MediaBase.java

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package myDataBases;


import java.util.*;
// file reading classes
import java.io.File;
// xml reading classes
import org.jdom.*;
import org.jdom.input.SAXBuilder;


public class MediaBase {

      00033       // Fields
      00035 
      private Map<Integer, Map<String,String> > content;
      
      00042       // Constructors
      00044 

      public MediaBase( String path )
      {
            this.content = new Hashtable <Integer, Map <String,String>>() ;
            SAXBuilder sxb = new SAXBuilder();
            org.jdom.Document mediaDocument  = null;
            try
            {
                  mediaDocument = sxb.build(new File(path));
            }
            catch(Exception e){ e.printStackTrace(); }
            Element rootMedia = mediaDocument.getRootElement();
            Iterator it = rootMedia.getChildren().iterator();
            String field;
            Integer id = 0;
            while (it.hasNext())
            {
                  Map<String,String> media = new Hashtable <String,String>();
                  Element current = (Element)it.next();
                  Iterator jt = current.getChildren().iterator();
                  while (jt.hasNext())
                  {
                        Element attribute = (Element)jt.next();
                        field = attribute.getName();
                        if (field == "id")
                              id = Integer.parseInt( attribute.getValue() );
                        else
                              media.put(field, attribute.getValue() );
                  }
                  this.content.put(id,media);
            }
      }

      
      00089       // Methods
      00091 
      public List<Integer[]> getAllMedia(  )
      {
            List<Integer[]> result = new ArrayList<Integer[]>();
            List<Integer> array = new ArrayList<Integer>();
            for(Integer i :  this.content.keySet())
                  array.add(i);
            result.add(array.toArray(new Integer[0]));
            return result;
      }

      
      public Map<Integer, Map<String,String> > getContent()
      { return this.content;  }


      public String getMedia( Integer id )
      { return this.content.get(id).get("name"); }

}