#region Apache License
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//
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// Licensed to the Apache Software Foundation (ASF) under one or more
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// contributor license agreements. See the NOTICE file distributed with
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// this work for additional information regarding copyright ownership.
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// The ASF licenses this file to you under the Apache License, Version 2.0
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// (the "License"); you may not use this file except in compliance with
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// the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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#endregion
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using System;
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using System.IO;
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using System.Text;
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using log4net.Core;
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namespace log4net.Util
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{
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/// <summary>
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/// A <see cref="TextWriter"/> that ignores the <see cref="Close"/> message
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/// </summary>
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/// <remarks>
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/// <para>
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/// This writer is used in special cases where it is necessary
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/// to protect a writer from being closed by a client.
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/// </para>
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/// </remarks>
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/// <author>Nicko Cadell</author>
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public class ProtectCloseTextWriter : TextWriterAdapter
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{
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#region Public Instance Constructors
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/// <summary>
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/// Constructor
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/// </summary>
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/// <param name="writer">the writer to actually write to</param>
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/// <remarks>
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/// <para>
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/// Create a new ProtectCloseTextWriter using a writer
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/// </para>
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/// </remarks>
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public ProtectCloseTextWriter(TextWriter writer) : base(writer)
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{
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}
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#endregion Public Instance Constructors
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#region Public Properties
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/// <summary>
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/// Attach this instance to a different underlying <see cref="TextWriter"/>
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/// </summary>
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/// <param name="writer">the writer to attach to</param>
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/// <remarks>
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/// <para>
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/// Attach this instance to a different underlying <see cref="TextWriter"/>
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/// </para>
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/// </remarks>
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public void Attach(TextWriter writer)
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{
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this.Writer = writer;
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}
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#endregion
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#region Override Implementation of TextWriter
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/// <summary>
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/// Does not close the underlying output writer.
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/// </summary>
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/// <remarks>
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/// <para>
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/// Does not close the underlying output writer.
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/// This method does nothing.
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/// </para>
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/// </remarks>
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override public void Close()
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{
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// do nothing
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}
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#endregion Public Instance Methods
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}
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}
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