AbstractMessagingDestination.java

/**
 *   GRANITE DATA SERVICES
 *   Copyright (C) 2006-2015 GRANITE DATA SERVICES S.A.S.
 *
 *   This file is part of the Granite Data Services Platform.
 *
 *   Granite Data Services is free software; you can redistribute it and/or
 *   modify it under the terms of the GNU Lesser General Public
 *   License as published by the Free Software Foundation; either
 *   version 2.1 of the License, or (at your option) any later version.
 *
 *   Granite Data Services is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
 *   General Public License for more details.
 *
 *   You should have received a copy of the GNU Lesser General Public
 *   License along with this library; if not, write to the Free Software
 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
 *   USA, or see <http://www.gnu.org/licenses/>.
 */
package org.granite.gravity.config;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.granite.config.AbstractFrameworkGraniteConfig;
import org.granite.config.flex.Adapter;
import org.granite.config.flex.Channel;
import org.granite.config.flex.Destination;
import org.granite.config.flex.EndPoint;
import org.granite.config.flex.Service;
import org.granite.config.flex.ServicesConfig;
import org.granite.gravity.security.GravityDestinationSecurizer;
import org.granite.logging.Logger;
import org.granite.util.XMap;


public class AbstractMessagingDestination {
	
    private static final Logger log = Logger.getLogger(AbstractMessagingDestination.class);


    ///////////////////////////////////////////////////////////////////////////
    // Instance fields.
   
    private String id = null;
    private List<String> roles = null;
    private String securizerClassName = null;
    private GravityDestinationSecurizer securizer = null;
    private boolean noLocal = false;
    private boolean sessionSelector = false;
    

    public String getId() {
		return id;
	}

	public void setId(String id) {
		this.id = id;
	}
	
	public List<String> getRoles() {
		return roles;
	}
	public void setRoles(List<String> roles) {
		this.roles = roles;
	}

	public boolean isNoLocal() {
		return noLocal;
	}

	public void setNoLocal(boolean noLocal) {
		this.noLocal = noLocal;
	}

	public boolean isSessionSelector() {
		return sessionSelector;
	}

	public void setSessionSelector(boolean sessionSelector) {
		this.sessionSelector = sessionSelector;
	}
	
    public String getSecurizerClassName() {
		return securizerClassName;
	}

	public void setSecurizerClassName(String securizerClassName) {
		this.securizerClassName = securizerClassName;
	}
	
    public GravityDestinationSecurizer getSecurizer() {
		return securizer;
	}
	public void setSecurizer(GravityDestinationSecurizer securizer) {
		this.securizer = securizer;
	}

	protected void init(AbstractFrameworkGraniteConfig graniteConfig) {
    	ServicesConfig servicesConfig = graniteConfig.getServicesConfig();
    	initServices(servicesConfig);
    }
    
    public void initServices(ServicesConfig servicesConfig) {
    	Channel channel = servicesConfig.findChannelById("gravityamf");
    	if (channel == null) {
    		channel = new Channel("gravityamf", "org.granite.gravity.channels.GravityChannel",
    				new EndPoint("http://{server.name}:{server.port}/{context.root}/gravityamf/amf", "flex.messaging.endpoints.AMFEndpoint"),
    				new XMap());
    		servicesConfig.addChannel(channel);
    	}
    	
    	List<Service> services = servicesConfig.findServicesByMessageType("flex.messaging.messages.AsyncMessage");
    	Service service = null;
    	Adapter adapter = null;
    	if (services == null || services.isEmpty()) {
    		adapter = buildAdapter();
    		Map<String, Adapter> adapters = new HashMap<String, Adapter>();
    		adapters.put(adapter.getId(), adapter);
    		service = new Service("gravity-service", "flex.messaging.services.MessagingService", "flex.messaging.messages.AsyncMessage", 
    				adapter, adapters, new HashMap<String, Destination>());
    		servicesConfig.addService(service);
    	}
    	else {
    		service = services.get(0);
    		Adapter ad = buildAdapter();
			adapter = service.findAdapterById(ad.getId());
			if (adapter == null) {
				adapter = ad;
				service.addAdapter(adapter);
			}
    	}
    	
    	service.getDestinations().put(id, buildDestination(adapter));
    	
    	log.info("Registered messaging destination %s", id);
    }
	
	protected Adapter buildAdapter() {
		return new Adapter("simple-adapter", "org.granite.gravity.adapters.SimpleServiceAdapter", new XMap());
	}
	
	protected Destination buildDestination(Adapter adapter) {
    	List<String> channelIds = new ArrayList<String>();
    	channelIds.add("gravityamf");
    	Destination destination = new Destination(id, channelIds, new XMap(), roles, adapter, null);
    	destination.getProperties().put("no-local", String.valueOf(noLocal));
    	destination.getProperties().put("session-selector", String.valueOf(sessionSelector));
    	if (getSecurizerClassName() != null)
    		destination.getProperties().put("securizer", securizerClassName);
    	if (getSecurizer() != null)
    		destination.setSecurizer(getSecurizer());
    	return destination;
	}
}