GrizzlyServerManager.java

package org.cytoscape.rest.internal.task;

import java.net.URI;
import java.util.Properties;

import javax.ws.rs.core.UriBuilder;

import org.cytoscape.property.CyProperty;
import org.cytoscape.rest.internal.commands.resources.CommandResource;
import org.cytoscape.rest.internal.resource.AlgorithmicResource;
import org.cytoscape.rest.internal.resource.GlobalTableResource;
import org.cytoscape.rest.internal.resource.GroupResource;
import org.cytoscape.rest.internal.resource.MiscResource;
import org.cytoscape.rest.internal.resource.NetworkFullResource;
import org.cytoscape.rest.internal.resource.NetworkResource;
import org.cytoscape.rest.internal.resource.NetworkNameResource;
import org.cytoscape.rest.internal.resource.NetworkViewResource;
import org.cytoscape.rest.internal.resource.RootResource;
import org.cytoscape.rest.internal.resource.SessionResource;
import org.cytoscape.rest.internal.resource.StyleResource;
import org.cytoscape.rest.internal.resource.TableResource;
import org.cytoscape.rest.internal.resource.UIResource;
import org.glassfish.grizzly.http.server.HttpServer;
import org.glassfish.hk2.utilities.Binder;
import org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpServerFactory;
import org.glassfish.jersey.jackson.JacksonFeature;
import org.glassfish.jersey.server.ResourceConfig;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Task to start Grizzly server.
 * 
 */
public final class GrizzlyServerManager {

	private final static Logger logger = LoggerFactory.getLogger(GrizzlyServerManager.class);

	public static final String PORT_NUMBER_PROP = "rest.port";
	public static final Integer DEF_PORT_NUMBER = 1234;
	
	private String baseURL = "http://0.0.0.0";
	private Integer portNumber = DEF_PORT_NUMBER;

	private final Binder binder;

	private HttpServer server = null;

	public GrizzlyServerManager(final Binder binder, CyProperty<Properties> props) {
		this.binder = binder;

		// Get property from property
		Object portNumberProp = props.getProperties().get(PORT_NUMBER_PROP);
		if(portNumberProp != null) {
			try {
				portNumber = Integer.parseInt(portNumberProp.toString());
			} catch(Exception ex) {
				portNumber = DEF_PORT_NUMBER;
			}
		}
	}


	public void startServer() throws Exception {
		if (server == null) {
			final URI baseURI = UriBuilder.fromUri(baseURL).port(portNumber).build();
			final ResourceConfig rc = new ResourceConfig(
					RootResource.class,
					NetworkResource.class,
					NetworkFullResource.class,
					NetworkViewResource.class,
					TableResource.class, 
					MiscResource.class,
					AlgorithmicResource.class,
					StyleResource.class,
					GroupResource.class,
					GlobalTableResource.class,
					SessionResource.class,
					NetworkNameResource.class,
					UIResource.class,
					// For Commands
					CommandResource.class);
			rc.registerInstances(binder).packages("org.glassfish.jersey.examples.jackson")
					.register(JacksonFeature.class);

			this.server = GrizzlyHttpServerFactory.createHttpServer(baseURI, rc);
			logger.info("========== Cytoscape RESTful API service started.  Listening at port: " + portNumber + " ==============");
		}
	}

	public void stopServer() {
		if(this.server != null) {
			this.server.shutdown();
		}
	}
}