jndi

问题 I'm trying to connect my Spring 4 & Hibernate 4 based web application hosted in Amazon Beanstalk with the database in Amazon RDS using JNDI Datasource. I connected to my EC2 environment using SSH and placed the following in /usr/share/tomcat8/conf/context.xml file; <Resource auth="Container" driverClassName="com.mysql.jdbc.Driver" name="jdbc/TestDatabase" password="abc123" type="javax.sql.DataSource" url="xyz.com:3306/test_jndi" username="abc123"/> And in my Hibernate configuration file I

问题 I want to inject Mongo database (com.mongodb.DB) into OSGI Web Bundle Project, using @Resource. The application is to deployed to WebSphere Liberty Profile V8.5.5.1. Is this possible to do it? I got an error message "....The annotations could not be obtained because of the exception : java.lang.NoClassDefFoundError" However, I can inject Mongo database into WAR, using @Resource, running on WebSphere Liberty Profile, if not using OSGI. Below is lookup return null. public static final DB

问题 I am trying to retrieve data about groups on LDAP. As I need to paginate results, I need to run range queries. My setup uses JNDI to connect to LDAP. I am trying to run this query (&(objectclass=group)(range=1-500)) What am I doing wrong? I know there are range based queries for LDAP,how do I modify this query for get the same? 回答1: Well paging is one thing and range is another. You page the results that you get back from the LDAP server when there are more than 1000 entries (at least that's

问题 I have created and EJB with a remote interface: @Stateless public class TestSessionBean implements TestSessionRemote { public void businessMethod() { System.out.println ("***businessMethod"); } } I to access it from another component (e.g a servlet) running on the server via: ic = new InitialContext(); ic.lookup("myEJB"); I am using netBeans 6.5.1 and glassfish v2. How can I do that? Thanks, Ido 回答1: actually ejb3 use a default naming convention, wich i've not found a way to get around. The

问题 I want to use JNDI lookup for MongoDB, inside WAB/OSGi, running Liberty Profile. import com.mongodb.DB; @WebServlet("/MongoServlet") public class MongoServlet extends HttpServlet { private static final long serialVersionUID = 1L; protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { try { DB db = (DB) new InitialContext().lookup("java:comp/env/mongodb"); } catch (NamingException e) { e.printStackTrace(); } } } The JNDI lookup

问题 I can't get my JNDI datasource running. Followed the official grails doc I set up a datasouce in Config.groovy: grails.naming.entries = [ "mydatasource": [ type: "javax.sql.DataSource", auth: "Container", description: "Development Datasource", url: "jdbc:oracle:oci:@mydb", username: "user", password: "pass", maxActive: "8", maxIdle: "4" ] ] So, my DataSource.groovy looks like: pooled = false jndiName = "mydatasource" I tried for "mydatasource" several different notations like "jdbc

问题 In servlet and filter classes i can initialize DataSource variable via annotation @Resource(name = "jdbc/testDB") protected DataSource ds; But how it initialize in basic class via annotation? Usually thorows NullPointerException public class AddAuto { @Resource(name = "jdbc/testDB") private DataSource ds; } 回答1: What is your container? If it's tomcat, the resource name should be something like this @Resource(name = "java:/comp/env/jdbc/testDB") protected DataSource ds; I don't know about the

问题 Iam trying to connect mysql by using JNDI. But it show an exception javax.naming.NoInitialContextException: Need to specify class name in environment or system property, or as an applet parameter, or in an application resource file: See my code : VendorDataSource vds = new VendorDataSource(); vds.setServerName("localhost"); vds.setDatabaseName("jnditest"); vds.setDescription("The data source for inventory and personnel"); try { ctx = new InitialContext(); ctx.bind("jdbc/myds", vds); } catch

问题 Just a shot in the dark, but do I need a local interface to call a remote stateless EJB? when I try call the bean remotely through Netbeans: Netbeans doesn't allow a remote call, or any call, on this bean. Why not? Trying to do it manually, as below: What is the jndi global remote name for the Remote EJB which is deployed on glassfish? INFO: visiting unvisited references INFO: visiting unvisited references INFO: EJB5181:Portable JNDI names for EJB MyRemoteSessionClass: [java:global

问题 I have a weird problem that suddenly sprung up when I was trying to create a new EJB and inject it into another EJB so I could call its resources. I'm using Glassfish 3.1, and Java EE 6. I've done this a couple of times before without problems in the same project, but for some reason this EJB causes deployment errors. As soon as I add the annotation @EJB EJBname ejbname; To the bean I want to reference it in and save I get a deployment server error. server logs reveals: Caused by: javax