问题描述
大家好...
我在购买人代码中有问题...
我在图书买家代理"中进行了一些更改...我在GUI中有问题
执行此代码时，GUI界面中没有任何内容...
谢谢
///////////////代码 ........... .........
/************************* BuyerAgent *********************** *** \
hi all ......
i have a problem in buer code ...
i make some changes in Book buyer Agent ... & I have a problem in GUI
when execute this code there is nothing appear in GUI interface ...
thanks
//////////////// code...................................
/*************************BuyerAgent**************************\
import jade.core.Agent;
import jade.core.AID;
import jade.core.behaviours.*;
import jade.lang.acl.ACLMessage;
import jade.lang.acl.MessageTemplate;
import jade.domain.DFService;
import jade.domain.FIPAException;
import jade.domain.FIPAAgentManagement.DFAgentDescription;
import jade.domain.FIPAAgentManagement.ServiceDescription;
public class BookBuyerAgent extends Agent {
// The title of the book to buy
private String targetBookTitle;
// The GUI to interact with the user
private BookBuyerGui myGui;
// The list of known seller agents
private AID[] sellerAgents;
// Bank Agents
private AID bankAgent;
// My Balance
private String MyBalance;
// Put agent initializations here
protected void setup() {
// Create the catalogue
//catalogue = new Hashtable();
// Printout a welcome message
System.out.println("Hallo! Buyer-agent "+getAID().getName()+" is ready.");
// Show the GUI to interact with the user
myGui = new BookBuyerGuiImpl();
myGui.setAgent(this);
myGui.show();
// Get the title of the book to buy as a start-up argument
//Object[] args = getArguments();
//if (args != null && args.length > 0) {
targetBookTitle = (String) args[0];
myGui.notifyUser("Target book is "+targetBookTitle);
//System.out.println("Target book is "+targetBookTitle);
// Create Account of sally buyer
addBehaviour(new CreateAccount());
// Add a TickerBehaviour that schedules a request to seller agents every minute
addBehaviour(new TickerBehaviour(this, 1000) {
protected void onTick() {
myGui.notifyUser("Trying to buy "+targetBookTitle);
//System.out.println("Trying to buy "+targetBookTitle);
// Update the list of seller agents
DFAgentDescription template = new DFAgentDescription();
ServiceDescription sd = new ServiceDescription();
sd.setType("book-selling");
template.addServices(sd);
try {
DFAgentDescription[] result = DFService.search(myAgent, template);
myGui.notifyUser("Found the following seller agents:");
//System.out.println("Found the following seller agents:");
sellerAgents = new AID[result.length];
for (int i = 0; i < result.length; ++i) {
sellerAgents[i] = result[i].getName();
myGui.notifyUser(sellerAgents[i].getName());
//System.out.println(sellerAgents[i].getName());
}
}
catch (FIPAException fe) {
fe.printStackTrace();
}
// Perform the request
myAgent.addBehaviour(new RequestPerformer());
}
} );
}/*
else {
// Make the agent terminate
System.out.println("No target book title specified");
doDelete();
}*/
}
// Put agent clean-up operations here
protected void takeDown() {
// Printout a dismissal message
//muGui.dispose();
System.out.println("Buyer-agent "+getAID().getName()+" terminating.");
}
/*
/**********************************************************
//*****************************************************
*/
private class CreateAccount extends OneShotBehaviour {
private MessageTemplate mt; // The template to receive replies
private ACLMessage reply;
String myID="";
public void action() {
//System.out.println("Trying to Search Bank Agent ");
myGui.notifyUser("Trying to Search Bank Agent ");
// Update the list of seller agents
DFAgentDescription template = new DFAgentDescription();
ServiceDescription sd = new ServiceDescription();
sd.setType("BANK_AGENT");
template.addServices(sd);
try {
DFAgentDescription[] result = DFService.search(myAgent, template);
//System.out.println("Bank Agent Found is :");
myGui.notifyUser("Bank Agent Found is :");
for (int i = 0; i < result.length; ++i) {
bankAgent= result[i].getName();
myGui.notifyUser(bankAgent.getName());
//System.out.println(bankAgent.getName());
}
ACLMessage request = new ACLMessage(ACLMessage.REQUEST);
request.addReceiver(bankAgent);
request.setContent("b");
//request.setConversationId("book-trade");
//request.setReplyWith("request"+System.currentTimeMillis()); // Unique value
myAgent.send(request);
mt = MessageTemplate.MatchPerformative(ACLMessage.INFORM);
for(;;){
reply = myAgent.receive(mt);
if(reply!=null)
break;
}
if (reply != null) {
// Reply received
if (reply.getPerformative() == ACLMessage.INFORM) {
// This is an ID
myID = reply.getContent();
//myGui.notifyUser("Found the following seller agents:");
System.out.println("The ID Received From Bank Agent is: "+myID.toString());
//********* getbalance **************
MyBalance=getBalance();
//myGui.notifyUser("Found the following seller agents:");
System.out.println("My Balance Received from bank is ="+MyBalance.toString());
}
else
//myGui.notifyUser("Found the following seller agents:");
System.out.println("Reply Performative is NULL ");
}
else
//myGui.notifyUser("Found the following seller agents:");
System.out.println("Reply Messege is NULL ");
start();
}//try
catch (FIPAException fe) {
fe.printStackTrace();
}
}
public String getBalance(){
String balance="";
ACLMessage request = new ACLMessage(ACLMessage.QUERY_REF);
request.addReceiver(bankAgent);
request.setContent("");
request.setConversationId("balance");
request.setReplyWith("QUERY_REF"+System.currentTimeMillis()); // Unique value
myAgent.send(request);
mt = MessageTemplate.and(MessageTemplate.MatchConversationId("balance"),
MessageTemplate.MatchInReplyTo(request.getReplyWith()));
//ACLMessage reply = myAgent.receive(mt);
for(;;){
reply = myAgent.receive(mt);
if(reply!=null)
break;
}
if (reply != null) {
// Reply received
if (reply.getPerformative() == ACLMessage.INFORM) {
// This is an ID
balance = reply.getContent();
//myGui.notifyUser("Found the following seller agents:");
//System.out.println("Messege From Bank is : "+balance);
}
else
//myGui.notifyUser("Found the following seller agents:");
System.out.println("Reply Messege of Balance is NULL ");
}
else
//myGui.notifyUser("Found the following seller agents:");
System.out.println("Reply Performative of Balance is not INFORM ");
return balance;
}//get balance
//************************************ start operation *********************************
public void start(){
mt=MessageTemplate.MatchPerformative(ACLMessage.INFORM);
ACLMessage start = myAgent.receive(mt);
if (start != null) {
String starts = (String) start.getContent();
//myGui.notifyUser("Found the following seller agents:");
System.out.println( myAgent.getLocalName() + " <- " +starts);
}
}// end start
//*******************************************************************************************
} // End of inner class CreateAccount
/**
Inner class RequestPerformer.
This is the behaviour used by Book-buyer agents to request seller
agents the target book.
*/
private class RequestPerformer extends Behaviour {
private AID bestSeller; // The agent who provides the best offer
private int bestPrice; // The best offered price
private int repliesCnt = 0; // The counter of replies from seller agents
private MessageTemplate mt; // The template to receive replies
private int step = 0;
private int quantity;
private int mony;
private String rbalance="";
public void action() {
switch (step) {
case 0:
// Send the cfp to all sellers
ACLMessage cfp = new ACLMessage(ACLMessage.CFP);
for (int i = 0; i < sellerAgents.length; ++i) {
cfp.addReceiver(sellerAgents[i]);
}
cfp.setContent(targetBookTitle);
cfp.setConversationId("book-trade");
cfp.setReplyWith("cfp"+System.currentTimeMillis()); // Unique value
myAgent.send(cfp);
// Prepare the template to get proposals
mt = MessageTemplate.and(MessageTemplate.MatchConversationId("book-trade"),
MessageTemplate.MatchInReplyTo(cfp.getReplyWith()));
step = 1;
break;
case 1:
// Receive all proposals/refusals from seller agents
ACLMessage reply = myAgent.receive(mt);
if (reply != null) {
// Reply received
if (reply.getPerformative() == ACLMessage.PROPOSE) {
// This is an offer
int price = Integer.parseInt(reply.getContent());
if (bestSeller == null || price < bestPrice) {
// This is the best offer at present
bestPrice = price;
bestSeller = reply.getSender();
}
}
repliesCnt++;
if (repliesCnt >= sellerAgents.length) {
// We received all replies
step = 2;
}
}
else {
block();
}
break;
case 2:
// Send the purchase order to the seller that provided the best offer
ACLMessage order = new ACLMessage(ACLMessage.ACCEPT_PROPOSAL);
order.addReceiver(bestSeller);
order.setContent(targetBookTitle);
order.setConversationId("book-trade");
order.setReplyWith("order"+System.currentTimeMillis());
myAgent.send(order);
// Prepare the template to get the purchase order reply
mt = MessageTemplate.and(MessageTemplate.MatchConversationId("book-trade"),
MessageTemplate.MatchInReplyTo(order.getReplyWith()));
step = 3;
break;
case 3:
// Receive the purchase order reply
reply = myAgent.receive(mt);
if (reply != null) {
// Purchase order reply received
if (reply.getPerformative() == ACLMessage.INFORM) {
// Purchase successful. We can terminate
//myGui.notifyUser("Found the following seller agents:");
System.out.println(targetBookTitle+" successfully purchased from agent "+reply.getSender().getName());
//myGui.notifyUser("Found the following seller agents:");
System.out.println("Price = "+bestPrice);
myAgent.doDelete();
// Send the Transfer order to the Banker
ACLMessage Transefer = new ACLMessage(ACLMessage.QUERY_REF);
Transefer.addReceiver(bankAgent);
Transefer.setContent("1,"+bestSeller.getName()+","+bestPrice);
Transefer.setConversationId("Transefer");
//Transefer.setReplyWith("Transefer"+System.currentTimeMillis());
myAgent.send(Transefer);
//myGui.notifyUser("Found the following seller agents:");
System.out.println("send transfer to\t"+bankAgent.getLocalName()+Transefer.getContent()+" to buy"+targetBookTitle+"\t mony"+bestPrice);
//mt = MessageTemplate.and(MessageTemplate.and(MessageTemplate.MatchPerformative(ACLMessage.INFORM)),MessageTemplate.MatchInReplyTo(order.getReplyWith()));
mt = MessageTemplate.and(MessageTemplate.MatchConversationId("Transefer"),
MessageTemplate.MatchPerformative(ACLMessage.INFORM));
MessageTemplate.MatchInReplyTo(Transefer.getReplyWith());
// ******************
for(;;){
reply = myAgent.receive(mt);
if(reply!=null)
break;
}
if (reply != null) {
// Reply received
if (reply.getPerformative() == ACLMessage.INFORM) {
// This is an ID
rbalance = reply.getContent();
//myGui.notifyUser("Found the following seller agents:");
System.out.println("The ID Received From Bank Agent is: "+rbalance.toString());
//********* getbalance **************
MyBalance=getBalance();
//myGui.notifyUser("Found the following seller agents:");
System.out.println("My Balance Received from bank is ="+MyBalance.toString());
}
else
//myGui.notifyUser("Found the following seller agents:");
System.out.println("Reply Performative is NULL ");
}
else
//myGui.notifyUser("Found the following seller agents:");
System.out.println("Reply Messege is NULL ");
//**********************
}
else {
//myGui.notifyUser("Found the following seller agents:");
System.out.println("Attempt failed: requested book already sold.");
}
step = 4;
}
else {
block();
}
break;
}
}
public String getBalance(){
String balance="";
ACLMessage reply;
ACLMessage request = new ACLMessage(ACLMessage.QUERY_REF);
request.addReceiver(bankAgent);
request.setContent("");
request.setConversationId("balance");
request.setReplyWith("QUERY_REF"+System.currentTimeMillis()); // Unique value
myAgent.send(request);
mt = MessageTemplate.and(MessageTemplate.MatchConversationId("balance"),
MessageTemplate.MatchInReplyTo(request.getReplyWith()));
//ACLMessage reply = myAgent.receive(mt);
for(;;){
reply = myAgent.receive(mt);
if(reply!=null)
break;
}
if (reply != null) {
// Reply received
if (reply.getPerformative() == ACLMessage.INFORM) {
// This is an ID
balance = reply.getContent();
//myGui.notifyUser("Found the following seller agents:");
//System.out.println("Messege From Bank is : "+balance);
}
else
//myGui.notifyUser("Found the following seller agents:");
System.out.println("Reply Messege of Balance is NULL ");
}
else
//myGui.notifyUser("Found the following seller agents:");
System.out.println("Reply Performative of Balance is not INFORM ");
return balance;
}//get balance
public boolean done() {
if (step == 2 && bestSeller == null) {
//myGui.notifyUser("Found the following seller agents:");
System.out.println("Attempt failed: "+targetBookTitle+" not available for sale");
}
return ((step == 2 && bestSeller == null) || step == 4);
}
} // End of inner class RequestPerformer
}
/****************************** BookBuyerGuiImpl ******************* ************* \
导入jade.gui.TimeChooser;
导入java.awt.*;
导入java.awt.event.*;
导入javax.swing.*;
导入javax.swing.border.*;
导入java.util.Date;
/**
代理的GUI的J2SE(基于SWing)实现，
尝试代表其用户购买书籍
*/
公共类BookBuyerGuiImpl扩展了JFrame实现的BookBuyerGui {
私人BookBuyerAgent myAgent;
私有JTextField titleTF，desiresCostTF，maxCostTF，deadmissionTF;
私有JButton setDeadlineB;
私有JButton setCCB，buyB，resetB，exitB;
私有JTextArea logTA;
//私人日期截止日期；
公共BookBuyerGuiImpl(){
super();
addWindowListener(new WindowAdapter(){
public void windowClosing(WindowEvent e){
myAgent.doDelete();
}
});
JPanel rootPanel =新的JPanel();
rootPanel.setLayout(new GridBagLayout());
rootPanel.setMinimumSize(new Dimension(330，125));
rootPanel.setPreferredSize(new Dimension(330，125));
//////////
//第0行
//////////
JLabel l =新的JLabel(要购买的书:");
l.setHorizontalAlignment(SwingConstants.LEFT);
GridBagConstraints gridBagConstraints =新的GridBagConstraints();
gridBagConstraints.gridx = 0;
gridBagConstraints.gridy = 0;
gridBagConstraints.anchor = java.awt.GridBagConstraints.NORTHWEST;
gridBagConstraints.insets = new java.awt.Insets(5，3，0，3);
rootPanel.add(l，gridBagConstraints);
titleTF =新的JTextField(64);
titleTF.setMinimumSize(new Dimension(222，20));
titleTF.setPreferredSize(new Dimension(222，20));
gridBagConstraints =新的GridBagConstraints();
gridBagConstraints.gridx = 1;
gridBagConstraints.gridy = 0;
gridBagConstraints.gridwidth = 3;
gridBagConstraints.anchor = GridBagConstraints.NORTHWEST;
gridBagConstraints.insets =新的Insets(5，3，0，3);
rootPanel.add(titleTF，gridBagConstraints);
rootPanel.setBorder(new BevelBorder(BevelBorder.LOWERED));
getContentPane().add(rootPanel，BorderLayout.NORTH);
logTA =新的JTextArea();
logTA.setEnabled(false);
JScrollPane jsp =新的JScrollPane(logTA);
jsp.setMinimumSize(new Dimension(300，180));
jsp.setPreferredSize(new Dimension(300，180));
JPanel p =新的JPanel();
p.setBorder(new BevelBorder(BevelBorder.LOWERED));
p.add(jsp);
getContentPane().add(p，BorderLayout.CENTER);
p =新的JPanel();
buyB = new JButton("Buy");
buyB.addActionListener(new ActionListener(){
公共无效actionPerformed(ActionEvent e){
字符串targetBookTitle = titleTF.getText().trim();
//字符串标题= titleField.getText().trim();
//字符串数量=数量TF.getText().trim();
//myAgent.updateCatalogue(targetBookTitle，Integer.parseInt(quantity));
titleTF.setText(");
//quantityTF.setText(");
//int wantedCost = -1;
//int maxCost = -1;
if(targetBookTitle！= null&&targetBookTitle.length()> 0){
//if(quantity！= null&& quantity.length()> 0){
}
其他{
//未指定书名
JOptionPane.showMessageDialog(BookBuyerGuiImpl.this，未指定书名"，"WARNING"，JOptionPane.WARNING_MESSAGE);
}
}
});
resetB = new JButton("Reset");
resetB.addActionListener(new ActionListener(){
公共无效actionPerformed(ActionEvent e){
titleTF.setText(");
requiredCostTF.setText(");
maxCostTF.setText(");
最后期限TF.setText(");
//截止日期= null;
}
});
exitB = new JButton("Exit");
exitB.addActionListener(new ActionListener(){
公共无效actionPerformed(ActionEvent e){
myAgent.doDelete();
}
});
buyB.setPreferredSize(resetB.getPreferredSize());
exitB.setPreferredSize(resetB.getPreferredSize());
p.add(buyB);
p.add(resetB);
p.add(exitB);
p.setBorder(new BevelBorder(BevelBorder.LOWERED));
getContentPane().add(p, BorderLayout.SOUTH);
pack();
setResizable(false);
}
public void setAgent(BookBuyerAgent a) {
myAgent = a;
setTitle(myAgent.getName());
}
public void notifyUser(String message) {
logTA.append(message+"\n");
}
}
/*****************************BookBuyerGuiImpl********************************\
import jade.gui.TimeChooser;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.border.*;
import java.util.Date;
/**
J2SE (Swing-based) implementation of the GUI of the agent that
tries to buy books on behalf of its user
*/
public class BookBuyerGuiImpl extends JFrame implements BookBuyerGui {
private BookBuyerAgent myAgent;
private JTextField titleTF, desiredCostTF, maxCostTF, deadlineTF;
private JButton setDeadlineB;
private JButton setCCB, buyB, resetB, exitB;
private JTextArea logTA;
//private Date deadline;
public BookBuyerGuiImpl() {
super();
addWindowListener(newWindowAdapter() {
public void windowClosing(WindowEvent e) {
myAgent.doDelete();
}
} );
JPanel rootPanel = new JPanel();
rootPanel.setLayout(new GridBagLayout());
rootPanel.setMinimumSize(new Dimension(330, 125));
rootPanel.setPreferredSize(new Dimension(330, 125));
///////////
// Line 0
///////////
JLabel l = new JLabel("Book to buy:");
l.setHorizontalAlignment(SwingConstants.LEFT);
GridBagConstraints gridBagConstraints = new GridBagConstraints();
gridBagConstraints.gridx = 0;
gridBagConstraints.gridy = 0;
gridBagConstraints.anchor = java.awt.GridBagConstraints.NORTHWEST;
gridBagConstraints.insets = new java.awt.Insets(5, 3, 0, 3);
rootPanel.add(l, gridBagConstraints);
titleTF = new JTextField(64);
titleTF.setMinimumSize(new Dimension(222, 20));
titleTF.setPreferredSize(new Dimension(222, 20));
gridBagConstraints = new GridBagConstraints();
gridBagConstraints.gridx = 1;
gridBagConstraints.gridy = 0;
gridBagConstraints.gridwidth = 3;
gridBagConstraints.anchor = GridBagConstraints.NORTHWEST;
gridBagConstraints.insets = new Insets(5, 3, 0, 3);
rootPanel.add(titleTF, gridBagConstraints);
rootPanel.setBorder(new BevelBorder(BevelBorder.LOWERED));
getContentPane().add(rootPanel, BorderLayout.NORTH);
logTA = new JTextArea();
logTA.setEnabled(false);
JScrollPane jsp = new JScrollPane(logTA);
jsp.setMinimumSize(new Dimension(300, 180));
jsp.setPreferredSize(new Dimension(300, 180));
JPanel p = new JPanel();
p.setBorder(new BevelBorder(BevelBorder.LOWERED));
p.add(jsp);
getContentPane().add(p, BorderLayout.CENTER);
p = new JPanel();
buyB = new JButton("Buy");
buyB.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e) {
String targetBookTitle = titleTF.getText().trim();
//String title = titleField.getText().trim();
//String quantity = quantityTF.getText().trim();
//myAgent.updateCatalogue(targetBookTitle, Integer.parseInt(quantity));
titleTF.setText("");
//quantityTF.setText("");
//int desiredCost = -1;
//int maxCost = -1;
if (targetBookTitle != null && targetBookTitle.length() > 0) {
//if (quantity != null && quantity.length() > 0) {
}
else {
// No book title specified
JOptionPane.showMessageDialog(BookBuyerGuiImpl.this, "No book title specified", "WARNING", JOptionPane.WARNING_MESSAGE);
}
}
} );
resetB = new JButton("Reset");
resetB.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e) {
titleTF.setText("");
desiredCostTF.setText("");
maxCostTF.setText("");
deadlineTF.setText("");
//deadline = null;
}
} );
exitB = new JButton("Exit");
exitB.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e) {
myAgent.doDelete();
}
} );
buyB.setPreferredSize(resetB.getPreferredSize());
exitB.setPreferredSize(resetB.getPreferredSize());
p.add(buyB);
p.add(resetB);
p.add(exitB);
p.setBorder(new BevelBorder(BevelBorder.LOWERED));
getContentPane().add(p, BorderLayout.SOUTH);
pack();
setResizable(false);
}
public void setAgent(BookBuyerAgent a) {
myAgent = a;
setTitle(myAgent.getName());
}
public void notifyUser(String message) {
logTA.append(message+"\n");
}
}
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