applet如何用http和war中的servlet通信?
在applet中:
servletURL = new URL( getDocumentBase(),"/MenuTree_Web/menutree_client/MenuServlet" );
servletConnection = servletURL.openConnection();
dbStream = new ObjectInputStream( servletURL.openStream() );
发布到weblogic上后,提示找不到servlet。我是打包成war的(MenuTree_Web.war)。menutree_client是包名,在web-inf/classes中。MenuServlet是要访问的servlet。
在java控制台中的错误:
IOException caught!
http://victor:7001/MenuTree_Web/menutree_client/MenuServlet
java.io.FileNotFoundException: http://victor:7001/MenuTree_Web/menutree_client/MenuServlet
at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
at sun.plugin.net.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
at java.net.URL.openStream(Unknown Source)
at menutree_client.MenuApplet.setup(MenuApplet.java:86)
at menutree_client.MenuApplet.init(MenuApplet.java:39)
at sun.applet.AppletPanel.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
java.lang.NullPointerException
at menutree_client.MenuApplet.setup(MenuApplet.java:112)
at menutree_client.MenuApplet.init(MenuApplet.java:39)
at sun.applet.AppletPanel.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
能不能通过http访问war中的文件,如果可以这个URL该怎么设置???