/* * Copyright 2000-2004 The Apache Software Foundation * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * */ package org.apache.bcel.verifier.exc; /** * Instances of this class are thrown by BCEL's class file verifier "JustIce" when * a class file to verify does not pass the verification pass 3 because of a violation * of a constraint that is usually only verified at run-time (pass 4). * The Java Virtual Machine Specification, 2nd edition, states that certain constraints * are usually verified at run-time for performance reasons (the verification of those * constraints requires loading in and recursively verifying referenced classes) that * conceptually belong to pass 3; to be precise, that conceptually belong to the * data flow analysis of pass 3 (called pass 3b in JustIce). * These are the checks necessary for resolution: Compare pages 142-143 ("4.9.1 The * Verification Process") and pages 50-51 ("2.17.3 Linking: Verification, Preparation, * and Resolution") of the above mentioned book. * <B>TODO: At this time, this class is not used in JustIce.</B> * * @version $Id: LinkingConstraintException.java 371539 2006-01-23 14:08:00Z tcurdt $ * @author Enver Haase */ public class LinkingConstraintException extends StructuralCodeConstraintException{ }