Category: Spring Boot

Spring Boot help build stand-alone, production Spring Applications easily, less configuration then rapidly start new projects

Features

Stand-alone Spring applications
Embedded Serverlet Container: Tomcat, Jetty or Undertow.
Support ‘Starter’ POMs to make your Maven configuration easily ways.
Automatically configure Spring.
Provide production-ready features such as metrics, health checks and externalized configuration
No code generation,  No requirement for XML configuration

Angular 5 – Upload/Get Images to/from Spring Boot Server

Upload files to Servlet containers, application need register a MultipartConfigElement class. But Spring Boot makes it more easy by configuring it automatically. In this tutorial, we’re gonna look at way to build an Angular 5 App Client to upload/get Images to/from Spring Boot RestApi Server.

Related posts:
– How to upload MultipartFile with Spring Boot
– MultipartFile – SpringBoot + JQuery Ajax + Bootstrap.
– MultipartFile – SpringBoot + AngularJs + Bootstrap.
– Angular 4 Firebase – Get List Files from Storage
– Angular 5 – Upload/Get MultipartFile to/from Spring Boot Server

[Continue reading…] “Angular 5 – Upload/Get Images to/from Spring Boot Server”

Angular 5 – Upload/Get MultipartFile to/from Spring Boot Server

Upload files to Servlet containers, application need register a MultipartConfigElement class. But Spring Boot makes it more easy by configuring it automatically. In this tutorial, we’re gonna look at way to build an Angular 5 App Client to upload/get MultipartFile to/from Spring Boot RestApi Server.

Related posts:
– How to upload MultipartFile with Spring Boot
– MultipartFile – SpringBoot + JQuery Ajax + Bootstrap.
– MultipartFile – SpringBoot + AngularJs + Bootstrap.
– Angular 4 Firebase – Get List Files from Storage
– Angular 4 – Upload/Get MultipartFile to/from Spring Boot Server

[Continue reading…] “Angular 5 – Upload/Get MultipartFile to/from Spring Boot Server”

Angular + Spring WebFlux + Spring Data Reactive Cassandra example | Full-Reactive Angular Http Client – Spring Boot RestApi Server

In this tutorial, we’re gonna build a full Reactive Application in which, Spring WebFlux, Spring Data Reactive Cassandra are used for backend, and Angular, RxJS, EventSource are on client side.

Related Posts:
– SpringData Reactive Cassandra Repositories | SpringBoot
– Introduction to RxJS – Extensions for JavaScript Reactive Streams
– Angular 4 + Spring Boot + Cassandra CRUD example

[Continue reading…] “Angular + Spring WebFlux + Spring Data Reactive Cassandra example | Full-Reactive Angular Http Client – Spring Boot RestApi Server”

Angular 4 + Spring WebFlux + Spring Data Reactive MongoDB example | Full-Reactive Angular 4 Http Client – Spring Boot RestApi Server

In this tutorial, we’re gonna build a full Reactive Application in which, Spring WebFlux, Spring Data Reactive MongoDB are used for backend, and Angular, RxJS, EventSource are on client side.

Related Posts:
– How to use Angular Http Client to fetch Data from SpringBoot RestAPI – Angular 4
– How to use Angular HttpClient to POST, PUT, DELETE data on SpringBoot Rest APIs – Angular 4
– How to build SpringBoot MongoDb RestfulApi
– How to use SpringData MongoRepository to interact with MongoDB
– Angular 4 + Spring Boot + MongoDB CRUD example
– Introduction to RxJS – Extensions for JavaScript Reactive Streams

[Continue reading…] “Angular 4 + Spring WebFlux + Spring Data Reactive MongoDB example | Full-Reactive Angular 4 Http Client – Spring Boot RestApi Server”

Kotlin – integrate Spring Security & H2 Database

In the past post, We had set-up a Kotlin SpringBoot project to develop with H2 database. But if you enable Spring Security in your project, the H2 database console will be blocked with 403 error. So in the tutorial, we will show you how to make configuration for resolving the Access Denied problem.

[Continue reading…] “Kotlin – integrate Spring Security & H2 Database”

Kotlin – Spring Security – Customize Authentication Provider

In the post, we guide how to customize AuthenticationProvider for Kotin SpringSecurity web application.

[Continue reading…] “Kotlin – Spring Security – Customize Authentication Provider”

Kotlin – RestTemplateClient Send/Recieve Base64 File/Image to SpringBoot server

In the tutorial, we guide how to post/get base64 files/images by RestTemplateClient to SpringBoot server with Kotlin language.

[Continue reading…] “Kotlin – RestTemplateClient Send/Recieve Base64 File/Image to SpringBoot server”

Integrate Angular5 with Kotlin SpringBoot + SpringToolSuite

Angular5 is the next version of Angular4 that comes with almost everything you need to build across all platforms frontend web or mobile apps with high speed & performance. So in the tutorial, JavaSampleApproach will guide you through the steps of integrating Angular5 with Kotlin SpringBoot Web Application and SpringToolSuite for development.

[Continue reading…] “Integrate Angular5 with Kotlin SpringBoot + SpringToolSuite”

Kotlin Spring JPA/Hibernate – Composite Primary Key + SpringBoot + MySQL

In the tutorial, JavaSampleApproach will introduce step-by-step to create Composite Primary Key with @Embeddable annotation by Kotlin Spring JPA/Hibernate application.

[Continue reading…] “Kotlin Spring JPA/Hibernate – Composite Primary Key + SpringBoot + MySQL”

Kotlin – Spring Security – Persistent Token Remember-Me authentication

Remember-me authentication is a solution for websites to remember the identity of an user between many sessions. In the tutorial, JavaSampleApppoach will show you how to configure persistent token remember-me authentication with Kotlin Spring Security web application.

[Continue reading…] “Kotlin – Spring Security – Persistent Token Remember-Me authentication”

Kotlin – Spring Security – Customize Authentication Success Handler

In the tutorial, we will show you how to customize Authentication Success Handler with Kotlin Spring Security web application.

[Continue reading…] “Kotlin – Spring Security – Customize Authentication Success Handler”

Kotlin – Spring Security Customize Logout Success Handler

In the tutorial, we will show you how to customize Logout Success Handler with Kotlin Spring Security web application.

[Continue reading…] “Kotlin – Spring Security Customize Logout Success Handler”

Kotlin – Spring Security JDBC Authentication – SpringBoot + MySQL + Bootstrap

In the tutorial, JavaSampleApproach will show you how to create a Kotlin Spring Security JDBC Authentication with SpringBoot + MySQL + Bootstrap.

[Continue reading…] “Kotlin – Spring Security JDBC Authentication – SpringBoot + MySQL + Bootstrap”

Kotlin – Integrate H2 database with Spring JPA( by Spring Boot) in Embedded mode

H2 database is a pure Java, open source and very fast engine. We can use H2 for development, testing and performance benchmarking. So in the tutorial, JavaSampleApproach will show how to integrate H2 database with Kotlin SpringBoot and Spring JPA in Embedded mode.

[Continue reading…] “Kotlin – Integrate H2 database with Spring JPA( by Spring Boot) in Embedded mode”

Kotlin – SpringBoot MongoDB – Model One-to-One, One-to-Many Relationships Embedded Documents

With MongoDB, we can structure related data by embedded documents. In general, embedding gives a better performance for read operations. So in the tutorial, JavaSampleApproach will show you way to work with Embedded Documents using SpringBoot by Kotlin language.

[Continue reading…] “Kotlin – SpringBoot MongoDB – Model One-to-One, One-to-Many Relationships Embedded Documents”

Kotlin – SpringData MongoRepository to interact with MongoDB

In the tutorial, JavaSampleApproach will show a powerful tool SpringData MongoRepository with flexible and more complex APIs to interact with MongoDB.

[Continue reading…] “Kotlin – SpringData MongoRepository to interact with MongoDB”

Kotlin – SpringBoot + Jquery JsonP for requests to cross domain

In the post, JavaSampleApproach will show you how to use JQuery JsonP Request to Kotlin SpringBoot server without worrying about cross-domain issues.

[Continue reading…] “Kotlin – SpringBoot + Jquery JsonP for requests to cross domain”

Kotlin SpringBoot + Ajax JQuery PUT nested objects + Bootstrap example

In this tutorial, JavaSampleApproach will show you way to implement a web application with Jquery Ajax that PUTs Nested Objects to Kotlin SpringBoot server.

[Continue reading…] “Kotlin SpringBoot + Ajax JQuery PUT nested objects + Bootstrap example”