&引用;java.io.StreamCorruptedException:无效的类型代码:AC";-从服务器客户端java程序运行客户端代码时发现错误

&引用;java.io.StreamCorruptedException:无效的类型代码:AC";-从服务器客户端java程序运行客户端代码时发现错误,java,sockets,client,Java,Sockets,Client,我试图从XMLParser中读取.xml文件,因此基本上我希望读取xml文件并将其从服务器打印到客户端,但在运行客户端代码时,我得到: java.io.StreamCorruptedException: invalid type code: AC 客户端代码为: import java.awt.BorderLayout; import java.awt.Container; import java.awt.event.ActionEvent; import java.awt.event.Act

我试图从XMLParser中读取.xml文件,因此基本上我希望读取xml文件并将其从服务器打印到客户端,但在运行客户端代码时,我得到:

java.io.StreamCorruptedException: invalid type code: AC
客户端代码为:

import java.awt.BorderLayout;
import java.awt.Container;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.net.InetAddress;
import java.net.Socket;
import java.net.UnknownHostException;
import java.util.List;

import javax.swing.JComboBox;
import javax.swing.JFrame;

import server.Video;
import server.VideoFile;

@SuppressWarnings("serial")
public class Client extends JFrame{
    Container contentPane;
    @SuppressWarnings("rawtypes")
    JComboBox selectionBox;

    List<Video> video;
    List<VideoFile> videoFile;

    Socket serverSocket;
    String host = "127.0.0.1";
    int port = 1176;
    ObjectInputStream inputFromServer;
    ObjectOutputStream out;

    public Client() throws Exception {
        // line 41 below
            setupGUI();

        System.out.println("Reading the XML File");
        MyXMLReader reader = new MyXMLReader();
        //video = reader.getList("videoList.xml");
        System.out.println("Finished reading");
    }

    public void openSocket() throws UnknownHostException, IOException {
         /** Obtain an address object of the server */
        serverSocket = new Socket("localhost", port);
        System.out.println("Connected to localhost in port: " + port);
        out = new ObjectOutputStream(serverSocket.getOutputStream());
        //out.flush();
        inputFromServer = new ObjectInputStream(serverSocket.getInputStream());

    }

    @SuppressWarnings("unchecked")
    public void getListFromSocket() throws IOException, ClassNotFoundException {
        try{
        video = (List<Video>)inputFromServer.readObject();
        } catch (IOException e) {
            e.printStackTrace();
            System.exit(-1);
        }
        //serverSocket.close();
    }
    public void runClient() throws Exception {

            try {
                openSocket();
                getListFromSocket();
                serverSocket.close();
                setupGUI();
                } catch (UnknownHostException e) {
                System.out.println("Don't know about host : " + host);
                System.exit(-1);
                } catch (IOException e) {
                e.printStackTrace();
                System.out.println("Couldn't open I/O connection : " + host + ":" + port);
                System.exit(-1);
                } catch (ClassNotFoundException e) {
                System.out.println("Class definition not found for incoming object.");
                e.printStackTrace();
                System.exit(-1);
            }

    }

    @SuppressWarnings({ "unchecked", "rawtypes" })
    private void setupGUI() throws Exception{
        setTitle("A Client");
        setSize(600, 400);
        setVisible(true);
        contentPane = getContentPane();
        contentPane.setLayout(new BorderLayout());

            runClient();

        // line 105 below
        String [] selectionListData = new String[video.size()];
        for (int i = 0; i < video.size(); i++) {
        selectionListData[i] = video.get(i).getFilename();
        selectionListData[i] = video.get(i).getID();
        selectionListData[i] = video.get(i).getTitle();
        System.out.println(selectionListData);
        }
        selectionBox = new JComboBox(selectionListData);
        selectionBox.setSelectedIndex(0);
        add(selectionBox, BorderLayout.NORTH);
        selectionBox.addActionListener((ActionListener) this);

        validate();
    }

    public void actionPerformed(ActionEvent e) {
        @SuppressWarnings("rawtypes")
        JComboBox comboBox = (JComboBox)e.getSource();
        String selectedTitle = (String)comboBox.getSelectedItem();
        System.out.println("Selected title : " + selectedTitle);
        }


    public static void main(String[] args) throws IOException, Exception {
            // line 127 below
        new Client();

    }

}
导入java.awt.BorderLayout;
导入java.awt.Container;
导入java.awt.event.ActionEvent;
导入java.awt.event.ActionListener;
导入java.io.IOException;
导入java.io.ObjectInputStream;
导入java.io.ObjectOutputStream;
导入java.net.InetAddress;
导入java.net.Socket;
导入java.net.UnknownHostException;
导入java.util.List;
导入javax.swing.JComboBox;
导入javax.swing.JFrame;
导入服务器。视频;
导入server.VideoFile;
@抑制警告(“串行”)
公共类客户端扩展JFrame{
容器内容窗格;
@抑制警告(“原始类型”)
JComboBox选择框;
列出视频;
列出视频文件;
套接字服务器套接字;
字符串host=“127.0.0.1”;
int端口=1176;
ObjectInputStream inputFromServer;
对象输出流输出;
公共客户端()引发异常{
//下面第41行
setupGUI();
System.out.println(“读取XML文件”);
MyXMLReader=新的MyXMLReader();
//video=reader.getList(“videoList.xml”);
System.out.println(“完成读取”);
}
public void openSocket()引发UnknownHostException,IOException{
/**获取服务器的地址对象*/
serverSocket=新套接字(“本地主机”,端口);
System.out.println(“连接到端口中的本地主机:“+端口”);
out=newObjectOutputStream(serverSocket.getOutputStream());
//out.flush();
inputFromServer=newObjectInputStream(serverSocket.getInputStream());
}
@抑制警告(“未选中”)
public void getListFromSocket()引发IOException,ClassNotFoundException{
试一试{
视频=(列表)inputFromServer.readObject();
}捕获(IOE异常){
e、 printStackTrace();
系统退出(-1);
}
//serverSocket.close();
}
public void runClient()引发异常{
试一试{
openSocket();
getListFromSocket();
serverSocket.close();
setupGUI();
}捕获(未知后异常e){
System.out.println(“不知道主机:+host”);
系统退出(-1);
}捕获(IOE异常){
e、 printStackTrace();
System.out.println(“无法打开I/O连接:“+host+”:“+port”);
系统退出(-1);
}catch(classnotfounde异常){
System.out.println(“未找到传入对象的类定义”);
e、 printStackTrace();
系统退出(-1);
}
}
@SuppressWarnings({“unchecked”,“rawtypes”})
私有void setupGUI()引发异常{
setTitle(“客户”);
设置大小(600400);
setVisible(真);
contentPane=getContentPane();
setLayout(新的BorderLayout());
runClient();
//下面第105行
String[]selectionListData=新字符串[video.size()];
对于(int i=0;i
完全错误是:

    Connected to localhost in port: 1176
    java.io.StreamCorruptedException: invalid type code: AC
    at java.io.ObjectInputStream.readObject0(Unknown Source)
    at java.io.ObjectInputStream.readObject(Unknown Source)
    at client.Client.getListFromSocket(Client.java:61)
    at client.Client.runClient(Client.java:72)
    at client.Client.<init>(Client.java:40)
    at client.Client.main(Client.java:124)
已连接到端口1176中的本地主机
java.io.StreamCorruptedException:类型代码无效:AC
位于java.io.ObjectInputStream.readObject0(未知源)
位于java.io.ObjectInputStream.readObject(未知源)
位于client.client.getListFromSocket(client.java:61)
位于client.client.runClient(client.java:72)
在client.client.(client.java:40)
位于client.client.main(client.java:124)
谁能给我一个解决办法,我肯定这是一个小问题,但我不能弄明白

谢谢

编辑:服务器代码为:

package server;

import java.io.IOException;
import java.io.ObjectOutputStream;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.List;
import java.lang.*;

@SuppressWarnings("unused")
public class Server extends Thread implements Runnable{
    List<Video> video;
    static String TimeStamp;
    //Socket Declerations
    ServerSocket serverSocket;
    int port = 1176;
    //String host = "localhost";
    Socket clientSocket;
    ObjectOutputStream outputToClient;



    public Server() {
        Thread();
        System.out.println("Reading the XML File");
        MyXMLReader reader = new MyXMLReader();
        //video = reader.getList("videoList.xml");
        System.out.println("Finished reading");
    }

    public void openSockets() throws IOException {
        try {
            serverSocket = new ServerSocket(port);
            System.out.println("Socket Connection Established....");
        } catch (IOException e) {
            System.out.println("Could not listen on port : " + port);
            System.exit(-1);
        }
        TimeStamp = new java.util.Date().toString();
        System.out.println("Opened socket on : " + port + ", waiting for client. " + TimeStamp);

        try {
            clientSocket = serverSocket.accept();
            //System.out.println("Sending to Client.....");
            } catch (IOException e) {
            System.out.println("Could not accept client.");
            System.exit(-1);
            }
            outputToClient = new ObjectOutputStream(clientSocket.getOutputStream());
    }
    public void writeToSocket() throws IOException {
        outputToClient = new ObjectOutputStream(clientSocket.getOutputStream());
        outputToClient.writeObject(video);
        System.out.println(outputToClient);
    }

    public void Thread() {
        Thread socketThread;
        socketThread = new Thread("Socket") {
        public void run() {
            try {
                openSockets();
                writeToSocket();
                clientSocket.close();
                serverSocket.close();
            } catch (IOException e) {
                System.out.println("Error on sockets connection.");
                e.printStackTrace();
            }
        }
};
socketThread.start();
}

    public static void main(String[] args) throws IOException {
        new Server();
        //new Thread();


    }

}
包服务器;
导入java.io.IOException;
导入java.io.ObjectOutputStream;
导入java.net.ServerSocket;
导入java.net.Socket;
导入java.util.List;
导入java.lang.*;
@抑制警告(“未使用”)
公共类服务器扩展线程实现可运行{
列出视频;
静态字符串时间戳;
//套脱
服务器套接字服务器套接字;
int端口=1176;
//String host=“localhost”;
插座客户端插座;
ObjectOutputStream输出客户端;
公共服务器(){
螺纹();
System.out.println(“读取XML文件”);
MyXMLReader=新的MyXMLReader();
//video=reader.getList(“videoList.xml”);
System.out.println(“完成读取”);
}
public void openSockets()引发IOException{
试一试{
serverSocket=新的serverSocket(端口);
System.out.println(“已建立套接字连接…”);
}捕获(IOE异常){
System.out.println(“无法侦听端口:“+端口”);
系统退出(-1);
}
TimeStamp=new java.ut
Exception in thread "main" java.lang.NullPointerException
    at client.Client.setupGUI(Client.java:105)
    at client.Client.<init>(Client.java:41)
    at client.Client.main(Client.java:127)