public override bool TryPrepareApplicationDirectory(out string error)
{
string upgradeApplicationDirectory = ProductUpgraderInfo.GetUpgradeApplicationDirectory();
Exception deleteDirectoryException;
if (this.FileSystem.DirectoryExists(upgradeApplicationDirectory) &&
!this.FileSystem.TryDeleteDirectory(upgradeApplicationDirectory, out deleteDirectoryException))
{
error = $"Failed to delete {upgradeApplicationDirectory} - {deleteDirectoryException.Message}";
this.TraceException(deleteDirectoryException, nameof(this.TryPrepareApplicationDirectory), $"Error deleting {upgradeApplicationDirectory}.");
return(false);
}
if (!this.FileSystem.TryCreateOrUpdateDirectoryToAdminModifyPermissions(
this.Tracer,
upgradeApplicationDirectory,
out error))
{
return(false);
}
error = null;
return(true);
}