private TypeNavire getTypeNavire(TypeMarchandise typeMarchandise) {
        TypeNavire typeNavire = TypeNavire.PETROLIER;
        
        if(typeMarchandise.equals(TypeMarchandise.CHARBON)) {
            typeNavire = TypeNavire.VRAC_SOLIDE;
        } else if(typeMarchandise.equals(TypeMarchandise.CONTENEURS)) {
            typeNavire = TypeNavire.PORTE_CONTENEURS;
        } else if(typeMarchandise.equals(TypeMarchandise.EOLIEN)) {
            typeNavire = TypeNavire.EOLIEN;
        } else if(typeMarchandise.equals(TypeMarchandise.PASSAGER)) {
            typeNavire = TypeNavire.FERRY;
        } else if(typeMarchandise.equals(TypeMarchandise.PETROLIER)) {
            typeNavire = TypeNavire.PETROLIER;
        } else if(typeMarchandise.equals(TypeMarchandise.ROULIER)) {
            typeNavire = TypeNavire.RO_RO;
        }
        return typeNavire;
    }