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JVx 1.0 beta-3 is available

It is available from the project page.

This version should be the last beta before release 1.0, but we changed our plan a little bit. VisionX starts the open beta phase in the next weeks and we want release VisionX 1.0 with JVx 1.0. Because of that, we extend the beta phase for JVx. The current beta of JVx is almost production ready but does not contain all features for 1.0.
A short delay should not be a problem for you, and our beta releases are always in high quality.

What’s different?

The current beta contains some very useful productivity features and a lot of important changes in our database access layer.

  • AbstractBean serialization

    Our AbstractBean is an instance of Map and because of that we serialized objects as Map. That worked well but produced a ClassCastException when you tried to cast the serialized object to the wrong type. Now it is clean!

  • StackTrace manipulation

    Stack Trace Elements of SecurityExceptions are now shrinked, because it is not clever to show all details on the client. If you need the whole Stack Trace, enable debug logging for AbstractSecurityManager.

  • Live config

    In production use, a Master session caches the application configuration and changes are not considered until you create a new Master connection. If you need up-to-date sessions, you have now an option. Add:

    <liveconfig>true</liveconfig>

    to your server config.xml.

  • Virtual Filesystem support

    Versions prior 1.0 beta-3 have deployment restrictions for some application servers. JVx works without problems with all application servers but e.g. JBoss uses two different deploment modes. As application archive (.war) or "exploded". If you tried to install a JVx application as war, you had the problem that config files were not found. The problem does not occur if you install the application "exploded". With the current beta, the problem is solved and JVx applications work as war or "exploded".

  • Openness

    We introduced a new ISession implementation called DetachedSession. With this Session it is possible to work "outside" the JVx lifecycle. You can create a DetachedSession from a Servlet, a Filter or wherever you want. All you need is the application name. The session has its own SecurityManager and allows fast username switching. You need at least one DetachedSession for your external services. Thats saves time and memory.

    The AbstractSecurityManager got new methods to create SecurityManagers for any ISession or just for an application name. You can now use the JVx authentication mechanism for you third party services, without much coding effort.

    Furthermore, our DBSecurityManager allows connection access. Use the connection of the security manager to save connections.

    A practical example for above changes is the integration of REST services, with or without authentication. Now it is enough to create a new DetachedSession and use the configured security manager to authenticate clients, e.g.:

    DetachedSession sess = new DetachedSession("demo");

    DBSecurityManager secman = (DBSecurityManager)sess.getSecurityManager();

    sess.setUserName("jvx");
    sess.setPassword("beta-3");
    secman.validateAuthentication(sess);

    sess.setUserName("visionx");
    sess.setPassword("v1.0");
    secman.validateAuthentication(sess);

    Connection con = secman.getConnection();
    //Execute queries

  • Database access

    We fixed some problems with PK, FK and UK detection for all supported databases. Now our automatic link cell editors work without database restrictions.

Check the Changelog for a complete list, and use our Forum to talk with us ;-)

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