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What are the common implementations of the Application Context ?

There are three  commonly used implementation of 'Application Context' as follows-
ClassPathXmlApplicationContext : It Loads context definition from an XML file located in the classpath, treating context definitions as classpath resources. The application context is loaded from the application's classpath by using the code .

ApplicationContext context = new ClassPathXmlApplicationContext("bean.xml");

FileSystemXmlApplicationContext : It loads context definition from an XML file in the filesystem. The application context is loaded from the file system by using the code .
ApplicationContext context = new FileSystemXmlApplicationContext("bean.xml");

XmlWebApplicationContext : It loads context definition from an XML file contained within a web application.