| /* |
| * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| /* |
| * Copyright (C) 2004-2011 |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and associated documentation files (the "Software"), to deal |
| * in the Software without restriction, including without limitation the rights |
| * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| * copies of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in |
| * all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| * THE SOFTWARE. |
| */ |
| package com.sun.xml.internal.rngom.binary; |
| |
| import com.sun.xml.internal.rngom.binary.visitor.PatternFunction; |
| import com.sun.xml.internal.rngom.binary.visitor.PatternVisitor; |
| import com.sun.xml.internal.rngom.nc.NameClass; |
| import org.xml.sax.Locator; |
| import org.xml.sax.SAXException; |
| |
| public final class ElementPattern extends Pattern { |
| private Pattern p; |
| private NameClass origNameClass; |
| private NameClass nameClass; |
| private boolean expanded = false; |
| private boolean checkedRestrictions = false; |
| private Locator loc; |
| |
| ElementPattern(NameClass nameClass, Pattern p, Locator loc) { |
| super(false, |
| ELEMENT_CONTENT_TYPE, |
| combineHashCode(ELEMENT_HASH_CODE, |
| nameClass.hashCode(), |
| p.hashCode())); |
| this.nameClass = nameClass; |
| this.origNameClass = nameClass; |
| this.p = p; |
| this.loc = loc; |
| } |
| |
| @Override |
| void checkRestrictions(int context, DuplicateAttributeDetector dad, Alphabet alpha) |
| throws RestrictionViolationException { |
| if (alpha != null) |
| alpha.addElement(origNameClass); |
| if (checkedRestrictions) |
| return; |
| switch (context) { |
| case DATA_EXCEPT_CONTEXT: |
| throw new RestrictionViolationException("data_except_contains_element"); |
| case LIST_CONTEXT: |
| throw new RestrictionViolationException("list_contains_element"); |
| case ATTRIBUTE_CONTEXT: |
| throw new RestrictionViolationException("attribute_contains_element"); |
| } |
| checkedRestrictions = true; |
| try { |
| p.checkRestrictions(ELEMENT_CONTEXT, new DuplicateAttributeDetector(), null); |
| } |
| catch (RestrictionViolationException e) { |
| checkedRestrictions = false; |
| e.maybeSetLocator(loc); |
| throw e; |
| } |
| } |
| |
| @Override |
| Pattern expand(SchemaPatternBuilder b) { |
| if (!expanded) { |
| expanded = true; |
| p = p.expand(b); |
| if (p.isNotAllowed()) |
| nameClass = NameClass.NULL; |
| } |
| return this; |
| } |
| |
| boolean samePattern(Pattern other) { |
| if (!(other instanceof ElementPattern)) |
| return false; |
| ElementPattern ep = (ElementPattern)other; |
| return nameClass.equals(ep.nameClass) && p == ep.p; |
| } |
| |
| @Override |
| void checkRecursion(int depth) throws SAXException { |
| p.checkRecursion(depth + 1); |
| } |
| |
| public void accept(PatternVisitor visitor) { |
| visitor.visitElement(nameClass, p); |
| } |
| |
| public Object apply(PatternFunction f) { |
| return f.caseElement(this); |
| } |
| |
| void setContent(Pattern p) { |
| this.p = p; |
| } |
| |
| public Pattern getContent() { |
| return p; |
| } |
| |
| public NameClass getNameClass() { |
| return nameClass; |
| } |
| |
| public Locator getLocator() { |
| return loc; |
| } |
| } |