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Testing Support in Spring Framework

August 30, 2010 //  by Krishna Srinivasan//  Leave a Comment

Testing is a vital phase in any software application and software cannot be complete if it is not completely tested. Unit Testing allows individual software components to be tested completely whereas Integration Testing ensures that multiple components in a system works fine. also read: Spring Tutorials Spring 4 Tutorials Spring Interview Questions In this article, …

Category: Spring FrameworkTag: Spring Framework

G1 Garbage Collector in Java 7.0

August 28, 2010 //  by Krishna Srinivasan//  Leave a Comment

Garbage Collection in Earlier versions Java 1.5 The major enhancements in Java 1.5 Garbage Collector (GC) has changed from the previous serial collector (-XX:+UseSerialGC) to a parallel collector (-XX:+UseParallelGC). You can override this default by using the -XX:+UseSerialGC command-line option to the java command. Enormous changes have made to the heap size.Before J2SE 5.0, the …

Category: JavaTag: java 7

Transaction Management in Spring Framework

August 28, 2010 //  by Krishna Srinivasan//  Leave a Comment

Transaction management is critical in any form of applications that will interact with the database. The application has to ensure that the data is consistent and the integrity of the data is maintained. There are many popular data frameworks like JDBC, JPA, Hibernate etc.. and Spring Framework provides a seamless way of integrating with these …

Category: Spring FrameworkTag: Spring

Spring and JMX Integration

August 25, 2010 //  by Krishna Srinivasan//  Leave a Comment

Introduction In this article we will see how to integrate JMX with Spring. This article assumes that the reader has a basic understanding on Spring and JMX. We will initially explore a sample on JMX written without the support of Spring, then will learn the dis-advantages in using so. Later we will see how to …

Category: Spring FrameworkTag: JMX, Spring, Spring and JMX Integration

Introduction to Spring JDBC Framework

August 17, 2010 //  by Krishna Srinivasan//  Leave a Comment

Introduction In this article, we will see how to interact with the database through JDBC APIs using Spring framework. Spring’s JDBC framework integration simplifies the task of resource management like closing connection, statement, resultset etc, complex exception handling, providing reusable object oriented access towards database operations. Jdbc Template Usage also read: also read: Spring Tutorials …

Category: Spring FrameworkTag: Spring JDBC

Weblogic Interview Questions

August 8, 2010 //  by Krishna Srinivasan//  Leave a Comment

1)How do I provide user credentials for starting a server? When you create a domain, the Configuration Wizard prompts you to provide the username and password for an initial administrative user. If you create the domain in development mode, the wizard saves the username and encrypted password in a boot identity file. A WebLogic Server instance can refer …

Category: Interview QuestionsTag: WebLogic

JBoss Seam Interview Questions

August 5, 2010 //  by Krishna Srinivasan//  Leave a Comment

Q: What version of JBoss AS do I need to run Seam? A: For Seam 1.3: Seam was developed against JBoss 4.2. Seam can still be run against JBoss 4.0. The seam documentation contains instructions for configuring JBoss 4.0. A: For Seam 1.2: Since Seam requires the latest edition of EJB3, you need to install …

Category: Interview QuestionsTag: JBoss Seam

JVM,JRE,Java Compiler Interview Questions

August 5, 2010 //  by Krishna Srinivasan//  Leave a Comment

JVM,JRE,Java Compiler FAQs-1 1)How can I write a program that takes command line input? A: Java programs that take input from the command line declare a special static method called main, which takes a String array as an argument and returns void. The example program below loops through any arguments passed to the program on …

Category: Interview QuestionsTag: JRE, JVM

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