1 /*
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3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
5  * This code is free software; you can redistribute it and/or modify it
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7  * published by the Free Software Foundation.  Oracle designates this
8  * particular file as subject to the "Classpath" exception as provided
9  * by Oracle in the LICENSE file that accompanied this code.
10  *
11  * This code is distributed in the hope that it will be useful, but WITHOUT
12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14  * version 2 for more details (a copy is included in the LICENSE file that
15  * accompanied this code).
16  *
17  * You should have received a copy of the GNU General Public License version
18  * 2 along with this work; if not, write to the Free Software Foundation,
19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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24  */
25 
26 package java.lang;
27 
28 /**
29  * Thrown to indicate that the application has attempted to convert
30  * a string to one of the numeric types, but that the string does not
31  * have the appropriate format.
32  *
33  * @author  unascribed
34  * @see     java.lang.Integer#parseInt(String)
35  * @since   1.0
36  */
37 public
38 class NumberFormatException extends IllegalArgumentException {
39     static final long serialVersionUID = -2848938806368998894L;
40 
41     /**
42      * Constructs a <code>NumberFormatException</code> with no detail message.
43      */
NumberFormatException()44     public NumberFormatException () {
45         super();
46     }
47 
48     /**
49      * Constructs a <code>NumberFormatException</code> with the
50      * specified detail message.
51      *
52      * @param   s   the detail message.
53      */
NumberFormatException(String s)54     public NumberFormatException (String s) {
55         super (s);
56     }
57 
58     /**
59      * Factory method for making a {@code NumberFormatException}
60      * given the specified input which caused the error.
61      *
62      * @param   s   the input causing the error
63      */
forInputString(String s, int radix)64     static NumberFormatException forInputString(String s, int radix) {
65         return new NumberFormatException("For input string: \"" + s + "\"" +
66                                          (radix == 10 ?
67                                           "" :
68                                           " under radix " + radix));
69     }
70 
71     /**
72      * Factory method for making a {@code NumberFormatException}
73      * given the specified input which caused the error.
74      *
75      * @param   s   the input causing the error
76      * @param   beginIndex   the beginning index, inclusive.
77      * @param   endIndex     the ending index, exclusive.
78      * @param   errorIndex   the index of the first error in s
79      */
forCharSequence(CharSequence s, int beginIndex, int endIndex, int errorIndex)80     static NumberFormatException forCharSequence(CharSequence s,
81             int beginIndex, int endIndex, int errorIndex) {
82         return new NumberFormatException("Error at index "
83                 + (errorIndex - beginIndex) + " in: \""
84                 + s.subSequence(beginIndex, endIndex) + "\"");
85     }
86 }
87