public void AddFile(File file)
{
if (file == null)
{
throw new ArgumentNullException("File can not be null!");
}
if (this.files.Length == this.fileIndex)
{
ResizeFileContainer();
}
this.files[fileIndex] = file;
this.fileIndex++;
}
private void ResizeFileContainer()
{
var doubleSize = this.files.Length * 2;
var doubleSizedFileContainer = new File[doubleSize];
for (int i = 0, len = this.files.Length; i < len; i++)
{
doubleSizedFileContainer[i] = this.files[i];
}
this.files = doubleSizedFileContainer;
}