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| | |
| | | /* |
| | | * Copyright (c) 2018-2028, DreamLu All rights reserved. |
| | | * |
| | | * Redistribution and use in source and binary forms, with or without |
| | | * modification, are permitted provided that the following conditions are met: |
| | | * |
| | | * Redistributions of source code must retain the above copyright notice, |
| | | * this list of conditions and the following disclaimer. |
| | | * Redistributions in binary form must reproduce the above copyright |
| | | * notice, this list of conditions and the following disclaimer in the |
| | | * documentation and/or other materials provided with the distribution. |
| | | * Neither the name of the dreamlu.net developer nor the names of its |
| | | * contributors may be used to endorse or promote products derived from |
| | | * this software without specific prior written permission. |
| | | * Author: DreamLu 墿¥æ¢¦ (596392912@qq.com) |
| | | */ |
| | | |
| | | package org.springblade.core.tool.utils; |
| | | |
| | | import org.springblade.core.tool.support.FastStringWriter; |
| | | |
| | | import java.io.PrintWriter; |
| | | import java.lang.reflect.InvocationTargetException; |
| | | import java.lang.reflect.UndeclaredThrowableException; |
| | | |
| | | /** |
| | | * å¼å¸¸å¤çå·¥å
·ç±» |
| | | * |
| | | * @author L.cm |
| | | */ |
| | | public class Exceptions { |
| | | |
| | | /** |
| | | * å°CheckedException转æ¢ä¸ºUncheckedException. |
| | | * |
| | | * @param e Throwable |
| | | * @return {RuntimeException} |
| | | */ |
| | | public static RuntimeException unchecked(Throwable e) { |
| | | if (e instanceof Error) { |
| | | throw (Error) e; |
| | | } else if (e instanceof IllegalAccessException || |
| | | e instanceof IllegalArgumentException || |
| | | e instanceof NoSuchMethodException) { |
| | | return new IllegalArgumentException(e); |
| | | } else if (e instanceof InvocationTargetException) { |
| | | return new RuntimeException(((InvocationTargetException) e).getTargetException()); |
| | | } else if (e instanceof RuntimeException) { |
| | | return (RuntimeException) e; |
| | | } else if (e instanceof InterruptedException) { |
| | | Thread.currentThread().interrupt(); |
| | | } |
| | | return Exceptions.runtime(e); |
| | | } |
| | | |
| | | /** |
| | | * ä¸éç¨ RuntimeException å
è£
ï¼ç´æ¥æåºï¼ä½¿å¼å¸¸æ´å ç²¾å |
| | | * |
| | | * @param throwable Throwable |
| | | * @param <T> æ³åæ è®° |
| | | * @return Throwable |
| | | * @throws T æ³å |
| | | */ |
| | | @SuppressWarnings("unchecked") |
| | | private static <T extends Throwable> T runtime(Throwable throwable) throws T { |
| | | throw (T) throwable; |
| | | } |
| | | |
| | | /** |
| | | * 代çå¼å¸¸è§£å
|
| | | * |
| | | * @param wrapped å
è£
è¿å¾å¼å¸¸ |
| | | * @return è§£å
åçå¼å¸¸ |
| | | */ |
| | | public static Throwable unwrap(Throwable wrapped) { |
| | | Throwable unwrapped = wrapped; |
| | | while (true) { |
| | | if (unwrapped instanceof InvocationTargetException) { |
| | | unwrapped = ((InvocationTargetException) unwrapped).getTargetException(); |
| | | } else if (unwrapped instanceof UndeclaredThrowableException) { |
| | | unwrapped = ((UndeclaredThrowableException) unwrapped).getUndeclaredThrowable(); |
| | | } else { |
| | | return unwrapped; |
| | | } |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * å°ErrorStack转å为String. |
| | | * |
| | | * @param ex Throwable |
| | | * @return {String} |
| | | */ |
| | | public static String getStackTraceAsString(Throwable ex) { |
| | | FastStringWriter stringWriter = new FastStringWriter(); |
| | | ex.printStackTrace(new PrintWriter(stringWriter)); |
| | | return stringWriter.toString(); |
| | | } |
| | | } |