| using System; |
| using System.Collections.Generic; |
| |
| namespace Lucene.Net.Store |
| { |
| /* |
| * 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. |
| */ |
| |
| /// <summary> |
| /// Directory implementation that delegates calls to another directory. |
| /// This class can be used to add limitations on top of an existing |
| /// <see cref="Directory"/> implementation such as |
| /// rate limiting (<see cref="RateLimitedDirectoryWrapper"/>) or to add additional |
| /// sanity checks for tests. However, if you plan to write your own |
| /// <see cref="Directory"/> implementation, you should consider extending directly |
| /// <see cref="Directory"/> or <see cref="BaseDirectory"/> rather than try to reuse |
| /// functionality of existing <see cref="Directory"/>s by extending this class. |
| /// <para/> |
| /// @lucene.internal |
| /// </summary> |
| public class FilterDirectory : Directory |
| { |
| protected readonly Directory m_input; |
| |
| /// <summary> |
| /// Sole constructor, typically called from sub-classes. </summary> |
| protected FilterDirectory(Directory @in) |
| { |
| this.m_input = @in; |
| } |
| |
| /// <summary> |
| /// Return the wrapped <see cref="Directory"/>. </summary> |
| public Directory Delegate => m_input; |
| |
| public override string[] ListAll() |
| { |
| return m_input.ListAll(); |
| } |
| |
| [Obsolete("this method will be removed in 5.0")] |
| public override bool FileExists(string name) |
| { |
| return m_input.FileExists(name); |
| } |
| |
| public override void DeleteFile(string name) |
| { |
| m_input.DeleteFile(name); |
| } |
| |
| public override long FileLength(string name) |
| { |
| return m_input.FileLength(name); |
| } |
| |
| public override IndexOutput CreateOutput(string name, IOContext context) |
| { |
| return m_input.CreateOutput(name, context); |
| } |
| |
| public override void Sync(ICollection<string> names) |
| { |
| m_input.Sync(names); |
| } |
| |
| public override IndexInput OpenInput(string name, IOContext context) |
| { |
| return m_input.OpenInput(name, context); |
| } |
| |
| public override Lock MakeLock(string name) |
| { |
| return m_input.MakeLock(name); |
| } |
| |
| public override void ClearLock(string name) |
| { |
| m_input.ClearLock(name); |
| } |
| |
| protected override void Dispose(bool disposing) |
| { |
| if (disposing) |
| { |
| m_input.Dispose(); |
| } |
| } |
| |
| public override void SetLockFactory(LockFactory lockFactory) |
| { |
| m_input.SetLockFactory(lockFactory); |
| } |
| |
| public override string GetLockID() |
| { |
| return m_input.GetLockID(); |
| } |
| |
| public override LockFactory LockFactory => m_input.LockFactory; |
| |
| public override string ToString() |
| { |
| return this.GetType().Name + "(" + m_input.ToString() + ")"; |
| } |
| } |
| } |