Polling an http end point using Spring Integration

It is a little non-intuitive if you want to write a flow with Spring Integration which polls an http end point…

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Method Parameter Names and Spring

Continuing on the previous blog entry about Constructor and method parameters and Java not retaining the parameter names at runtime –…

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Spring Constructor Injection and Argument names

At runtime, java classes do not retain the name of the constructor or method parameters, unless classes are compiled with…

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Spring Collection Merging

Spring collection merging is a feature that I first came across as an answer to a StackOverflow question It is…

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Spring Testing Support and Context caching

Spring provides a comprehensive support for unit and integration testing – through annotations to load up a Spring application context,…

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Java Annotations – Retention

Consider a Java annotation: public @interface AnAnnotaton { } A class with this annotation applied on it: @AnAnnotaton class AnAnnotatedClass{…

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Wire object dependencies outside a Spring Container

There are a few interesting ways of setting the properties and dependencies of an object instantiated outside of a Spring…

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Spring Scoped Proxy

Consider two Spring beans defined this way: @Component class SingletonScopedBean{ @Autowired private PrototypeScopedBean prototypeScopedBean; public String getState(){ return this.prototypeScopedBean.getState(); }…

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Spring @Configuration and FactoryBean

Consider a FactoryBean for defining a cache using a Spring configuration file: <cache:annotation-driven /> <context:component-scan base-package='org.bk.samples.cachexml'></context:component-scan> <bean id='cacheManager' class='org.springframework.cache.support.SimpleCacheManager'> <property…

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