spring boot environment加载过程分析

 1     private ConfigurableEnvironment prepareEnvironment(
 2             SpringApplicationRunListeners listeners,
 3             ApplicationArguments applicationArguments) {
 4         // Create and configure the environment
 5         ConfigurableEnvironment environment = getOrCreateEnvironment();
 6 
 7 //加载标准目录下的配置文件 &profile
 8         configureEnvironment(environment, applicationArguments.getSourceArgs());
 9 //加载自定义的配置方案
10         listeners.environmentPrepared(environment);
11         if (!this.webEnvironment) {
12             environment = new EnvironmentConverter(getClassLoader())
13                     .convertToStandardEnvironmentIfNecessary(environment);
14         }
15         return environment;
16     }