[gatein-issues] [JBoss JIRA] (GTNPORTAL-2790) Potential NPE with Tomcat 7 in developing mode

Potential NPE with Tomcat 7 in developing mode ---------------------------------------------- Key: GTNPORTAL-2790 URL: https://issues.jboss.org/browse/GTNPORTAL-2790 Project: GateIn Portal Issue Type: Bug Security Level: Public(Everyone can see) Affects Versions: 3.5.0.Final Reporter: Hai Nguyen Assignee: Hai Nguyen Fix For: 3.6.0.Final Attachments: portal.xml In tomcat 7, the wars does not locate at "appBase" which is not unpacked. https://issues.apache.org/bugzilla/show_bug.cgi?id=51294 But in ServletResourceResolver.isModified, we used ServletContext.getRealPath to get absolute path's file resource which will return NULL. Due to the WAR was not upacked. We should use URLConnection.getLastModified instead of use getRealPath and File api Step to reproduce: - Set upackWARs="false" in Host in conf/server.xml - Start bin/gatein-dev.sh run And go to home page, the NPE occurs: java.lang.NullPointerException at java.io.File.<init>(File.java:222) at org.exoplatform.resolver.ServletResourceResolver.isModified(ServletResourceResolver.java:77) at org.exoplatform.webui.core.lifecycle.Lifecycle.renderTemplate(Lifecycle.java:106) at org.exoplatform.portal.webui.workspace.UIPortalApplicationLifecycle.processRender(UIPortalApplicationLifecycle.java:124) ...............