import java.util.Vector;
//Stores data to be uploaded
//Instead of passing lots of data to a method, can store them all inside this class
//Then loop through the collection
public class scriptUploadData
{
	
	private static final String JPG = "image/jpg"; //Instead of knowing the content type, can use scriptUploadData.JPG
	private static final String JPEG = "image/jpeg";
	private static final String GIF = "image/gif";
	private static final String HTML_XHTML = "text/html"; //HTML is reserved, so had to give it a different name
	
	private Vector vecData = null;
	private Vector vecRef = null;
	private Vector vecFileName = null;
	private Vector vecContentType = null;

	//Create a default object with room for two items
	public scriptUploadData ()
	{
		
		vecData = new Vector(2);
		vecRef = new Vector(2);
		vecFileName = new Vector(2);
		vecContentType = new Vector(2);
		
	}
	//Create an object with room for n items
	public scriptUploadData (int amount)
	{
		
		vecData = new Vector(amount);
		vecRef = new Vector(amount);
		vecFileName = new Vector(amount);
		vecContentType = new Vector(amount);
		
	}
	
	public int size ()
	{
		return vecData.size();
	}
	
	private boolean isValidIndex (int index)
	{
		
		if (index < 0 || index > (size() - 1))
		{
			return false;
		}
		
		return true;
		
	}
	
	public byte[] getDataAt (int index)
	{
		
		if (isValidIndex(index))
		{
			return (byte[])vecData.elementAt(index);
		}
		
		return null;
		
	}
	
	public String getRefAt (int index)
	{
		
		if (isValidIndex(index))
		{
			return (String)vecRef.elementAt(index);
		}
		
		return null;
				
	}
	
	public String getFileNameAt (int index)
	{
		
		if (isValidIndex(index))
		{
			return (String)vecFileName.elementAt(index);
		}
		
		return null;
		
	}
	
	public String getContentTypeAt (int index)
	{
		
		if (isValidIndex(index))
		{
			return (String)vecContentType.elementAt(index);
		}
		
		return null;
		
	}
	
	public void put (byte[] data, String strRef, String strFileName, String strContentType)
	{
		
		vecData.addElement(data); //The raw item
		vecRef.addElement(strRef); //The name that the script will use to reference this item
		vecFileName.addElement(strFileName); //The address of the file on the computer
		vecContentType.addElement(strContentType);		 //The content type (e.g. image/jpg)
		
	}
	
}