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Tag Archives: Spring

ETags for REST with Spring

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1. Overview This article will focus on ETags – the Spring support, integration testing of the RESTful API, and consumption scenarios with curl. This is the ninth of a series of articles about setting up a secure RESTful Web Service using Spring 3.1 and Spring Security 3.1 with Java based configuration.             The REST with ...

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@Cacheable overhead in Spring

spring-interview-questions-answers

Spring 3.1 introduced great caching abstraction layer. Finally we can abandon all home-grown aspects, decorators and code polluting our business logic related to caching.                   Since then we can simply annotate heavyweight methods and let Spring and AOP machinery do the work: @Cacheable("books") public Book findBook(ISBN isbn) {...} "books" is a cache ...

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Spring MVC – Customizing RequestMappingHandlerMapping

spring-interview-questions-answers

When Spring MVC is configured using <mvc:annotation-driven/> in an xml bean definition file, internally a component called RequestMappingHandlerMapping gets registered with Spring MVC. This component or in general a HandlerMapping component is responsible for routing request URI’s to handlers which are the controller methods annotated with @RequestMapping annotation.               There are two specific configurations ...

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A Grails plugin to bridge Spring Security and Shiro

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I started using Spring Security in 2007 when I was tasked with adding security to a Spring/Hibernate application at the company I was working for. There were a few options to choose from, none of them particularly friendly to work with, and we chose Acegi Security because it was the most popular option for Spring applications. My experience was like ...

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Camel 2.11 – Camel web applications without Spring

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As I write this we have just added a new component to the upcoming Apache Camel 2.11, that allow to run web applications with Camel without having to rely on Spring Framework to boostrap Camel. Or any other 3rd party frameworks for that matter. A bit ashamed to say that in the year 2013 we are a bit late to ...

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Spring Dynamic Language Support with Groovy

spring-interview-questions-answers

Groovy is a dynamic and object-oriented programming language running on JVM. It uses a syntax like Java, can be embedded in Java and is compiled to byte-code. Java code can be called from Groovy, and vice versa. Some of Groovy features are Meta and Functional programming, Dynamic typing (with the def keyword), Closures, GroovyBeans, Groovlets, integration with Bean Scripting Framework(BSF), ...

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Testing Spring Data MongoDB Applications with NoSQLUnit

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Spring Data MongoDB is the project within Spring Data project which provides an extension to the Spring programming model for writing applications that uses MongoDB as database. To write tests using NoSQLUnit for Spring Data MongoDB applications, you do need nothing special apart from considering that Spring Data MongoDB uses a special property called _class for storing type information alongside ...

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Chunk Oriented Processing in Spring Batch

spring-interview-questions-answers

Big Data Sets’ Processing is one of the most important problem in the software world. Spring Batch is a lightweight and robust batch framework to process the data sets. Spring Batch Framework offers ‘TaskletStep Oriented’ and ‘Chunk Oriented’ processing style. In this article, Chunk Oriented Processing Model is explained. Also, TaskletStep Oriented Processing in Spring Batch Article is definitely suggested ...

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Authentication against a RESTful Service with Spring Security

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1. Overview This article is focused on how to authenticate against a secure REST API that provides security services – mainly, a RESTful User Account and Authentication Service. 2. The Goal First, let’s go over the actors – the typical Spring Security enabled application needs to authenticate against something – that something can be a database, LDAP or it can ...

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Securing your Tomcat app with SSL and Spring Security

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If you’ve seen my last blog, you’ll know that I listed ten things that you can do with Spring Security. However, before you start using Spring Security in earnest one of the first things you really must do is to ensure that your web app uses the right transport protocol, which in this case is HTTPS – after all there’s ...

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