Function Java_org_rocksdb_RocksIterator_key0

java/rocksjni/iterator.cc:150–164

* Class: org_rocksdb_RocksIterator * Method: key0 * Signature: (J)[B */

 * Signature: (J)[B
 */
jbyteArray Java_org_rocksdb_RocksIterator_key0(JNIEnv* env, jobject /*jobj*/,
                                               jlong handle) {
  auto* it = reinterpret_cast<rocksdb::Iterator*>(handle);
  rocksdb::Slice key_slice = it->key();

  jbyteArray jkey = env->NewByteArray(static_cast<jsize>(key_slice.size()));
  if (jkey == nullptr) {
    // exception thrown: OutOfMemoryError
    return nullptr;
  }
  env->SetByteArrayRegion(
      jkey, 0, static_cast<jsize>(key_slice.size()),
      const_cast<jbyte*>(reinterpret_cast<const jbyte*>(key_slice.data())));
  return jkey;
}

/*
 * Class:     org_rocksdb_RocksIterator