In the previous post Task Execution and Scheduling in Spring, I explained basic interfaces for task execution and scheduling. In this post I shall demonstrate an example for the same using annotations @Scheduled and @Async. Let us have working Eclipse IDE in place and follow the steps to create a scheduled Spring application: Create a project: …
Spring Framework
Task Execution and Scheduling in Spring
Spring 2.0 introduced abstractions for asynchronous execution and scheduling of tasks. The key interfaces for scheduling and task execution are as listed as TaskExecutor, TaskScheduler, Trigger, TriggerContext and ScheduledFuture. Let take a look at each of these interfaces. This article explores spring’s scheduler related APIs in detail. You can read the official explanation for this API’s here. follow us on @twitter and @facebook Spring …
Cache Abstraction In Spring (Example for @Cacheable and @CacheEvict)
Since Spring 3 a new abstraction layer for caching services has been introduced called Cache Abstraction. The idea is to provide a set of common features, mainly annotations, to activate and manage the caches. Cache Abstraction is nothing but applying caching to Java methods, reducing thus the number of executions based on the information available in …
Resources API in Spring – Part 2 (ResourceLoaderAware)
In the previous post I discussed about the external resource loading in Spring using Resource Loader interface, and setter methods. In this post I shall discuss about another form of resource loading through ResourceLoaderAware interface. Prior to release of Spring 2.5, this technique was used to load the external resources. Post Spring 2.5, you can …
New Features in Spring 3.1
This post will feature some of the major features and enhancements of Spring 3.1. Released in the year 2011, Spring 3.1 introduced many new exciting features as listed and described in this article. This article would provide very good idea on the new features introduced and how it is different from the previous versions. If …
@Inject and @Named Annotations Example
In this tutorial I am going to explain two of the spring annotations that are part of JSR-330. Support for JSR-330 annotations was introduced in Spring 3. These annotations are scanned the same way as the Spring annotations, only requirement would be to have the relevant jars in your classpath. You can use the following …
Spring Classpath Scanning & Managed Components
In my previous articles I have explained about the some of the popular annotations in Spring @Required, @Autowired and @Qualifier. You could note from these posts that we declared all the beans or components in XML bean configuration file; this helps Spring container detect and register beans or components. In this post I shall discuss …
@Resource, @PostConstruct and @PreDestroy Annotations Example
In this post I shall cover the JSR250 annotations. Introduced in Spring 2.5, it added support for JSR-250 based annotations which include @Resource, @PostConstruct and @PreDestroy annotations. In my previous articles I have explained about the some of the popular annotations in Spring @Required, @Autowired and @Qualifier. Also please read about How to write Custom Spring Callback Methods? @Resource vs …