package org.simantics.document.swt.core;


import java.util.Map;

import org.simantics.db.ReadGraph;
import org.simantics.db.WriteGraph;
import org.simantics.db.common.request.WriteRequest;
import org.simantics.db.exception.DatabaseException;
import org.simantics.document.server.JSONObject;
import org.simantics.document.server.handler.EventHandler;
import org.simantics.document.server.io.CommandContext;
import org.simantics.document.server.serverResponse.ServerResponse;

/*
 * TODO: this is a quick and dirty solution and should be removed.
 * 
 */
abstract public class SWTEventHandler extends EventHandler {

	abstract public void setSender(SWTDocument document, JSONObject object);

	abstract public void handle(WriteGraph graph, Map<String, String> parameters) throws DatabaseException;

	@Override
	final public ServerResponse handle(ReadGraph graph, final CommandContext parameters) throws DatabaseException {
		graph.async(new WriteRequest() {
			
			@Override
			public void perform(WriteGraph graph) throws DatabaseException {
				handle(graph, parameters);
			}
		});
		return null;
	}
	
}