随机单词文章构造器（Random Term Paper Writer）

 

//Random term paper writer
//Java how to program, 5/e, Exercise 11.9
package StringsAndCharacters;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;

public class RandomTermPaperWriter extends JFrame{

    private String[] article={"the","a","one","some","any"};
    private String[] noun={"boy","girl","dog","town","car"};
    private String[] verb={"drove","jumped","ran","walked","skipped"};
    private String[] preposition={"to","from","over","under","on"};
    private String[] sentences=new String[20];
    
    JTextArea output;
    JScrollPane scroller;
public RandomTermPaperWriter()
{   super("Random term paper writer");
    
    Container container=getContentPane();
    container.setLayout(new FlowLayout());
    
    JLabel hint1Label=new JLabel("Press ");
    container.add(hint1Label);
    
    JButton startButton=new JButton("Start");
    container.add(startButton);
    startButton.addActionListener(
        new ActionListener(){
            public void actionPerformed(ActionEvent event){
                displayPaper();
            }
            
        }
    );
    
    JLabel hint2Label=new JLabel(" to write paper.");
    container.add(hint2Label);
    output=new JTextArea(20,40);
    scroller=new JScrollPane(output);
    container.add(scroller);
    
    setSize(600,500);
    setVisible(true);
    }

public static void main(String args[])
{
    RandomTermPaperWriter paperWriter=new RandomTermPaperWriter();
    paperWriter.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    }
public void displayPaper(){
    
    for (int i=0;i<20;i++){
        int[] random=new int[6];
        for (int j=0;j<6;j++){
            random[j]=(int)(5*Math.random());
        }
        sentences[i]=article[random[0]]+" "+noun[random[1]]+" "+verb[random[2]]+" "
                     +preposition[random[3]]+" "+article[random[4]]+" "+noun[random[5]];
        output.append(sentences[i]+"/n");
    }
    
}

}

 

A snapshot of program execution: