Configuration

Spring Boot applications supply a variety of powerful mechanisms for developers to dynamically configure and reconfigure their applications, even while the app is running. In this section we will learn how to configure Spring Boot components (such as the Web server and other components) to achieve your desired configuration.

Configuring HTTP Session timeout in Spring Boot applications

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You can configure HTTP Session Timeout for Spring Boot Applications in two ways:

Configuring Session Timeout in application.properties

The simplest option is to include in your application.properties the parameter server.servlet.session.timeout. For example:

server.servlet.session.timeout=60s

Also note that Tomcat will not allow you to set the timeout any less than 60 seconds.

Configuring Session Timeout Programmatically

Let’s say we want that our HttpSession last only two minutes. To make this happen, we can add to our WebConfiguration class an EmbeddedServletContainerCustomizer Bean with the following content:

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How to disable web server configuration in Spring Boot ?

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Spring Boot automatically starts an application in web server mode if it finds the web starter module in the classpath. To disable web server configuration, set the webApplicationType to none in the application.properties file as in this example: spring.main.web-application-type=none Copy

Configure Spring Boot to use Jetty Server

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By default, Spring boot uses Tomcat as embedded Web server. There are, however, other available Web servers in case you need some specific features. In this tutorial we will learn how to use Jetty as Web Server. Add spring-boot-starter-jetty dependency You will need to update pom.xml and add dependency for spring-boot-starter-jetty. Also, you will need … Read more