1/* Licensed to the Apache Software Foundation (ASF) under one or more
2 * contributor license agreements.  See the NOTICE file distributed with
3 * this work for additional information regarding copyright ownership.
4 * The ASF licenses this file to You under the Apache License, Version 2.0
5 * (the "License"); you may not use this file except in compliance with
6 * the License.  You may obtain a copy of the License at
7 *
8 *     http://www.apache.org/licenses/LICENSE-2.0
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
17package java.util;
18
19import java.io.Serializable;
20
21/**
22 * An {@code IllegalFormatFlagsException} will be thrown if the combination of
23 * the format flags is illegal.
24 *
25 * @see java.lang.RuntimeException
26 */
27public class IllegalFormatFlagsException extends IllegalFormatException
28        implements Serializable {
29    private static final long serialVersionUID = 790824L;
30
31    private String flags;
32
33    /**
34     * Constructs a new {@code IllegalFormatFlagsException} with the specified
35     * flags.
36     *
37     * @param f
38     *           the specified flags.
39     */
40    public IllegalFormatFlagsException(String f) {
41        if (null == f) {
42            throw new NullPointerException();
43        }
44        flags = f;
45    }
46
47    /**
48     * Returns the flags that are illegal.
49     *
50     * @return the flags that are illegal.
51     */
52    public String getFlags() {
53        return flags;
54    }
55
56    /**
57     * Returns the message string of the IllegalFormatFlagsException.
58     *
59     * @return the message string of the IllegalFormatFlagsException.
60     */
61    @Override
62    public String getMessage() {
63        StringBuilder buffer = new StringBuilder();
64        buffer.append("Flags = '");
65        buffer.append(flags);
66        buffer.append("'");
67        return buffer.toString();
68    }
69
70}
71