package org.gvsig;

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Iterator;

import org.gvsig.tools.locator.Library;

public class InitializeLibraries{
	
	static ArrayList classes = new ArrayList();

	public static synchronized void initialize(){
	    InputStream is = null;
	    InputStreamReader isr = null;
	    BufferedReader bir = null;

	    try {
	      is = InitializeLibraries.class.getResourceAsStream("/libraries.txt");

	      isr = new InputStreamReader(is);
	      
	      bir = new BufferedReader(isr);
	      	      
	      while (is.available() != 0) {
	    	  try{
	    		  String className = bir.readLine();
	    		  Class clase = Class.forName(className);
	    		  Object obj = clase.newInstance();
	    		  if (obj instanceof Library) {
					Library lib = (Library) obj;
					lib.initialize();
					classes.add(lib);
					System.out.println(clase.getName() + " initialized");
				   }
	    	  } catch (ClassNotFoundException e){
	    		  e.printStackTrace();
	    	  } catch (InstantiationException e) {
				e.printStackTrace();
			  } catch (IllegalAccessException e) {
				e.printStackTrace();
			  } catch (ClassCastException e){
				  e.printStackTrace();
			  }
	      }

	      is.close();
	      isr.close();
	      bir.close();

	    } catch (FileNotFoundException e) {
	      e.printStackTrace();
	    } catch (IOException e) {
	      e.printStackTrace();
	    }
	}
	
	public static synchronized void postInitialize(){
	    Iterator it = classes.iterator();
	    while (it.hasNext()){
	    	Library lib = (Library) it.next();
			lib.postInitialize();
			System.out.println(lib.getClass().getName() + " postInitialized");
	    }
	}

}