Spring boot web app configuration

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As we discussed in earlier tutorials that spring boot will take care of all boilerplate code, so it will provide all configurations automatically. But we can change the default configurations. Spring boot change default tomcat port Default HTTP port in spring boot application is 8080. We can change it by overriding the default port in … Read more

Spring boot starter parent in pom maven repo

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The parent pom spring-boot-starter-parent, contains the full dependencies (mvc, cache, jpa) and commons properties to maintain dependencies versions in a good consistency, to be used in our project or submodules. <parent> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-parent</artifactId> <version>1.4.0.RELEASE</version> </parent> <parent> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-parent</artifactId> <version>1.4.0.RELEASE</version> </parent> We can manage the following things with the help of parent pom: Configuration: It maintains … Read more

spring boot architecture diagram and components

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  Spring Boot Starters: Main concept behind spring boot starters is to reduce the dependencies definitions and to simplify the project build dependencies. For example : if we are creating spring application than we have to define following dependencies in pom.xml file – Spring core Jar file Spring Web Jar file Spring Web MVC Jar file … Read more

Spring boot overview

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Spring boot is a module of spring framework which is used to create stand-alone, production-grade Spring based Applications with minimum programmer’s efforts. It is developed on top of core spring framework. The main concept behind spring boot is to avoid lot of boilerplate code and configuration to improve development, unit test etc. As in case … Read more

spring boot tutorial

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Spring boot is a module of spring framework which is used to create stand-alone, production-grade Spring based Applications with minimum programmer’s efforts. It is developed on top of core spring framework. The main concept behind spring boot is to avoid lot of boilerplate code and configuration to improve development, unit test etc. As in case … Read more

Spring security method level

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Method Security Spring security also provide the feature of method security i.e. it provides the support for applying access rules to Java method executions. To allow method security, we have to enable method security. Normally, we do it on top level or module level configuration for our app. For a secure method, caller have to … Read more

Spring security form based authentication

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Spring security form based authentication example As we discussed in our earlier examples that Spring Security will create a default login form automatically and we do not have to create any new jsp page. But we can create our custom login page with form. Directory Structure pom.xml file <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>w3schools</groupId> … Read more

Spring security remember me

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Spring security provides the “Remember Me” feature. The “Remember Me” is a login feature, which means that the system will remember the user and perform automatic login even after the user’s session is expired. In the below example we are implementing this feature of spring security. Directory Structure pom.xml file <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd"> … Read more