001    /**
002     * Copyright 2005-2015 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     */
016    package org.kuali.rice.krad.datadictionary.validation.constraint.provider;
017    
018    import org.kuali.rice.krad.datadictionary.CollectionDefinition;
019    import org.kuali.rice.krad.datadictionary.validation.capability.Constrainable;
020    import org.kuali.rice.krad.datadictionary.validation.constraint.CollectionSizeConstraint;
021    import org.kuali.rice.krad.datadictionary.validation.constraint.ExistenceConstraint;
022    import org.kuali.rice.krad.datadictionary.validation.constraint.resolver.ConstraintResolver;
023    import org.kuali.rice.krad.datadictionary.validation.constraint.resolver.DefinitionConstraintResolver;
024    
025    import java.util.HashMap;
026    
027    /**
028     * An object that looks up constraints for attribute definitions by constraint type. This can either by instantiated by
029     * dependency
030     * injection, in which case a map of class names to constraint resolvers can be injected, or the default map can be
031     * constructed by
032     * calling the init() method immediately after instantiation.
033     *
034     * @author Kuali Rice Team (rice.collab@kuali.org)
035     */
036    public class CollectionDefinitionConstraintProvider extends BaseConstraintProvider<CollectionDefinition> {
037    
038        @Override
039        public void init() {
040            resolverMap = new HashMap<String, ConstraintResolver<CollectionDefinition>>();
041            resolverMap.put(ExistenceConstraint.class.getName(), new DefinitionConstraintResolver<CollectionDefinition>());
042            resolverMap.put(CollectionSizeConstraint.class.getName(),
043                    new DefinitionConstraintResolver<CollectionDefinition>());
044        }
045    
046        /**
047         * @see org.kuali.rice.krad.datadictionary.validation.constraint.provider.ConstraintProvider#isSupported(org.kuali.rice.krad.datadictionary.validation.capability.Constrainable)
048         */
049        @Override
050        public boolean isSupported(Constrainable definition) {
051    
052            if (definition instanceof CollectionDefinition) {
053                return true;
054            }
055    
056            return false;
057        }
058    
059    }