protected void create(String vplsName) {
        if (vplsName == null || vplsName.isEmpty()) {
            print(INSERT_VPLS_NAME);
            return;
        }
        VplsData vplsData = vpls.getVpls(vplsName);
        if (vplsData != null) {
            print(VPLS_ALREADY_EXISTS, vplsName);
            return;
        }
        vpls.createVpls(vplsName, EncapsulationType.NONE);
    }
@Test
    public void testCreate() {
        vplsCommand.command = VplsCommandEnum.CREATE.toString();
        vplsCommand.vplsName = VPLS1;
        vplsCommand.doExecute();
        Collection<VplsData> vplss = vplsCommand.vpls.getAllVpls();
        assertEquals(1, vplss.size());
        VplsData result = vplss.iterator().next();
        VplsData expected = VplsData.of(VPLS1, EncapsulationType.NONE);
        assertEquals(expected, result);
    }