org_apache_servicecomb_pack_omega_transaction_TransactionAspectTest_java
org.apache.logging.log4j.core.config.AbstractConfiguration
protected Level getDefaultStatus() {
        String statusLevel = PropertiesUtil.getProperties().getStringProperty("Log4jDefaultStatusLevel", Level.ERROR.name());
        try {
            return Level.toLevel(statusLevel);
        }
        catch (Exception ex) {
            return Level.ERROR;
        }
    }
 -> java.lang.System.getProperty(java.lang.String): java.lang.String -> java.util.Properties.getProperty(java.lang.String): java.lang.String -> java.lang.String.toUpperCase(java.util.Locale): java.lang.String -> java.util.concurrent.ConcurrentMap.get(java.lang.Object): java.lang.Object
 [CALL] [CALL] [EXIT] [CALL] [EXIT] [CALL] [CALL] -> java.lang.System.getProperty(java.lang.String): java.lang.String -> java.util.Properties.getProperty(java.lang.String): java.lang.String [EXIT] [EXIT] [CALL] [CALL] -> java.lang.String.toUpperCase(java.util.Locale): java.lang.String -> java.util.concurrent.ConcurrentMap.get(java.lang.Object): java.lang.Object [EXIT] [EXIT] [EXIT]