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Java JFrame没有出现_Java_Swing_Jframe_Mainclass - Fatal编程技术网

Java JFrame没有出现

Java JFrame没有出现,java,swing,jframe,mainclass,Java,Swing,Jframe,Mainclass,我正在编写一个简单的ish程序来查找电影信息,我在GUI出现时遇到了一些问题。 我感谢任何人能提供的任何帮助 package guiprojj; import java.io.BufferedReader; import java.io.Console; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.OutputStreamWrite

我正在编写一个简单的ish程序来查找电影信息,我在GUI出现时遇到了一些问题。 我感谢任何人能提供的任何帮助

package guiprojj;
import java.io.BufferedReader;
import java.io.Console;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.net.URL;
import java.net.URLConnection;
import java.net.UnknownHostException;
import java.util.Scanner;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import guiprojj.gui;

import javax.swing.JFrame;

@SuppressWarnings("unused")
public class Test {

    public static void main(String args[]) throws IOException {
        BufferedReader rd;
        OutputStreamWriter wr;
        String movie = null;
        //Scanner s = new Scanner(System.in);
        //System.out.println("Enter input:");
        //movie = s.nextLine();
        //movie = movie.replaceAll(" ", "%20");
        while (movie != null)
            {
            try {
            URL url = new URL("http://www.imdbapi.com/?i=&t=" + movie);
            URLConnection conn = url.openConnection();
            conn.setDoOutput(true);
            wr = new OutputStreamWriter(conn.getOutputStream());
            wr.flush();

            // Get the response
            rd = new BufferedReader(
                    new InputStreamReader(conn.getInputStream()));
            String line;
            line = rd.readLine();
            if (line != null) {
                System.out.println(line);
            } else {

                System.out.println("Sorry! That's not a valid URL.");
            }
        } catch (UnknownHostException codeyellow) {
             System.err.println("Caught UnknownHostException: " + codeyellow.getMessage());
        }
        catch (IOException e)
        {
            System.out.println("Caught IOException:" + e.getMessage());
        }

            }
    }
}


是我的两个班

gui
main
方法添加
String
数组参数,以便应用程序具有有效的入口点

public static void main(String[] args)

gui
main
方法中添加
String
数组参数,以便应用程序具有有效的入口点

public static void main(String[] args)

你必须只有一个主!你必须只有一个主!