/// <summary>
/// 使用特定的执行上下文执行服务。
/// </summary>
/// <param name="context">执行上下文。</param>
protected override void ExecuteCore(DataPumpControllableExecutionContext context)
{
SourceFileItem source = context.Source;
if (source.ItemType != SourceFileItemType.FileExtension)
{
throw new InvalidOperationException("Only support FileExtension");
}
MTPDevice mtpDevice = GetMTPDevice();
if (mtpDevice == null)
{
return;
}
//2.解析文件类型和文件后缀名列表
var filetype = Regex.Match(source.Config, @"^\$(\S+),").Groups[1].Value;
var extensions = source.Config.Substring(filetype.Length).Split(';').Select(ex => string.Format(".{0}", ex));
//3.获取文件列表
var fileNodes = mtpDevice.GetFiles(extensions);
//4.拷贝文件
String sourcePath;
String destPath;
foreach (var fileNode in fileNodes)
{
sourcePath = fileNode.GetFullPath();
destPath = Path.Combine(Metadata.SourceStorePath, filetype, sourcePath);
FileHelper.CreateDirectory(destPath);
if (MtpDeviceManager.Instance.CopyFileFromDevice(mtpDevice, fileNode, destPath))
{
var copyfile = new FileInfo(Path.Combine(destPath, fileNode.Name));
if (copyfile.Exists)
{
//修改文件的 创建时间、最后修改时间、最后访问时间
MtpDeviceManager.Instance.GetDate(mtpDevice, fileNode);
File.SetCreationTime(copyfile.FullName, CovertMTPDateTime(fileNode.DateCreated));
File.SetLastWriteTime(copyfile.FullName, CovertMTPDateTime(fileNode.DateModified));
File.SetLastAccessTime(copyfile.FullName, CovertMTPDateTime(fileNode.DateAuthored));
}
}
}
}