Table of Contents Introducing Transactions Overview of Transactions in Oracle Tuxedo CORBA Applications ACID Properties of Transactions Resource Manager Supported Programming Model Supported API Model Support for Business Transactions Distributed Transactions and the Two-Phase Commit Protocol When to Use Transactions How to Use Transactions in Oracle Tuxedo CORBA Applications How to Use Transactions When Using the Oracle Bootstrapping Mechanism How to Use Transactions When Using the INS Bootstrapping Mechanism Writing a Transactions Sample Application Workflow for the Transactions Sample Application Development Steps Step 1: Writing the OMG IDL Step 2: Defining Transaction Policies for the Interfaces Step 3: Writing the Server Application Step 4: Writing the Client Application Step 5: Creating a Configuration File Transaction Service About the Transaction Service Capabilities and Limitations Lightweight Clients with Delegated Commit Support for Third-Party Clients Using INS Multithreaded Transaction Client Support Transaction Propagation (CORBA Only) Transaction Integrity Transaction Termination Flat Transactions Interoperability Between CORBA Remote Clients and the Oracle Tuxedo Domain Intradomain and Interdomain Interoperability Network Interoperability Relationship of the Transaction Service to Transaction Processing Process Failure General Constraints Transaction Service in CORBA Applications Getting Initial References to the TransactionCurrent Object Using the Bootstrap Object Getting Initial References to the TransactionFactory Object Using INS CORBA Transaction Service API Data Types Exceptions Current Interface Control Interface Terminator Interface TransactionalObject Interface TransactionFactory Interface Other CORBAservices Object Transaction Service Interfaces CORBA Transaction Service API Extensions Exception TransactionCurrent Interface Notes on Using Transactions in Oracle Tuxedo CORBA Applications UserTransaction API UserTransaction Methods Exceptions Thrown by UserTransaction Methods Transactions in CORBA Server Applications Integrating Transactions in an Oracle Tuxedo Client and Server Application Transaction Support in CORBA Applications Making an Object Automatically Transactional Enabling an Object to Participate in a Transaction Preventing an Object from Being Invoked While a Transaction Is Scoped Excluding an Object from an Ongoing Transaction Assigning Policies Using an XA Resource Manager Opening an XA Resource Manager Closing an XA Resource Manager Transactions and Object State Management Delegating Object State Management to an XA Resource Manager Waiting Until Transaction Work Is Complete Before Writing to the Database When to Assign the Transaction Activation Policy Transaction Policies to Use with the Transaction Activation Policy User-defined Exceptions About User-defined Exceptions Defining the Exception Throwing the Exception How the Transactions University Sample Application Works About the Transactions University Sample Application Transactional Model Used by the Transactions University Sample Application Object State Considerations for the University Server Application Object Policies Defined for the Registrar Object Object Policies Defined for the RegistrarFactory Object Using an XA Resource Manager in the Transactions Sample Application Configuration Requirements for the Transactions Sample Application Transactions in CORBA Client Applications Overview of Oracle Tuxedo CORBA Transactions Summary of the Development Process for Transactions Step 1: Using the Bootstrap Object to Obtain the TransactionCurrent Object C++ Example JStep 2: Using the TransactionCurrent Methods C++ Example Administering Transactions Modifying the UBBCONFIG File to Accommodate Transactions Summary of Steps Step 1: Specify Application-wide Transactions in the RESOURCES Section Step 2: Create a Transaction Log (TLOG) Creating the UDL Defining Transaction-related Parameters in the MACHINES Section Creating the Domains Transaction Log (Oracle Tuxedo ATMI Servers Only) Step 3: Define Each Resource Manager (RM) and the Transaction Manager Server in the GROUPS Section Sample GROUPS Section Characteristics of the TMSNAME, TMSCOUNT, OPENINFO, and CLOSEINFO Parameters Step 4: Enable an Interface to Begin a Transaction Changing the INTERFACES Section (Oracle Tuxedo CORBA Servers) Changing the SERVICES Section (Oracle Tuxedo ATMI Servers) Modifying the Domain Configuration File to Support Transactions (Oracle Tuxedo CORBA Servers) Characteristics of the DMTLOGDEV, DMTLOGNAME, DMTLOGSIZE, MAXRDTRAN, and MAXTRAN Parameters Characteristics of the AUTOTRAN and TRANTIME Parameters (Oracle Tuxedo CORBA and ATMI Servers) Sample Distributed Application Using Transactions RESOURCES Section MACHINES Section GROUPS and NETWORK Sections SERVERS, SERVICES, and ROUTING Sections
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