Spring 5 Design Patterns

Creating an XML configuration file

In the section on Java-based configuration, we had created an AppConfig class annotated with the @Configuration annotation. Similarly, for XML-based configuration, we will now create an applicationContext.xml file rooted with a <beans> element. The following simplest possible example shows the basic structure of XML-based configuration metadata:

Following is the applicationContext.xml file:

    <?xml version="1.0" encoding="UTF-8"?> 
    <beans xmlns="http://www.springframework.org/schema/beans" 
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
     xsi:schemaLocation="http://www.springframework.org/schema/beans    http://www.springframework.org/schema/beans/spring-beans.xsd"> <!-- Configuration for bean definitions ...