001/**
002 * Copyright 2005-2016 The Kuali Foundation
003 *
004 * Licensed under the Educational Community License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.opensource.org/licenses/ecl2.php
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.kuali.rice.krad.datadictionary.validation.constraint;
017
018import org.apache.commons.lang.StringUtils;
019import org.kuali.rice.krad.uif.UifConstants;
020
021import javax.xml.bind.annotation.XmlAccessType;
022import javax.xml.bind.annotation.XmlAccessorType;
023import javax.xml.bind.annotation.XmlElement;
024import java.util.ArrayList;
025import java.util.List;
026
027/**
028 * Prerequisite constraints require that some other attribute be non-empty in order for the constraint to be valid. 
029 * So, a 7-digit US phone number might have a prerequisite of an area code, or an address street2 might have a prerequisite
030 * that street1 is non-empty. 
031 * 
032 * @author Kuali Rice Team (rice.collab@kuali.org)
033 * @since 1.1
034 */
035@XmlAccessorType(XmlAccessType.FIELD)
036public class PrerequisiteConstraint extends BaseConstraint {
037        @XmlElement
038    protected String propertyName;
039
040        public String getPropertyName() {
041                return propertyName;
042        }
043
044        public void setPropertyName(String propertyName) {
045                this.propertyName = propertyName;
046        }
047
048    @Override
049    public String getLabelKey(){
050        if(StringUtils.isBlank(this.labelKey)){
051            return UifConstants.Messages.VALIDATION_MSG_KEY_PREFIX + "prerequisiteFallback";
052        }
053        else{
054            return super.getLabelKey();
055        }
056    }
057
058    @Override
059    /**
060     * @see BaseConstraint#getValidationMessageParams()
061     * @return the validation message list if defined. If not defined,  return  the property name
062     */
063    public List<String> getValidationMessageParams() {
064        if(super.getValidationMessageParams() == null) {
065            ArrayList<String> params = new ArrayList<String>(1);
066            params.add(getPropertyName());
067            return params;
068        } else {
069            return super.getValidationMessageParams();
070        }
071    }
072}