Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
Utils |
|
| 3.0;3 |
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.commons.codec.net; | |
19 | ||
20 | import org.apache.commons.codec.DecoderException; | |
21 | ||
22 | /** | |
23 | * Utility methods for this package. | |
24 | * | |
25 | * <p>This class is immutable and thread-safe.</p> | |
26 | * | |
27 | * @version $Id$ | |
28 | * @since 1.4 | |
29 | */ | |
30 | 1 | class Utils { |
31 | ||
32 | /** | |
33 | * Returns the numeric value of the character <code>b</code> in radix 16. | |
34 | * | |
35 | * @param b | |
36 | * The byte to be converted. | |
37 | * @return The numeric value represented by the character in radix 16. | |
38 | * | |
39 | * @throws DecoderException | |
40 | * Thrown when the byte is not valid per {@link Character#digit(char,int)} | |
41 | */ | |
42 | static int digit16(byte b) throws DecoderException { | |
43 | 258 | int i = Character.digit((char) b, 16); |
44 | 258 | if (i == -1) { |
45 | 3 | throw new DecoderException("Invalid URL encoding: not a valid digit (radix " + URLCodec.RADIX + "): " + b); |
46 | } | |
47 | 255 | return i; |
48 | } | |
49 | ||
50 | } |