（FCFS）进程调度，求救……
刚学java，各位帮忙添加一下我的代码，虽然有点长，但是要实现的功能不是很复杂，主要是创建和启动进程（先来先服务算法）。而且界面方面已经实现。
主要问题是事件实现函数部分，不知道怎么写，怎么在创建进程完后，继续让进程运行……
最后：感激不尽……
第一类pcb
package process;public class pcb { static final int Running=1; static final int Ready=2; static final int Waiting=3; private String processname; private int runtime; //生存周期 private int prority; //优先级 private int processstate; //状态 private int pcbflag; //暂定 public pcb(String name,int time,int pro) { this.processname=name; this.runtime=time; this.prority=pro; } public pcb() { pcbflag=0; } public void setprocessname(String name) { this.processname=name; } public String getprocessname() { return processname; } public void setruntime(int time) { this.runtime=time; } public int getruntime() { return runtime; } public void setprority(int pro) { this.prority=pro; } public int getprority() { return prority; } public void setprocessstate(int state) { this.processstate=state; } public String getprocessstate() { String s=new String(); if(this.processstate==1) { s="runing"; } else if(this.processstate==2) { s="ready"; } else if(this.processstate==3) s="waiting"; return s; }}package process;import javax.swing.*;import java.util.*;import java.awt.*;import java.awt.event.*;import javax.swing.event.*;public class Main { private JButton startbutton; //开始 private JButton newbutton; //新建 private JLabel namelabel; private JLabel proritylabel; private JLabel timelabel; private JLabel readylabel; private JLabel runinglabel; private JTable readytable; private JTable runingtable; private JTextField nametext; private JTextField timetext; private JComboBox proritycom; //优先级设置 private JPanel newpanel; private JPanel readypanel; private JScrollPane readysp; private JScrollPane runingsp; Vector waitingvectorname; pcb []readyarray; pcb []newarray; Object[][] readydata; Object[][] runingdata; int first; int end; int count=0; //就绪队列中的进程数量 pcb a; pcb test; public Main() { a=new pcb(); first=0; end=0; JFrame jf=new JFrame("进程调度"); Container c=jf.getContentPane(); c.setLayout(null); newpanel=new JPanel(); newpanel.setLayout(null); readypanel=new JPanel(); readypanel.setLayout(null); startbutton=new JButton("开始"); newbutton=new JButton("新建进程"); namelabel=new JLabel("进程名"); proritylabel=new JLabel("优先级"); timelabel=new JLabel("生存期"); readylabel=new JLabel("就绪队列"); runinglabel=new JLabel("运行进程"); nametext=new JTextField(); timetext=new JTextField(); proritycom=new JComboBox(); readyarray=new pcb[8]; waitingvectorname=new Vector(); readydata=new Object[8][4]; runingdata=new Object[1][3]; String []col1={"进程","生存期","优先级","状态"}; String []col2={"进程","生存期","优先级"}; readytable=new JTable(readydata,col1); readytable.setEnabled(false); runingtable=new JTable(runingdata,col2); runingtable.setEnabled(false); runingsp=new JScrollPane(); readysp=new JScrollPane(); readysp.getViewport().add(readytable); runingsp.getViewport().add(runingtable); runingtable.setRowHeight(22); readytable.setRowHeight(22); for(int i=1;i<=10;i++) proritycom.addItem(i); newpanel.setSize(450,100); newpanel.setLocation(0,10); namelabel.setSize(80,20); namelabel.setLocation(10,5); nametext.setSize(100,25); nametext.setLocation(10,30); proritylabel.setSize(80,20); proritylabel.setLocation(140,5); proritycom.setSize(100,25); proritycom.setLocation(140,30); timelabel.setSize(80,20); timelabel.setLocation(280,5); timetext.setSize(100,25); timetext.setLocation(280,30); newbutton.setSize(120,20); newbutton.setLocation(140,80); readysp.setSize(400,100); readysp.setLocation(10,30); runingsp.setSize(400,43); runingsp.setLocation(10,250); readypanel.setSize(450,410); readypanel.setLocation(0,120); readylabel.setSize(100,22); readylabel.setLocation(10,2); startbutton.setSize(80,20); startbutton.setLocation(147,350); runinglabel.setSize(100,20); runinglabel.setLocation(10,200); c.add(newpanel); newpanel.add(namelabel); newpanel.add(nametext); newpanel.add(proritylabel); newpanel.add(proritycom); newpanel.add(timelabel); newpanel.add(timetext); newpanel.add(newbutton); readypanel.add(runingsp); readypanel.add(readysp); readypanel.add(readylabel); readypanel.add(runinglabel); readypanel.add(startbutton); c.add(readypanel); jf.setSize(450,550); jf.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); jf.setLocationRelativeTo(null); jf.setVisible(true); startbutton.addActionListener(new MyActionListener()); newbutton.addActionListener(new MyActionListener()); } class MyActionListener implements ActionListener { public void actionPerformed(ActionEvent e) { } public static void main(String[] args) { new Main(); }}
nametext.setLocation(10,30);
proritylabel.setSize(80,20);
proritylabel.setLocation(140,5);
proritycom.setSize(100,25);
proritycom.setLocation(140,30);
timelabel.setSize(80,20);
timelabel.setLocation(280,5);
timetext.setSize(100,25);
timetext.setLocation(280,30);
newbutton.setSize(120,20);
newbutton.setLocation(140,80);
readysp.setSize(400,100);
readysp.setLocation(10,30);
runingsp.setSize(400,43);
runingsp.setLocation(10,250);
readypanel.setSize(450,410);
readypanel.setLocation(0,120);
readylabel.setSize(100,22);
readylabel.setLocation(10,2);
startbutton.setSize(80,20);
startbutton.setLocation(147,350);
runinglabel.setSize(100,20);
runinglabel.setLocation(10,200);
c.add(newpanel);
newpanel.add(namelabel);
newpanel.add(nametext);
newpanel.add(proritylabel);
newpanel.add(proritycom);
newpanel.add(timelabel);
newpanel.add(timetext);
newpanel.add(newbutton);
readypanel.add(runingsp);
readypanel.add(readysp);
readypanel.add(readylabel);
readypanel.add(runinglabel);
readypanel.add(startbutton);
c.add(readypanel);
jf.setSize(450,550);
jf.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
jf.setLocationRelativeTo(null);
jf.setVisible(true);
startbutton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
mystart();
}
});
newbutton.addActionListener(new MyActionListener());
timetext.addKeyListener(new KeyAdapter() {
public void keyTyped(KeyEvent e) {// 通过键盘监听器实现控制文本框的输入内容
if ("0123456789".indexOf(e
.getKeyChar()) < 0)// 只允许输入字母和数字
e.consume();// 销毁此次键盘事件
}
});
}
class MyActionListener implements ActionListener
{
public void actionPerformed(ActionEvent e)
{
String pname = nametext.getText();
String pro = proritycom.getSelectedItem().toString();
String timeS = timetext.getText();
if(pname==null || pname.trim().equalsIgnoreCase("")){
JOptionPane.showMessageDialog(null, "请输入进程名！",
"友情提示", JOptionPane.INFORMATION_MESSAGE);
nametext.requestFocus();
return;
}
if(timeS==null || timeS.trim().equalsIgnoreCase("")){
JOptionPane.showMessageDialog(null, "请输入进程生存期！",
"友情提示", JOptionPane.INFORMATION_MESSAGE);
timetext.requestFocus();
return;
}
int pro_int = Integer.parseInt(proritycom.getSelectedItem().toString());
int timeS_int = Integer.parseInt(timetext.getText());
try {
Pcb_Thread MsgThread = new Pcb_Thread(pname,pro_int,timeS_int,i++);
threadV.add(MsgThread);
Vector v = new Vector();
v.add(pname);
v.add(timeS_int);
v.add(pro_int);
v.add(MsgThread.getState());
readydata.add(v);
SwingUtilities.updateComponentTreeUI(c);
} catch (Exception ex) {
ex.printStackTrace();
return;
}
}
}
//守护进程
public void run() {
Pcb_Thread a;
while(true){
// System.out.println("threadV.size():"+threadV.size());
for(int i=0,j=threadV.size(); i <j ; i++){
a = threadV.get(i);
if(a.isAlive()){
break;
}else if(a.getState().compareTo(State.TERMINATED)==0){
//
}else{
a.start();
updateCurrentThread(a);
break;
}
}
}
}
public static void main(String[] args) {
myMain = new MyMain();
}
public static void mystart(){
myMain.start();
}
public static void updateCurrentThread(Pcb_Thread t){
readydata.clear();
for(int i=0,j=threadV.size(); i<j; i++){
Pcb_Thread a = threadV.get(i);
Vector v = new Vector();
v.add(a.getName());
v.add(a.getruntime());
v.add(a.getPriority());
v.add(a.getState());
readydata.add(v);
}
Vector v = new Vector();
v.add(t.getName());
v.add(t.getruntime());
v.add(t.getPriority());
runingdata.clear();
runingdata.add(v);
SwingUtilities.updateComponentTreeUI(c);
}
}
//说明： 上面的代码凑合可以跑，那个生存期单位为秒，输入3或者4等比较小的数字测试即可，
//要完善需要单独创建守护进程，可能要加一个类，楼主自己去想想办法吧
//测试前建意创建2~3个进程