What is HandlerMapping Uri_template_variables_attribute?
URI_TEMPLATE_VARIABLES_ATTRIBUTE. static final String URI_TEMPLATE_VARIABLES_ATTRIBUTE. Name of the HttpServletRequest attribute that contains the URI templates map, mapping variable names to values. Note: This attribute is not required to be supported by all HandlerMapping implementations.
What is spring boot mapping?
Spring Boot JPA is a Java specification for managing relational data in Java applications. It allows us to access and persist data between Java object/ class and relational database. JPA follows Object-Relation Mapping (ORM). It is a set of interfaces.
Where is dispatcher servlet in spring?
The DispatcherServlet is the front controller in Spring web applications. It’s used to create web applications and REST services in Spring MVC. In a traditional Spring web application, this servlet is defined in the web. xml file.
What is the goal of spring boot?
Spring Boot aims to make it easy to create Spring-powered, production-grade applications and services with minimum fuss. It takes an opinionated view of the Spring platform so that new and existing users can quickly get to the bits they need.
What is the purpose of handler mapping in spring Mcq?
Using a handler mapping you can map incoming web requests to appropriate handlers. There are some handler mappings you can use out of the box, for example, the SimpleUrlHandlerMapping or the BeanNameUrlHandlerMapping , but let’s first examine the general concept of a HandlerMapping .
What are annotations in Spring boot?
Spring Boot Annotations is a form of metadata that provides data about a program. In other words, annotations are used to provide supplemental information about a program. It is not a part of the application that we develop. It does not have a direct effect on the operation of the code they annotate.
What is Yaml in spring boot?
YAML is a data serialization language that is often used for writing configuration files. So YAML configuration file in Spring Boot provides a very convenient syntax for storing logging configurations in a hierarchical format. The application. properties file is not that readable.
What is @EnableAutoConfiguration in spring boot?
The @EnableAutoConfiguration annotation enables Spring Boot to auto-configure the application context. Therefore, it automatically creates and registers beans based on both the included jar files in the classpath and the beans defined by us.
What is validator in Spring?
Spring features a Validator interface that you can use to validate objects. The Validator interface works using an Errors object so that while validating, validators can report validation failures to the Errors object.