public MultipleHtmlAttribute(String attributeValue) 
{
        this.attributeSet = new LinkedHashSet();
        addAllAttributesFromArray(StringUtils.split(attributeValue));
}

Constructor for MultipleHtmlAttribute.

Parameters:

attributeValue - String

 public  void addAttributeValue(String attributeValue) 
{
        // don't add if empty
        if (!StringUtils.isEmpty(attributeValue))
        {
            this.attributeSet.add(attributeValue);
        }
}

Adds a value to the attribute.

 protected Object clone() 
{
        MultipleHtmlAttribute clone;
        try
        {
            clone = (MultipleHtmlAttribute) super.clone();
        }
        catch (CloneNotSupportedException e)
        {
            // should never happen
            throw new UnhandledException(e);
        }
        // copy attributes
        clone.addAllAttributesFromArray((String[]) this.attributeSet.toArray(new String[this.attributeSet.size()]));
        return clone;
}

 public boolean isEmpty() 
{
        return attributeSet.isEmpty();
}

Return true if this MultipleHtmlValue doesn't store any value.

 public String toString() 
{
        StringBuffer buffer = new StringBuffer();
        Iterator iterator = this.attributeSet.iterator();
        while (iterator.hasNext())
        {
            // apend next value
            buffer.append(iterator.next());
            if (iterator.hasNext())
            {
                // append a space if there are more
                buffer.append(' ");
            }
        }
        return buffer.toString();
}

Returns the list of attributes separated by a space.