如何将CLASS文件打包成JAR文件
如何将CLASS文件打包成JAR文件??
------解决方案--------------------jar命令,jar cvf test.jar A.class B.class
------解决方案--------------------在eclipse里项目的根目录下新建一个build.xml文件 
  <?xml version= "1.0 " encoding= "UTF-8 "?>  
  <project name= "naf " default= "build.jar " basedir= ". ">     	  	 
 	 <property name= "tempSrc " value= "${basedir}/../../tempSrc "/>  
 	 <property name= "baseSrc " value= "${basedir}/WebRoot/WEB-INF/classes "/>   	  	     
 	 <target name= "build.jar " >   		 
 		 <delete dir= "${tempSrc} "/>  
 		 <mkdir dir= "${tempSrc} "/>  
 		 <zip destfile= "${tempSrc}/naf_1.0.0.jar " basedir= "${baseSrc} " filesonly= "false " whenempty= "skip " update= "false "/>   		 
 	 </target>     	   
  </project>    
 把变量中的路径改成你自己的 
 右键run -》ant build
------解决方案--------------------gen.包A.1,按路径一个一个的写下来.