You are probably trying to load way too much data into the tree. How much data are you talking about? I would suggest looking at the archives for discussions on dynamic trees. You can customize tree2 model to use a database.
Sean On 4/17/06, Sunil Kulkarni <[EMAIL PROTECTED]> wrote: > Hi, > > I am using MyFaces 1.1.1/Tomcat 5.5.12. I am using sample TreeBacker.java > file to render a tree. > > If I don't get data from Database, then everything works fine. But, if I am > trying to get Tree information from database and then construct 'TreeNode' > then I get the following exception. > > There is similar issue reported in users list with subject "Java heap > space: Error with Tree2", but I did not find any answer to it. > > Please let me know, if you know the solution. > > Thanks. > > > javax.faces.FacesException: Caused by: javax.servlet.ServletException: > ServletException in '/common/login_menu.jsp': Java heap space > at > org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:848) > at > org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:781) > at > org.apache.jsp.template.logintemplate_jsp._jspService(logintemplate_jsp.java:78) > at > org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97) > at > javax.servlet.http.HttpServlet.service(HttpServlet.java:802) > at > org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:322) > at > org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314) > at > org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264) > at > javax.servlet.http.HttpServlet.service(HttpServlet.java:802) > at > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) > at > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) > at > org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:672) > at > org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:463) > at > org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:398) > at > org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:301) > at > org.apache.myfaces.context.servlet.ServletExternalContextImpl.dispatch(ServletExternalContextImpl.java:415) >
