添加项目文件。

zxing.core/xx/ReaderException.cs

@@ -0,0 +1,57 @@
+/*
+* Copyright 2007 ZXing authors
+*
+* Licensed 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.
+*/
+
+using System;
+
+namespace ZXing
+{
+	/// <summary>
+	/// The general exception class throw when something goes wrong during decoding of a barcode.
+	/// This includes, but is not limited to, failing checksums / error correction algorithms, being
+	/// unable to locate finder timing patterns, and so on.
+	/// </summary>
+	/// <author>Sean Owen</author>
+	public class ReaderException : Exception
+	{
+      /// <summary>
+      /// Gets the instance.
+      /// </summary>
+		public static ReaderException Instance
+		{
+			get
+			{
+				return new ReaderException();
+			}
+
+		}
+
+      /// <summary>
+      /// Initializes a new instance of the <see cref="ReaderException"/> class.
+      /// </summary>
+		protected ReaderException()
+		{
+		}
+
+      /// <summary>
+      /// Initializes a new instance of the <see cref="ReaderException"/> class.
+      /// </summary>
+      /// <param name="innerException">The inner exception.</param>
+      protected ReaderException(Exception innerException)
+         : base(innerException.Message, innerException)
+      {
+      }
+	}
+}