001    /**
002     * Copyright 2005-2011 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.DataObjectEntry;
019    import org.kuali.rice.krad.datadictionary.validation.capability.Constrainable;
020    import org.kuali.rice.krad.datadictionary.validation.constraint.MustOccurConstraint;
021    import org.kuali.rice.krad.datadictionary.validation.constraint.resolver.ConstraintResolver;
022    import org.kuali.rice.krad.datadictionary.validation.constraint.resolver.MustOccurConstraintsResolver;
023    
024    import java.util.HashMap;
025    
026    /**
027     * An object that looks up constraints for an object dictionary entry by constraint type. This can either by instantiated by dependency
028     * injection, in which case a map of class names to constraint resolvers can be injected, or the default map can be constructed by
029     * calling the init() method immediately after instantiation. 
030     * 
031     * @author Kuali Rice Team (rice.collab@kuali.org)
032     */
033    public class DataObjectEntryConstraintProvider extends BaseConstraintProvider<DataObjectEntry> {
034    
035    
036            @Override
037            public void init() {
038                    resolverMap = new HashMap<String, ConstraintResolver<DataObjectEntry>>();
039                    resolverMap.put(MustOccurConstraint.class.getName(), new MustOccurConstraintsResolver<DataObjectEntry>());
040            }
041            
042            /**
043             * @see org.kuali.rice.krad.datadictionary.validation.constraint.provider.ConstraintProvider#isSupported(org.kuali.rice.krad.datadictionary.validation.capability.Constrainable)
044             */
045            @Override
046            public boolean isSupported(Constrainable definition) {
047                    
048                    if (definition instanceof DataObjectEntry)
049                            return true;
050                    
051                    return false;
052            }
053    
054    }