001// *************************************************************************************************************************** 002// * Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file * 003// * distributed with this work for additional information regarding copyright ownership. The ASF licenses this file * 004// * to you under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance * 005// * with the License. You may obtain a copy of the License at * 006// * * 007// * http://www.apache.org/licenses/LICENSE-2.0 * 008// * * 009// * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an * 010// * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the * 011// * specific language governing permissions and limitations under the License. * 012// *************************************************************************************************************************** 013package org.apache.juneau; 014 015import static org.apache.juneau.internal.StringUtils.*; 016 017import java.text.*; 018 019import org.apache.juneau.internal.*; 020 021/** 022 * Subclass of runtime exceptions that take in a message and zero or more arguments. 023 */ 024public class BasicRuntimeException extends RuntimeException { 025 026 private static final long serialVersionUID = 1L; 027 028 /** 029 * Constructor. 030 * 031 * @param message The {@link MessageFormat}-style message. 032 * @param args Optional {@link MessageFormat}-style arguments. 033 */ 034 public BasicRuntimeException(String message, Object...args) { 035 super(format(message, args)); 036 } 037 038 /** 039 * Constructor. 040 * 041 * @param cause The cause of this exception. 042 * @param message The {@link MessageFormat}-style message. 043 * @param args Optional {@link MessageFormat}-style arguments. 044 */ 045 public BasicRuntimeException(Throwable cause, String message, Object...args) { 046 this(getMessage(cause, message, null), args); 047 initCause(cause); 048 } 049 050 /** 051 * Finds the message. 052 * 053 * @param cause The cause. 054 * @param msg The message. 055 * @param def The default value if both above are <jk>null</jk>. 056 * @return The resolved message. 057 */ 058 protected static final String getMessage(Throwable cause, String msg, String def) { 059 if (msg != null) 060 return msg; 061 if (cause != null) 062 return cause.getMessage(); 063 return def; 064 } 065 066 /** 067 * Same as {@link #getCause()} but searches the throwable chain for an exception of the specified type. 068 * 069 * @param c The throwable type to search for. 070 * @param <T> The throwable type to search for. 071 * @return The exception, or <jk>null</jk> if not found. 072 */ 073 public <T extends Throwable> T getCause(Class<T> c) { 074 return ThrowableUtils.getCause(c, this); 075 } 076 077 // <FluentSetters> 078 079 // </FluentSetters> 080}