apollo-common/src/main/java/com/ctrip/framework/apollo/common/datasource/TitanCondition.java/TitanCondition/matches
class TitanCondition:  @Override
  public boolean matches(ConditionContext context, AnnotatedTypeMetadata metadata) {
    if (!StringUtils.isEmpty(context.getEnvironment().getProperty("fat.titan.url"))) {
      return true;
    }
    if (!StringUtils.isEmpty(context.getEnvironment().getProperty("uat.titan.url"))) {
      return true;
    }
    if (!StringUtils.isEmpty(context.getEnvironment().getProperty("pro.titan.url"))) {
      return true;
    }
    return false;
  }