Summary: 7d87f02799
changed WriteBatch::InsertInto(). Need to change it.
Test Plan: Run it.
Reviewers: yhchiang, ngbronson
Reviewed By: ngbronson
Subscribers: leveldb, dhruba
Differential Revision: https://reviews.facebook.net/D52353
149 lines
5.1 KiB
C++
149 lines
5.1 KiB
C++
// Copyright (c) 2014, 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::WriteBatch methods testing from Java side.
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#include <memory>
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#include "db/memtable.h"
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#include "db/write_batch_internal.h"
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#include "db/writebuffer.h"
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#include "include/org_rocksdb_WriteBatch.h"
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#include "include/org_rocksdb_WriteBatch_Handler.h"
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#include "include/org_rocksdb_WriteBatchTest.h"
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#include "include/org_rocksdb_WriteBatchTestInternalHelper.h"
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#include "rocksdb/db.h"
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#include "rocksdb/env.h"
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#include "rocksdb/immutable_options.h"
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#include "rocksdb/memtablerep.h"
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#include "rocksdb/status.h"
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#include "rocksdb/write_batch.h"
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#include "rocksjni/portal.h"
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#include "table/scoped_arena_iterator.h"
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#include "util/logging.h"
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#include "util/testharness.h"
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/*
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* Class: org_rocksdb_WriteBatchTest
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* Method: getContents
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* Signature: (Lorg/rocksdb/WriteBatch;)[B
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*/
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jbyteArray Java_org_rocksdb_WriteBatchTest_getContents(
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JNIEnv* env, jclass jclazz, jobject jobj) {
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rocksdb::WriteBatch* b = rocksdb::WriteBatchJni::getHandle(env, jobj);
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assert(b != nullptr);
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// todo: Currently the following code is directly copied from
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// db/write_bench_test.cc. It could be implemented in java once
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// all the necessary components can be accessed via jni api.
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rocksdb::InternalKeyComparator cmp(rocksdb::BytewiseComparator());
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auto factory = std::make_shared<rocksdb::SkipListFactory>();
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rocksdb::Options options;
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rocksdb::WriteBuffer wb(options.db_write_buffer_size);
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options.memtable_factory = factory;
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rocksdb::MemTable* mem = new rocksdb::MemTable(
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cmp, rocksdb::ImmutableCFOptions(options),
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rocksdb::MutableCFOptions(options, rocksdb::ImmutableCFOptions(options)),
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&wb, rocksdb::kMaxSequenceNumber);
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mem->Ref();
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std::string state;
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rocksdb::ColumnFamilyMemTablesDefault cf_mems_default(mem);
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rocksdb::Status s =
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rocksdb::WriteBatchInternal::InsertInto(b, &cf_mems_default, nullptr);
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int count = 0;
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rocksdb::Arena arena;
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rocksdb::ScopedArenaIterator iter(mem->NewIterator(
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rocksdb::ReadOptions(), &arena));
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for (iter->SeekToFirst(); iter->Valid(); iter->Next()) {
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rocksdb::ParsedInternalKey ikey;
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memset(reinterpret_cast<void*>(&ikey), 0, sizeof(ikey));
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assert(rocksdb::ParseInternalKey(iter->key(), &ikey));
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switch (ikey.type) {
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case rocksdb::kTypeValue:
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state.append("Put(");
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state.append(ikey.user_key.ToString());
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state.append(", ");
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state.append(iter->value().ToString());
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state.append(")");
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count++;
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break;
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case rocksdb::kTypeMerge:
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state.append("Merge(");
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state.append(ikey.user_key.ToString());
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state.append(", ");
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state.append(iter->value().ToString());
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state.append(")");
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count++;
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break;
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case rocksdb::kTypeDeletion:
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state.append("Delete(");
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state.append(ikey.user_key.ToString());
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state.append(")");
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count++;
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break;
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default:
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assert(false);
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break;
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}
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state.append("@");
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state.append(rocksdb::NumberToString(ikey.sequence));
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}
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if (!s.ok()) {
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state.append(s.ToString());
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} else if (count != rocksdb::WriteBatchInternal::Count(b)) {
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state.append("CountMismatch()");
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}
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delete mem->Unref();
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jbyteArray jstate = env->NewByteArray(static_cast<jsize>(state.size()));
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env->SetByteArrayRegion(jstate, 0, static_cast<jsize>(state.size()),
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reinterpret_cast<const jbyte*>(state.c_str()));
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return jstate;
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}
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/*
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* Class: org_rocksdb_WriteBatchTestInternalHelper
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* Method: setSequence
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* Signature: (Lorg/rocksdb/WriteBatch;J)V
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*/
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void Java_org_rocksdb_WriteBatchTestInternalHelper_setSequence(
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JNIEnv* env, jclass jclazz, jobject jobj, jlong jsn) {
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rocksdb::WriteBatch* wb = rocksdb::WriteBatchJni::getHandle(env, jobj);
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assert(wb != nullptr);
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rocksdb::WriteBatchInternal::SetSequence(
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wb, static_cast<rocksdb::SequenceNumber>(jsn));
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}
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/*
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* Class: org_rocksdb_WriteBatchTestInternalHelper
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* Method: sequence
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* Signature: (Lorg/rocksdb/WriteBatch;)J
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*/
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jlong Java_org_rocksdb_WriteBatchTestInternalHelper_sequence(
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JNIEnv* env, jclass jclazz, jobject jobj) {
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rocksdb::WriteBatch* wb = rocksdb::WriteBatchJni::getHandle(env, jobj);
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assert(wb != nullptr);
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return static_cast<jlong>(rocksdb::WriteBatchInternal::Sequence(wb));
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}
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/*
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* Class: org_rocksdb_WriteBatchTestInternalHelper
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* Method: append
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* Signature: (Lorg/rocksdb/WriteBatch;Lorg/rocksdb/WriteBatch;)V
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*/
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void Java_org_rocksdb_WriteBatchTestInternalHelper_append(
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JNIEnv* env, jclass jclazz, jobject jwb1, jobject jwb2) {
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rocksdb::WriteBatch* wb1 = rocksdb::WriteBatchJni::getHandle(env, jwb1);
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assert(wb1 != nullptr);
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rocksdb::WriteBatch* wb2 = rocksdb::WriteBatchJni::getHandle(env, jwb2);
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assert(wb2 != nullptr);
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rocksdb::WriteBatchInternal::Append(wb1, wb2);
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}
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