Hi, I am trying to configure webdav to provide web resource to multiple user. For example, inside webdav directory I create multiple user directory ( user1, user2 ,user3 ....). I am authenticating users using mysql database ( authentication works fine for single user ( let us say user1) with role name user1). But it doesn't work for multiple users. Here is snippet of web.xmlfile in webapps/webdav/WEB-INF/ web.xml ( specifically security constraint I am trying to set). Please note that as specified in following XML parameters, admin and user1 are able to authenticate with database. All users/roles are correctly specificed. what i want is to provide admin access to admin for "/webapps/webdav/" directory and user1 access of "/webapps/webdav/user1" directory. I have created user1 directory inside webapps.
<security-constraint> <web-resource-collection> <web-resource-name>Entire Application</web-resource-name> <url-pattern>/*</url-pattern> </web-resource-collection> <auth-constraint> <role-name>admin</role-name> </auth-constraint> </security-constraint> <security-constraint> <web-resource-collection> <web-resource-name>Entire Application</web-resource-name> <url-pattern>/user1/*</url-pattern> </web-resource-collection> <auth-constraint> <role-name>user1</role-name> </auth-constraint> </security-constraint> <login-config> <auth-method>BASIC</auth-method> <realm-name>Tomcat Manager Application</realm-name> </login-config> <security-role> <description> The role that is required to log in to the Manager Application </description> <role-name>admin</role-name> <role-name>user1</role-name> </security-role>if i try webdav access through http://xxx.xxx.xxx.xxx:8080/webdav/user1 and enter username and password, it gives following error on web page: java.lang.NullPointerException org.apache.catalina.servlets.DefaultServlet.renderHtml(DefaultServlet.java :1345) org.apache.catalina.servlets.DefaultServlet.render(DefaultServlet.java:1102) org.apache.catalina.servlets.DefaultServlet.serveResource( DefaultServlet.java:807) org.apache.catalina.servlets.DefaultServlet.doGet(DefaultServlet.java:335) javax.servlet.http.HttpServlet.service(HttpServlet.java:689) org.apache.catalina.servlets.WebdavServlet.service(WebdavServlet.java:287) javax.servlet.http.HttpServlet.service(HttpServlet.java:802) tomcat log file indicates following: java.lang.NullPointerException at org.apache.catalina.servlets.DefaultServlet.renderHtml(DefaultServle t.java:1345) at org.apache.catalina.servlets.DefaultServlet.render(DefaultServlet.ja va:1102) at org.apache.catalina.servlets.DefaultServlet.serveResource(DefaultSer vlet.java:807) at org.apache.catalina.servlets.DefaultServlet.doGet(DefaultServlet.jav a:335) at javax.servlet.http.HttpServlet.service(HttpServlet.java:689) at org.apache.catalina.servlets.WebdavServlet.service(WebdavServlet.jav a:287) at javax.servlet.http.HttpServlet.service(HttpServlet.java:802) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(App licationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(Application FilterChain.java:173) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapper Valve.java:213) at org.apache.catalina.core.StandardContextValve.invoke(StandardContext Valve.java:178) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(Authentic atorBase.java:482) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve. java:126) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve. java:105) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineVa lve.java:107) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.ja va:148) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.jav a:856) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.proc essConnection(Http11Protocol.java:744) at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndp oint.java:527) at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFo llowerWorkerThread.java:80) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(Thread Pool.java:684) at java.lang.Thread.run(Thread.java:595) Please help. Can we configure webdav application to provide exclusive access of a subdirectory to multiple user ? Regards, Vineet