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1   /**
2    * Copyright 2012 The Kuali Foundation Licensed under the
3    * Educational Community License, Version 2.0 (the "License"); you may
4    * not use this file except in compliance with the License. You may
5    * obtain a copy of the License at
6    *
7    * http://www.osedu.org/licenses/ECL-2.0
8    *
9    * Unless required by applicable law or agreed to in writing,
10   * software distributed under the License is distributed on an "AS IS"
11   * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
12   * or implied. See the License for the specific language governing
13   * permissions and limitations under the License.
14   *
15   * Created by Mezba Mahtab on 7/12/12
16   */
17  package org.kuali.student.r2.common.model;
18  
19  /**
20   * This class represents some common utilities that can be performed on JPA entities.
21   *
22   * @author Kuali Student Team
23   */
24  public class ModelUtilities {
25  
26      /**
27       * Converts a one-char Y/N String to Boolean.
28       */
29      private static Boolean toBoolean(String flag) throws IllegalArgumentException {
30          if ("Y".equals(flag)) { return true; }
31          if ("N".equals(flag)) { return false; }
32          throw new IllegalArgumentException("Flag should be Y/N");
33      }
34  
35      /**
36       * Converts a boolean to Y/N String.
37       */
38      private static String toYNString (Boolean flag) {
39          if (flag) return "Y";
40          return "N";
41      }
42  }