https://avro.apache.org: Avro core components (The Apache Software Foundation) 
/*
 * 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
 *
 * https://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.avro.file;

import java.io.IOException;

public interface Syncable {

  
Sync the file to disk. On supported platforms, this method behaves like POSIX
fsync and syncs all underlying OS buffers for this file
descriptor to disk. On these platforms, if this method returns, the data
written to this instance is guaranteed to be persisted on disk.

Throws:
  • IOException – - if an error occurred while attempting to sync the data
                    to disk.
/**
   * Sync the file to disk. On supported platforms, this method behaves like POSIX
   * <code>fsync</code> and syncs all underlying OS buffers for this file
   * descriptor to disk. On these platforms, if this method returns, the data
   * written to this instance is guaranteed to be persisted on disk.
   *
   * @throws IOException - if an error occurred while attempting to sync the data
   *                     to disk.
   */
  void sync() throws IOException;
}