Classpath In Spring Boot

properties file in classpath /config package We can also place application. Redirect HTTP to https port. * properties. Spring Boot get resource file example 2016-08-19 05:22. springframework. Spring Class Path Resource Demo : ClassPathResource « Spring « Java Tutorial. I think this article will help you to dive into Spring Security. To add an extra dir 'EXTRA' to classpath:. gif, banner. Spring Annotations Example. I sort of understand the concept but where is it defined in my application. Tweet Spring is a popular Java application framework and Spring Boot is an evolution of Spring that helps create stand-alone, production-grade Spring based applications easily. Especially it can do this from the classpath and the people over at SpringSource have even introduced their own URI “protocol” to make this easy: you can identify resources using the classpath-URIs, lik. An introduction to Spring Boot Profiles, showing Profiles in action with tangible code examples. Installation. It works fine when I run application in my IDE, but when I package it in a executable jar, it cannot load class. js : Rolling your own GraphQL powered WordPress API (this time with Spring Boot) Posted on January 23, 2019 January 19, 2019 by David Vassallo In the first part of this two-article series , we explored rolling your own WordPress GraphQL adapter, inspired by the work done by GatsbyJS, written in Javascript and. Here we will create a Spring Boot web application example with Hibernate Search + Thymeleaf template engine, and deploy it as a WAR to Wildfly 10. sql and data. Spring is a popular Java application framework for creating enterprise applications. In normal MyBatis-Spring usage, you will not need to use SqlSessionFactoryBean or the corresponding SqlSessionFactory directly. Out of the box, Spring Boot is very easy to use with the H2 Database. Notable improvements in Spring 4. We need not to include it separately. Spring Boot automatically configures required classes depending on the libraries on its classpath. properties file. In this tutorial, we will try to cover how we can enable HTTPS communication over 2 Spring boot applications. Especially it can do this from the classpath and the people over at SpringSource have even introduced their own URI “protocol” to make this easy: you can identify resources using the classpath-URIs, lik. When this class is run as a spring-boot application from inside of IntelliJ then the Fruit/Vegetable subclasses are found correctly, but when the application is run from the jar file (java -jar demo-subproject-deployable-. 1 and Spring Security 4. Please note, that the App class has main method. properties" in the classpath to resolve any placeholders ${…} found. Custom Links. springframework. Maven users can add the following dependency in the pom. jar, geronimo-jms_1. The properties file has the following entries: smtp. Also adding an 'external folder' location on the classpath through the spring boot. Apache Camel ships a Spring Boot Starter module. Testing is a crucial part of any development or integration work. Like all Spring Boot applications, it runs on port 8080 by default, but you can switch it to the more conventional port 8888 in various ways. configure Spring Boot framework, define your application custom configuration properties. Prefix classpath:before the name of properties file instructs Spring to search for the file in all classpath locations else it will search the file at the path provided. Now add few log statements in. Initializr For Gradle-based projects: issues with automatic setup for have been fixed, and a run configuration can now be created automatically as well (see Application Settings below). The spring-boot-starter-parent is a special starter that provides useful Maven defaults. Spring Boot Application Properties. The great thing about Spring Boot is no need for an external servlet container. On Spring Boot 1. 1, which was released on 01 Sept 2015. The default behavior loads the configuration file from /WEB-INF/ulrewrite. The rest of the course assume you have a good knowledge of the principles of Spring Boot. This example has shown how easy it is to integrate Apache Shiro into a Spring Boot application, how using permissions allow for greater flexibility over roles, and all it takes is a single Annotation in your controller. Spring Boot Tutorial for Beginners - Learn Spring Boot in simple steps from basic to advanced concepts with tutorials including Introduction, Quick Start, Bootstrapping, Tomcat Deployment, Build Systems, Code Structure, Spring Beans and Dependency Injection, Runners, Application Properties, Logging, Building RESTful Web Services, Exception Handling, Interceptor, Servlet Filter, Tomcat Port. Adding an external property file to the application and reference it in the @Configuration class using @PropertySource(value = {"classpath:fee. If you are using Java configuration in Spring then you would do the following:. Please, don't mix the DB creating with its creation for its content: tables, procedures, triggers etc. Prior to Spring Boot 2, this was the case only if HATEOAS is on the classpath and explicitly enabled in application. Building an Application with Spring Boot This guide provides a sampling of how Spring Boot helps you accelerate and facilitate application development. I’m running a Spring Boot application and I’ve found the QueryDSL library very useful for simplifying the code for this project. It helps create stand-alone, production-grade Spring based applications with minimal effort. Spring Boot is the most popular Java framework for developing microservices. 25 July 2015. 解决办法是修改pom. There article shows how to create a spring MVC project with maven in Eclipse. It is possible to enable SSL when running a Spring Boot application, without having to rely on a proxy like Nginx. hellokoding. You can secure your Eureka server simply by adding Spring Security to your server’s classpath via spring-boot-starter-security. They greatly simplify Maven configuration. Lets assume that your are initializing your Spring Boot context from the class de. Spring Boot Properties. etc” using myBatis with Spring framework & how to implement mappers using xml or annotation such as @Select, @Insert,…. Along with Spring annotations, I am using xml based configuration to setup data source and entity manager for this example. Hello friends Welcome to Spring Boot Tutorial, today I am going to discuss one of the latest innovation by the Spring Team (Pivotal Team) is Spring Boot, oops… sorry. If you are using Maven:. Congratulations!. In the example below we are loading two xml files. Spring Class Path Resource Demo : ClassPathResource « Spring « Java Tutorial. The only piece of Spring that you will see is the element outlined above. Spring will automatically configure log4j2 once it finds it’s jar files in classpath. Spring Boot provides several easy methods of externalizing configuration. friends yes I know I am late for this discussion right now but it is not too late for spring boot because this is actually time for major adoption of Spring Boot for scratch project in the spring framework 🙂. The rest of the course assume you have a good knowledge of the principles of Spring Boot. Spring boot simplifies the task of developing web applications by providing the finest features from the spring framework. Spring ApplicationContext is responsible to initialize the Spring Beans defined in spring bean configuration file. I was struggling with the deployment of 2. In my previous post. GraphQL in 3 minutes. However, if you want your application to restart only at specific moments, you can set a trigger file. After thinking through the configuration above, this makes sense because there is no place inside the configuration where build/resources/main is added to the classpath. The Spring Boot makes developing RESTful services ridiculously easy, and using Swagger makes documenting your RESTful services much easier. Getting An issue by Saying Cluster nodes source must not be null or empty after upgrading Spring Boot 2. ) please make a pull request or leave a comment below. Spring is a popular Java application framework and Spring Boot is an evolution of Spring that helps create stand-alone, production-grade Spring based applications easily. Spring’s resource loader provides a very generic getResource() method to get the resources like (text file, media file, image file…) from file system , classpath or URL. How to speed up your Spring Boot development even more with DevTools and make it more enjoyable and productive? Setup. It is simple that you just need to use the System. g MySQL), include the JDBC driver in the project classpath:. The MyBatis-Spring-Boot-Starter provides the SpringBootVFS as an implementation class of VFS. Building an Application with Spring Boot This guide provides a sampling of how Spring Boot helps you accelerate and facilitate application development. We can even use the image as a custom banner for our Spring Boot application, We can add banner. During runtime of any Java application, the CLASSPATH is a parameter that tells the JVM where to look for classes and packages, and it can be set using an environment variable or command-line argument. Using these, we can configure the console logging as well as file logging. In version 1. It requires the Netty runtime provided by Spring Boot and Spring Webflux. AFAIK Spring boot discovers everything from classpath, therefore having multiple spring boot apps up and running inside same class-loader would therefore be very conflictive. Spring Boot is an innovative project that aims to make it easy to create Spring applications by simplifying the configuration and deployment actions through its convention over configuration based setup. Apache Camel ships a Spring Boot Starter module. Spring Boot Tutorials for Beginners. First remove spring’s default logging dependency (spring-boot-starter-logging) and then add log4j2 dependency (spring-boot-starter-log4j2). HTTPS was developed for exchanging confidential information in a secured manner by making use of encryption using public and private keys in order to prevent unauthorized access. The spring-boot-starter-parent provides some common configurations of a Spring Boot application. Custom Links. Create Project using Spring Starter Enter group name com. Applications that use spring-boot-devtools dependency automatically restart whenever files on the classpath change. Command line properties take precedence over the other property sources. Spring Boot configuration annotation processor not found in classpath. Out of the box, Spring Boot is very easy to use with the H2 Database. In fact, it supports handling of all kinds of file resources in a uniform manner. In this tutorial, we discuss several ways of reading a resource file from classpath in a Spring MVC application. xml file in the resources folder. Our sample application has already used spring-boot-starter-parent in the parent section of the POM. change-log=classpath:db/liquibase. Spring Boot Hello World on WildFly This article has been updated and tested with WildFly 14 and Spring Boot 2. Spring Boot lets you externalize your configuration so that you can work with the same application code in different environments. Spring Component annotation is used to denote a class as Component. Spring Framework 4. 解决Spring Boot Configuration Annotation Processor not found in classpath. Camel Spring Boot Starter. Spring Boot provides several easy methods of externalizing configuration. We need to use @ImportResource with @Configuration in our spring boot application. png image file to your classpath and Spring Boot will automatically pick this image as a startup banner. By default, Spring Boot look for your externalized configuration file (application. However, Spring is not even able to create the Resource property using the file name I give it. Spring Boot is designed to get you up and running as quickly as possible, with minimal upfront configuration of Spring. By default, Spring Boot look for externalized default property file application. The Spring Boot Run/Debug configuration option ‘Enable JMX agent’ must be also enabled in order to make new Endpoints tab appear. Now add few log statements in. properties in default location. While trying to put reusable default configuration in an external jar so that could be shared between apps, I stumble on the doc boot-features-external-config-yaml-shortcomings section. It autoconfigures dispatcherServlet, a. x applications. As most of you probably know, the Spring Framework can load all sorts of resources into its application context from all sorts of sources. The only piece of Spring that you will see is the element outlined above. * Spring is a light weight and open source framework created by Rod Johnson in 2003. Out of the box, Spring Boot is very easy to use with the H2 Database. jar within the connectors. With the spring boot 1. These properties have default values and you can set that inside the properties file. In a very few steps, development of a new application can be started without installation or configuration of any additional software. Spring boot’s default logging uses Logback which is included as transitive dependency. But here we want to leverage the Spring Boot properties file support. Environment variable You can set the name of your externalized properties file in the SPRING_CONFIG_NAME environment variable as below :. The steps and some code for this are below: Remove the spring-boot-maven-plugin that creates the executable jar in ZIP format. Load file from Spring Boot JAR. Our Spring Boot Tutorial includes all topics of Spring Boot such as features, project, maven project, starter project wizard, spring Initializr, cli, application, annotations, dm, properties, starters, actuator, jpa, jdbc etc. In this article, I will share with you the best practices for working with Spring Boot that I have gathered by using it in professional development since 2016. friends yes I know I am late for this discussion right now but it is not too late for spring boot because this is actually time for major adoption of Spring Boot for scratch project in the spring framework 🙂. This blog post describes how you can create a Spring Boot web application project with Gradle. I want to learn how spring boot can be used with MySql using Hibernate and JPA. All you have to do is to create a new file under the src/main/resources directory. In terms of configuration, all you need is providing a JMS Broker: If Spring Boot detects that ActiveMQ is available on the classpath, an embedded broker is started and configured automatically (as long as no broker URL is specified through configuration). Spring boot package use a separate catelog 'lib'. jar”, which makes it more convenient to execute and transport your. xml or log4j2-spring. As most of you probably know, the Spring Framework can load all sorts of resources into its application context from all sorts of sources. configurationFile system property, like this. Spring Boot @ConfigurationProperties is letting developer maps the entire. Click to share on Twitter (Opens in new window) Click to share on Facebook (Opens in new window) Click to share on Tumblr (Opens in new window) Click to share on LinkedIn (Opens in new window). To make this clear: the war file works fine, executing the application with grade (spring boot plugin’s bootRun task) also works fine, only the scope mapping for Idea is undesirable. (Following spring boot Interview questions covers spring boot 2x version) spring boot offers quick application advancement structure to the spring system. All files I try to get are located in the same JAR as the spring bean XML. hellokoding. Spring Boot is the most popular Java framework for developing microservices. You Might Also Like. The Spring Boot team however recommends using the -spring variant for your logging configuration. In this tutorial, we discuss several ways of reading a resource file from classpath in a Spring MVC application. In this exercise you are going to create a simple REST web service using Spring Boot. We use Spring Boot main class directly in Idea during development, and war files for deployment (to several environments). It is simple that you just need to use the System. Spring Boot makes it easy to create stand-alone, production-grade Spring based Applications that you can "just run". @EnableAutoConfiguration enables Spring boot to add beans presents in classpath setting and various property setting. The Server implementation (server-impl. Access classpath resource from other EAR in the same deployment. Spring Boot is designed to get you up and running as quickly as possible, with minimal upfront configuration of Spring. Spring Boot, besides allowing developers to start off with a project from scratch a lot more easily and time friendly than Spring, also makes it a lot easier to configure properties for your applications. Activiti development can be done with the IDE of your choice. ProjectInfoAutoConfiguration. In this tutorial I am going to explain your how to use SQL Databases and Spring Boot together. I have written the blog Read values from properties file in Spring to show how to get values from properties file. Environment variable You can set the name of your externalized properties file in the SPRING_CONFIG_NAME environment variable as below :. I want to learn how spring boot can be used with MySql using Hibernate and JPA. In a barebones Spring Boot application you have an application. properties” in the classpath to resolve any placeholders ${…} found. By Websparrow | August 3, 2019. They were dependent on the following jars - org. xml file in the resources folder. Spring Boot @Controller tutorial shows how to use the @Controller annotation in a Spring application to build a web controller. Home; Java Tutorial; Language; Data Type; Spring Class Path Resource Demo. The traditional way of deployment is making the Spring Boot Application @SpringBootApplication class extend the SpringBootServletInitializer class. All you have to do is to create a new file under the src/main/resources directory. xml, as shown in the following example:. Activiti development can be done with the IDE of your choice. If you are using Spring Boot Starters, Logback will provide a good support for logging. 0 was released in December 2013. RELEASE of the spring-boot-gradle-plugin, however, all of the classes are kept in a BOOT-INF folder inside of the jar file which hides those classes from anything that would add that jar to it’s classpath, causing the compilation errors stated above. Spring Framework 4. I pulled out the Java libraries from the top level build. Using Resource. xml as a Spring (classpath) resource, instead of loading it from the default location provided by the UrlRewriteFilter. Spring Security is a framework for easily adding state-of-the-art authentication and authorization to Spring applications. Import XML Configuration in Java Config. When we use any spring boot starter then spring-boot-starter-logging is resolved by default. With the spring boot 1. By default Spring Boot will serve static content from a directory called /static (or /public or /resources or /META-INF/resources) in the classpath. Add the property file details to spring bean configuration file. If you’ve added a web dependency, then you get Spring MVC configured with sensible defaults. Today we will look into Spring Bean Life Cycle. (For the explanation of each property I strongly suggest a read of the Spring Boot reference guide. There are a number of moving parts that you have to set up and configure to build such a system. Out of the box, Spring Boot is very easy to use with the H2 Database. Please, don't mix the DB creating with its creation for its content: tables, procedures, triggers etc. 2 as well as Spring Boot WebMVC and the Thymeleaf templating engine. port=587 smtp. In this article, I will share with you the best practices for working with Spring Boot that I have gathered by using it in professional development since 2016. In this post, I will discuss one example for this architecture before the example lets first discuss pros and cons of microservices. Question @Spring-Boot @spring-issuemaster Unable to start my spring boot project, please help!! Bug report My primary class package com. To get production-ready features, we should use spring-boot-actuator module. Now add few log statements in. Now I am trying to package it with Spring Boot So that I can expose ap…. @ComponentScan tells Spring to look for other components, configurations, and services in the the hello package. Spring Boot is known for its "fat" JAR deployments, where a single executable artifact contains both the application code and all of its dependencies. On the application startup, spring boot prints a default banner. What this does is boot up the Spring ApplicationContext defined in the file MyRouteConfig class on the classpath. Using these, we can configure the console logging as well as file logging. camel-spring-boot jar comes with the spring. Although for this to work you will need to. Use Thymeleaf And JSP Simultaneously In Spring Boot App Posted By S. 2 EAP build, which, among various bugfixes and improvements , brings a new experimental feature, we think you may find very interesting. This is a regular Java file which has the Spring JavaConfig annotation to configure a CamelContext. For example, if you want to develop Spring MVC based RESTful services then instead of including Spring MVC JAR and Jackson JAR file into classpath you can just specify spring-boot-web-starter and it will automatically download both those JAR files. The app-config. One of the configuration files is located in the connectors. What’s a Module in Spring Boot? A module in the sense of this article is a set of Spring components loaded into the application context. When we use any spring boot starter then spring-boot-starter-logging is resolved by default. Features In this section, we will look at the different features of Spring Boot CLI − It provides an interface to run and test Spring Boot Application from the Command Prompt. In a barebones Spring Boot application you have an application. Spring Boot Classloader and Class Overriding Want to temporarily override library classes with your own custom ones, but Spring Boot's classloader is making it tough? Here is one solution. There are a number of moving parts that you have to set up and configure to build such a system. Only PropertiesLauncher could be use dir outside the jar file. To use @Value annotation (in Spring Boot Application), we don't have to use @PropertySource annotation as we saw in this spring core tutorial. This auto-configuration contains @Configuration annotated classes, intended to be non-invasive and only take effect if you have not defined them explicitly yourself. Below image illustrates my Spring Annotations Example project. @EnableAutoConfiguration enables Spring boot to add beans presents in classpath setting and various property setting. But what if you want to use MySQL? Naturally, Spring Boot has support for MySQL and a number of other popular relational databases. There article shows how to create a spring MVC project with maven in Eclipse. Hi, I use Guava ClassPath class to scan and load some class in my project. Example on getParameterNames() method of Servlet Request Object. getProperty() method with the classpath variable name which will return the classpath string. I resolved the classpath issue by removing unwanted bundle jars of servicemix. In a regular Spring application using the @EnableCaching annotation requires a developer to provide a bean of type CacheManager. We need not to include it separately. Spring boot web crawler. To configure Spring Boot for Oracle, add the following lines to your properties file. Any Spring @RestController in a Spring Boot application will render JSON response by default as long as Jackson2 [jackson-databind] is on the classpath. zip?type=maven-project{&dependencies,packaging,javaVersion,language,bootVersion,groupId,artifactId. static-locations),我们可以增加一个WebMvcConfigurer类型的bean,来添加静态资源的访问方式,还记得上面说的“请记住ResourceHandlerRegistry这个类“,下面就用到了哦。. The canonical reference for building a production grade API with Spring. properties file in your classpath which is typically in the resources folder. Because you are accessing resources through spring's resource loader, your custom resource loader must implement either the ApplicationContextAware interface or the ResourceLoaderAware interface. Now we can run the application. Hello friends Welcome to Spring Boot Tutorial, today I am going to discuss one of the latest innovation by the Spring Team (Pivotal Team) is Spring Boot, oops… sorry. Java Servlet login Example In Eclipse. Teiid Spring Boot - JDBC connection? Mathieu Rampant Aug 14, 2019 1:38 PM Hi Guys, After implementing a solution that has worked for us for a bit more than a year. Part 2 – Inspired by Gatsby. SomeClass -cp myJarWithSomeClass. We can also change default banner programmatically using spring boot Banner interface. Spring Actuator is a Spring Boot sub-module and provides built-in endpoints that we can enable and disable for our application. I had a working single-module Java project I am trying to break up into two modules: a library, and an application module. The Spring classpath:-notation. The traditional way of deployment is making the Spring Boot Application @SpringBootApplication class extend the SpringBootServletInitializer class. The framework takes an opinionated approach to. Hi, I am evaluating flowable for one of my projects and liked many of it's features. 0: Tags: spring processor config: Used By: 2,640 artifacts: Central (67) Spring Plugins (22) Spring Lib M (2) Spring Milestones (1). jar) uses Spring with file based configuration (applicationContext. factories file, so as soon as you add that dependency into your classpath, Spring Boot will automatically auto-configure Camel for you. Using these, we can configure the console logging as well as file logging. 在了解了springboot默认资源的配置的原理(即 spring. (Following spring boot Interview questions covers spring boot 2x version) spring boot offers quick application advancement structure to the spring system. Especially it can do this from the classpath and the people over at SpringSource have even introduced their own URI "protocol" to make this easy: you can identify resources using the classpath-URIs, lik. jar, and therefore java. x using Gradle build. 2 EAP: Run Dashboard for Spring Boot Posted on May 15, 2017 by Andrey Cheptsov Last week we’ve published a new IntelliJ IDEA 2017. 到这里我们已经写了一个简单的spring boot应用了。 运行spring boot 应用: 在IDEA里面我们可以直接点击Application类右键直接运行,但是这样做我们不推荐,因为这样运行你只是运行了本地的目录配置,没有用到spring boot的。. After thinking through the configuration above, this makes sense because there is no place inside the configuration where build/resources/main is added to the classpath. xml we do not need to add the logging dependency explicitly because dependency spring-boot-starter includes the dependencies for logging spring-boot-starter-logging. Building a back-end API layer introduces a whole new area of challenges that goes beyond implementing just endpoints. Spring Boot uses HikariCP as the default connection pool, due to its remarkable performance and enterprise-ready features. config-location=classpath:mybatis/my 博文 来自: 超频化石鱼的博客 在 spring boot 打包成jar后,无法读取自定义文件的解决办法. xml”) in the WebAppConfig java class. Simply create this file, place it on your classpath, and add the configuration for a component you wish to configure (see below). Spring Boot Controller. For working with spring-data-jpa we need the org. All that is needed reside inside a single runnable JAR file. springframework. If you try to use resource. Properties are used to set values like: server-port number, database connection configuration etc. So, we just have to add the configuration and Spring Boot will take care of the rest. For example, if spring-webmvc is on the classpath this flags the application as a web application and activates key behaviors such as setting up a DispatcherServlet. [email protected] Spring Boot can auto-configure embedded H2, HSQL, and Derby databases. Spring and Spring Boot. Include the Shiro Spring starter dependency in you application classpath (we recomend using a tool such as Apache Maven or Gradle to. I sort of understand the concept but where is it defined in my application. 在Spring-Boot中,特别是. The simplest way to do that is through the starters, which all depend on spring-boot-starter-logging. Spring Component. 0中使用@ConfigurationProperties(prefix = "xxx")注解时, 会显示 Spring Boot Annotion processor not found in classpath 处理此问题需要在maven的pom. However this approach has not worked for running the application with mvn spring-boot:run. How to Setup/Install Maven Classpath Variable on Windows Last Updated on July 16th, 2017 by App Shah 11 comments Apache Maven is a software project management and comprehension tool. For example, Samza 1. Spring Boot Hello World on WildFly This article has been updated and tested with WildFly 14 and Spring Boot 2. By default Spring Boot will serve static content from a directory called /static (or /public or /resources or /META-INF/resources) in the classpath. xml as a Spring (classpath) resource, instead of loading it from the default location provided by the UrlRewriteFilter. Spring boot auto configuration scans the classpath, finds the libraries in the classpath and then attempt to guess the best configuration for them, and finally configure all such beans. properties file in your classpath which is typically in the resources folder. Installation. In this page, we will come to know how to load external property files into Spring Boot application. In this demo a maven managed Spring MVC helloworld webapp is created in Eclipse. Please note, that the App class has main method. 0: Tags: spring processor config: Used By: 2,640 artifacts: Central (67) Spring Plugins (22) Spring Lib M (2) Spring Milestones (1). How to register custom property resolver to read props rather than reading from application. Eclipse Marketplace; Update site; ZIP archive; Installation details; Activation. What are the advantages of using Spring Boot?. Ask Question. zip?type=maven-project{&dependencies,packaging,javaVersion,language,bootVersion,groupId,artifactId. If the H2 database is found on your classpath, Spring Boot will automatically set up an in-memory H2 database for your use. springframework. Spring Boot Servlet Initializer class file allows you to configure the application when it is launched by using Servlet Container. In this article we will show how to use spring boot to create a project dependent on database. Stormpath’s existing Spring Boot integration for its IDSite service makes writing code for it a snap. As soon as we added in Spring Boot Starter Web as a dependency in our project, Spring Boot Autoconfiguration sees that Spring MVC is on the classpath. If you want to find out which properties you can use to set SSL, you can refer to the definition. To add an extra dir 'EXTRA' to classpath:. By Websparrow | August 3, 2019. Load a File From Classpath In Spring Boot:-In this post, we are going to check How to Load a File From Classpath In Spring Boot. The format used for the keystore. Writing your own Spring Boot Starter can be a very reasonable thing to do – not every technology is covered by the provided starters, and maybe you have your own framework stuff you wanna boot automatically. We can keep our XML files in project classpath. In this tutorial, we’re going to look at how to build a Spring Boot project into a thin JAR file, using the spring-boot-thin-launcher project. Let’s look at a simple example where we will use Spring annotations in our application. getProperty() method with the classpath variable name which will return the classpath string. - `@EnableAutoConfiguration` tells Spring Boot to start adding beans based on classpath settings, other beans, and various property settings. The hibernate. First, it's the main Spring configuration class and second, it enables the auto-configuration feature of Spring Boot application. autoconfigure. But SpringBoot lib folder is BOOT-INF/lib is final static.