关于网格的经济模型调度算法
我用visualmodeler自动生成的Java代码在eclipse中运行的时候老是出错。我做的是关于网格的基于经济模型调度的算法，这里我只是用了一个用户和一个资源。代码如下：
// This file is auto-generated by VisualModeler.
// Created on Fri Jun 04 14:52:07 GMT 2010
import java.util.*;
import gridsim.*;
import gridbroker.*;
public class cost
{
public static void main(String[] args)
{
try
{
Calendar calendar = Calendar.getInstance();
Random random;
long seed = 11L*13*17*19*23+1;
seed = seed * 97 + 1;
String[] eff = {""};
String[] efp = {""};
String[] category = { "*.USER.GridletCompletion",
"*.USER.TimeUtilization", "*.USER.BudgetUtilization" };
String ReportWriterName = "ReportWritercost";
// Initializing GridSim for 1 grid users and 1 grid resources
GridSim.init(1, calendar, true, eff, efp, ReportWriterName);
// Creates Report Writer entity
new ReportWriter(ReportWriterName, 1, 1, "reportFilecost",
category, false, null, true, 10000);
// The starting point of creating Grid Resource entities
LinkedList Weekends = new LinkedList();
Weekends.add(new Integer(Calendar.SATURDAY));
Weekends.add(new Integer(Calendar.SUNDAY));
LinkedList Holidays = new LinkedList();
PEList peList; // A list of PEs (Processing Elements)
MachineList mList; // A list of Machine entities
ResourceCharacteristics resConfig;
GridResource gridRes; // A GridResource entity
String[] resourceNameList = {
"Resource_1",
};
///////// Create Resource_1
mList = new MachineList();// A list of Machines
peList = new PEList(); // A list of PEs
peList.add( new PE(0, 472) );
peList.add( new PE(1, 472) );
peList.add( new PE(2, 472) );
peList.add( new PE(3, 472) );
peList.add( new PE(4, 472) );
peList.add( new PE(5, 472) );
peList.add( new PE(6, 472) );
peList.add( new PE(7, 472) );
peList.add( new PE(8, 472) );
peList.add( new PE(9, 472) );
peList.add( new PE(10, 472) );
peList.add( new PE(11, 472) );
peList.add( new PE(12, 472) );
peList.add( new PE(13, 472) );
peList.add( new PE(14, 472) );
peList.add( new PE(15, 472) );
peList.add( new PE(16, 472) );
peList.add( new PE(17, 472) );
peList.add( new PE(18, 472) );
peList.add( new PE(19, 472) );
// Adding a new Machine into the list
mList.add( new Machine(0, peList) );
peList = new PEList(); // A list of PEs
peList.add( new PE(0, 389) );
peList.add( new PE(1, 389) );
peList.add( new PE(2, 389) );
peList.add( new PE(3, 389) );
peList.add( new PE(4, 389) );
peList.add( new PE(5, 389) );
peList.add( new PE(6, 389) );
peList.add( new PE(7, 389) );
peList.add( new PE(8, 389) );
peList.add( new PE(9, 389) );
peList.add( new PE(10, 389) );
// Adding a new Machine into the list
mList.add( new Machine(1, peList) );
peList = new PEList(); // A list of PEs
peList.add( new PE(0, 58) );
peList.add( new PE(1, 58) );
peList.add( new PE(2, 58) );
peList.add( new PE(3, 58) );
peList.add( new PE(4, 58) );
peList.add( new PE(5, 58) );
peList.add( new PE(6, 58) );
peList.add( new PE(7, 58) );
peList.add( new PE(8, 58) );
peList.add( new PE(9, 58) );
peList.add( new PE(10, 58) );
peList.add( new PE(11, 58) );
peList.add( new PE(12, 58) );
peList.add( new PE(13, 58) );
peList.add( new PE(14, 58) );
// Adding a new Machine into the list
mList.add( new Machine(2, peList) );
peList = new PEList(); // A list of PEs
peList.add( new PE(0, 43) );
peList.add( new PE(1, 43) );
peList.add( new PE(2, 43) );
// Adding a new Machine into the list
mList.add( new Machine(3, peList) );
// Creates a new ResourceCharacteristics entity
resConfig = new ResourceCharacteristics("Compaq AlphaServer", "OSF1",
mList, 0, 5.0, 3.0);
// Creates a new GridResource entity
gridRes = new GridResource("Resource_1", 100.0, seed*(1+1)+1,
resConfig, 0.6, 0.4, 0.3, Weekends, Holidays);
// The starting point of creating Grid user entities
GridletList glList; // A list of Gridlets or jobs
Experiment expt;
UserEntity userEntity;
int count = 0;
///////// Create User_1
random = new Random(seed*997*(1+1)+1);
glList = new GridletList();
count = (int) GridSimRandom.real(200, 0.095, 0.071, random.nextDouble());
// A loop that creates new Gridlets
for (int i = 0; i < count; i++) {
double len = GridSimRandom.real(10000, 0.043, 0.08800000000000001, random.nextDouble());
long file = (long) GridSimRandom.real(19, 0.031, 0.096, random.nextDouble());
long out = (long) GridSimRandom.real(41, 0.077, 0.07200000000000001, random.nextDouble());
// Creates a new Gridlet entity
Gridlet gl = new Gridlet(i, len, file, out);
glList.add(gl); // Adds a new Gridlet into a list
}
expt = new Experiment(1, glList, 4, false, 1100.0, 1783.0,
"report1.txt", resourceNameList);
userEntity = new UserEntity("User1", expt, 295.0, seed*997*(1+1)+1,
51.0, false);
// Starts grid simulation
GridSim.startGridSimulation();
}
catch (Exception e) {
e.printStackTrace();
}
}
}
运行出错：Initialising...
Starting GridSim version 4.2
Entities started.
Exception in thread "Thread-11" java.lang.IncompatibleClassChangeError
at gridbroker.Broker.body(Broker.java:649)
at eduni.simjava.Sim_entity.run(Unknown Source)
[解决办法]
http://www.360doc.com/content/07/0910/16/43302_733564.shtml