// destroyOptions destroys the options used for creating, reading, and writing
// from the db. It is meant to be used in conjunction with createOptions.
func (r *RocksDB) destroyOptions() {
C.rocksdb_options_destroy(r.opts)
C.rocksdb_readoptions_destroy(r.rOpts)
C.rocksdb_writeoptions_destroy(r.wOpts)
r.opts = nil
r.rOpts = nil
r.wOpts = nil
}
// destroyOptions destroys the options used for creating, reading, and writing
// from the db. It is meant to be used in conjunction with createOptions.
func (r *RocksDB) destroyOptions() {
// The merge operator is stored inside of r.opts as a std::shared_ptr,
// so it will actually be freed automatically.
// Calling rocksdb_mergeoperator_destroy will ignore that shared_ptr,
// and a subsequent rocksdb_options_destroy would segfault.
// The following line zeroes the shared_ptr instead, effectively
// deallocating the merge operator if one is set.
C.rocksdb_options_set_merge_operator(r.opts, nil)
C.rocksdb_options_destroy(r.opts)
C.rocksdb_readoptions_destroy(r.rOpts)
C.rocksdb_writeoptions_destroy(r.wOpts)
r.mergeOperator = nil
r.opts = nil
r.rOpts = nil
r.wOpts = nil
}
// destroyOptions destroys the options used for creating, reading, and writing
// from the db. It is meant to be used in conjunction with createOptions.
func (r *RocksDB) destroyOptions() {
// The merge operator and compaction filter are stored inside of
// r.opts using std::shared_ptrs, so they'll be freed
// automatically. Calling the *_destroy methods directly would
// ignore the shared_ptrs, and a subsequent rocksdb_options_destroy
// would segfault. The following lines zero the shared_ptrs instead,
// which deletes the underlying values.
C.rocksdb_options_set_merge_operator(r.opts, nil)
C.rocksdb_options_set_compaction_filter_factory(r.opts, nil)
C.rocksdb_options_destroy(r.opts)
C.rocksdb_readoptions_destroy(r.rOpts)
C.rocksdb_writeoptions_destroy(r.wOpts)
r.mergeOperator = nil
r.compactionFilterFactory = nil
r.opts = nil
r.rOpts = nil
r.wOpts = nil
}
func (db *DB) Close() {
if db.db != nil {
C.rocksdb_close(db.db)
db.db = nil
if db.opt != nil {
C.rocksdb_options_destroy(db.opt)
}
if db.rOpt != nil {
C.rocksdb_readoptions_destroy(db.rOpt)
}
if db.wOpt != nil {
C.rocksdb_writeoptions_destroy(db.wOpt)
}
if db.cache != nil {
C.rocksdb_cache_destroy(db.cache)
}
if db.fp != nil {
C.rocksdb_filterpolicy_destroy(db.fp)
}
}
}
// Close deallocates the WriteOptions, freeing its underlying C struct.
func (wo *WriteOptions) Close() {
C.rocksdb_writeoptions_destroy(wo.Opt)
}
// Destroy deallocates the WriteOptions object.
func (opts *WriteOptions) Destroy() {
C.rocksdb_writeoptions_destroy(opts.c)
opts.c = nil
}
// Release deallocates the WriteOptions object.
func (o *WriteOptions) Release() {
C.rocksdb_writeoptions_destroy(o.c)
o.c = nil
}
// Destroy deallocates the WriteOptions object.
func (self *WriteOptions) Destroy() {
C.rocksdb_writeoptions_destroy(self.c)
self.c = nil
}