github.com/zuoyebang/bitalosdb@v1.1.1-0.20240516111551-79a8c4d8ce20/bitpage/page_writer.go (about)

     1  // Copyright 2021 The Bitalosdb author(hustxrb@163.com) and other contributors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package bitpage
    16  
    17  type PageWriter struct {
    18  	p        *page
    19  	Sentinel []byte
    20  }
    21  
    22  func (w *PageWriter) Set(key internalKey, value []byte) error {
    23  	return w.p.set(key, value)
    24  }
    25  
    26  func (w *PageWriter) UpdateMetaTimestamp() {
    27  	w.p.bp.meta.updatePagemetaTimestamp(w.p.pn)
    28  }
    29  
    30  func (w *PageWriter) FlushFinish() error {
    31  	return w.p.memFlushFinish()
    32  }
    33  
    34  func (w *PageWriter) MaybePageFlush(size uint64) bool {
    35  	return w.p.maybeScheduleFlush(size, false)
    36  }