/******************************************************************************
    * DirsInDirDom.java - DOM to fetch a list of directories in this directory
    * 
    * PicMan - The BuckoSoft Picture Manager in Java
    * Copyright(c) 2008 - Dick Balaska
    * 
    */
   package com.buckosoft.PicMan.dom;
   
  import java.util.Iterator;
  import java.util.List;
  
  import org.dom4j.Document;
  import org.dom4j.DocumentHelper;
  import org.dom4j.Element;
  
  import com.buckosoft.PicMan.business.PicManFacade;
  
  /** DOM to fetch a list of directories in this directory. <br>
   * @author Dick Balaska
   * @since 2008/08/15
   * @see <a href="http://cvs.buckosoft.com/Projects/java/PicMan/PicMan/src/com/buckosoft/PicMan/dom/DirsInDirDom.java">DirsInDirDom.java</a>
   */
  public class DirsInDirDom {
  	/** Create a DOM of the dirs in this directory
  	 * @param rid The root id to look under
  	 * @param dir The subdirectory to look under.  "" means look under the top directory.
  	 * @return A DOM of dirNames
  	 */
  	static public Document createDocument(PicManFacade pmf, int rid, String dir) {
  		Document document = DocumentHelper.createDocument();
  		Element root = document.addElement("DirsInDir");
  		List<String> list = pmf.getDirsInDir(rid, dir);
  		Iterator<String> iter = list.iterator();
  		while (iter.hasNext()) {
  			String s = iter.next();
  			Element ele = DocumentHelper.createElement("Dir");
  			ele.addElement("name").addText(s);
  			root.add(ele);
  		}
  		return(document);
  	}
  
  }