1 /* 2 * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package com.sun.xml.internal.bind.v2.runtime.unmarshaller; 27 28 29 30 /** 31 * {@link Loader} implementation that discards the whole sub-tree. 32 * 33 * Mostly used for recovering fom errors. 34 * 35 * @author 36 * Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com) 37 */ 38 public final class Discarder extends Loader { 39 public static final Loader INSTANCE = new Discarder(); 40 41 private Discarder() { 42 super(false); 43 } 44 45 @Override 46 public void childElement(UnmarshallingContext.State state, TagName ea) { 47 state.setTarget(null); 48 // registering this allows the discarder to process the whole subtree. 49 state.setLoader(this); 50 } 51 }