Last Updated on May 11, 2019 by jt In the 1.3.0 release of Spring Boot and new module is available called Spring Boot Developer Tools. This new Spring Boot module is aimed at improving developer productivity in building Spring Web Applications. When you’re developing a web application in Java, or really any programming language, a common […]Continue reading
Last Updated on June 15, 2019 by Simanta Core to the Spring Framework is a concept of bean factories. Spring bean factories follow the concepts of the GoF Factory Design Pattern to provide the requestor fully configured objects. Under the covers when the Spring Framework is performing dependency injection on your beans, Spring itself will […]Continue reading
Last Updated on June 16, 2019 by Simanta During the creation of Spring Beans, you can obtain the name of the bean by implementing the Spring interface – BeanNameAware. Then during the creation of Spring beans, the Spring Context will inject the name it has set for the bean. This is the name the Spring […]Continue reading
Last Updated on May 11, 2019 by jt A real common task is to display a list of objects fetched from the database in a HTML table on a webpage. Thymeleaf has a handy tag which allows us to iterate over a list of objects, and generate HTML code to display a table row for each […]Continue reading
Last Updated on June 26, 2019 by Simanta When Autowiring Spring Beans, a common exception is a BeanCreationException. This means that Spring found a bean to create, but was unable to fulfill the dependencies needed to create this this Spring bean. Here is an example of a BeanCreationException: BeanCreationException Exception in thread “main” org.springframework.beans.factory.BeanCreationException: Error […]Continue reading
Last Updated on June 30, 2019 by Simanta When Autowiring Spring Beans, a common error is to see a NoSuchBeanDefinitionException. Here is an example of the NoSuchBeanDefinitionException you may see thrown by the Spring context: NoSuchBeanDefinitionException Exception in thread “main” org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type [guru.springframework.controllers.HelloController] is defined at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBean(DefaultListableBeanFactory.java:372) at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBean(DefaultListableBeanFactory.java:332) at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1060) By […]Continue reading
