Persistence Pays Offs: Advanced Mapping with JPA
Persistence Pays Offs: Advanced Mapping with JPA In this follow-up to an earlier article on the Java Persistence API, learn how to use JPA to map inheritance, one-to-many, and many-to-many relationships. And learn to use the query language (JPQL) to query concrete and abstract classes. he Java Persistence API is a new addition to the Java specification that updates Java's method of performing obje
Expose Your POJO-Based Domain Apps as Web Services
Expose Your POJO-Based Domain Apps as Web Services Combine Axis2, the next-generation web services API of Apache Axis, with Spring to expose POJO-based, domain-tier applications as both REST- and SOAP-based web services. he growing acceptance of loosely coupled services in enterprise application development and the continuing buzz around service-oriented architecture (SOA) has created substantial
Get Familiar with J2SE 5.0 Collections
Get Familiar with J2SE 5.0 Collections Although you may be completely at ease with Java collections in previous versions, J2SE 5.0 collections are both simpler and different, requiring less code—but altered programming techniques. he collections API has always been one of the most important aspects of the Java Development Kit (JDK). Nearly every Java program makes use of collection classes such as
Algorithm to Switch Between RGB and HSB Color Values
You may not know this, but you can have an optional Parameter in SQL. It took me forever to figure it out. In any case, you can implement an optional parameter by declaring a parameter in your stored procedure and giving it a default value of NULL, then in your WHERE clause, you just do a check to see if the parameter (with the NULL value) is NULL. An example follows: CREATE PROCEDURE GetNameS@Las
Cross-Domain Single Sign-On Authentication with JAAS
Cross-Domain Single Sign-On Authentication with JAAS Leverage your existing JAAS enterprise security system to provide SSO across multiple subsystems. Implementing this J2EE security model will take your security architecture to the next level. ingle sign-on (SSO) is a very hot topic. Businesses in every industry are eager to integrate legacy systems into newer applications, and SSO can alleviate
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Creating Custom Generic Collections with J2SE 5.0
Java EE 5.0: Towards Ease of Development
Try Declarative Programming with Annotations and Aspects
Extend the JDK Classes with Jakarta Commons, Part I
Use Stored Procedures for Java Persistence
Concentrate on the Java Exceptions that Matter to Your Application
Using Annotations with Aspects in Pre-Java 5 Versions
When JMX Is Overkill, Build a Lightweight Monitoring Framework