access denied (java.io.FilePermission /images read)!求救啊，急急急！！！急死了！！！高手救啊！

Question

我在做文件上传，用jspsmartupload组件做的，在本地上运行没有问题，到服务器上就有问题了，如题，我把那个images文件设为read的，ALL USERB了，还是不行，怎么做啊，
在网上找说是，要去做一个.policy设置，那个我不会创建，不知道怎么用啊！！
救救我！！

Answer 1

java.security.AccessControlException: access denied (java.io.FilePermission \img\dashe\1 read)
java.security.AccessControlContext.checkPermission(AccessControlContext.java:264)
java.security.AccessController.checkPermission(AccessController.java:427)
java.lang.SecurityManager.checkPermission(SecurityManager.java:532)
java.lang.SecurityManager.checkRead(SecurityManager.java:871)
java.io.File.exists(File.java:700)
com.jspsmart.upload.SmartUpload.getPhysicalPath(SmartUpload.java:702)
com.jspsmart.upload.File.saveAs(File.java:86)
com.jspsmart.upload.SmartUpload.save(SmartUpload.java:262)
org.apache.jsp.dashe.dashe_005fxiaoxi_005ffabu_jsp._jspService(dashe_005fxiaoxi_005ffabu_jsp.java:57)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:328)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:315)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
sun.reflect.GeneratedMethodAccessor90.invoke(Unknown Source)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
java.lang.reflect.Method.invoke(Method.java:585)
org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:244)
java.security.AccessController.doPrivileged(Native Method)
javax.security.auth.Subject.doAsPrivileged(Subject.java:517)
org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:276)
org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:162)
我也遇到上面的人类似的问题,求各为高手相救啊????????????????/