumn_family_handle);
+ FnWriteKV fn_merge =
+ std::bind<ROCKSDB_NAMESPACE::Status (ROCKSDB_NAMESPACE::Transaction::*)(
+ ROCKSDB_NAMESPACE::ColumnFamilyHandle*,
+ const ROCKSDB_NAMESPACE::Slice&, const ROCKSDB_NAMESPACE::Slice&,
+ bool)>(&ROCKSDB_NAMESPACE::Transaction::Merge, txn,
+ column_family_handle, std::placeholders::_1,
+ std::placeholders::_2, jassume_tracked);
+ txn_write_kv_helper(env, fn_merge, jkey, jkey_part_len, jval, jval_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: merge
+ * Signature: (J[BI[BI)V
+ */
+void Java_org_rocksdb_Transaction_merge__J_3BI_3BI(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jbyteArray jkey,
+ jint jkey_part_len, jbyteArray jval, jint jval_len) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ FnWriteKV fn_merge =
+ std::bind<ROCKSDB_NAMESPACE::Status (ROCKSDB_NAMESPACE::Transaction::*)(
+ const ROCKSDB_NAMESPACE::Slice&, const ROCKSDB_NAMESPACE::Slice&)>(
+ &ROCKSDB_NAMESPACE::Transaction::Merge, txn, std::placeholders::_1,
+ std::placeholders::_2);
+ txn_write_kv_helper(env, fn_merge, jkey, jkey_part_len, jval, jval_len);
+}
+
+typedef std::function<ROCKSDB_NAMESPACE::Status(
+ const ROCKSDB_NAMESPACE::Slice&)>
+ FnWriteK;
+
+// TODO(AR) consider refactoring to share this between here and rocksjni.cc
+void txn_write_k_helper(JNIEnv* env, const FnWriteK& fn_write_k,
+ const jbyteArray& jkey, const jint& jkey_part_len) {
+ jbyte* key = env->GetByteArrayElements(jkey, nullptr);
+ if (key == nullptr) {
+ // exception thrown: OutOfMemoryError
+ return;
+ }
+ ROCKSDB_NAMESPACE::Slice key_slice(reinterpret_cast<char*>(key),
+ jkey_part_len);
+
+ ROCKSDB_NAMESPACE::Status s = fn_write_k(key_slice);
+
+ // trigger java unref on key.
+ // by passing JNI_ABORT, it will simply release the reference without
+ // copying the result back to the java byte array.
+ env->ReleaseByteArrayElements(jkey, key, JNI_ABORT);
+
+ if (s.ok()) {
+ return;
+ }
+ ROCKSDB_NAMESPACE::RocksDBExceptionJni::ThrowNew(env, s);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: delete
+ * Signature: (J[BIJZ)V
+ */
+void Java_org_rocksdb_Transaction_delete__J_3BIJZ(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jbyteArray jkey,
+ jint jkey_part_len, jlong jcolumn_family_handle, jboolean jassume_tracked) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ auto* column_family_handle =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>(
+ jcolumn_family_handle);
+ FnWriteK fn_delete =
+ std::bind<ROCKSDB_NAMESPACE::Status (ROCKSDB_NAMESPACE::Transaction::*)(
+ ROCKSDB_NAMESPACE::ColumnFamilyHandle*,
+ const ROCKSDB_NAMESPACE::Slice&, bool)>(
+ &ROCKSDB_NAMESPACE::Transaction::Delete, txn, column_family_handle,
+ std::placeholders::_1, jassume_tracked);
+ txn_write_k_helper(env, fn_delete, jkey, jkey_part_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: delete
+ * Signature: (J[BI)V
+ */
+void Java_org_rocksdb_Transaction_delete__J_3BI(JNIEnv* env, jobject /*jobj*/,
+ jlong jhandle, jbyteArray jkey,
+ jint jkey_part_len) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ FnWriteK fn_delete = std::bind<ROCKSDB_NAMESPACE::Status (
+ ROCKSDB_NAMESPACE::Transaction::*)(const ROCKSDB_NAMESPACE::Slice&)>(
+ &ROCKSDB_NAMESPACE::Transaction::Delete, txn, std::placeholders::_1);
+ txn_write_k_helper(env, fn_delete, jkey, jkey_part_len);
+}
+
+typedef std::function<ROCKSDB_NAMESPACE::Status(
+ const ROCKSDB_NAMESPACE::SliceParts&)>
+ FnWriteKParts;
+
+// TODO(AR) consider refactoring to share this between here and rocksjni.cc
+void txn_write_k_parts_helper(JNIEnv* env,
+ const FnWriteKParts& fn_write_k_parts,
+ const jobjectArray& jkey_parts,
+ const jint& jkey_parts_len) {
+ std::vector<ROCKSDB_NAMESPACE::Slice> key_parts;
+ std::vector<std::tuple<jbyteArray, jbyte*, jobject>> jkey_parts_to_free;
+
+ // convert java key_parts byte[][] to Slice(s)
+ for (jint i = 0; i < jkey_parts_len; ++i) {
+ const jobject jobj_key_part = env->GetObjectArrayElement(jkey_parts, i);
+ if (env->ExceptionCheck()) {
+ // exception thrown: ArrayIndexOutOfBoundsException
+ free_parts(env, jkey_parts_to_free);
+ return;
+ }
+
+ const jbyteArray jba_key_part = reinterpret_cast<jbyteArray>(jobj_key_part);
+ const jsize jkey_part_len = env->GetArrayLength(jba_key_part);
+ jbyte* jkey_part = env->GetByteArrayElements(jba_key_part, nullptr);
+ if (jkey_part == nullptr) {
+ // exception thrown: OutOfMemoryError
+ env->DeleteLocalRef(jobj_key_part);
+ free_parts(env, jkey_parts_to_free);
+ return;
+ }
+
+ jkey_parts_to_free.push_back(std::tuple<jbyteArray, jbyte*, jobject>(
+ jba_key_part, jkey_part, jobj_key_part));
+
+ key_parts.push_back(ROCKSDB_NAMESPACE::Slice(
+ reinterpret_cast<char*>(jkey_part), jkey_part_len));
+ }
+
+ // call the write_multi function
+ ROCKSDB_NAMESPACE::Status s = fn_write_k_parts(
+ ROCKSDB_NAMESPACE::SliceParts(key_parts.data(), (int)key_parts.size()));
+
+ // cleanup temporary memory
+ free_parts(env, jkey_parts_to_free);
+
+ // return
+ if (s.ok()) {
+ return;
+ }
+ ROCKSDB_NAMESPACE::RocksDBExceptionJni::ThrowNew(env, s);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: delete
+ * Signature: (J[[BIJZ)V
+ */
+void Java_org_rocksdb_Transaction_delete__J_3_3BIJZ(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jobjectArray jkey_parts,
+ jint jkey_parts_len, jlong jcolumn_family_handle,
+ jboolean jassume_tracked) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ auto* column_family_handle =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>(
+ jcolumn_family_handle);
+ FnWriteKParts fn_delete_parts =
+ std::bind<ROCKSDB_NAMESPACE::Status (ROCKSDB_NAMESPACE::Transaction::*)(
+ ROCKSDB_NAMESPACE::ColumnFamilyHandle*,
+ const ROCKSDB_NAMESPACE::SliceParts&, bool)>(
+ &ROCKSDB_NAMESPACE::Transaction::Delete, txn, column_family_handle,
+ std::placeholders::_1, jassume_tracked);
+ txn_write_k_parts_helper(env, fn_delete_parts, jkey_parts, jkey_parts_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: delete
+ * Signature: (J[[BI)V
+ */
+void Java_org_rocksdb_Transaction_delete__J_3_3BI(JNIEnv* env, jobject /*jobj*/,
+ jlong jhandle,
+ jobjectArray jkey_parts,
+ jint jkey_parts_len) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ FnWriteKParts fn_delete_parts = std::bind<ROCKSDB_NAMESPACE::Status (
+ ROCKSDB_NAMESPACE::Transaction::*)(const ROCKSDB_NAMESPACE::SliceParts&)>(
+ &ROCKSDB_NAMESPACE::Transaction::Delete, txn, std::placeholders::_1);
+ txn_write_k_parts_helper(env, fn_delete_parts, jkey_parts, jkey_parts_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: singleDelete
+ * Signature: (J[BIJZ)V
+ */
+void Java_org_rocksdb_Transaction_singleDelete__J_3BIJZ(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jbyteArray jkey,
+ jint jkey_part_len, jlong jcolumn_family_handle, jboolean jassume_tracked) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ auto* column_family_handle =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>(
+ jcolumn_family_handle);
+ FnWriteK fn_single_delete =
+ std::bind<ROCKSDB_NAMESPACE::Status (ROCKSDB_NAMESPACE::Transaction::*)(
+ ROCKSDB_NAMESPACE::ColumnFamilyHandle*,
+ const ROCKSDB_NAMESPACE::Slice&, bool)>(
+ &ROCKSDB_NAMESPACE::Transaction::SingleDelete, txn,
+ column_family_handle, std::placeholders::_1, jassume_tracked);
+ txn_write_k_helper(env, fn_single_delete, jkey, jkey_part_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: singleDelete
+ * Signature: (J[BI)V
+ */
+void Java_org_rocksdb_Transaction_singleDelete__J_3BI(JNIEnv* env,
+ jobject /*jobj*/,
+ jlong jhandle,
+ jbyteArray jkey,
+ jint jkey_part_len) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ FnWriteK fn_single_delete = std::bind<ROCKSDB_NAMESPACE::Status (
+ ROCKSDB_NAMESPACE::Transaction::*)(const ROCKSDB_NAMESPACE::Slice&)>(
+ &ROCKSDB_NAMESPACE::Transaction::SingleDelete, txn,
+ std::placeholders::_1);
+ txn_write_k_helper(env, fn_single_delete, jkey, jkey_part_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: singleDelete
+ * Signature: (J[[BIJZ)V
+ */
+void Java_org_rocksdb_Transaction_singleDelete__J_3_3BIJZ(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jobjectArray jkey_parts,
+ jint jkey_parts_len, jlong jcolumn_family_handle,
+ jboolean jassume_tracked) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ auto* column_family_handle =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>(
+ jcolumn_family_handle);
+ FnWriteKParts fn_single_delete_parts =
+ std::bind<ROCKSDB_NAMESPACE::Status (ROCKSDB_NAMESPACE::Transaction::*)(
+ ROCKSDB_NAMESPACE::ColumnFamilyHandle*,
+ const ROCKSDB_NAMESPACE::SliceParts&, bool)>(
+ &ROCKSDB_NAMESPACE::Transaction::SingleDelete, txn,
+ column_family_handle, std::placeholders::_1, jassume_tracked);
+ txn_write_k_parts_helper(env, fn_single_delete_parts, jkey_parts,
+ jkey_parts_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: singleDelete
+ * Signature: (J[[BI)V
+ */
+void Java_org_rocksdb_Transaction_singleDelete__J_3_3BI(JNIEnv* env,
+ jobject /*jobj*/,
+ jlong jhandle,
+ jobjectArray jkey_parts,
+ jint jkey_parts_len) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ FnWriteKParts fn_single_delete_parts = std::bind<ROCKSDB_NAMESPACE::Status (
+ ROCKSDB_NAMESPACE::Transaction::*)(const ROCKSDB_NAMESPACE::SliceParts&)>(
+ &ROCKSDB_NAMESPACE::Transaction::SingleDelete, txn,
+ std::placeholders::_1);
+ txn_write_k_parts_helper(env, fn_single_delete_parts, jkey_parts,
+ jkey_parts_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: putUntracked
+ * Signature: (J[BI[BIJ)V
+ */
+void Java_org_rocksdb_Transaction_putUntracked__J_3BI_3BIJ(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jbyteArray jkey,
+ jint jkey_part_len, jbyteArray jval, jint jval_len,
+ jlong jcolumn_family_handle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ auto* column_family_handle =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>(
+ jcolumn_family_handle);
+ FnWriteKV fn_put_untracked =
+ std::bind<ROCKSDB_NAMESPACE::Status (ROCKSDB_NAMESPACE::Transaction::*)(
+ ROCKSDB_NAMESPACE::ColumnFamilyHandle*,
+ const ROCKSDB_NAMESPACE::Slice&, const ROCKSDB_NAMESPACE::Slice&)>(
+ &ROCKSDB_NAMESPACE::Transaction::PutUntracked, txn,
+ column_family_handle, std::placeholders::_1, std::placeholders::_2);
+ txn_write_kv_helper(env, fn_put_untracked, jkey, jkey_part_len, jval,
+ jval_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: putUntracked
+ * Signature: (J[BI[BI)V
+ */
+void Java_org_rocksdb_Transaction_putUntracked__J_3BI_3BI(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jbyteArray jkey,
+ jint jkey_part_len, jbyteArray jval, jint jval_len) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ FnWriteKV fn_put_untracked =
+ std::bind<ROCKSDB_NAMESPACE::Status (ROCKSDB_NAMESPACE::Transaction::*)(
+ const ROCKSDB_NAMESPACE::Slice&, const ROCKSDB_NAMESPACE::Slice&)>(
+ &ROCKSDB_NAMESPACE::Transaction::PutUntracked, txn,
+ std::placeholders::_1, std::placeholders::_2);
+ txn_write_kv_helper(env, fn_put_untracked, jkey, jkey_part_len, jval,
+ jval_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: putUntracked
+ * Signature: (J[[BI[[BIJ)V
+ */
+void Java_org_rocksdb_Transaction_putUntracked__J_3_3BI_3_3BIJ(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jobjectArray jkey_parts,
+ jint jkey_parts_len, jobjectArray jvalue_parts, jint jvalue_parts_len,
+ jlong jcolumn_family_handle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ auto* column_family_handle =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>(
+ jcolumn_family_handle);
+ FnWriteKVParts fn_put_parts_untracked = std::bind<ROCKSDB_NAMESPACE::Status (
+ ROCKSDB_NAMESPACE::Transaction::*)(ROCKSDB_NAMESPACE::ColumnFamilyHandle*,
+ const ROCKSDB_NAMESPACE::SliceParts&,
+ const ROCKSDB_NAMESPACE::SliceParts&)>(
+ &ROCKSDB_NAMESPACE::Transaction::PutUntracked, txn, column_family_handle,
+ std::placeholders::_1, std::placeholders::_2);
+ txn_write_kv_parts_helper(env, fn_put_parts_untracked, jkey_parts,
+ jkey_parts_len, jvalue_parts, jvalue_parts_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: putUntracked
+ * Signature: (J[[BI[[BI)V
+ */
+void Java_org_rocksdb_Transaction_putUntracked__J_3_3BI_3_3BI(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jobjectArray jkey_parts,
+ jint jkey_parts_len, jobjectArray jvalue_parts, jint jvalue_parts_len) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ FnWriteKVParts fn_put_parts_untracked = std::bind<ROCKSDB_NAMESPACE::Status (
+ ROCKSDB_NAMESPACE::Transaction::*)(const ROCKSDB_NAMESPACE::SliceParts&,
+ const ROCKSDB_NAMESPACE::SliceParts&)>(
+ &ROCKSDB_NAMESPACE::Transaction::PutUntracked, txn, std::placeholders::_1,
+ std::placeholders::_2);
+ txn_write_kv_parts_helper(env, fn_put_parts_untracked, jkey_parts,
+ jkey_parts_len, jvalue_parts, jvalue_parts_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: mergeUntracked
+ * Signature: (J[BI[BIJ)V
+ */
+void Java_org_rocksdb_Transaction_mergeUntracked__J_3BI_3BIJ(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jbyteArray jkey,
+ jint jkey_part_len, jbyteArray jval, jint jval_len,
+ jlong jcolumn_family_handle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ auto* column_family_handle =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>(
+ jcolumn_family_handle);
+ FnWriteKV fn_merge_untracked =
+ std::bind<ROCKSDB_NAMESPACE::Status (ROCKSDB_NAMESPACE::Transaction::*)(
+ ROCKSDB_NAMESPACE::ColumnFamilyHandle*,
+ const ROCKSDB_NAMESPACE::Slice&, const ROCKSDB_NAMESPACE::Slice&)>(
+ &ROCKSDB_NAMESPACE::Transaction::MergeUntracked, txn,
+ column_family_handle, std::placeholders::_1, std::placeholders::_2);
+ txn_write_kv_helper(env, fn_merge_untracked, jkey, jkey_part_len, jval,
+ jval_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: mergeUntracked
+ * Signature: (J[BI[BI)V
+ */
+void Java_org_rocksdb_Transaction_mergeUntracked__J_3BI_3BI(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jbyteArray jkey,
+ jint jkey_part_len, jbyteArray jval, jint jval_len) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ FnWriteKV fn_merge_untracked =
+ std::bind<ROCKSDB_NAMESPACE::Status (ROCKSDB_NAMESPACE::Transaction::*)(
+ const ROCKSDB_NAMESPACE::Slice&, const ROCKSDB_NAMESPACE::Slice&)>(
+ &ROCKSDB_NAMESPACE::Transaction::MergeUntracked, txn,
+ std::placeholders::_1, std::placeholders::_2);
+ txn_write_kv_helper(env, fn_merge_untracked, jkey, jkey_part_len, jval,
+ jval_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: deleteUntracked
+ * Signature: (J[BIJ)V
+ */
+void Java_org_rocksdb_Transaction_deleteUntracked__J_3BIJ(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jbyteArray jkey,
+ jint jkey_part_len, jlong jcolumn_family_handle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ auto* column_family_handle =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>(
+ jcolumn_family_handle);
+ FnWriteK fn_delete_untracked = std::bind<ROCKSDB_NAMESPACE::Status (
+ ROCKSDB_NAMESPACE::Transaction::*)(ROCKSDB_NAMESPACE::ColumnFamilyHandle*,
+ const ROCKSDB_NAMESPACE::Slice&)>(
+ &ROCKSDB_NAMESPACE::Transaction::DeleteUntracked, txn,
+ column_family_handle, std::placeholders::_1);
+ txn_write_k_helper(env, fn_delete_untracked, jkey, jkey_part_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: deleteUntracked
+ * Signature: (J[BI)V
+ */
+void Java_org_rocksdb_Transaction_deleteUntracked__J_3BI(JNIEnv* env,
+ jobject /*jobj*/,
+ jlong jhandle,
+ jbyteArray jkey,
+ jint jkey_part_len) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ FnWriteK fn_delete_untracked = std::bind<ROCKSDB_NAMESPACE::Status (
+ ROCKSDB_NAMESPACE::Transaction::*)(const ROCKSDB_NAMESPACE::Slice&)>(
+ &ROCKSDB_NAMESPACE::Transaction::DeleteUntracked, txn,
+ std::placeholders::_1);
+ txn_write_k_helper(env, fn_delete_untracked, jkey, jkey_part_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: deleteUntracked
+ * Signature: (J[[BIJ)V
+ */
+void Java_org_rocksdb_Transaction_deleteUntracked__J_3_3BIJ(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jobjectArray jkey_parts,
+ jint jkey_parts_len, jlong jcolumn_family_handle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ auto* column_family_handle =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>(
+ jcolumn_family_handle);
+ FnWriteKParts fn_delete_untracked_parts =
+ std::bind<ROCKSDB_NAMESPACE::Status (ROCKSDB_NAMESPACE::Transaction::*)(
+ ROCKSDB_NAMESPACE::ColumnFamilyHandle*,
+ const ROCKSDB_NAMESPACE::SliceParts&)>(
+ &ROCKSDB_NAMESPACE::Transaction::DeleteUntracked, txn,
+ column_family_handle, std::placeholders::_1);
+ txn_write_k_parts_helper(env, fn_delete_untracked_parts, jkey_parts,
+ jkey_parts_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: deleteUntracked
+ * Signature: (J[[BI)V
+ */
+void Java_org_rocksdb_Transaction_deleteUntracked__J_3_3BI(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jobjectArray jkey_parts,
+ jint jkey_parts_len) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ FnWriteKParts fn_delete_untracked_parts =
+ std::bind<ROCKSDB_NAMESPACE::Status (ROCKSDB_NAMESPACE::Transaction::*)(
+ const ROCKSDB_NAMESPACE::SliceParts&)>(
+ &ROCKSDB_NAMESPACE::Transaction::DeleteUntracked, txn,
+ std::placeholders::_1);
+ txn_write_k_parts_helper(env, fn_delete_untracked_parts, jkey_parts,
+ jkey_parts_len);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: putLogData
+ * Signature: (J[BI)V
+ */
+void Java_org_rocksdb_Transaction_putLogData(JNIEnv* env, jobject /*jobj*/,
+ jlong jhandle, jbyteArray jkey,
+ jint jkey_part_len) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+
+ jbyte* key = env->GetByteArrayElements(jkey, nullptr);
+ if (key == nullptr) {
+ // exception thrown: OutOfMemoryError
+ return;
+ }
+
+ ROCKSDB_NAMESPACE::Slice key_slice(reinterpret_cast<char*>(key),
+ jkey_part_len);
+ txn->PutLogData(key_slice);
+
+ // trigger java unref on key.
+ // by passing JNI_ABORT, it will simply release the reference without
+ // copying the result back to the java byte array.
+ env->ReleaseByteArrayElements(jkey, key, JNI_ABORT);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: disableIndexing
+ * Signature: (J)V
+ */
+void Java_org_rocksdb_Transaction_disableIndexing(JNIEnv* /*env*/,
+ jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ txn->DisableIndexing();
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: enableIndexing
+ * Signature: (J)V
+ */
+void Java_org_rocksdb_Transaction_enableIndexing(JNIEnv* /*env*/,
+ jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ txn->EnableIndexing();
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: getNumKeys
+ * Signature: (J)J
+ */
+jlong Java_org_rocksdb_Transaction_getNumKeys(JNIEnv* /*env*/, jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ return txn->GetNumKeys();
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: getNumPuts
+ * Signature: (J)J
+ */
+jlong Java_org_rocksdb_Transaction_getNumPuts(JNIEnv* /*env*/, jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ return txn->GetNumPuts();
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: getNumDeletes
+ * Signature: (J)J
+ */
+jlong Java_org_rocksdb_Transaction_getNumDeletes(JNIEnv* /*env*/,
+ jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ return txn->GetNumDeletes();
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: getNumMerges
+ * Signature: (J)J
+ */
+jlong Java_org_rocksdb_Transaction_getNumMerges(JNIEnv* /*env*/,
+ jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ return txn->GetNumMerges();
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: getElapsedTime
+ * Signature: (J)J
+ */
+jlong Java_org_rocksdb_Transaction_getElapsedTime(JNIEnv* /*env*/,
+ jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ return txn->GetElapsedTime();
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: getWriteBatch
+ * Signature: (J)J
+ */
+jlong Java_org_rocksdb_Transaction_getWriteBatch(JNIEnv* /*env*/,
+ jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ return GET_CPLUSPLUS_POINTER(txn->GetWriteBatch());
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: setLockTimeout
+ * Signature: (JJ)V
+ */
+void Java_org_rocksdb_Transaction_setLockTimeout(JNIEnv* /*env*/,
+ jobject /*jobj*/,
+ jlong jhandle,
+ jlong jlock_timeout) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ txn->SetLockTimeout(jlock_timeout);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: getWriteOptions
+ * Signature: (J)J
+ */
+jlong Java_org_rocksdb_Transaction_getWriteOptions(JNIEnv* /*env*/,
+ jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ return GET_CPLUSPLUS_POINTER(txn->GetWriteOptions());
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: setWriteOptions
+ * Signature: (JJ)V
+ */
+void Java_org_rocksdb_Transaction_setWriteOptions(JNIEnv* /*env*/,
+ jobject /*jobj*/,
+ jlong jhandle,
+ jlong jwrite_options_handle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ auto* write_options =
+ reinterpret_cast<ROCKSDB_NAMESPACE::WriteOptions*>(jwrite_options_handle);
+ txn->SetWriteOptions(*write_options);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: undo
+ * Signature: (J[BIJ)V
+ */
+void Java_org_rocksdb_Transaction_undoGetForUpdate__J_3BIJ(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jbyteArray jkey,
+ jint jkey_part_len, jlong jcolumn_family_handle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ auto* column_family_handle =
+ reinterpret_cast<ROCKSDB_NAMESPACE::ColumnFamilyHandle*>(
+ jcolumn_family_handle);
+ jbyte* key = env->GetByteArrayElements(jkey, nullptr);
+ if (key == nullptr) {
+ // exception thrown: OutOfMemoryError
+ return;
+ }
+
+ ROCKSDB_NAMESPACE::Slice key_slice(reinterpret_cast<char*>(key),
+ jkey_part_len);
+ txn->UndoGetForUpdate(column_family_handle, key_slice);
+
+ env->ReleaseByteArrayElements(jkey, key, JNI_ABORT);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: undoGetForUpdate
+ * Signature: (J[BI)V
+ */
+void Java_org_rocksdb_Transaction_undoGetForUpdate__J_3BI(JNIEnv* env,
+ jobject /*jobj*/,
+ jlong jhandle,
+ jbyteArray jkey,
+ jint jkey_part_len) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ jbyte* key = env->GetByteArrayElements(jkey, nullptr);
+ if (key == nullptr) {
+ // exception thrown: OutOfMemoryError
+ return;
+ }
+
+ ROCKSDB_NAMESPACE::Slice key_slice(reinterpret_cast<char*>(key),
+ jkey_part_len);
+ txn->UndoGetForUpdate(key_slice);
+
+ env->ReleaseByteArrayElements(jkey, key, JNI_ABORT);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: rebuildFromWriteBatch
+ * Signature: (JJ)V
+ */
+void Java_org_rocksdb_Transaction_rebuildFromWriteBatch(
+ JNIEnv* env, jobject /*jobj*/, jlong jhandle, jlong jwrite_batch_handle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ auto* write_batch =
+ reinterpret_cast<ROCKSDB_NAMESPACE::WriteBatch*>(jwrite_batch_handle);
+ ROCKSDB_NAMESPACE::Status s = txn->RebuildFromWriteBatch(write_batch);
+ if (!s.ok()) {
+ ROCKSDB_NAMESPACE::RocksDBExceptionJni::ThrowNew(env, s);
+ }
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: getCommitTimeWriteBatch
+ * Signature: (J)J
+ */
+jlong Java_org_rocksdb_Transaction_getCommitTimeWriteBatch(JNIEnv* /*env*/,
+ jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ return GET_CPLUSPLUS_POINTER(txn->GetCommitTimeWriteBatch());
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: setLogNumber
+ * Signature: (JJ)V
+ */
+void Java_org_rocksdb_Transaction_setLogNumber(JNIEnv* /*env*/,
+ jobject /*jobj*/, jlong jhandle,
+ jlong jlog_number) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ txn->SetLogNumber(jlog_number);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: getLogNumber
+ * Signature: (J)J
+ */
+jlong Java_org_rocksdb_Transaction_getLogNumber(JNIEnv* /*env*/,
+ jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ return txn->GetLogNumber();
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: setName
+ * Signature: (JLjava/lang/String;)V
+ */
+void Java_org_rocksdb_Transaction_setName(JNIEnv* env, jobject /*jobj*/,
+ jlong jhandle, jstring jname) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ const char* name = env->GetStringUTFChars(jname, nullptr);
+ if (name == nullptr) {
+ // exception thrown: OutOfMemoryError
+ return;
+ }
+
+ ROCKSDB_NAMESPACE::Status s = txn->SetName(name);
+
+ env->ReleaseStringUTFChars(jname, name);
+
+ if (!s.ok()) {
+ ROCKSDB_NAMESPACE::RocksDBExceptionJni::ThrowNew(env, s);
+ }
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: getName
+ * Signature: (J)Ljava/lang/String;
+ */
+jstring Java_org_rocksdb_Transaction_getName(JNIEnv* env, jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ ROCKSDB_NAMESPACE::TransactionName name = txn->GetName();
+ return env->NewStringUTF(name.data());
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: getID
+ * Signature: (J)J
+ */
+jlong Java_org_rocksdb_Transaction_getID(JNIEnv* /*env*/, jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ ROCKSDB_NAMESPACE::TransactionID id = txn->GetID();
+ return static_cast<jlong>(id);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: isDeadlockDetect
+ * Signature: (J)Z
+ */
+jboolean Java_org_rocksdb_Transaction_isDeadlockDetect(JNIEnv* /*env*/,
+ jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ return static_cast<jboolean>(txn->IsDeadlockDetect());
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: getWaitingTxns
+ * Signature: (J)Lorg/rocksdb/Transaction/WaitingTransactions;
+ */
+jobject Java_org_rocksdb_Transaction_getWaitingTxns(JNIEnv* env,
+ jobject jtransaction_obj,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ uint32_t column_family_id;
+ std::string key;
+ std::vector<ROCKSDB_NAMESPACE::TransactionID> waiting_txns =
+ txn->GetWaitingTxns(&column_family_id, &key);
+ jobject jwaiting_txns =
+ ROCKSDB_NAMESPACE::TransactionJni::newWaitingTransactions(
+ env, jtransaction_obj, column_family_id, key, waiting_txns);
+ return jwaiting_txns;
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: getState
+ * Signature: (J)B
+ */
+jbyte Java_org_rocksdb_Transaction_getState(JNIEnv* /*env*/, jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ ROCKSDB_NAMESPACE::Transaction::TransactionState txn_status = txn->GetState();
+ switch (txn_status) {
+ case ROCKSDB_NAMESPACE::Transaction::TransactionState::STARTED:
+ return 0x0;
+
+ case ROCKSDB_NAMESPACE::Transaction::TransactionState::AWAITING_PREPARE:
+ return 0x1;
+
+ case ROCKSDB_NAMESPACE::Transaction::TransactionState::PREPARED:
+ return 0x2;
+
+ case ROCKSDB_NAMESPACE::Transaction::TransactionState::AWAITING_COMMIT:
+ return 0x3;
+
+ case ROCKSDB_NAMESPACE::Transaction::TransactionState::COMMITTED:
+ return 0x4;
+
+ case ROCKSDB_NAMESPACE::Transaction::TransactionState::AWAITING_ROLLBACK:
+ return 0x5;
+
+ case ROCKSDB_NAMESPACE::Transaction::TransactionState::ROLLEDBACK:
+ return 0x6;
+
+ case ROCKSDB_NAMESPACE::Transaction::TransactionState::LOCKS_STOLEN:
+ return 0x7;
+ }
+
+ assert(false);
+ return static_cast<jbyte>(-1);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: getId
+ * Signature: (J)J
+ */
+jlong Java_org_rocksdb_Transaction_getId(JNIEnv* /*env*/, jobject /*jobj*/,
+ jlong jhandle) {
+ auto* txn = reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+ uint64_t id = txn->GetId();
+ return static_cast<jlong>(id);
+}
+
+/*
+ * Class: org_rocksdb_Transaction
+ * Method: disposeInternal
+ * Signature: (J)V
+ */
+void Java_org_rocksdb_Transaction_disposeInternal(JNIEnv* /*env*/,
+ jobject /*jobj*/,
+ jlong jhandle) {
+ delete reinterpret_cast<ROCKSDB_NAMESPACE::Transaction*>(jhandle);
+}