Method getFlag

api/src/main/java/io/grpc/FeatureFlags.java:38–51

(String envVarName, boolean enableByDefault)

  }

  static boolean getFlag(String envVarName, boolean enableByDefault) {
    String envVar = System.getenv(envVarName);
    if (envVar == null) {
      envVar = System.getProperty(envVarName);
    }
    if (envVar != null) {
      envVar = envVar.trim();
    }
    if (enableByDefault) {
      return Strings.isNullOrEmpty(envVar) || Boolean.parseBoolean(envVar);
    } else {
      return !Strings.isNullOrEmpty(envVar) && Boolean.parseBoolean(envVar);
    }
  }

  private FeatureFlags() {}
}