/interpreter/tags/at_build150307/src/edu/vub/at/objects/natives/NATException.java
Java | 78 lines | 34 code | 9 blank | 35 comment | 2 complexity | 0fe7bdc631d8dc3cdf3423e06bf9305f MD5 | raw file
1/** 2 * AmbientTalk/2 Project 3 * NATException.java created on Oct 13, 2006 at 1:46:47 PM 4 * (c) Programming Technology Lab, 2006 - 2007 5 * Authors: Tom Van Cutsem & Stijn Mostinckx 6 * 7 * Permission is hereby granted, free of charge, to any person 8 * obtaining a copy of this software and associated documentation 9 * files (the "Software"), to deal in the Software without 10 * restriction, including without limitation the rights to use, 11 * copy, modify, merge, publish, distribute, sublicense, and/or 12 * sell copies of the Software, and to permit persons to whom the 13 * Software is furnished to do so, subject to the following 14 * conditions: 15 * 16 * The above copyright notice and this permission notice shall be 17 * included in all copies or substantial portions of the Software. 18 * 19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 20 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 21 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 22 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 23 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 24 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 25 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 26 * OTHER DEALINGS IN THE SOFTWARE. 27 */ 28package edu.vub.at.objects.natives; 29 30import edu.vub.at.exceptions.InterpreterException; 31import edu.vub.at.exceptions.XTypeMismatch; 32import edu.vub.at.objects.ATBoolean; 33import edu.vub.at.objects.ATObject; 34import edu.vub.at.objects.ATTable; 35import edu.vub.at.objects.mirrors.Reflection; 36 37/** 38 * Instances of the class NATException provide a AmbientTalk representation for the 39 * default instances of all InterpreterExceptions. They allow catching exceptions 40 * thrown by the interpreter in AmbientTalk, as well as raising them for within 41 * custom code. 42 * 43 * @author smostinc 44 */ 45public class NATException extends NATByCopy { 46 47 private final InterpreterException wrappedException_; 48 49 public NATException(InterpreterException wrappedException) { 50 wrappedException_ = wrappedException; 51 } 52 53 public NATException asNativeException() throws XTypeMismatch { 54 return this; 55 } 56 57 public InterpreterException getWrappedException() { 58 return wrappedException_; 59 } 60 61 public ATObject meta_newInstance(ATTable initargs) throws InterpreterException { 62 return Reflection.upExceptionCreation(wrappedException_, initargs); 63 } 64 65 public ATBoolean meta_isRelatedTo(ATObject object) throws InterpreterException { 66 if(object instanceof NATException) { 67 return NATBoolean.atValue( 68 wrappedException_.getClass().isAssignableFrom( 69 object.asNativeException().wrappedException_.getClass())); 70 } else { 71 return NATBoolean._FALSE_; 72 } 73 } 74 75 public ATTable meta_getStripes() throws InterpreterException { 76 return NATTable.of(wrappedException_.getStripeType()); 77 } 78}