To inject an NULL value which is equivalent to bean.setMessage(null): <bean id=”beanId” class=”bean”> <property name=”message”><null/></property> </bean> To inject an empty Stringe which is equivalent to bean.setMessage(“”) <bean id=”beanId” class=”bean”> <property name=”message” value=””></property> </bean> Advertisements
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Is it mandatory to have the “id” property in Bean/ApplicationContext Xml
Typical Bean xml file looks like below: <?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-3.2.xsd” > <bean class=”in.malliktalksjava.service.MyServiceImpl”> <property name=”repository” ref=”someDAO”/> </bean> <bean id=”someDAO” class=”in.malliktalksjava.dao.SomeDao”/> </beans> MyServiceImpl Bean is anonymous because no id is supplied explicitly. Thus Spring container generates a…
Tagged with: Bean, beans, Is id attribute required to configure a bean, Spring Bean Xml configuration, Spring Interview Questions
Posted in Spring
Posted in Spring
This is Mallikarjun Gunda, I am working as a software professional. Blogging is my Passion. This blog contains the posts on Java related technologies and programming languages. I am happy to share my knowledge through the blogs.
