ICODEBROKER

■ Uri 클래스 : MakeRelativeUri 메소드를 사용해 상대 디렉토리 경로 구하기 예제

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using System;

string relativeDirectoryPath = GetRelativeDirectoryPath(Environment.CurrentDirectory, "d:\\temp");

Console.WriteLine(relativeDirectoryPath);

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■ Uri 클래스 : MakeRelativeUri 메소드를 사용해 상대 디렉토리 경로 구하기

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using System;

using System.IO;

#region 상대 디렉토리 경로 구하기 - GetRelativePath(baseDirectoryPath, sourceDirectoryPath)

/// <summary>

/// 상대 디렉토리 경로 구하기

/// </summary>

/// <param name="baseDirectoryPath">기준 절대 디렉토리 경로</param>

/// <param name="sourceDirectoryPath">소스 절대 디렉토리 경로</param>

/// <returns>상대 디렉토리 경로</returns>

public string GetRelativeDirectoryPath(string baseDirectoryPath, string sourceDirectoryPath)

{

    if(string.IsNullOrWhiteSpace(baseDirectoryPath))

    {

        throw new ArgumentNullException("baseDirectoryPath IS NULL OR WHITESPACE STRING");

    }

    if(string.IsNullOrWhiteSpace(sourceDirectoryPath))

    {

        throw new ArgumentNullException("sourceDirectoryPath IS NULL OR WHITESPACE STRING");

    }

    if(Path.GetPathRoot(baseDirectoryPath) != Path.GetPathRoot(sourceDirectoryPath))

    {

        throw new ArgumentException("CAN NOT PROCESS AS DIFFERENT ROOT PATH");

    }

    if(!Path.IsPathRooted(baseDirectoryPath))

    {

        throw new ArgumentException("baseDirectoryPath IS NOT ABSOLUTE PATH");

    }

    if(!Path.IsPathRooted(sourceDirectoryPath))

    {

        throw new ArgumentException("sourceDirectoryPath IS NOT ABSOLUTE PATH");

    }

    baseDirectoryPath   = baseDirectoryPath.Trim();

    sourceDirectoryPath = sourceDirectoryPath.Trim();

    if(Directory.Exists(baseDirectoryPath + Path.DirectorySeparatorChar))

    {

        baseDirectoryPath = baseDirectoryPath + Path.DirectorySeparatorChar;

    }

    if(Directory.Exists(sourceDirectoryPath + Path.DirectorySeparatorChar))

    {

        sourceDirectoryPath = sourceDirectoryPath + Path.DirectorySeparatorChar;

    }

    Uri baseURI = new Uri(baseDirectoryPath);

    Uri sourceAbsoluteURI = new Uri(sourceDirectoryPath);

    Uri sourceRelativeURI = baseURI.MakeRelativeUri(sourceAbsoluteURI);

    string relativePath = Uri.UnescapeDataString(sourceRelativeURI.ToString());

    return relativePath.Replace('/', Path.DirectorySeparatorChar);

}

#endregion

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