package com.jspsmart.upload;

import java.io.IOException;

import java.util.*;



public class Files

{



    private SmartUpload m_parent;

    private Hashtable m_files;

    private int m_counter;



Files()

{

    m_files = new Hashtable();

    m_counter = 0;

}





protected void addFile(File newFile)

{

    if (newFile == null)

    {

        throw new IllegalArgumentException("newFile cannot be null.");

    }

    else

    {

        m_files.put(new Integer(m_counter), newFile);

        m_counter++;

        return;

    }

}





public Collection getCollection()

{

    return m_files.values();

}





public int getCount()

{

    return m_counter;

}





public Enumeration getEnumeration()

{

    return m_files.elements();

}





public File getFile(int index)

{

    if (index < 0)

        throw new IllegalArgumentException("File's index cannot be a negative value (1210).");

    File retval = (File) m_files.get(new Integer(index));

    if (retval == null)

        throw new IllegalArgumentException("Files' name is invalid or does not exist (1205).");

    else

        return retval;

}





public long getSize() throws IOException

{

    long tmp = 0L;

    for (int i = 0; i < m_counter; i++)

        tmp += getFile(i).getSize();



    return tmp;

}

}