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