1 /* 2 * Copyright (c) 2005, 2010, 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 * Copyright (C) 2004-2011 27 * 28 * Permission is hereby granted, free of charge, to any person obtaining a copy 29 * of this software and associated documentation files (the "Software"), to deal 30 * in the Software without restriction, including without limitation the rights 31 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 32 * copies of the Software, and to permit persons to whom the Software is 33 * furnished to do so, subject to the following conditions: 34 * 35 * The above copyright notice and this permission notice shall be included in 36 * all copies or substantial portions of the Software. 37 * 38 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 39 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 40 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 41 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 42 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 43 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 44 * THE SOFTWARE. 45 */ 46 package com.sun.xml.internal.rngom.binary; 47 48 import com.sun.xml.internal.rngom.binary.visitor.PatternFunction; 49 import com.sun.xml.internal.rngom.binary.visitor.PatternVisitor; 50 import org.xml.sax.SAXException; 51 52 public class OneOrMorePattern extends Pattern { 53 Pattern p; 54 55 OneOrMorePattern(Pattern p) { 56 super(p.isNullable(), 57 p.getContentType(), 58 combineHashCode(ONE_OR_MORE_HASH_CODE, p.hashCode())); 59 this.p = p; 60 } 61 62 @Override 63 Pattern expand(SchemaPatternBuilder b) { 64 Pattern ep = p.expand(b); 65 if (ep != p) 66 return b.makeOneOrMore(ep); 67 else 68 return this; 69 } 70 71 @Override 72 void checkRecursion(int depth) throws SAXException { 73 p.checkRecursion(depth); 74 } 75 76 @Override 77 void checkRestrictions(int context, DuplicateAttributeDetector dad, Alphabet alpha) 78 throws RestrictionViolationException { 79 switch (context) { 80 case START_CONTEXT: 81 throw new RestrictionViolationException("start_contains_one_or_more"); 82 case DATA_EXCEPT_CONTEXT: 83 throw new RestrictionViolationException("data_except_contains_one_or_more"); 84 } 85 86 p.checkRestrictions(context == ELEMENT_CONTEXT 87 ? ELEMENT_REPEAT_CONTEXT 88 : context, 89 dad, 90 alpha); 91 if (context != LIST_CONTEXT 92 && !contentTypeGroupable(p.getContentType(), p.getContentType())) 93 throw new RestrictionViolationException("one_or_more_string"); 94 } 95 96 boolean samePattern(Pattern other) { 97 return (other instanceof OneOrMorePattern 98 && p == ((OneOrMorePattern)other).p); 99 } 100 101 public void accept(PatternVisitor visitor) { 102 visitor.visitOneOrMore(p); 103 } 104 105 public Object apply(PatternFunction f) { 106 return f.caseOneOrMore(this); 107 } 108 109 Pattern getOperand() { 110 return p; 111 } 112 }