invcheckspec.java

java编写的最短路径算法

package user_interface;

import engine.*;
import java.awt.*; 
import java.awt.event.*; 
import java.io.*; 
import java.util.Calendar;

import java.awt.Graphics;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JToggleButton;
import integrate.*;

public class InvCheckSpec extends JFrame{
	private JFrame parentWin;
	public  JToggleButton jbbb=null;
	private Structure inputStructure;
	private Structure greedyOutput;
	public InvCheckSpec(){
		super("Designated Check");
		setSize(Constant.frameWidth, Constant.frameHeight);
		
		//set the background
		((JPanel)this.getContentPane()).setOpaque(false); 
		ImageIcon img = new ImageIcon("BG.jpg"); 
		JLabel background = new JLabel(img); 
		this.getLayeredPane().add(background, new Integer(Integer.MIN_VALUE)); 
		background.setBounds(0, 0, img.getIconWidth(),img.getIconHeight());
		
		setVisible(true);
		addButtons();
		repaint();
	}
	public void paint(Graphics g) {
		super.paint(g);
		//g.setColor(Color.gray);
	}
	public void addButtons() {
		
		parentWin=this;
		
//		Button Start
		jbbb=new JToggleButton();
		jbbb.setText("Start");
		jbbb.setBounds(new Rectangle(Constant.frameWidth/2-Constant.boxWidth/2, Constant.frameHeight/2+Constant.boxHeight/2+Constant.buttonClearance, Constant.boxWidth,
				Constant.boxHeight));
		jbbb.setToolTipText("Start inventory check");

		jbbb.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent event){
//				Greedy greedyInput=new Greedy(inputStructure);
				
				Calendar a = Calendar.getInstance();
				
				parentWin.remove(jbbb);
				repaint();
				
				Test test=new Test(inputStructure);
				System.out.println("draw");
				
				Calendar b = Calendar.getInstance();
				
				
				System.out.println("Time");
				System.out.println(a.get(Calendar.HOUR)
						+":"+a.get(Calendar.MINUTE)
						+":"+a.get(Calendar.SECOND));
				System.out.println(b.get(Calendar.HOUR)
						+":"+b.get(Calendar.MINUTE)
						+":"+b.get(Calendar.SECOND));
				
				Resolution result=new Resolution(test.finalOutput);
				DBinput db=new DBinput();
				int res=db.invCheck(test.finalOutput);
				if (res==-1){
					Error err=new Error("Connect to database fail!");
				}
				
		}}
		
		);


		
		
		//Button Browse
		final JLabel label = new JLabel();
		JToggleButton jb=new JToggleButton();
		jb.setText("Browse");
		jb.setBounds(new Rectangle(Constant.frameWidth/2-Constant.boxWidth/2, Constant.frameHeight/2-Constant.boxHeight/2, Constant.boxWidth,
				Constant.boxHeight));
		jb.setToolTipText("Designate an input file.");
		
		this.getContentPane().add(jb);
		this.getContentPane().add(label);
		jb.setVisible(true);

		
		
		jb.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent event){
				FileDialog fd=new FileDialog(parentWin,"Open file"); 
				fd.setVisible(true); 
				
				
				try{
				String filename=fd.getFile();
				String fileDic=fd.getDirectory();
				//FileInputStream fis=new FileInputStream( fd.getDirectory()+fd.getFile()); 
				inputStructure=readFromFile(fileDic+filename);
				if (inputStructure==null){
					Error err=new Error("Invalid Input!");
					
				}else{
					parentWin.getContentPane().add(jbbb);
					jbbb.setVisible(true);
					repaint();
				}

				}catch(Exception e){
					System.out.println();
					Error err=new Error("Invalid Input!");
				}

     
		}}
		);
		
		
		
		
		
		
		
		
		//Button Back
		JToggleButton jbb=new JToggleButton();
		jbb.setText("Back");
		jbb.setBounds(new Rectangle(Constant.frameWidth/2-Constant.boxWidth/2, Constant.frameHeight/2+2*Constant.buttonClearance+Constant.boxHeight/2*3, Constant.boxWidth,
				Constant.boxHeight));
		jbb.setToolTipText("Back.");

		this.getContentPane().add(jbb);
			
		
		jbb.setVisible(true);
		jbb.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent event){
				parentWin.dispose();
		}}
		
		);

	}
	public Structure readFromFile(String fileN){
		int i,j=0, n=0;
		int layerID=1, rankID=0;
		try{ 
			
			BufferedReader in = new BufferedReader(new FileReader(fileN)); 
			String balance;
			
			Structure input=new Structure(50);
			
			do{
				balance=in.readLine();
				if (balance!=null){
					n++;
					for (i=0; i<balance.length();i++){
						if (balance.charAt(i)==','){
							j=i;
						}
					}
					if (j==0){
							System.out.println("Invalid Input file!");
					}
					String layer=balance.substring(0, j);
					String rank=balance.substring(j+1, balance.length());
					layerID = Integer.valueOf(layer.trim()).intValue();
					rankID = Integer.valueOf(rank.trim()).intValue();
					
					input.unitList[n]=new Coor();
					input.unitList[n].layer=layerID;
					input.unitList[n].rank=rankID;
					if (input.unitList[n].isValid()==0)
						return null;
				} 
				
			} while (balance!=null);
			
			input.unitList[0]=new Coor();
			input.unitList[n+1]=new Coor();
			
			
			input.unitNum=n+1;
		
			in.close();
			return input;
			} 
			catch(IOException ioe){ 
				System.out.println("Problem reading ");
			
			} 
			return null;
		 
	}
}