01: /*
02: * Copyright 2007 The Kuali Foundation.
03: *
04: * Licensed under the Educational Community License, Version 1.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.opensource.org/licenses/ecl1.php
09: *
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.module.cg.bo;
17:
18: /**
19: * Interface for BO instances that may be designated as "primary", e.g., within a collection.
20: */
21: public interface Primaryable {
22:
23: /**
24: * @return whether this BO instance is the primary one within a collection. This is normally exclusive of any other BOs in the
25: * same collection.
26: */
27: public boolean isPrimary();
28: }
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