Hi, Is it possible that the database connection credentials are not right? Have you tried connecting to the database from the standard client with the same username and password?
Regards Carlos -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Oege de Moor Sent: terça-feira, 18 de Janeiro de 2005 16:27 To: tomcat-user@jakarta.apache.org Subject: tomcat4 + postgresql jdbc I'm attempting to install tomcat4 + postgresql jdbc under Debian linux. I've put the jdbc jar at /usr/share/tomcat4/common/lib/pg74.215.jdbc3.jar When I attempt to connect to a database via jsp, I get java.security.AccessControlException: access denied (java.net.SocketPermission localhost resolve) I've put a file "test2.jsp" at /var/lib/tomcat4/webapps/ROOT, with the following contents: ------------------------- <[EMAIL PROTECTED] import="java.sql.*"%> <% // Define the connection Connection con = null; // Check that the DB2Driver class is available Class.forName("org.postgresql.Driver"); try { // Attempt to connect to the Database con = DriverManager.getConnection("jdbc:postgresql:demodb","oege","xxx"); out.println("The test is complete, your Database has been contacted"); } // Make sure to catch any exceptions catch (SQLException e) { out.println(e.getMessage()); } %> --------------------------- When I point my web browser at http://localhost:8180/test2.jsp, the above exception occurs. The full stack trace is appended below. I've attempted adding this line to the security policy file in /etc/tomcat4/policy.d/99examples.policy: grant codeBase "file:/usr/share/tomcat4/common/lib/pg74.215.jdbc3.jar!/-" { permission java.security.AllPermission; }; Any help would be much appreciated! -Oege Something unusual has occured to cause the driver to fail. Please report this exception: Exception: java.security.AccessControlException: access denied (java.net.SocketPermission localhost resolve) Stack Trace: java.security.AccessControlException: access denied (java.net.SocketPermission localhost resolve) at java.security.AccessControlContext.checkPermission(AccessControlContext.java:269) at java.security.AccessController.checkPermission(AccessController.java:401) at java.lang.SecurityManager.checkPermission(SecurityManager.java:524) at java.lang.SecurityManager.checkConnect(SecurityManager.java:1023) at java.net.InetAddress.getAllByName0(InetAddress.java:1000) at java.net.InetAddress.getAllByName0(InetAddress.java:981) at java.net.InetAddress.getAllByName(InetAddress.java:975) at java.net.InetAddress.getByName(InetAddress.java:889) at java.net.InetSocketAddress.(InetSocketAddress.java:114) at java.net.Socket.(Socket.java:124) at org.postgresql.core.PGStream.(PGStream.java:47) at org.postgresql.jdbc1.AbstractJdbc1Connection.openConnection(AbstractJdbc1Connection.java:197) at org.postgresql.Driver.connect(Driver.java:139) at java.sql.DriverManager.getConnection(DriverManager.java:512) at java.sql.DriverManager.getConnection(DriverManager.java:171) at org.apache.jsp.test2_jsp._jspService(test2_jsp.java:51) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:92) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:162) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:240) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:187) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:200) at org.apache.catalina.core.ApplicationFilterChain.access$000(ApplicationFilterChain.java:51) at org.apache.catalina.core.ApplicationFilterChain$1.run(ApplicationFilterChain.java:129) at java.security.AccessController.doPrivileged(Native Method) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:125) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:209) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:596) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:433) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:948) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:144) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:596) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:433) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:948) at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2358) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:133) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:596) at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:118) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:594) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:116) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:594) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:433) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:948) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:127) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:596) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:433) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:948) at org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:152) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:705) at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:577) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683) at java.lang.Thread.run(Thread.java:534) End of Stack Trace --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] ---------- Esta mensagem e quaisquer anexos são confidenciais, podendo conter informação sujeita a sigilo profissional ou qualquer outro dever de confidencialidade ou de segredo. 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