/*
* 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;
}
}