# Parser Class: com.zanthan.sequence.parser.alternate.AlternateParserImpl
ClientApp.setValue(String, String){
  SetDefault.doGet(Request, Response){
    IPreferenceStore.setDefault(String, String){
      Validation.validate(String, String)->boolean;
      IPreferenceStoreStrategy.[isValid]put(String){
	BackingImplementation.put(String,String);
      }
    }
  }
}