/// <summary>
/// Exports a single data-class.
/// </summary>
/// <param name="cmdLine"></param>
private void ExportOneClass(ExportCommandLine cmdLine)
{
IXmlDataImex imex = ImexUtils.FindImexForDataClass(cmdLine.DataClass);
int itemsPerFile = cmdLine.ItemsPerFile > 0
? cmdLine.ItemsPerFile
: ImexUtils.GetDefaultItemsPerFile(imex.GetType());
string directory;
string baseFileName;
// if the path has no extension, assume it specifies a directory
if (string.IsNullOrEmpty(Path.GetExtension(cmdLine.Path)))
{
// use the name of the dataclass as a base filename
directory = cmdLine.Path;
baseFileName = cmdLine.DataClass;
}
else
{
// use the specified file name as the base filename
directory = Path.GetDirectoryName(cmdLine.Path);
baseFileName = Path.GetFileNameWithoutExtension(cmdLine.Path);
}
ImexUtils.Export(imex, directory, baseFileName, itemsPerFile);
}
/// <summary>
/// Imports data to the specified imex, from the specified path, which may be either a single file
/// or a directory containing a set of .xml files.
/// </summary>
/// <param name="imex"></param>
/// <param name="path"></param>
public static void Import(IXmlDataImex imex, string path)
{
Platform.CheckForNullReference(path, "path");
// determine list of source files to import
List <string> fileList = new List <string>();
if (File.Exists(path))
{
fileList.Add(path);
}
else if (Directory.Exists(path))
{
fileList.AddRange(Directory.GetFiles(path, "*.xml"));
}
else
{
throw new ArgumentException(string.Format("{0} is not a valid source file or directory.", path));
}
imex.Import(ReadSourceFiles(fileList));
}
/// <summary>
/// Executes the action specified by the command line arguments.
/// </summary>
/// <param name="cmdLine"></param>
protected override void Execute(ImportCommandLine cmdLine)
{
IXmlDataImex imex = ImexUtils.FindImexForDataClass(cmdLine.DataClass);
ImexUtils.Import(imex, cmdLine.Path);
}
/// <summary>
/// Imports data to the specified imex, from the specified path, which may be either a single file
/// or a directory containing a set of .xml files.
/// </summary>
/// <param name="imex"></param>
/// <param name="path"></param>
public static void Import(IXmlDataImex imex, string path)
{
Platform.CheckForNullReference(path, "path");
// determine list of source files to import
List<string> fileList = new List<string>();
if(File.Exists(path))
{
fileList.Add(path);
}
else if(Directory.Exists(path))
{
fileList.AddRange(Directory.GetFiles(path, "*.xml"));
}
else
throw new ArgumentException(string.Format("{0} is not a valid source file or directory.", path));
imex.Import(ReadSourceFiles(fileList));
}
/// <summary>
/// Exports data from the specified imex, to the specified directory using the specified base filename.
/// </summary>
/// <param name="imex"></param>
/// <param name="directory"></param>
/// <param name="baseFileName"></param>
/// <param name="itemsPerFile"></param>
public static void Export(IXmlDataImex imex, string directory, string baseFileName, int itemsPerFile)
{
if (!string.IsNullOrEmpty(directory) && !Directory.Exists(directory))
Directory.CreateDirectory(directory);
// set a flag indicating whether all items should be exported to a single file
bool oneFile = (itemsPerFile == 0);
// if one file, set itemsPerFile to max value (which is effectively the same thing)
if(oneFile)
itemsPerFile = int.MaxValue;
int itemCount = 0;
int fileCount = 0;
StreamWriter sw = null;
XmlTextWriter writer = null;
foreach (IExportItem item in imex.Export())
{
if(itemCount % itemsPerFile == 0)
{
// close current file
if(writer != null)
{
writer.WriteEndElement();
writer.Close();
sw.Close();
}
// start new file
string file = oneFile ? Path.Combine(directory, baseFileName)
: Path.Combine(directory, baseFileName + (++fileCount));
if (!file.EndsWith(".xml"))
file += ".xml";
// delete if already exists
File.Delete(file);
sw = new StreamWriter(File.OpenWrite(file));
writer = new XmlTextWriter(sw);
writer.Formatting = System.Xml.Formatting.Indented;
writer.WriteStartElement(RootTag);
}
item.Write(writer);
itemCount++;
}
if (writer != null)
{
writer.WriteEndElement();
writer.Close();
sw.Close();
}
}
/// <summary>
/// Exports data from the specified imex, to the specified directory using the specified base filename.
/// </summary>
/// <param name="imex"></param>
/// <param name="directory"></param>
/// <param name="baseFileName"></param>
/// <param name="itemsPerFile"></param>
public static void Export(IXmlDataImex imex, string directory, string baseFileName, int itemsPerFile)
{
if (!string.IsNullOrEmpty(directory) && !Directory.Exists(directory))
{
Directory.CreateDirectory(directory);
}
// set a flag indicating whether all items should be exported to a single file
bool oneFile = (itemsPerFile == 0);
// if one file, set itemsPerFile to max value (which is effectively the same thing)
if (oneFile)
{
itemsPerFile = int.MaxValue;
}
int itemCount = 0;
int fileCount = 0;
StreamWriter sw = null;
XmlTextWriter writer = null;
foreach (IExportItem item in imex.Export())
{
if (itemCount % itemsPerFile == 0)
{
// close current file
if (writer != null)
{
writer.WriteEndElement();
writer.Close();
sw.Close();
}
// start new file
string file = oneFile ? Path.Combine(directory, baseFileName)
: Path.Combine(directory, baseFileName + (++fileCount));
if (!file.EndsWith(".xml"))
{
file += ".xml";
}
// delete if already exists
File.Delete(file);
sw = new StreamWriter(File.OpenWrite(file));
writer = new XmlTextWriter(sw);
writer.Formatting = System.Xml.Formatting.Indented;
writer.WriteStartElement(RootTag);
}
item.Write(writer);
itemCount++;
}
if (writer != null)
{
writer.WriteEndElement();
writer.Close();
sw.Close();
}
}
