FloatNumberValidator.java
/*
* Copyright (C) 2003-2011 eXo Platform SAS.
*
* This program 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 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 org.exoplatform.wcm.webui.validator;
import org.exoplatform.webui.core.UIComponent;
import org.exoplatform.webui.form.UIForm;
import org.exoplatform.webui.form.UIFormInput;
import org.exoplatform.webui.form.validator.Validator;
import org.exoplatform.web.application.ApplicationMessage;
import org.exoplatform.webui.exception.MessageException;
import org.exoplatform.webui.application.WebuiRequestContext;
/**
* Created by The eXo Platform SAS
* Author : eXoPlatform
* exo@exoplatform.com
* Jul 27, 2011
*/
public class FloatNumberValidator implements Validator{
@SuppressWarnings("unchecked")
public void validate(UIFormInput uiInput) throws Exception {
if (uiInput.getValue()==null || ((String)uiInput.getValue()).length()==0) return;
WebuiRequestContext rc = WebuiRequestContext.getCurrentInstance();
UIComponent uiComponent = (UIComponent) uiInput ;
UIForm uiForm = uiComponent.getAncestorOfType(UIForm.class) ;
String label;
try{
label = uiForm.getLabel(uiInput.getName());
} catch(Exception e) {
label = uiInput.getName();
}
label = label.trim();
String s = (String)uiInput.getValue();
try {
Float.parseFloat(s);
} catch (NumberFormatException ex) {
Object[] args = {label};
throw new MessageException(new ApplicationMessage("FloatNumberValidator.msg.Invalid-number", args,
ApplicationMessage.WARNING));
}
}
}