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Transactions FAQ Home Page

FAQ Manager is guru Jerry Smith PREMIUM.

Distributed computing environments depend on transaction processing in order to maintain operational and data integrity. Server-side Java APIs provide extensive support for transactions.

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What is the default time for transaction manager? And how to set maximum time(timeout) for transaction?.
Distributed computing:Transactions:Application server, Java:API:EJB:Transactions
Nick Maiorano PREMIUM, Jan 26, 2003
The default time depends on your app server. It is usually around 30 seconds. If you are using bean-managed transactions, you can set it like this: //...
Where can I learn (more) about JCA (Java Connector Architecture)?
Languages:Markup:XML, Java:API:JMS, Java:API:EJB, Java:API:Security, Distributed computing:CORBA, Distributed computing:Transactions, General:FAQs
John Mitchell PREMIUM, May 31, 2001
Check out the Sun's Java Connector Architecture homepage.
Where can I learn (more) about Java's support for developing multi-threaded programs?
Java:API:JMS:Threads, Java:API:EJB, Java:API:AWT:Events, Java:API:Swing:Threading, Java:API:RMI, Java:API:IO, Java:API:Collections, Java:API:JNI, Java:API:Applets, Java:Language, J2ME, Tools:Debugging, Process:UML, Platform:UNIX:Linux, Platform:MacOS, Distributed computing:Transactions:Concurrency, Java:API:Networking, Java:API:Servlets:Threading, General:FAQs
John Mitchell PREMIUM, May 30, 2001
Check out the jGuru Threads FAQ.

Where can I learn (more) about Java's support asynchronous and publish/subscribe messaging using JMS (Java Message Service)?
Java:API:RMI, Java:API:JNDI, Java:API:Security, Java:Language, Distributed computing:CORBA, Distributed computing:Transactions, Java:API:Serialization, Java:API:Networking, Java:API:EJB:2.0, General:FAQs, Tools:AppServer
John Mitchell PREMIUM, May 30, 2001
Check out the jGuru JMS FAQ.
I am initiating a JTA transaction within a servlet. Subsequently, this servlet calls the method of a stateful session EJB. In this method some SQL statements are executed and an entity bean is looked up...
Distributed computing:Transactions
Gene De Lisa, Sep 15, 2000
You say that your business requirements are to start a transaction at the beginning of the session bean method and then to terminate it at the end of the...
Where can I find the API documentation for the Java Transaction API (JTA)?
Distributed computing:Transactions
John Mitchell PREMIUM, Aug 24, 2000
You can find the JTA documentation from Sun's J2EE API documentation page.
How can I manage long duration transactions?
Distributed computing:Transactions
Siva Visveswaran, Aug 7, 2000
By saying "how do I manage" it seems like you are doing bean-managed transaction using the javax.transaction.UserTransaction interface to explicitly...
How does a bean access multiple databases in the same transaction?
Distributed computing:Transactions
Robert Castaneda, Aug 6, 2000
In EJB 1.1, the way your EJB accesses multiple databases is the same as for accessing a single database: the datasource is defined in the deployment descriptor...
Is it possible to write a stand-alone application (a client or a non-J2EE environment) that can take advantage of distributed transactions using JTA? How? Is it vendor dependent, or are there any standards...
Distributed computing:Transactions
Robert Castaneda, Aug 6, 2000
You can use an implementation of JTA that uses JTS. JTS is the Java Mapping of the CORBA OTS (Object Transaction Service) that supports distributed tr...
How are JMS, JTS, JTA, RMI, EJB, and CORBA related?
Distributed computing:Transactions
John Zukowski PREMIUM, Jul 4, 2000
They are all components of the Java 2 Enterprise Edition. See http://java.sun.com/j2ee/ for information on the J2EE technologies.
My session beans call other bean methods within a transaction. Using bean-managed transactions, how should I take care of commit and rollback ?
Java:API:EJB:SessionBean, Distributed computing:Transactions, Java:API:EJB:Transactions
Siva Visveswaran, Jun 2, 2000
There are two steps here: 1. Coding step: public class exBean implements SessionBean { EJBContext ec; javax.transaction.UserTransaction utxn; ...
Are there any good books about transactions (especially w.r.t. to Java)?
Distributed computing:Transactions
John Zukowski PREMIUM, Mar 13, 2000
The Programming with Enterprise JavaBeans, JTS, and OTS book from Andreas Vogel and Madhavan Rangarao is rumored to be good, though it is approaching a...
What newsgroups and mailing lists are available for discussing transactions?
Distributed computing:Transactions
John Zukowski PREMIUM, Mar 13, 2000
The advanced-java mailing list is probably your best bet for finding help for discussing transactions. As far as newsgroups go, I would guess that com...
What is two-phase commit?
Distributed computing:Transactions
Jerry Smith PREMIUM, Mar 6, 2000
A commit operation is, by definition, an all-or-nothing affair. If a series of operations bound as a transaction cannot be completed, the rollback must...
Can a JMS client obtain a JTA UserTransaction object?
Java:API:JMS, Java:API:JMS:Transactions, Distributed computing:Transactions, Distributed computing:Transactions:JTA
Jerry Smith PREMIUM, Dec 14, 1999
The JMS specification does not require that JMS implementations support distributed transactions. If a JMS implementation supports distributed transactions,...
How does a JTS transaction manager perform an xa_open operation?
Distributed computing:Transactions, Distributed computing:Transactions:JTA, Distributed computing:Transactions:JTS, Distributed computing:Transactions:Transaction manager, Distributed computing:Transactions:Transaction context
Jerry Smith PREMIUM, Dec 14, 1999
In the distributed Java world, resource manager initialization is handled automatically upon resource connection. Note that the XAResource interface differs...
How does a client use the javax.transaction.xa package?
Distributed computing:Transactions, Distributed computing:Transactions:JTA, Distributed computing:Transactions:JTS, Distributed computing:Transactions:Clients, Distributed computing:Transactions:Transaction manager
Jerry Smith PREMIUM, Dec 14, 1999
Clients do not use this package. This package prescribes functionality that is used by JTS transaction managers when managing global transactions involving...
How does a client use the javax.jts package?
Distributed computing:Transactions, Distributed computing:Transactions:JTS, Distributed computing:Transactions:Clients, Distributed computing:Transactions:Transaction manager
Jerry Smith PREMIUM, Dec 14, 1999
Clients do not use this package. This package prescribes functionality that is implemented by JTS transaction managers.
How does a client use the javax.transaction package?
Distributed computing:Transactions, Distributed computing:Transactions:JTA, Distributed computing:Transactions:JTS, Distributed computing:Transactions:Clients, Distributed computing:Transactions:Application server
Jerry Smith PREMIUM, Dec 14, 1999
Typically, a client that needs to perform multiple operations within a transactional unit simply obtains a UserTransaction object and uses its services....
Is it possible for server-side applications, for example, a JMS application, to play the role of a resource in a distributed transaction?
Java:API:JMS, Java:API:JMS:Transactions, Distributed computing:Transactions, Distributed computing:Transactions:JTS, Distributed computing:Transactions:Transaction manager, Distributed computing:Transactions:Resources, Distributed computing:Transactions:Resource manager
Jerry Smith PREMIUM, Dec 14, 1999
Under certain conditions, yes. In this particular case, the JMS server would have to implement the appropriate resource-related interfaces in javax.t...
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