serializenetwork.java

p2p仿真器。开发者可以工作在覆盖层中进行创造和测试逻辑算法或者创建和测试新的服务。PlanetSim还可以将仿真代码平稳转换为在Internet上的实验代码

package planet.test.serialize;

import planet.commonapi.Network;
import planet.commonapi.exception.InitializationException;
import planet.generic.commonapi.GenericApp;
import planet.generic.commonapi.factory.GenericFactory;
import planet.generic.commonapi.factory.Topology;
import planet.simulate.NetworkSimulator;
import planet.test.TestNames;
import planet.util.Properties;
/**
 * Shows the way to serialize the whole network. 
 * @author Ruben Mondejar
 * @author Jordi Pujol
 */
 
public class SerializeNetwork extends GenericApp {

    /**
	 * Builds a network based with events file "test_join1000d.txt" and
	 * serialize it to file "test_1000.dat".
     * @throws InitializationException if the events file is not found.
     */
    public SerializeNetwork() throws InitializationException
    {
        //arguments: properties file, application level, events, results, serialization
        super("../conf/master.properties",TestNames.SERIALIZE_SERIALIZENETWORK,false,false,false,true);

        Properties.serializedOutputFileReplaced = false;
        if (!Topology.isValidForNew(Properties.factoriesNetworkTopology))
            throw new Error ("The network topology cannot be 'Serialized'. Replace it, please");
        
        
		//build network
		long t1,t2;
        int steps;
        Network net = null;
        final int[] sizes = new int[]{10,100,1000};
        for (int i =0; i < sizes.length; i++)
        {
            //ensure the required network size
            Properties.factoriesNetworkSize = sizes[i];
            //updating simulator context
            restart(false,false,false,true);
            
            //building network
    		t1 = System.currentTimeMillis();
    		net = GenericFactory.buildNetwork();
    		steps = net.stabilize();
    		t2 = System.currentTimeMillis();
    		steps = net.getSimulatedSteps();
    		System.out.println("Simulation time ["+GenericApp.timeElapsedInSeconds(t1,t2)+"] seconds for ["+sizes[i]+"] nodes with ["+steps+"] steps.");
            System.out.println("RouteMessages: Created["+GenericFactory.getBuiltRouteMessages()+"], reused["+GenericFactory.getReusedRouteMessages()+"], free["+GenericFactory.getFreeRouteMessages()+"]");
            
            //network serialization
            NetworkSimulator.saveState(net);
        }
    }
    
	/**
	 * @param args Nothing waiting.
	 */
	public static void main(String[] args) {
	    try {
	        new SerializeNetwork();
	    } catch (InitializationException e)
	    {
	        System.out.println("Initialization error in GenSerializedFile...");
	        e.printStackTrace();
	    }
	}
}