springboot读取resource配置文件生成容器对象的示例代码

# 引入application-language.yml 这个文件
spring.profiles.include=language

language-mapping:
  ...: 其他
  Cantonese: 粤语
  Chinese: 普通话
  Danish: 丹麦语
  Mende西班牙语: 西班牙语
  Mongolian: 蒙古语
  阿拉伯语: 阿拉伯语
  安徽方言: 安徽方言
  保加利亚语: 保加利亚语

@Configuration
public class YmlMappingConfiguration {
    @Bean("languageMapping")
    @ConfigurationProperties("language-mapping")
    public Map<String,String> initLanguageMapping(){
        return new HashMap<>();
    }
}

@Configuration
public class YmlMappingConfiguration {
    @Bean("languageMapping")
    public Map<String,String> initLanguageMapping2(){
        final Resource resource = new ClassPathResource("application-language.yml");
        final YamlMapFactoryBean factoryBean = new YamlMapFactoryBean();
        factoryBean.setResources(resource);
        final Map<String, Object> object = factoryBean.getObject();
        final HashMap<String, String> languageMappingFormat = new LinkedHashMap<>();
        Map<String, String>languageMapping=(HashMap)object.getOrDefault("language-mapping", new HashMap<String, String>());
        for (Map.Entry<String,String>entry:languageMapping.entrySet()){
            final String trimKey = StringUtils.trimToNull(entry.getKey());
            final String trimVal = StringUtils.trimToNull(entry.getValue());
            if(trimKey!=null && trimVal!=null){
                languageMappingFormat.put(trimKey,trimVal);
            }
        }
        return languageMappingFormat;
    }
}