/// <summary>
/// DataSet输出XML格式文档
/// </summary>
/// <param name="filepath">XML文件路径</param>
public static void WriteDataSetToXml(string filepath)
{
DataSet ds = new DataSet();
EKFile.GetMapPath(filepath);
//创建XML对象
XmlTextWriter xml = new XmlTextWriter(filepath, Encoding.Default);
try
{
//设置返回格式
xml.Formatting = Formatting.Indented;
xml.Indentation = 4;//缩进
xml.IndentChar = ' ';
xml.WriteStartDocument();
//输出XML格式数据 到客户端
ds.WriteXml(xml);
}
catch
{
}
finally
{
xml.Flush();
xml.Close();
}
}
/// <summary>
/// 删除目录，目录下存在文件．全部删除．但不删除本身目录
/// </summary>
/// <param name="Path"></param>
/// <returns></returns>
public static int DeleteDirectoryAnd(string Path)
{
int fileNum = 0;
string[] fileList = System.IO.Directory.GetFileSystemEntries(Path);
// 遍历所有的文件和目录
foreach (string file in fileList)
{
if (System.IO.Directory.Exists(file))
{
DeleteDirectoryAnd(file);
}
else
{
fileNum++;
EKFile.DeleteFile(file);
}
}
return(fileNum);
}
/// <summary>
/// 打开数据库
/// </summary>
private static void openConnection()
{
if (conn.State == ConnectionState.Closed)
{
string conStr = @"Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" + EKFile.GetMapPath("/") + ConnectString + ";";
if (Password == "")
{
conStr += "Persist Security Info=False;";
}
else
{
conStr += "Jet OLEDB:Database PassWord="******"";
}
conn.ConnectionString = conStr;
comm.Connection = conn;
try
{
conn.Open();
}
catch (Exception e)
{ throw new Exception(e.Message); }
}
}