1 /*
2 * Copyright (c) 2004-2010 QOS.ch All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22 package org.slf4j.helpers;
23
24 /**
25 * Holds the results of formatting done by {@link MessageFormatter}.
26 *
27 * @author Joern Huxhorn
28 */
29 public class FormattingTuple {
30
31
32 static public FormattingTuple NULL = new FormattingTuple(null);
33
34 private String message;
35 private Throwable throwable;
36 private Object[] argArray;
37
38 public FormattingTuple(String message) {
39 this(message, null, null);
40 }
41
42 public FormattingTuple(String message, Object[] argArray, Throwable throwable) {
43 this.message = message;
44 this.throwable = throwable;
45 if(throwable == null) {
46 this.argArray = argArray;
47 } else {
48 this.argArray = trimmedCopy(argArray);
49 }
50 }
51
52 static Object[] trimmedCopy(Object[] argArray) {
53 if(argArray == null || argArray.length == 0) {
54 throw new IllegalStateException("non-sensical empty or null argument array");
55 }
56 final int trimemdLen = argArray.length -1;
57 Object[] trimmed = new Object[trimemdLen];
58 System.arraycopy(argArray, 0, trimmed, 0, trimemdLen);
59 return trimmed;
60 }
61
62 public String getMessage() {
63 return message;
64 }
65
66 public Object[] getArgArray() {
67 return argArray;
68 }
69
70 public Throwable getThrowable() {
71 return throwable;
72 }
73
74 }