ceph/src/rocksdb/java/rocksjni/cassandra_value_operator.cc

   1 //  Copyright (c) 2017-present, Facebook, Inc.  All rights reserved.
   2 //  This source code is licensed under both the GPLv2 (found in the
   3 //  COPYING file in the root directory) and Apache 2.0 License
   4 //  (found in the LICENSE.Apache file in the root directory).
   5
   6 #include <jni.h>
   7 #include <stdio.h>
   8 #include <stdlib.h>
   9
  10 #include <memory>
  11 #include <string>
  12
  13 #include "include/org_rocksdb_CassandraValueMergeOperator.h"
  14 #include "rocksdb/db.h"
  15 #include "rocksdb/memtablerep.h"
  16 #include "rocksdb/merge_operator.h"
  17 #include "rocksdb/options.h"
  18 #include "rocksdb/slice_transform.h"
  19 #include "rocksdb/statistics.h"
  20 #include "rocksdb/table.h"
  21 #include "rocksjni/cplusplus_to_java_convert.h"
  22 #include "rocksjni/portal.h"
  23 #include "utilities/cassandra/merge_operator.h"
  24
  25 /*
  26  * Class:     org_rocksdb_CassandraValueMergeOperator
  27  * Method:    newSharedCassandraValueMergeOperator
  28  * Signature: (II)J
  29  */
  30 jlong Java_org_rocksdb_CassandraValueMergeOperator_newSharedCassandraValueMergeOperator(
  31     JNIEnv* /*env*/, jclass /*jclazz*/, jint gcGracePeriodInSeconds,
  32     jint operands_limit) {
  33   auto* op = new std::shared_ptr<ROCKSDB_NAMESPACE::MergeOperator>(
  34       new ROCKSDB_NAMESPACE::cassandra::CassandraValueMergeOperator(
  35           gcGracePeriodInSeconds, operands_limit));
  36   return GET_CPLUSPLUS_POINTER(op);
  37 }
  38
  39 /*
  40  * Class:     org_rocksdb_CassandraValueMergeOperator
  41  * Method:    disposeInternal
  42  * Signature: (J)V
  43  */
  44 void Java_org_rocksdb_CassandraValueMergeOperator_disposeInternal(
  45     JNIEnv* /*env*/, jobject /*jobj*/, jlong jhandle) {
  46   auto* op =
  47       reinterpret_cast<std::shared_ptr<ROCKSDB_NAMESPACE::MergeOperator>*>(
  48           jhandle);
  49   delete op;
  50 }