ruleview.java

这是个java版的人工模拟股市。

package asm;

import java.awt.*;
import java.awt.event.*;
import java.util.Vector;

/**
 * Title:        Artificial Stock Market
 * Description:  人工模拟股市（来源：SFI的Swarm版本）的Java版本
 * Copyright:    Copyright (c) 2003
 * Company:      http://agents.yeah.net
 * @author jake
 * @version 1.0
 */

public class RuleView extends Frame implements Runnable{
  Thread runner1;//定义独立线程
  List lstRules = new List();
  AsmModel local;
  Label label1 = new Label();
  Choice choiceAgent = new Choice();
  Button btnRefresh = new Button();
  TextArea txtShow = new TextArea();
  int nSelRule;
  int index[];
  String area[];
  Label label2 = new Label();
  CheckboxGroup checkboxGroup1 = new CheckboxGroup();
  Choice choiceMethod = new Choice();
  Label label3 = new Label();
  TextField txtWorld = new TextField();
  Label label4 = new Label();
  TextField txtPrice = new TextField();
  Label label5 = new Label();
  TextField txtDividend = new TextField();
  public RuleView(AsmModel loc) {
    super("查看规则");
    local=loc;
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  private void jbInit() throws Exception {
    this.setLayout(null);
    lstRules.setBounds(new Rectangle(11, 27, 769, 283));
    lstRules.addMouseListener(new java.awt.event.MouseAdapter() {
      public void mouseClicked(MouseEvent e) {
        lstRules_mouseClicked(e);
      }
    });
    this.addWindowListener(new java.awt.event.WindowAdapter() {
      public void windowClosing(WindowEvent e) {
        this_windowClosing(e);
      }
    });
    label1.setText("选择Agent：");
    label1.setBounds(new Rectangle(6, 446, 70, 16));
    choiceAgent.setBounds(new Rectangle(76, 446, 70, 17));
    for(int i=0;i<local.agentList.size();i++){
      choiceAgent.addItem(Integer.toString(i));
    }
    this.addWindowListener(new java.awt.event.WindowAdapter() {
      public void windowOpened(WindowEvent e) {
        this_windowOpened(e);
      }
    });
    btnRefresh.setLabel("刷新");
    btnRefresh.setBounds(new Rectangle(177, 443, 98, 20));
    txtShow.setBounds(new Rectangle(9, 335, 600, 104));
    this.setBackground(SystemColor.inactiveCaptionBorder);
    label2.setText("查看：");
    label2.setBounds(new Rectangle(11, 315, 49, 16));
    choiceMethod.setBounds(new Rectangle(65, 315, 103, 16));
    choiceMethod.addItem("全部规则");
    choiceMethod.addItem("激活的规则");
    label3.setText("当前世界的编码：");
    label3.setBounds(new Rectangle(212, 313, 99, 16));
    txtWorld.setBounds(new Rectangle(314, 315, 465, 18));
    label4.setText("价格：");
    label4.setBounds(new Rectangle(618, 356, 43, 16));
    txtPrice.setBounds(new Rectangle(660, 356, 112, 20));
    label5.setText("股息：");
    label5.setBounds(new Rectangle(618, 399, 43, 20));
    txtDividend.setBounds(new Rectangle(660, 401, 111, 19));
    this.add(lstRules, null);
    this.add(label1, null);
    this.add(choiceAgent, null);
    this.add(btnRefresh, null);
    this.add(txtShow, null);
    this.add(label2, null);
    this.add(choiceMethod, null);
    this.add(label3, null);
    this.add(txtWorld, null);
    this.add(label4, null);
    this.add(label5, null);
    this.add(txtPrice, null);
    this.add(txtDividend, null);
  }
  public void updateWorld() {
    String world=local.world.getRealWorld();
    txtWorld.setText(world);
    txtPrice.setText(String.valueOf(local.world.getPrice()));
    txtDividend.setText(String.valueOf(local.world.getDividend()));
    Vector agList=local.agentList;
    String output[];
    lstRules.removeAll();
    output=new String[8];
    Agent ag=(Agent)agList.elementAt(choiceAgent.getSelectedIndex());
    Vector activeRules;
    if(choiceMethod.getSelectedIndex()==0){
      activeRules=ag.fcastList;
    }else{
      activeRules=ag.activeList;
    }
    index=new int[activeRules.size()];
    area=new String[activeRules.size()];
    for(int i=0;i<activeRules.size();i++){
      index[i]=i;
    }
    int size=activeRules.size();
    for(int m=0;m<size-1;m++){
      for(int n=m+1;n<size;n++){
        if(ag.GetStrength(activeRules,index[m])<ag.GetStrength(activeRules,index[n])){
          int tmp=index[m];
          index[m]=index[n];
          index[n]=tmp;
        }
      }
    }
    String space="____";
    String out="编号"+space+"预测值"+space+"____强度"+space+space+"a"+space+space+"b"+space+space+space+"c"+space+space
    +"方差"+space+"次数";
    space="\t";
    lstRules.add(out);
    for(int i=0;i<activeRules.size();i++){
      out="";
      out=Integer.toString(index[i]);
      int s=4-out.length();
      for(int k=1;k<s;k++){
        out+="_";
      }
      out+=space;
      ag.GetRule(activeRules,output,index[i]);
      int j;
      for(j=0;j<7;j++){
        for(int k=1;k<=10;k++){
          if(k<=output[j].length()){
            out+=output[j].substring(k-1,k);
          }else{
            out+="_";
          }
        }
        out+=space;
      }
      area[i]=output[j];
      lstRules.add(out);
    }
    //lstRules.repaint();
    //super.paint(g);
  }
    public void stop() {
    if (runner1!=null)
    {
      // running = false;
        runner1.stop();
       runner1=null;
    }

  }
  public void run()   {
    while(true){
        updateWorld();
        try{Thread.sleep(200000);}catch(InterruptedException e){};
    }
  }

  void this_windowClosing(WindowEvent e) {
    this.hide();
    this.dispose();
  }

  void this_windowOpened(WindowEvent e) {
    if(runner1==null){
      runner1=new Thread(this);
      runner1.start();
    }
  }
  public boolean action(Event evt, Object o) {
    if(evt.target==btnRefresh){
      updateWorld();
      return true;
    }else if(evt.target==choiceAgent){
      updateWorld();
      return true;
    }else if(evt.target==lstRules){
      nSelRule=lstRules.getSelectedIndex();
      txtShow.setText(area[nSelRule]);
      return true;
    }else if(evt.target==choiceMethod){
      updateWorld();
      return true;
    }
    return false;
  }

  void lstRules_mouseClicked(MouseEvent e) {
      nSelRule=lstRules.getSelectedIndex();
      if(nSelRule==0)return;
      nSelRule--;
      String condition=area[nSelRule];
      String explain="";
      for(int i=3;i<condition.length();i++){
        String tmp=condition.substring(i,i+1);
        if(tmp.equals("1")){
          explain+=local.world.descriptionOfBit(i)+" and\n";
        }else if(tmp.equals("0")){
          explain+="not "+local.world.descriptionOfBit(i)+" and\n";
        }
      }
      String result;
      condition=condition.replace('2','#');
      result="条件编码:"+condition+"\n";
      result+="解释："+"\n";
      result+="if\n"+explain;
      txtShow.setText(result);
  }
}