/**
* License Agreement.
*
* JBoss RichFaces - Ajax4jsf Component Library
*
* Copyright (C) 2007 Exadel, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1 as published by the Free Software Foundation.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package org.richfaces.component;
import javax.faces.application.FacesMessage;
import javax.faces.component.UIInput;
import javax.faces.context.FacesContext;
import org.richfaces.component.util.MessageUtil;
/**
* @author Nick - mailto:nbelaevski@exadel.com created 20.02.2007
*/
public abstract class UIRangedNumberInput extends UIInput {
public abstract String getMaxValue();
public abstract void setMaxValue(String value);
public abstract String getMinValue();
public abstract void setMinValue(String value);
public abstract boolean isDisabled();
public abstract void setDisabled(boolean disabled);
@Override
public void decode(FacesContext arg0) {
if (this.isDisabled()) {
return;
}
super.decode(arg0);
}
@Override
protected void validateValue(FacesContext context, Object newValue) {
if (isValid() && !isEmpty(newValue)) {
String label = MessageUtil.getLabel(context, this).toString();
Double minValue = null;
Double maxValue = null;
Double value = null;
try {
minValue = convert(getMinValue());
maxValue = convert(getMaxValue());
// convert value and check if it is in range
value = convert(newValue);
} catch (Exception e) {
setValid(false);
FacesMessage mess = new FacesMessage(label + ": " + e.getLocalizedMessage());
mess.setSeverity(FacesMessage.SEVERITY_ERROR);
context.addMessage(this.getClientId(context), mess);
}
if (value != null) {
if ((null == minValue) || (null == maxValue)) {
setValid(false);
FacesMessage mess = new FacesMessage(label + ": conversation error, maxValue or minValue is null!");
mess.setSeverity(FacesMessage.SEVERITY_ERROR);
context.addMessage(this.getClientId(context), mess);
} else if (minValue.doubleValue() > value.doubleValue()) {
setValid(false);
FacesMessage mess = new FacesMessage(label + ": input value is less than minimal value!");
mess.setSeverity(FacesMessage.SEVERITY_ERROR);
context.addMessage(this.getClientId(context), mess);
} else if (maxValue.doubleValue() < value.doubleValue()) {
setValid(false);
FacesMessage mess = new FacesMessage(label + ": input value is more than maximum value!");
mess.setSeverity(FacesMessage.SEVERITY_ERROR);
context.addMessage(this.getClientId(context), mess);
}
} else {
setValid(false);
FacesMessage mess = new FacesMessage(label + ": input value can't be null!");
mess.setSeverity(FacesMessage.SEVERITY_ERROR);
context.addMessage(this.getClientId(context), mess);
}
}
super.validateValue(context, newValue);
}
private Double convert(Object object) {
if (object == null) {
return null;
}
return new Double(object.toString());
}
}