/*
 * 作成日: 2005/06/29
 *
 * MockHttperServletを使ったメッセージディスパッチャー
 */
package pwv.spring.dispatcher;

import java.awt.Component;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Observable;
import java.util.Observer;

import org.springframework.mock.web.MockHttpServletRequest;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.Controller;

/**
 * MockMessageDispatcher
 *
 * @author Hiroshi TAKEMOTO
 */
public class MockMessageDispatcher extends Observable 
implements IMessageDispatcher {
	private Controller	contorller;
	private Map		listener = new HashMap();
	
	/**
	 * 
	 */
	public MockMessageDispatcher() {
		super();
	}

	/**
	 * @param controller
	 */
	public void setContorller(Controller controller) {
		contorller = controller;
	}

	/* (非 Javadoc)
	 * @see pwv.spring.dispatcher.IMessageDispatcher#doSubmit(java.lang.String, java.util.Map)
	 */
	public void doSubmit(String url, Map args) {
		MockHttpServletRequest	request = new MockHttpServletRequest("POST", url);
		Iterator itr = args.keySet().iterator();
		while (itr.hasNext()) {
			Object key = (Object)itr.next();
			request.addParameter((String)key, (String)args.get(key));
		}
		try {
			ModelAndView modelAndView = contorller.handleRequest(request, null);
			String	view = modelAndView != null ? modelAndView.getViewName() : null;
			Observer target = (Observer)listener.get(view);
			super.addObserver(target);
			this.setChanged();
			notifyObservers(modelAndView);
			super.deleteObserver(target);
		}
		catch (Exception e) {
		}
	}
	
	/* (非 Javadoc)
	 * @see java.util.Observable#addObserver(java.util.Observer)
	 */
	public synchronized void addObserver(Observer o) {
		if (o instanceof Component) {
			Component com = (Component)o;
			listener.put(com.getName(), o);
		}
	}

	public void doSubmit(String url, String action) {
		HashMap	args = new HashMap();
		args.put("action", action);
		doSubmit(url, args);
	}
}