content: /*
   *  This file is part of AndroidIDE.
   *
   *  AndroidIDE is free software: you can redistribute it and/or modify
   *  it under the terms of the GNU General Public License as published by
   *  the Free Software Foundation, either version 3 of the License, or
   *  (at your option) any later version.
   *
   *  AndroidIDE 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 for more details.
   *
   *  You should have received a copy of the GNU General Public License
   *   along with AndroidIDE.  If not, see <https://www.gnu.org/licenses/>.
   */
  
  /*
   * reserved comment block
   * DO NOT REMOVE OR ALTER!
   */
  /*
   * Copyright 2001-2004 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 jaxp.sun.org.apache.xerces.internal.impl.xs.traversers;
  
  import jaxp.sun.org.apache.xerces.internal.impl.xs.SchemaGrammar;
  import jaxp.sun.org.apache.xerces.internal.impl.xs.SchemaSymbols;
  import jaxp.sun.org.apache.xerces.internal.impl.xs.XSAnnotationImpl;
  import jaxp.sun.org.apache.xerces.internal.impl.xs.XSAttributeGroupDecl;
  import jaxp.sun.org.apache.xerces.internal.impl.xs.util.XSObjectListImpl;
  import jaxp.sun.org.apache.xerces.internal.util.DOMUtil;
  import jaxp.sun.org.apache.xerces.internal.util.XMLSymbols;
  import jaxp.sun.org.apache.xerces.internal.xni.QName;
  import jaxp.sun.org.apache.xerces.internal.xs.XSObjectList;
  import org.w3c.dom.Element;
  
  /**
   * The attribute group definition schema component traverser.
   *
   * <attributeGroup
   *   id = ID
   *   name = NCName
   *   ref = QName
   *   {any attributes with non-schema namespace . . .}>
   *   Content: (annotation?, ((attribute | attributeGroup)*, anyAttribute?))
   * </attributeGroup>
   *
   * @xerces.internal
   *
   * @author Rahul Srivastava, Sun Microsystems Inc.
   * @author Sandy Gao, IBM
   *
   * @version $Id: XSDAttributeGroupTraverser.java,v 1.7 2010-11-01 04:40:02 joehw Exp $
   */
  class XSDAttributeGroupTraverser extends XSDAbstractTraverser {
  
      XSDAttributeGroupTraverser (XSDHandler handler,
              XSAttributeChecker gAttrCheck) {
  
          super(handler, gAttrCheck);
      }
  
  
      XSAttributeGroupDecl traverseLocal(Element elmNode,
                                         XSDocumentInfo schemaDoc,
                                         SchemaGrammar grammar) {
  
          // General Attribute Checking for elmNode declared locally
          Object[] attrValues = fAttrChecker.checkAttributes(elmNode, false, schemaDoc);
  
          // get attribute
          QName refAttr = (QName)   attrValues[XSAttributeChecker.ATTIDX_REF];
  
          XSAttributeGroupDecl attrGrp = null;
  
          // ref should be here.
          if (refAttr == null) {
              reportSchemaError("s4s-att-must-appear", new Object[]{"attributeGroup (local)", "ref"}, elmNode);
              fAttrChecker.returnAttrArray(attrValues, schemaDoc);
              return null;
          }
  
          // get global decl
          attrGrp = (XSAttributeGroupDecl)fSchemaHandler.getGlobalDecl(schemaDoc, XSDHandler.ATTRIBUTEGROUP_TYPE, refAttr, elmNode);
  
          // no children are allowed here except annotation, which is optional.
          Element child = DOMUtil.getFirstChildElement(elmNode);
          if (child != null) {
              String childName = DOMUtil.getLocalName(child);
              if (childName.equals(SchemaSymbols.ELT_ANNOTATION)) {
                  traverseAnnotationDecl(child, attrValues, false, schemaDoc);
                  child = DOMUtil.getNextSiblingElement(child);
              } else {
                  String text = DOMUtil.getSyntheticAnnotation(child);
                  if (text != null) {
                      traverseSyntheticAnnotation(child, text, attrValues, false, schemaDoc);
                  }
              }
  
              if (child != null) {
                  Object[] args = new Object [] {refAttr.rawname, "(annotation?)", DOMUtil.getLocalName(child)};
                  reportSchemaError("s4s-elt-must-match.1", args, child);
              }
          } // if
  
          fAttrChecker.returnAttrArray(attrValues, schemaDoc);
          return attrGrp;
  
      } // traverseLocal
  
      XSAttributeGroupDecl traverseGlobal(Element elmNode,
              XSDocumentInfo schemaDoc,
              SchemaGrammar grammar) {
  
          XSAttributeGroupDecl attrGrp = new XSAttributeGroupDecl();
  
          // General Attribute Checking for elmNode declared globally
          Object[] attrValues = fAttrChecker.checkAttributes(elmNode, true, schemaDoc);
  
          String  nameAttr   = (String) attrValues[XSAttributeChecker.ATTIDX_NAME];
  
          // global declaration must have a name
          if (nameAttr == null) {
              reportSchemaError("s4s-att-must-appear", new Object[]{"attributeGroup (global)", "name"}, elmNode);
              nameAttr = NO_NAME;
          }
  
          attrGrp.fName = nameAttr;
          attrGrp.fTargetNamespace = schemaDoc.fTargetNamespace;
  
          // check the content
          Element child = DOMUtil.getFirstChildElement(elmNode);
          XSAnnotationImpl annotation = null;
  
          if (child!=null && DOMUtil.getLocalName(child).equals(SchemaSymbols.ELT_ANNOTATION)) {
              annotation = traverseAnnotationDecl(child, attrValues, false, schemaDoc);
              child = DOMUtil.getNextSiblingElement(child);
          }
          else {
              String text = DOMUtil.getSyntheticAnnotation(elmNode);
              if (text != null) {
                  annotation = traverseSyntheticAnnotation(elmNode, text, attrValues, false, schemaDoc);
              }
          }
  
          // Traverse the attribute and attribute group elements and fill in the
          // attributeGroup structure
  
          Element nextNode = traverseAttrsAndAttrGrps(child, attrGrp, schemaDoc, grammar, null);
          if (nextNode!=null) {
              // An invalid element was found...
              Object[] args = new Object [] {nameAttr, "(annotation?, ((attribute | attributeGroup)*, anyAttribute?))", DOMUtil.getLocalName(nextNode)};
              reportSchemaError("s4s-elt-must-match.1", args, nextNode);
          }
  
          if (nameAttr.equals(NO_NAME)) {
              // if a global group doesn't have a name, then don't add it.
              fAttrChecker.returnAttrArray(attrValues, schemaDoc);
              return null;
          }
  
          // Remove prohibited attributes from the set
          attrGrp.removeProhibitedAttrs();
  
          // check for restricted redefine:
          XSAttributeGroupDecl redefinedAttrGrp = (XSAttributeGroupDecl)fSchemaHandler.getGrpOrAttrGrpRedefinedByRestriction(
                  XSDHandler.ATTRIBUTEGROUP_TYPE,
                  new QName(XMLSymbols.EMPTY_STRING, nameAttr, nameAttr, schemaDoc.fTargetNamespace),
                  schemaDoc, elmNode);
          if(redefinedAttrGrp != null) {
              Object[] errArgs = attrGrp.validRestrictionOf(nameAttr, redefinedAttrGrp);
              if (errArgs != null) {
                  reportSchemaError((String)errArgs[errArgs.length-1], errArgs, child);
                  reportSchemaError("src-redefine.7.2.2", new Object [] {nameAttr, errArgs[errArgs.length-1]}, child);
              }
          }
  
          XSObjectList annotations;
          if (annotation != null) {
              annotations = new XSObjectListImpl();
              ((XSObjectListImpl)annotations).addXSObject (annotation);
          } else {
              annotations = XSObjectListImpl.EMPTY_LIST;
          }
  
          attrGrp.fAnnotations = annotations;
  
          // make an entry in global declarations.
          if (grammar.getGlobalAttributeGroupDecl(attrGrp.fName) == null) {
              grammar.addGlobalAttributeGroupDecl(attrGrp);
          }
  
          // also add it to extended map
          final String loc = fSchemaHandler.schemaDocument2SystemId(schemaDoc);
          final XSAttributeGroupDecl attrGrp2 = grammar.getGlobalAttributeGroupDecl(attrGrp.fName, loc);
          if (attrGrp2 == null) {
              grammar.addGlobalAttributeGroupDecl(attrGrp, loc);
          }
  
          // handle duplicates
          if (fSchemaHandler.fTolerateDuplicates) {
              if (attrGrp2 != null) {
                  attrGrp = attrGrp2;
              }
              fSchemaHandler.addGlobalAttributeGroupDecl(attrGrp);
          }
  
          fAttrChecker.returnAttrArray(attrValues, schemaDoc);
          return attrGrp;
  
      } // traverseGlobal
  
  } // XSDAttributeGroupTraverser
  