用命令行运行
如下:
D:\Code\Project\NetTest\cn\edu\biti\LANMessenger>javac test.javaD:\Code\Project\NetTest\cn\edu\biti\LANMessenger>java test
Exception in thread "main" java.lang.NoClassDefFoundError: test (wrong name: cn/
edu/biti/LANMessenger/test)
at java.lang.ClassLoader.defineClass0(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:537)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:12
3)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:251)
at java.net.URLClassLoader.access$100(URLClassLoader.java:55)
at java.net.URLClassLoader$1.run(URLClassLoader.java:194)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:187)
at java.lang.ClassLoader.loadClass(ClassLoader.java:289)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:274)
at java.lang.ClassLoader.loadClass(ClassLoader.java:235)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:302)D:\Code\Project\NetTest\cn\edu\biti\LANMessenger>大家谁道这是哪出了问题啦?
如下:
D:\Code\Project\NetTest\cn\edu\biti\LANMessenger>javac test.javaD:\Code\Project\NetTest\cn\edu\biti\LANMessenger>java test
Exception in thread "main" java.lang.NoClassDefFoundError: test (wrong name: cn/
edu/biti/LANMessenger/test)
at java.lang.ClassLoader.defineClass0(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:537)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:12
3)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:251)
at java.net.URLClassLoader.access$100(URLClassLoader.java:55)
at java.net.URLClassLoader$1.run(URLClassLoader.java:194)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:187)
at java.lang.ClassLoader.loadClass(ClassLoader.java:289)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:274)
at java.lang.ClassLoader.loadClass(ClassLoader.java:235)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:302)D:\Code\Project\NetTest\cn\edu\biti\LANMessenger>大家谁道这是哪出了问题啦?
class_path
只有用命令行分别启动服务器和客户端
classpath还是class_path 啊?
classpath的问题你自己去查相关的资料就行了。
用java mypacket/test.java
就没问题了
谢谢大家关注