| #region Apache License |
| // |
| // 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. |
| // |
| #endregion |
| |
| using System; |
| |
| using log4net.Util.TypeConverters; |
| |
| namespace log4net.Layout |
| { |
| /// <summary> |
| /// Type converter for the <see cref="IRawLayout"/> interface |
| /// </summary> |
| /// <remarks> |
| /// <para> |
| /// Used to convert objects to the <see cref="IRawLayout"/> interface. |
| /// Supports converting from the <see cref="ILayout"/> interface to |
| /// the <see cref="IRawLayout"/> interface using the <see cref="Layout2RawLayoutAdapter"/>. |
| /// </para> |
| /// </remarks> |
| /// <author>Nicko Cadell</author> |
| /// <author>Gert Driesen</author> |
| public class RawLayoutConverter : IConvertFrom |
| { |
| #region Override Implementation of IRawLayout |
| |
| /// <summary> |
| /// Can the sourceType be converted to an <see cref="IRawLayout"/> |
| /// </summary> |
| /// <param name="sourceType">the source to be to be converted</param> |
| /// <returns><c>true</c> if the source type can be converted to <see cref="IRawLayout"/></returns> |
| /// <remarks> |
| /// <para> |
| /// Test if the <paramref name="sourceType"/> can be converted to a |
| /// <see cref="IRawLayout"/>. Only <see cref="ILayout"/> is supported |
| /// as the <paramref name="sourceType"/>. |
| /// </para> |
| /// </remarks> |
| public bool CanConvertFrom(Type sourceType) |
| { |
| // Accept an ILayout object |
| return (typeof(ILayout).IsAssignableFrom(sourceType)); |
| } |
| |
| /// <summary> |
| /// Convert the value to a <see cref="IRawLayout"/> object |
| /// </summary> |
| /// <param name="source">the value to convert</param> |
| /// <returns>the <see cref="IRawLayout"/> object</returns> |
| /// <remarks> |
| /// <para> |
| /// Convert the <paramref name="source"/> object to a |
| /// <see cref="IRawLayout"/> object. If the <paramref name="source"/> object |
| /// is a <see cref="ILayout"/> then the <see cref="Layout2RawLayoutAdapter"/> |
| /// is used to adapt between the two interfaces, otherwise an |
| /// exception is thrown. |
| /// </para> |
| /// </remarks> |
| public object ConvertFrom(object source) |
| { |
| ILayout layout = source as ILayout; |
| if (layout != null) |
| { |
| return new Layout2RawLayoutAdapter(layout); |
| } |
| throw ConversionNotSupportedException.Create(typeof(IRawLayout), source); |
| } |
| |
| #endregion |
| } |
| } |