1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to you under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 package org.apache.shale.tiger.managed.config;
19
20 /***
21 * <p>Marker interface for a configuration bean that supports a
22 * <code>nullValue</code> property.</p>
23 */
24 public interface NullValueHolder {
25
26 /***
27 * <p>Return the null value flag for this instance.</p>
28 */
29 public boolean isNullValue();
30
31 /***
32 * <p>Set the null value flag for this instance.</p>
33 *
34 * @param nullValue The new null value flag
35 */
36 public void setNullValue(boolean nullValue);
37
38 }