But in order to deploy your application successfully, please pay attention on the "Cautions" part.
To develop web applications, you should firstly have basic knowledge about HTML, CSS and JavaScript.
Besides, this sample project uses Spring Framework for server side, you need to check Spring Boot, Spring JDBC Template.
To access relational database, SQL is required.
Set up Project Lombok for your IDE (Eclipse) at first.
Use Eclipse and import this project as Maven project.
This is the default mode, and embedded H2 database will be used. You can customize its behaviour for your need.
But it is generally recommended that you should not use production database for development.
At first, copy src/main/resources/application-production.properties.example to src/main/resources/application-production.properties and fill in your production database information.
But specifying -Dspring.profiles.active=production as VM options, such as what the Procfile does, the application will start up under production mode.
Run mvnw assembly:single (or mvnw.cmd in Windows) to package the bundle, and then submit the zip file generated in target through STM web system.
Hint: you can use mvnw instead of mvn during your development. mvnw will download and install maven automatically so you don't need to do it.
- The submitted content should follow Heroku Standard,
Procfilemust exist to describe how to run the application. You may need to change the jar file name inProcfileif you change application name or version.