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.bookkeeper.proto;
  
  import io.netty.buffer.ByteBuf;
  import org.apache.bookkeeper.util.ByteBufList;
  
  class ResponseBuilder {
      static BookieProtocol.Response buildErrorResponse(int errorCode, BookieProtocol.Request r) {
          if (r.getOpCode() == BookieProtocol.ADDENTRY) {
              return BookieProtocol.AddResponse.create(r.getProtocolVersion(), errorCode,
                                                    r.getLedgerId(), r.getEntryId());
          } else if (r.getOpCode() == BookieProtocol.READENTRY) {
              return new BookieProtocol.ReadResponse(r.getProtocolVersion(), errorCode,
                                                     r.getLedgerId(), r.getEntryId());
          } else {
              assert(r.getOpCode() == BookieProtocol.BATCH_READ_ENTRY);
              return new BookieProtocol.BatchedReadResponse(r.getProtocolVersion(), errorCode,
                      r.getLedgerId(), r.getEntryId(), ((BookieProtocol.BatchedReadRequest) r).getRequestId());
          }
      }
  
      static BookieProtocol.Response buildAddResponse(BookieProtocol.Request r) {
          return BookieProtocol.AddResponse.create(r.getProtocolVersion(), BookieProtocol.EOK, r.getLedgerId(),
                                                r.getEntryId());
      }
  
      static BookieProtocol.Response buildReadResponse(ByteBuf data, BookieProtocol.Request r) {
          return new BookieProtocol.ReadResponse(r.getProtocolVersion(), BookieProtocol.EOK,
                  r.getLedgerId(), r.getEntryId(), data);
      }
  
      static BookieProtocol.Response buildBatchedReadResponse(ByteBufList data, BookieProtocol.BatchedReadRequest r) {
          return new BookieProtocol.BatchedReadResponse(r.getProtocolVersion(), BookieProtocol.EOK,
                  r.getLedgerId(), r.getEntryId(), r.getRequestId(), data);
      }
  }
  