com.codename1.ui.validation.GroupConstraint Maven / Gradle / Ivy
/*
* Copyright (c) 2012, Codename One and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Codename One designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Codename One through http://www.codenameone.com/ if you
* need additional information or have any questions.
*/
package com.codename1.ui.validation;
/**
* Groups several constraints as if they are one constraint
*
* @author Shai Almog
*/
public class GroupConstraint implements Constraint {
private Constraint[] group;
private String failMessage = null;
/**
* Create a new constraint group
* @param group the group
*/
public GroupConstraint(Constraint... group) {
this.group = group;
}
/**
* {@inheritDoc}
*/
@Override
public boolean isValid(Object value) {
for(Constraint c : group) {
if(!c.isValid(value)) {
failMessage = c.getDefaultFailMessage();
return false;
}
}
return true;
}
/**
* {@inheritDoc}
*/
@Override
public String getDefaultFailMessage() {
return failMessage;
}
}