控制台应用程序：Environment.CurrentDirectory、Directory.GetCurrentDirectory()
windows服务：Environment.CurrentDirectory
windows服务安装成功后：
1. System.Diagnostics.Process.GetCurrentProcess().MainModule.FileName
2. ///
/// 获取服务应用程序的安装路径(或者当前安装目录)///
/// /// public static string GetWindowsServiceInstallPath(string ServiceName)
{
string key = @"SYSTEM\CurrentControlSet\Services\" + ServiceName;
string path = Registry.LocalMachine.OpenSubKey(key).GetValue("ImagePath").ToString();
//替换掉双引号
path = path.Replace("\"", string.Empty);
FileInfo fi = new FileInfo(path);
return fi.FullName;
//return fi.FullName.Directory.ToString();
}
//windows 服务中使用log4net
string assemblyFilePath = Assembly.GetExecutingAssembly().Location;
string assemblyDirPath = Path.GetDirectoryName(assemblyFilePath);
string configFilePath = assemblyDirPath + "//log4net.config";
DOMConfigurator.ConfigureAndWatch(new FileInfo(configFilePath));
///
<summary>
/// 获取应用程序web.config中的文件配置路径，并返回物理路径
/// 适用于web应用程序
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
public static string GetFileFullpath(string key)
{
if (string.IsNullOrEmpty(key)) return
string.Empty;
//获取应用程序的web.config中配置的路径
string appSetting =
System.Configuration.ConfigurationManager.AppSettings[key].ToString();
//如果到的路径不是物理路径，则映射为物理路径
if (!Path.IsPathRooted(appSetting))
appSetting =
System.Web.HttpContext.Current.Server.MapPath(appSetting);
return appSetting;
}
///
<summary>
/// 获取应用程序.config中的文件配置路径，并返回物理路径
/// 适用于windows服务、控制台等应用程序
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
public static string GetAssemblyPath(string key)
{
if (string.IsNullOrEmpty(key)) return
string.Empty;
//获取应用程序的web.config中配置的路径
string appSetting =
System.Configuration.ConfigurationManager.AppSettings[key].ToString();
//如果到的路径不是物理路径，则映射为物理路径
if (!Path.IsPathRooted(appSetting))
{
string assemblyPath =
System.Reflection.Assembly.GetExecutingAssembly().Location;
string dirName =
Path.GetDirectoryName(assemblyPath);
if
(dirName.IndexOf(@"\bin\Debug") > -1)
appSetting =
dirName.Replace(@"\bin\Debug", appSetting.Substring(1).Replace(@"/",
@"\"));
else
appSetting =
dirName + appSetting.Substring(1).Replace(@"/", @"\");
}
return appSetting;
}
/// <summary>
/// 获取应用程序.config中的文件配置路径，并返回物理路径
/// 适用于windows服务应用程序的成功安装之后
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
public static string GetInstallPath(string key)
{
if (string.IsNullOrEmpty(key)) return
string.Empty;
//获取应用程序的web.config中配置的路径
string appSetting =
System.Configuration.ConfigurationManager.AppSettings[key].ToString();
//如果到的路径不是物理路径，则映射为物理路径
if (!Path.IsPathRooted(appSetting))
{
string processPath =
System.Diagnostics.Process.GetCurrentProcess().MainModule.FileName;
appSetting =
processPath.Substring(0, processPath.LastIndexOf(@"\")) +
appSetting.Substring(1).Replace(@"/", @"\");
}
return appSetting;
}
转载：http://blog.csdn.net/cafuc229/article/details/7667172