1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 * 26 * ident "%Z%%M% %I% %E% SMI" 27 */ 28 package org.opensolaris.os.dtrace; 29 30 /** 31 * Wraps a java exception encountered in native code for the purpose of 32 * adding native source filename and line number, which are otherwise 33 * not included in the stack trace of the wrapped exception. 34 * 35 * @author Tom Erickson 36 */ 37 class NativeException extends RuntimeException { 38 static final long serialVersionUID = 4129171856987233185L; 39 40 /** @serial */ 41 private String fileName; 42 /** @serial */ 43 private int lineNumber; 44 45 public NativeException(String file, int line, Throwable cause)46 NativeException(String file, int line, Throwable cause) 47 { 48 super(cause); 49 fileName = file; 50 lineNumber = line; 51 } 52 53 public String getMessage()54 getMessage() 55 { 56 StringBuilder buf = new StringBuilder(); 57 buf.append(fileName); 58 buf.append(" line "); 59 buf.append(lineNumber); 60 Throwable cause = getCause(); 61 if (cause != null) { 62 String message = cause.getMessage(); 63 if (message != null) { 64 buf.append(" "); 65 buf.append(cause.getMessage()); 66 } 67 } 68 return buf.toString(); 69 } 70 } 71