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1   /**
2    * Copyright 2005-2011 The Kuali Foundation
3    *
4    * Licensed under the Educational Community License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    * http://www.opensource.org/licenses/ecl2.php
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package org.kuali.rice.krad.datadictionary.validation.constraint.provider;
17  
18  import org.kuali.rice.krad.datadictionary.CollectionDefinition;
19  import org.kuali.rice.krad.datadictionary.validation.capability.Constrainable;
20  import org.kuali.rice.krad.datadictionary.validation.constraint.CollectionSizeConstraint;
21  import org.kuali.rice.krad.datadictionary.validation.constraint.ExistenceConstraint;
22  import org.kuali.rice.krad.datadictionary.validation.constraint.resolver.ConstraintResolver;
23  import org.kuali.rice.krad.datadictionary.validation.constraint.resolver.DefinitionConstraintResolver;
24  
25  import java.util.HashMap;
26  
27  /**
28   * An object that looks up constraints for attribute definitions by constraint type. This can either by instantiated by dependency
29   * injection, in which case a map of class names to constraint resolvers can be injected, or the default map can be constructed by
30   * calling the init() method immediately after instantiation. 
31   * 
32   * @author Kuali Rice Team (rice.collab@kuali.org)
33   */
34  public class CollectionDefinitionConstraintProvider extends BaseConstraintProvider<CollectionDefinition> {
35  
36  	@Override
37  	public void init() {
38  		resolverMap = new HashMap<String, ConstraintResolver<CollectionDefinition>>();
39  		resolverMap.put(ExistenceConstraint.class.getName(), new DefinitionConstraintResolver<CollectionDefinition>());
40  		resolverMap.put(CollectionSizeConstraint.class.getName(), new DefinitionConstraintResolver<CollectionDefinition>());		
41  	}
42  
43  	/**
44  	 * @see org.kuali.rice.krad.datadictionary.validation.constraint.provider.ConstraintProvider#isSupported(org.kuali.rice.krad.datadictionary.validation.capability.Constrainable)
45  	 */
46  	@Override
47  	public boolean isSupported(Constrainable definition) {
48  		
49  		if (definition instanceof CollectionDefinition)
50  			return true;
51  		
52  		return false;
53  	}
54  
55  }