zxing/csharp/ReaderException.cs

using System;

/*
 * 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.
 */

namespace com.google.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.
	/// 
	/// @author Sean Owen
	/// </summary>
	public abstract class ReaderException : Exception
	{

	  internal ReaderException()
	  {
		// do nothing
	  }

	  // Prevent stack traces from being taken
	  // srowen says: huh, my IDE is saying this is not an override. native methods can't be overridden?
	  // This, at least, does not hurt. Because we use a singleton pattern here, it doesn't matter anyhow.
	  public Exception fillInStackTrace()
	  {
		return null;
	  }

	}

}