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| 1 | +/* | |
| 2 | + * Copyright (c) 1995, 2011, 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.lang; | |
| 27 | + | |
| 28 | +/** | |
| 29 | + * {@code RuntimeException} is the superclass of those | |
| 30 | + * exceptions that can be thrown during the normal operation of the | |
| 31 | + * Java Virtual Machine. | |
| 32 | + * | |
| 33 | + * <p>{@code RuntimeException} and its subclasses are <em>unchecked | |
| 34 | + * exceptions</em>. Unchecked exceptions do <em>not</em> need to be | |
| 35 | + * declared in a method or constructor's {@code throws} clause if they | |
| 36 | + * can be thrown by the execution of the method or constructor and | |
| 37 | + * propagate outside the method or constructor boundary. | |
| 38 | + * | |
| 39 | + * @author Frank Yellin | |
| 40 | + * @jls 11.2 Compile-Time Checking of Exceptions | |
| 41 | + * @since JDK1.0 | |
| 42 | + */ | |
| 43 | +public class RuntimeException extends Exception { | |
| 44 | + static final long serialVersionUID = -7034897190745766939L; | |
| 45 | + | |
| 46 | + /** Constructs a new runtime exception with {@code null} as its | |
| 47 | + * detail message. The cause is not initialized, and may subsequently be | |
| 48 | + * initialized by a call to {@link #initCause}. | |
| 49 | + */ | |
| 50 | + public RuntimeException() { | |
| 51 | + super(); | |
| 52 | + } | |
| 53 | + | |
| 54 | + /** Constructs a new runtime exception with the specified detail message. | |
| 55 | + * The cause is not initialized, and may subsequently be initialized by a | |
| 56 | + * call to {@link #initCause}. | |
| 57 | + * | |
| 58 | + * @param message the detail message. The detail message is saved for | |
| 59 | + * later retrieval by the {@link #getMessage()} method. | |
| 60 | + */ | |
| 61 | + public RuntimeException(String message) { | |
| 62 | + super(message); | |
| 63 | + } | |
| 64 | + | |
| 65 | + /** | |
| 66 | + * Constructs a new runtime exception with the specified detail message and | |
| 67 | + * cause. <p>Note that the detail message associated with | |
| 68 | + * {@code cause} is <i>not</i> automatically incorporated in | |
| 69 | + * this runtime exception's detail message. | |
| 70 | + * | |
| 71 | + * @param message the detail message (which is saved for later retrieval | |
| 72 | + * by the {@link #getMessage()} method). | |
| 73 | + * @param cause the cause (which is saved for later retrieval by the | |
| 74 | + * {@link #getCause()} method). (A <tt>null</tt> value is | |
| 75 | + * permitted, and indicates that the cause is nonexistent or | |
| 76 | + * unknown.) | |
| 77 | + * @since 1.4 | |
| 78 | + */ | |
| 79 | + public RuntimeException(String message, Throwable cause) { | |
| 80 | + super(message, cause); | |
| 81 | + } | |
| 82 | + | |
| 83 | + /** Constructs a new runtime exception with the specified cause and a | |
| 84 | + * detail message of <tt>(cause==null ? null : cause.toString())</tt> | |
| 85 | + * (which typically contains the class and detail message of | |
| 86 | + * <tt>cause</tt>). This constructor is useful for runtime exceptions | |
| 87 | + * that are little more than wrappers for other throwables. | |
| 88 | + * | |
| 89 | + * @param cause the cause (which is saved for later retrieval by the | |
| 90 | + * {@link #getCause()} method). (A <tt>null</tt> value is | |
| 91 | + * permitted, and indicates that the cause is nonexistent or | |
| 92 | + * unknown.) | |
| 93 | + * @since 1.4 | |
| 94 | + */ | |
| 95 | + public RuntimeException(Throwable cause) { | |
| 96 | + super(cause); | |
| 97 | + } | |
| 98 | + | |
| 99 | + /** | |
| 100 | + * Constructs a new runtime exception with the specified detail | |
| 101 | + * message, cause, suppression enabled or disabled, and writable | |
| 102 | + * stack trace enabled or disabled. | |
| 103 | + * | |
| 104 | + * @param message the detail message. | |
| 105 | + * @param cause the cause. (A {@code null} value is permitted, | |
| 106 | + * and indicates that the cause is nonexistent or unknown.) | |
| 107 | + * @param enableSuppression whether or not suppression is enabled | |
| 108 | + * or disabled | |
| 109 | + * @param writableStackTrace whether or not the stack trace should | |
| 110 | + * be writable | |
| 111 | + * | |
| 112 | + * @since 1.7 | |
| 113 | + */ | |
| 114 | + protected RuntimeException(String message, Throwable cause, | |
| 115 | + boolean enableSuppression, | |
| 116 | + boolean writableStackTrace) { | |
| 117 | + super(message, cause, enableSuppression, writableStackTrace); | |
| 118 | + } | |
| 119 | +} | |