1 /*

     2  * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.

     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

     6  * under the terms of the GNU General Public License version 2 only, as

     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.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    25 

    26 package java.util;

    27 

    28 /**

    29  * Unchecked exception thrown when the argument corresponding to the format

    30  * specifier is of an incompatible type.

    31  *

    32  * <p> Unless otherwise specified, passing a <tt>null</tt> argument to any

    33  * method or constructor in this class will cause a {@link

    34  * NullPointerException} to be thrown.

    35  *

    36  * @since 1.5

    37  */

    38 public class IllegalFormatConversionException extends IllegalFormatException {

    39 

    40     private static final long serialVersionUID = 17000126L;

    41 

    42     private char c;

    43     private Class<?> arg;

    44 

    45     /**

    46      * Constructs an instance of this class with the mismatched conversion and

    47      * the corresponding argument class.

    48      *

    49      * @param  c

    50      *         Inapplicable conversion

    51      *

    52      * @param  arg

    53      *         Class of the mismatched argument

    54      */

    55     public IllegalFormatConversionException(char c, Class<?> arg) {

    56         if (arg == null)

    57             throw new NullPointerException();

    58         this.c = c;

    59         this.arg = arg;

    60     }

    61 

    62     /**

    63      * Returns the inapplicable conversion.

    64      *

    65      * @return  The inapplicable conversion

    66      */

    67     public char getConversion() {

    68         return c;

    69     }

    70 

    71     /**

    72      * Returns the class of the mismatched argument.

    73      *

    74      * @return   The class of the mismatched argument

    75      */

    76     public Class<?> getArgumentClass() {

    77         return arg;

    78     }

    79 

    80     // javadoc inherited from Throwable.java

    81     public String getMessage() {

    82         return String.format("%c != %s", c, arg.getName());

    83     }

    84 }