Small class D - Basics zero SpringBoot2.X to combat _ High length of Section 14 SpringBoot multi-environment configuration _59, SpringBoot introduce multi-environment configuration and project combat

notes

1, SpringBoot multi-environment configuration presentations and project combat (Core Knowledge)
    Description: SpringBoot introduce multi-configuration environment and usage scenarios

    1, different environments with different configurations
        such as database configuration, at the time of development, we generally use to develop the database, but in a production environment , we are using the formal data
    2, the configuration file storage path
        classpath root directory "/ config" undercladding
        the root of the classpath
    3, spring boot allows the naming convention according to a certain format (application- {profile} .properties ) to define multiple profiles

Start

This is a relatively simple new empty project


different databases in different environments
built here three configuration files. We are under house ah config folder

development environment called the dev.com

test will be called test.com change


default test environment. test.url = local is the local environment

where the configuration of the test, it will find application-test.properties this profile.

Testing a Profile

Start the application

is currently testing environment

to switch to the dev environment


to restart the service

configuration file to comment

is not enabled, then the reading is application.properties the default configuration file

to start the test program