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1   /**
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    *  to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    *  with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.creadur.whisker.model;
20  
21  /**
22   * Verifies that no copyright notices are present.
23   */
24  public class NoCopyrightNoticeVerifier extends Visitor {
25      /**
26       * Set to true when a  {@link WithLicense} with
27       * a copyright notice set is visited.
28       */
29      private boolean isCopyrightNoticePresent = false;
30  
31      /**
32       * Visits a license to determine whether a copyright notice
33       * has been set.
34       * @param license not null
35       */
36      @Override
37      public void visit(WithLicense license) {
38          super.visit(license);
39          if (license.hasCopyrightNotice()) {
40              isCopyrightNoticePresent = true;
41          }
42      }
43  
44      /**
45       * Has any {@link WithLicense} been visited
46       * with a copyright notice set?
47       * @return true when this verifier has visited a {@link WithLicense}
48       * with a copyright notice set,
49       * false otherwise
50       */
51      public boolean isCopyrightNoticePresent() {
52          return isCopyrightNoticePresent;
53      }
54  }