juplo.de Git - demos/multiple-beans/blob - src/main/java/de/juplo/demos/multiplebeans/MultipleBeansEnvironmentPostProcessor.java

   1 package de.juplo.demos.multiplebeans;
   2
   3 import org.springframework.boot.SpringApplication;
   4 import org.springframework.boot.env.EnvironmentPostProcessor;
   5 import org.springframework.core.env.ConfigurableEnvironment;
   6 import org.springframework.core.env.PropertySource;
   7
   8 import java.util.Arrays;
   9
  10 public class MultipleBeansEnvironmentPostProcessor implements EnvironmentPostProcessor {
  11
  12     @Override
  13     public void postProcessEnvironment(ConfigurableEnvironment environment, SpringApplication application) {
  14         String sites = null;
  15         for (PropertySource source : environment.getPropertySources()) {
  16             Object found = source.getProperty("juplo.sites");
  17             if (found != null)
  18                 sites = found.toString();
  19         }
  20
  21         if (sites == null)
  22             throw new IllegalArgumentException("Parameter juplo.sites is not set!");
  23
  24         application.addInitializers(new MultipleBeansApplicationContextInitializer(
  25                 Arrays.stream(sites.split(","))
  26                 .map(site -> site.trim())
  27                 .toArray(size -> new String[size])));
  28     }
  29 }