Java - how to design your own type?

Posted by Walter White on Stack Overflow See other posts from Stack Overflow or by Walter White
Published on 2010-06-18T13:23:15Z Indexed on 2010/06/18 13:33 UTC
Read the original article Hit count: 432

Filed under:

java

|

jdk

Hi all,

Is it possible to design your own Java Type, say an extensible enum? For instance, I have user roles that a certain module uses and then a sub-package provides additional roles.

What would be involved on the JDK side of things?

Walter

© Stack Overflow or respective owner

Related posts about java

Tomcat 6: Access Control Exception?

as seen on Server Fault - Search for 'Server Fault'
I'm trying to setup a tomcat6 server, and I'm trying to match another setup someone else established. However, my deployment (default Ubuntu install) uses a policy.d/ directory structure, and the established server just uses a catalina.policy file. I've tried setting every entry in policy.d to match… >>> More
Problem in creation MDB Queue connection at Jboss StartUp

as seen on Stack Overflow - Search for 'Stack Overflow'
I am not able to create a Queue connection in JBOSS4.2.3GA Version & Java1.5, as I am using MDB as per the below details. I am putting this MDB in a jar file(named utsJar.jar) and copied it in deploy folder of JBOSS, In the test env. this MDB works well but in another env. [ env settings and… >>> More
failing to establish connection between Postgres db and gwt

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi, I am using Postgres and gwt 2.0 for one of my applications. I am facing problem connecting to the database. When I try to connect it gives "ClassNotFoundException". Here is what I get when I try to connect to database: java.lang.ClassNotFoundException: org.postgresql.Driver at java.net… >>> More
failing to establish connection between postgre db and gwt

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi, For i am using postgre and gwt 2.0 for one of my applications. I am facing problem connecting to the database. When i try to connect it gives "ClassNotFoundException". Here is what i get when i try to connect to database: java.lang.ClassNotFoundException: org.postgresql.Driver at java.net… >>> More
Migration and deployement problems JBoss 4.2.2.GA to JBoss 6.0.0.M2

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi, I'm trying to migrate an application running on JBoss 4.2.2.GA to JBoss 6.0.0.M2 I give you some log to explain my problem : boot.log : 2010-03-16 09:59:29,406 ERROR [org.jboss.system.server.profileservice.ProfileServiceBootstrap] (Thread-2) Failed to load profile: Summary of incomplete deployments… >>> More

Related posts about jdk

migrate from jdk 14 to jdk 16

as seen on Stack Overflow - Search for 'Stack Overflow'
soon we are moving from jdk14 and start using jdk16.Ours is desktop application. What measures I need to take to make sure it works correctly on clients machine? Right now some of them using JRE4 and some JRE6.Server- Solaris. PD >>> More
How to Upgrade Oracle JDK and remove old JDK settings

as seen on Ask Ubuntu - Search for 'Ask Ubuntu'
i searched and not found how to upgrade oracle jdk in here. I'm not satisfied with OpenJDK7 because it doesn't come with Java Compiler. I has installed and configured Sun Java SDK 6 and i want to upgrade to Oracle JDK 7. I searched ppas from launchpad an wubp8 but it didn't work. How should I do… >>> More
Cannot install jdk 1.5 on Ubuntu 12.04

as seen on Server Fault - Search for 'Server Fault'
I have installed Ubuntu 12.04.1 LTS (GNU/Linux 3.2.0-23-generic x86_64). Some info about the machine: $ grep --color "model name" /proc/cpuinfo model name : Intel(R) Xeon(R) CPU E5430 @ 2.66GHz model name : Intel(R) Xeon(R) CPU E5430 @ 2.66GHz model name : Intel(R) Xeon(R)… >>> More
JDK 1.6 compatible with JDK 1.5??

as seen on Stack Overflow - Search for 'Stack Overflow'
Im having a compatible issue, my project is develop in JDK 1.6, but when i need to post it to a host domain, there is a issue where the host domain used JDK 1.5, how do i make my project compatible with JDK 1.5? thanks in advance >>> More
ct.sym steals the ASM class

as seen on Oracle Blogs - Search for 'Oracle Blogs'
Some mild consternation on the Twittersphere yesterday. Marcus Lagergren not being able to find the ASM classes in JDK 8 in NetBeans IDE: And there's no such problem in Eclipse (and apparently in IntelliJ IDEA). Help, does NetBeans (despite being incredibly awesome) suck, after all?… >>> More