AppServer Section Index | Page 7
Is there an example of writing a WebLogic CMP EJB that has a user-defined finder method with multiple parameters?
For Weblogic 5.1 the finder method is written as follows: findByAccount(String str,String str1) For the above finder method we write in the deployment descriptor: <finder> <method-na...more
How to properly configure this is described at the Borland site.
Sun has an excellent tutorial that covers how to develop and deploy EJB components inside the J2EE Reference implementation, you can access it heremore
The WebSphere InfoCenter includes an example of Connection pooling with the JDBC 2.0 Standard Extension APIs: WebSphere Application Server Version 3.5more
See the White paper (migration from WAS 3.0x to WebLogic 5.1) from www.techmetrix.com
In CMP how can I define a finder method equivalent to a 'SELECT * FROM TABLE'? [RC - Please give reference to the particular AppServer you are using]
Weblogic 5.1.0 - Define the following Finder syntax in your weblogic-ejb-jar.xml deployment descriptor. <finder> <method-name>All</method-name> <method-params></metho...more
In WebLogic 4.51 and 5.x, what is the weblogic.system.executeThreadCount used for? What is its maximum and recommended value(s)?
The weblogic.system.executeThreadCount property is used to configure the number of execute threads inside the execute thread pool that service requests made to the WebLogic server. The maximum val...more
Is there Any API for gathering performance data from the IBM WebSphere Application server 3.5 similar to how the Resource Analyzer does? If so, how?
There is somethig called an EpmService Bean installed in WebSphere. It can be discovered at run time and the performance parameters can be queried from it. RC - Can anyone supply more details? more
What is the difference between Oracle IAS and Oracle 8i? and also can we use Oracle 8i instead of Oracle IAS and what are the advantages/disadvantages of doing so?
Oracle 8i is a database with an additional EJB Container and in-built Java Virtual machine. Oracle IAS is an AppServer, previsouly known as OAS. Oracle IAS is still in its' infancy and is yet to f...more
What are the free EJB containers available? Which version of the EJB specification do they support? Are they free for development and production?
Some application servers are free for development and production, whilst some are free for development, but require a runtime license. Note that you should confirm from each site whether or not an...more
One has formed in Manhatten. You can find out more about it at http://www.websphere.org/.
You can get a free issue through their website. It looks like most of the content is online though.more
The following sites host EJB applications Digex - http://www.digex.com ejip.net - http://www.ejip.net more
What are the features/limitations of Container Managed Persistnce with Weblogic 5.x. Are there any recommendations when using it?
You can't specifiy storage of objects. For instance, Oracle 8i does support storage of objects, i.e Blobs and Clobs. You are limited to the String objects and a few other primitive types. (For s...more
Using Weblogic 5.1 - How can I extract runtime information about the server programatically ? I would like to gather the same information that the WebLogic console displays (e.g. connection pool information)
The following code segments can extract all the information Weblogic console displays. The APIs used are located at weblogic/classes/ directory. Weblogic does not publish the related Javadoc docum...more