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CsvFormatter.cs
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CsvFormatter.cs
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/*
// <copyright>
// dotNetRDF is free and open source software licensed under the MIT License
// -------------------------------------------------------------------------
//
// Copyright (c) 2009-2021 dotNetRDF Project (http://dotnetrdf.org/)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is furnished
// to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
// </copyright>
*/
using System;
using System.Linq;
namespace VDS.RDF.Writing.Formatting
{
/// <summary>
/// Formatter for generating CSV.
/// </summary>
public class CsvFormatter
: BaseFormatter
{
/// <summary>
/// Creates a new CSV Formatter.
/// </summary>
public CsvFormatter()
: base("CSV") { }
/// <summary>
/// Formats URIs for CSV output.
/// </summary>
/// <param name="u">URI.</param>
/// <param name="segment">Triple Segment.</param>
/// <returns></returns>
protected override string FormatUriNode(IUriNode u, TripleSegment? segment)
{
return FormatUri(u.Uri);
}
/// <summary>
/// Formats Literals for CSV output.
/// </summary>
/// <param name="l">Literal.</param>
/// <param name="segment">Triple Segment.</param>
/// <returns></returns>
protected override string FormatLiteralNode(ILiteralNode l, TripleSegment? segment)
{
String value = l.Value;
if (value.Contains('"') || value.Contains(',') || value.Contains('\n') || value.Contains('\r'))
{
return '"' + value.Replace("\"", "\"\"") + '"';
}
else if (value.Equals(String.Empty))
{
return "\"\"";
}
else
{
return value;
}
}
}
}