/**
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2005 Sun Microsystems Inc. All Rights Reserved
*
* The contents of this file are subject to the terms
* of the Common Development and Distribution License
* (the License). You may not use this file except in
* compliance with the License.
*
* You can obtain a copy of the License at
* https://opensso.dev.java.net/public/CDDLv1.0.html or
* opensso/legal/CDDLv1.0.txt
* See the License for the specific language governing
* permission and limitations under the License.
*
* When distributing Covered Code, include this CDDL
* Header Notice in each file and include the License file
* at opensso/legal/CDDLv1.0.txt.
* If applicable, add the following below the CDDL Header,
* with the fields enclosed by brackets [] replaced by
* your own identifying information:
* "Portions Copyrighted [year] [name of copyright owner]"
*
* $Id: RequiredValueValidator.java,v 1.2 2008/06/25 05:44:04 qcheng Exp $
*
*/
package com.sun.identity.sm;
import java.util.Iterator;
import java.util.Set;
/**
* This validator checks if Set is empty or not.
*/
public class RequiredValueValidator implements ServiceAttributeValidator {
public RequiredValueValidator() {
}
/**
* Returns true if values is not empty and does not contain empty string.
*
* @param values
* the set of values to be validated
* @return true if values is not empty and does not contain empty string.
*/
public boolean validate(Set values) {
boolean valid = (values.size() > 0);
if (valid) {
valid = false;
for (Iterator i = values.iterator(); (i.hasNext() && !valid);) {
String str = (String) i.next();
/*
* 20050502 Dennis Seah Note: valid even if str is " "
*/
valid = (str != null) && (str.length() > 0);
}
}
return valid;
}
}