求高手解答

Question

严重: Exception starting filter struts2
Unable to load configuration. - bean - jar:file:/D:/Program%20Files/MyEclipse10.0/MyEclipse%2010/Workspaces/MyEclipse%2010/.metadata/.me_tcat/webapps/library/WEB-INF/lib/struts2-core-2.2.1.jar!/struts-default.xml:48:178
at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:428)
at org.apache.struts2.dispatcher.ng.InitOperations.initDispatcher(InitOperations.java:69)
at org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.init(StrutsPrepareAndExecuteFilter.java:51)
at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:275)
at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:397)
at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:108)
at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:3693)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4340)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:525)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:920)
at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:883)
at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:492)
at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1138)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
at org.apache.catalina.core.StandardService.start(StandardService.java:516)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
at org.apache.catalina.startup.Catalina.start(Catalina.java:566)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
Caused by: Unable to load configuration. - bean - jar:file:/D:/Program%20Files/MyEclipse10.0/MyEclipse%2010/Workspaces/MyEclipse%2010/.metadata/.me_tcat/webapps/library/WEB-INF/lib/struts2-core-2.2.1.jar!/struts-default.xml:48:178
at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:69)
at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:371)
at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:415)
... 29 more
Caused by: Unable to load bean: type:org.apache.struts2.dispatcher.multipart.MultiPartRequest class:org.apache.struts2.dispatcher.multipart.JakartaMultiPartRequest - bean - jar:file:/D:/Program%20Files/MyEclipse10.0/MyEclipse%2010/Workspaces/MyEclipse%2010/.metadata/.me_tcat/webapps/library/WEB-INF/lib/struts2-core-2.2.1.jar!/struts-default.xml:48:178
at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.register(XmlConfigurationProvider.java:232)
at org.apache.struts2.config.StrutsXmlConfigurationProvider.register(StrutsXmlConfigurationProvider.java:101)
at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:180)
at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:66)
... 31 more
Caused by: java.lang.NoClassDefFoundError: org/apache/commons/fileupload/RequestContext
at java.lang.Class.getDeclaredConstructors0(Native Method)
at java.lang.Class.privateGetDeclaredConstructors(Class.java:2389)
at java.lang.Class.getDeclaredConstructors(Class.java:1836)
at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.register(XmlConfigurationProvider.java:222)
... 34 more
Caused by: java.lang.ClassNotFoundException: org.apache.commons.fileupload.RequestContext
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1358)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1204)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
... 38 more
2012-10-20 20:41:38 org.apache.catalina.core.StandardContext start
严重: Error filterStart
2012-10-20 20:41:38 org.apache.catalina.core.StandardContext start
严重: Context [/library] startup failed due to previous errors
2012-10-20 20:41:39 com.opensymphony.xwork2.config.providers.XmlConfigurationProvider register

Answer 1

客户端
import java.io.*;
import java.net.*;
import java.awt.*;
import java.awt.event.*;
class liaot extends Frame
{
Socket socket=null;
private TextArea text1;
private TextField text2;
//图形界面
liaot(){
text1 = new TextArea();
text2 = new TextField();
add(text1,"Center");
add(text2,"South");
try{
socket = new Socket("192.168.30.129",3334);
}catch(Exception ee){}
event();
setBounds(300,300,300,300);
setVisible(true);

}
//事件响应
public void event(){
addWindowListener(new WindowAdapter(){
public void windowClosing(WindowEvent e){
System.exit(0);
}
});
text2.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){


// new Thread(new clientsend()).start();
new Thread(new clientrec()).start();
send();
//rece();
text2.setText("");
}
});
} public static void main(String[] args)throws Exception 
{
new liaot();
}
//发送
public void send(){
byte[]buf = text2.getText().trim().getBytes();
String str = new String(buf,0,buf.length);
System.out.println(str);
// text1.setText(str+text2.getText()+"\r\n");
try{
DataOutputStream dos = new DataOutputStream(socket.getOutputStream());

dos.writeUTF(str);
dos.flush();
// out.write("\r\n".getBytes());
;
}catch(Exception e){}
}

class clientsend implements Runnable
{
public void run(){
send();
}
}
//接收
public void rece(){
try{
DataInputStream dis = new DataInputStream(socket.getInputStream());
String str = dis.readUTF();

text1.append(str+"\r\n");
}catch(Exception e){}
}
class clientrec implements Runnable
{
public void run(){
// byte[] buf = new byte[1024];
rece();

}
}
}
服务端
import java.io.*;
import java.net.*;
import java.util.*;
class liaotserver 
{
static List<server> list = new ArrayList<server>();
public static void main(String[] args)throws Exception 
{
Socket socket;
ServerSocket ss = new ServerSocket(3334);
while(true){
socket = ss.accept();
System.out.println("hahahah....");
server ser = new server(socket);
list.add(ser);
new Thread(ser).start();
}
}
static class server implements Runnable
{
private DataOutputStream dos;
private DataInputStream dis;
private Socket socket = null;
server(Socket socket){
this.socket = socket;
try{
dos = new DataOutputStream(socket.getOutputStream());
dis = new DataInputStream(socket.getInputStream());
}catch(Exception e){}
}
public void send(String str){
try{
//System.out.println(str);
dos.writeUTF(str);
dos.flush();

}catch(Exception e){}
}
public void run(){
// byte[] buf = new byte[1024];
try{
while(true){
String str = dis.readUTF();

//System.out.println(str);
for(int i=0;i<list.size();i++){
server s = list.get(i);
s.send(str);
}
}
}catch(Exception e){}

}
}}
我运行一个客户端时，运行正常，显示结果正常，运行两个客户端时，我在第一个客户端写“你好”，第一个客户端能显示“你好”，但是第二个客户端不能显示，但是我要是在第二个客户端写上“哈哈”，”哈哈“不能显示，而是第一个客户端的”你好“显示出来了，每次输入都是这样，什么原因啊，怎么改？