content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.apache.distributedlog.impl.logsegment;
  
  import com.google.common.annotations.VisibleForTesting;
  import io.netty.buffer.ByteBuf;
  import org.apache.bookkeeper.client.AsyncCallback;
  import org.apache.bookkeeper.client.LedgerHandle;
  import org.apache.distributedlog.logsegment.LogSegmentEntryWriter;
  
  
  /**
   * Ledger based log segment entry writer.
   */
  public class BKLogSegmentEntryWriter implements LogSegmentEntryWriter {
  
      private final LedgerHandle lh;
  
      public BKLogSegmentEntryWriter(LedgerHandle lh) {
          this.lh = lh;
      }
  
      @VisibleForTesting
      public LedgerHandle getLedgerHandle() {
          return this.lh;
      }
  
      @Override
      public long getLogSegmentId() {
          return lh.getId();
      }
  
      @Override
      public void asyncClose(AsyncCallback.CloseCallback callback, Object ctx) {
          lh.asyncClose(callback, ctx);
      }
  
      @Override
      public void asyncAddEntry(ByteBuf entry,
                                AsyncCallback.AddCallback callback, Object ctx) {
          lh.asyncAddEntry(entry, callback, ctx);
      }
  
      @Override
      public long size() {
          return lh.getLength();
      }
  }
  