001/* 002 * (C) Copyright 2006-2008 Nuxeo SAS (http://nuxeo.com/) and contributors. 003 * 004 * All rights reserved. This program and the accompanying materials 005 * are made available under the terms of the GNU Lesser General Public License 006 * (LGPL) version 2.1 which accompanies this distribution, and is available at 007 * http://www.gnu.org/licenses/lgpl.html 008 * 009 * This library is distributed in the hope that it will be useful, 010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 012 * Lesser General Public License for more details. 013 * 014 * Contributors: 015 * bstefanescu 016 */ 017package org.nuxeo.ecm.webengine.forms.validation; 018 019/** 020 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a> 021 */ 022public class RangeValidator implements FieldValidator { 023 024 protected boolean negate; 025 026 protected double min = Double.MIN_VALUE; 027 028 protected double max = Double.MAX_VALUE; 029 030 public RangeValidator(double min, double max, boolean negate) { 031 this.min = min; 032 this.max = max; 033 this.negate = negate; 034 } 035 036 public boolean validateNumber(Number value) { 037 double d = value.doubleValue(); 038 boolean result = d > min && d < max; 039 return negate ? !result : result; 040 } 041 042 public void validate(String value, Object decoded) throws ValidationException { 043 if (!validateNumber((Number) decoded)) { 044 throw new ValidationException(); 045 } 046 } 047 048}