Java tutorial
/** * *************************************************************************** * Copyright (c) 2010 Qcadoo Limited * Project: Qcadoo MES * Version: 1.4 * * This file is part of Qcadoo. * * Qcadoo is free software; you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as published * by the Free Software Foundation; either version 3 of the License, * or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * See the GNU Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA * *************************************************************************** */ package com.qcadoo.mes.cmmsMachineParts.constants; import org.apache.commons.lang3.StringUtils; import com.qcadoo.model.api.Entity; public enum ActionAppliesTo { WORKSTATION_OR_SUBASSEMBLY("01workstationOrSubassembly"), WORKSTATION_TYPE("02workstationType"), NONE(""); private final String appliesTo; public static ActionAppliesTo from(final Entity entity) { return parseString(entity.getStringField(ActionFields.APPLIES_TO)); } private ActionAppliesTo(final String appliesTo) { this.appliesTo = appliesTo; } public String getStringValue() { return appliesTo; } public static ActionAppliesTo parseString(final String appliesTo) { if (StringUtils.isEmpty(appliesTo)) { return NONE; } else if ("01workstationOrSubassembly".equals(appliesTo)) { return WORKSTATION_OR_SUBASSEMBLY; } else if ("02workstationType".equals(appliesTo)) { return WORKSTATION_TYPE; } throw new IllegalStateException("Unsupported AppliesTo: " + appliesTo); } }