/* * Geopaparazzi - Digital field mapping on Android based devices * Copyright (C) 2016 HydroloGIS (www.hydrologis.com) * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ package eu.geopaparazzi.library.forms.constraints; /** * A constraint to check for the content not being empty. * * @author Andrea Antonello (www.hydrologis.com) */ public class MandatoryConstraint implements IConstraint { private boolean isValid = false; private String description = "mandatory"; //$NON-NLS-1$ public void applyConstraint( Object value ) { if (value ==null) { isValid = false; }else{ String string = value.toString(); if(string.length()>0){ isValid = true; }else{ isValid = false; } } } public boolean isValid() { return isValid; } public String getDescription() { return description; } }