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Posted to dev@ws.apache.org by di...@apache.org on 2005/11/12 03:47:24 UTC

svn commit: r332719 [2/2] - /webservices/commons/trunk/XmlSchema/src/org/apache/ws/commons/schema/SchemaBuilder.java

Modified: webservices/commons/trunk/XmlSchema/src/org/apache/ws/commons/schema/SchemaBuilder.java
URL: http://svn.apache.org/viewcvs/webservices/commons/trunk/XmlSchema/src/org/apache/ws/commons/schema/SchemaBuilder.java?rev=332719&r1=332718&r2=332719&view=diff
==============================================================================
--- webservices/commons/trunk/XmlSchema/src/org/apache/ws/commons/schema/SchemaBuilder.java (original)
+++ webservices/commons/trunk/XmlSchema/src/org/apache/ws/commons/schema/SchemaBuilder.java Fri Nov 11 18:47:21 2005
@@ -1,1830 +1,1836 @@
-/*
- * Copyright 2004,2005 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.ws.commons.schema;
-
-import org.w3c.dom.Document;
-import org.w3c.dom.Element;
-import org.w3c.dom.NamedNodeMap;
-import org.w3c.dom.NodeList;
-import org.w3c.dom.Attr;
-import org.apache.ws.commons.schema.utils.XDOMUtil;
-import org.apache.ws.commons.schema.utils.Tokenizer;
-import org.apache.ws.commons.schema.constants.Constants;
-import org.xml.sax.InputSource;
-
-import javax.xml.parsers.DocumentBuilderFactory;
-import javax.xml.namespace.QName;
-import java.util.Vector;
-import java.util.StringTokenizer;
-
-public class SchemaBuilder {
-    Document doc;
-    XmlSchema schema;
-    XmlSchemaCollection collection;
-
-    DocumentBuilderFactory docFac;
-
-    SchemaBuilder(XmlSchemaCollection collection) {
-        this.collection = collection;
-        schema = new XmlSchema(collection);
-    }
-
-    XmlSchema build(Document doc, ValidationEventHandler veh) {
-        Element schemaEl = doc.getDocumentElement();
-        return handleXmlSchemaElement(schemaEl);
-    }
-
-    XmlSchema handleXmlSchemaElement(Element schemaEl) {
-        // get all the attributes along with the namespace declns
-
-        setNamespaceAttributes(schema, schemaEl);
-        schema.setElementFormDefault(this.getFormDefault(schemaEl,
-                                                         "elementFormDefault"));
-        schema.setAttributeFormDefault(this.getFormDefault(schemaEl,
-                                                           "attributeFormDefault"));
-        schema.setBlockDefault(this.getDerivation(schemaEl, "blockDefault"));
-        schema.setFinalDefault(this.getDerivation(schemaEl, "finalDefault"));
-
-        /***********
-         * for ( each childElement)
-         *		if( simpleTypeElement)
-         *			handleSimpleType
-         *		else if( complexType)
-         *			handleComplexType
-         *		else if( element)
-         *			handleElement
-         *		else if( include)
-         *			handleInclude
-         *		else if( import)
-         *			handleImport
-         *		else if (group)
-         *			handleGroup
-         *		else if (attributeGroup)
-         *			handleattributeGroup
-         *		else if( attribute)
-         *			handleattribute
-         *		else if (redefine)
-         *			handleRedefine
-         *		else if(notation)
-         *			handleNotation
-         */
-
-        for (Element el = XDOMUtil.getFirstChildElementNS(schemaEl, XmlSchema.SCHEMA_NS); el != null;
-             el = XDOMUtil.getNextSiblingElementNS(el, XmlSchema.SCHEMA_NS)) {
-
-            // String elPrefix = el.getPrefix() == null ? "" : el.getPrefix();
-            //if(elPrefix.equals(schema.schema_ns_prefix)) {
-            if (el.getLocalName().equals("simpleType")) {
-                XmlSchemaType type = handleSimpleType(schema, el, schemaEl);
-                schema.addType(type);
-                schema.items.add(type);
-                collection.resolveType(type.getQName(), type);
-            } else if (el.getLocalName().equals("complexType")) {
-                XmlSchemaType type = handleComplexType(schema, el, schemaEl);
-                schema.addType(type);
-                schema.items.add(type);
-                collection.resolveType(type.getQName(), type);
-            } else if (el.getLocalName().equals("element")) {
-                XmlSchemaElement element = handleElement(schema, el, schemaEl, true);
-                if (element.qualifiedName != null)
-                    schema.elements.collection.put(element.qualifiedName, element);
-                else if (element.refName != null)
-                    schema.elements.collection.put(element.refName, element);
-                schema.items.add(element);
-            } else if (el.getLocalName().equals("include")) {
-                XmlSchemaInclude include = handleInclude(schema,
-                                                         el, schemaEl);
-                schema.includes.add(include);
-                schema.items.add(include);
-            } else if (el.getLocalName().equals("import")) {
-                XmlSchemaImport schemaImport = handleImport(schema,
-                                                            el, schemaEl);
-                schema.includes.add(schemaImport);
-                schema.items.add(schemaImport);
-            } else if (el.getLocalName().equals("group")) {
-                XmlSchemaGroup group = handleGroup(schema, el, schemaEl);
-                schema.groups.collection.put(group.name, group);
-                schema.items.add(group);
-            } else if (el.getLocalName().equals("attributeGroup")) {
-                XmlSchemaAttributeGroup group = handleAttributeGroup(schema,
-                                                                     el, schemaEl);
-                schema.attributeGroups.collection.put(group.name, group);
-                schema.items.add(group);
-            } else if (el.getLocalName().equals("attribute")) {
-                XmlSchemaAttribute attr = handleAttribute(schema,
-                                                          el, schemaEl);
-                schema.attributes.collection.put(attr.qualifiedName, attr);
-                schema.items.add(attr);
-            } else if (el.getLocalName().equals("redefine")) {
-                XmlSchemaRedefine redefine = handleRedefine(schema,
-                                                            el, schemaEl);
-                schema.includes.add(redefine);
-            } else if (el.getLocalName().equals("notation")) {
-                //TODO: implement Notation
-            } else if (el.getLocalName().equals("annotation")) {
-                // Vidyanand : added this part
-                XmlSchemaAnnotation annotation = handleAnnotation(schema, el, schemaEl);
-                schema.setAnnotation(annotation);
-            }
-            //}
-        }
-        return schema;
-    }
-
-    private XmlSchemaAnnotation handleAnnotation(XmlSchema schema,
-                                                 Element annotEl,
-                                                 Element schemaEl) {
-        XmlSchemaAnnotation annotation = new XmlSchemaAnnotation();
-        XmlSchemaObjectCollection collection = annotation.getItems();
-        for (Element el = XDOMUtil.getFirstChildElement(annotEl);
-             el != null; el = XDOMUtil.getFirstChildElement(el)) {
-
-            if (el.getLocalName().equals("documentation")) {
-                XmlSchemaDocumentation doc = new XmlSchemaDocumentation();
-                doc.setMarkup(el.getChildNodes());
-                collection.add(doc);
-            }
-        }
-        return annotation;
-    }
-
-
-    private XmlSchemaRedefine handleRedefine(XmlSchema schema,
-                                             Element redefineEl, Element schemaEl) {
-
-        XmlSchemaRedefine redefine = new XmlSchemaRedefine();
-        redefine.schemaLocation =
-                redefineEl.getAttribute("schemaLocation");
-
-        redefine.schema =
-                getXmlSchemaFromLocation(redefine.schemaLocation);
-
-        for (Element el = XDOMUtil.getFirstChildElementNS(redefineEl,
-                                                          XmlSchema.SCHEMA_NS)
-                ; el != null;
-             el = XDOMUtil.getNextSiblingElementNS(el, XmlSchema.SCHEMA_NS)) {
-
-            //                    String elPrefix = el.getPrefix() == null ? "" : el.getPrefix();
-            //                    if(elPrefix.equals(schema.schema_ns_prefix)) {
-            if (el.getLocalName().equals("simpleType")) {
-                XmlSchemaType type =
-                        handleSimpleType(schema, el, schemaEl);
-
-                redefine.schemaTypes.collection.put(type.getQName(),
-                                                    type);
-                redefine.items.add(type);
-            } else if (el.getLocalName().equals("complexType")) {
-
-                XmlSchemaType type = handleComplexType(schema, el,
-                                                       schemaEl);
-
-                redefine.schemaTypes.collection.put(type.getQName(),
-                                                    type);
-                redefine.items.add(type);
-            } else if (el.getLocalName().equals("group")) {
-                XmlSchemaGroup group = handleGroup(schema, el,
-                                                   schemaEl);
-                redefine.groups.collection.put(group.name, group);
-                redefine.items.add(group);
-            } else if (el.getLocalName().equals("attributeGroup")) {
-                XmlSchemaAttributeGroup group =
-                        handleAttributeGroup(schema, el, schemaEl);
-
-                redefine.attributeGroups.collection.put(group.name, group);
-                redefine.items.add(group);
-            } else if (el.getLocalName().equals("annotation")) {
-                XmlSchemaAnnotation annotation = handleAnnotation(el);
-                redefine.setAnnotation(annotation);
-            }
-            //                  }
-        }
-        return redefine;
-    }
-
-    void setNamespaceAttributes(XmlSchema schema, Element schemaEl) {
-        NamedNodeMap map = schemaEl.getAttributes();
-        for (int i = 0; i < map.getLength(); i++) {
-            if (map.item(i).getNodeName().startsWith("xmlns:")) {
-                schema.namespaces.put(map.item(i).getLocalName(),
-                                      map.item(i).getNodeValue());
-
-                if (map.item(i).getNodeValue().equals(XmlSchema.SCHEMA_NS))
-                    schema.schema_ns_prefix = map.item(i).getLocalName();
-            } else if (map.item(i).getNodeName().startsWith("xmlns")) {
-                schema.namespaces.put("", map.item(i).getNodeValue());
-            }
-        }
-        if (schemaEl.getAttributeNode("targetNamespace") != null) {
-            String contain = schemaEl.getAttribute("targetNamespace");
-
-            if (!schema.namespaces.containsValue(contain))
-                putNamespace("", contain);
-
-            if (!contain.equals(""))
-                schema.targetNamespace = contain;
-        } else {
-            putNamespace("", schema.targetNamespace);
-        }
-
-        collection.namespaces.put(schema.targetNamespace, schema);
-    }
-
-    private void putNamespace(String prefix, String namespace) {
-        if (!schema.namespaces.containsKey(prefix)) {
-            schema.namespaces.put(prefix, namespace);
-        } else {
-            String genPrefix = "gen" +
-                    new java.util.Random().nextInt(999);
-            schema.namespaces.put(prefix, namespace);
-        }
-    }
-
-    XmlSchemaSimpleType handleSimpleType(XmlSchema schema,
-                                         Element simpleEl, Element schemaEl) {
-
-        XmlSchemaSimpleType simpleType = new XmlSchemaSimpleType(schema);
-        if (simpleEl.hasAttribute("name")) {
-            String name = simpleEl.getAttribute("name");
-
-            simpleType.name = simpleEl.getAttribute("name");
-        }
-
-        if (simpleEl.hasAttribute("final")) {
-            String finalstr = simpleEl.getAttribute("final");
-
-            if (finalstr.equalsIgnoreCase("all") |
-                    finalstr.equalsIgnoreCase("#all"))
-
-                simpleType.setFinal(new XmlSchemaDerivationMethod("All"));
-            else
-                simpleType.setFinal(new XmlSchemaDerivationMethod(finalstr));
-        }
-
-        Element simpleTypeAnnotationEl =
-                XDOMUtil.getFirstChildElementNS(simpleEl,
-                                                XmlSchema.SCHEMA_NS, "annotation");
-
-        if (simpleTypeAnnotationEl != null) {
-            XmlSchemaAnnotation simpleTypeAnnotation =
-                    handleAnnotation(simpleTypeAnnotationEl);
-
-            simpleType.setAnnotation(simpleTypeAnnotation);
-        }
-
-        Element unionEl, listEl, restrictionEl;
-
-        if ((restrictionEl =
-                XDOMUtil.getFirstChildElementNS(simpleEl, XmlSchema.SCHEMA_NS, "restriction")) != null) {
-
-            XmlSchemaSimpleTypeRestriction restriction =
-                    new XmlSchemaSimpleTypeRestriction();
-
-            Element restAnnotationEl =
-                    XDOMUtil.getFirstChildElementNS(restrictionEl,
-                                                    XmlSchema.SCHEMA_NS, "annotation");
-
-            if (restAnnotationEl != null) {
-                XmlSchemaAnnotation restAnnotation =
-                        handleAnnotation(restAnnotationEl);
-                restriction.setAnnotation(restAnnotation);
-            }
-            /** if (restriction has a base attribute )
-             *		set the baseTypeName and look up the base type
-             *	else if( restricion has a SimpleType Element as child)
-             *		get that element and do a handleSimpleType;
-             *	get the children of restriction other than annotation
-             * and simpleTypes and construct facets from it;
-             *
-             *	set the restriction has the content of the simpleType
-             *
-             **/
-
-            Element inlineSimpleType =
-                    XDOMUtil.getFirstChildElementNS(restrictionEl,
-                                                    XmlSchema.SCHEMA_NS, "simpleType");
-
-            if (restrictionEl.hasAttribute("base")) {
-                String name = restrictionEl.getAttribute("base");
-                String[] temp = Tokenizer.tokenize(name, ":");
-                String namespace = "";
-
-                if (temp.length != 1) {
-                    namespace = temp[0];
-                }
-
-                //let it crash because its mean being refered
-                //to unregistered namespace
-                namespace = schema.namespaces.get(namespace).toString();
-                name = Tokenizer.lastToken(name, ":")[1];
-                restriction.baseTypeName = new QName(namespace, name);
-            } else if (inlineSimpleType != null) {
-                XmlSchemaSimpleType baseType =
-                        handleSimpleType(schema, inlineSimpleType, schemaEl);
-
-                restriction.baseType = baseType;
-            }
-            for (Element el = XDOMUtil.getFirstChildElementNS(restrictionEl, XmlSchema.SCHEMA_NS)
-                    ; el != null;
-                 el = XDOMUtil.getNextSiblingElementNS(el, XmlSchema.SCHEMA_NS)) {
-
-                if (!el.getLocalName().equals("annotation")
-                        &&
-                        !el.getLocalName().equals("simpleType")) {
-
-                    XmlSchemaFacet facet = XmlSchemaFacet.construct(el);
-                    Element annotation =
-                            XDOMUtil.getFirstChildElementNS(el, XmlSchema.SCHEMA_NS,
-                                                            "annotation");
-
-                    if (annotation != null) {
-                        XmlSchemaAnnotation facetAnnotation =
-                                handleAnnotation(annotation);
-                        facet.setAnnotation(facetAnnotation);
-                    }
-                    restriction.facets.add(facet);
-                }
-
-            }
-            simpleType.content = restriction;
-
-        } else if ((listEl = XDOMUtil.getFirstChildElementNS(simpleEl,
-                                                             XmlSchema.SCHEMA_NS, "list")) != null) {
-
-            XmlSchemaSimpleTypeList list = new XmlSchemaSimpleTypeList();
-
-            /******
-             * if( list has an itemType attribute )
-             *		set the baseTypeName and look up the base type
-             * else if( list has a SimpleTypeElement as child)
-             *		get that element and do a handleSimpleType
-             *
-             * set the list has the content of the simpleType
-             */
-            Element inlineListType, listAnnotationEl;
-            if (listEl.hasAttribute("itemType")) {
-                String name = listEl.getAttribute("itemType");
-
-                String[] namespaceFromEl = Tokenizer.tokenize(name, ":");
-                String namespace;
-
-                if (namespaceFromEl.length > 1) {
-                    Object result =
-                            schema.namespaces.get(namespaceFromEl[0]);
-                    if (result == null)
-                        throw new XmlSchemaException("No namespace "
-                                                     + "found in given itemType");
-
-                    namespace = result.toString();
-                } else
-                    namespace = schema.targetNamespace;
-
-                //Object nsFromEl = schema.namespaces.get(namespaceFromEl[0]);
-                //namespace = (nsFromEl==null)?  "": nsFromEl.toString();
-                name = Tokenizer.lastToken(name, ":")[1];
-                list.itemTypeName = new QName(namespace, name);
-
-            } else if ((inlineListType =
-                    XDOMUtil.getFirstChildElementNS(listEl, XmlSchema.SCHEMA_NS,
-                                                    "simpleType")) != null) {
-
-                XmlSchemaSimpleType baseType =
-                        handleSimpleType(schema, inlineListType, schemaEl);
-                list.itemType = baseType;
-            }
-
-            if ((listAnnotationEl =
-                    XDOMUtil.getFirstChildElementNS(listEl, XmlSchema.SCHEMA_NS,
-                                                    "annotation")) != null) {
-
-                XmlSchemaAnnotation listAnnotation =
-                        handleAnnotation(listAnnotationEl);
-
-                list.setAnnotation(listAnnotation);
-            }
-            simpleType.content = list;
-
-        } else if ((unionEl =
-                XDOMUtil.getFirstChildElementNS(simpleEl, XmlSchema.SCHEMA_NS,
-                                                "union")) != null) {
-
-            XmlSchemaSimpleTypeUnion union =
-                    new XmlSchemaSimpleTypeUnion();
-
-            /******
-             * if( union has a memberTypes attribute )
-             *		add the memberTypeSources string
-             *		for (each memberType in the list )
-             *			lookup(memberType)
-             *	for( all SimpleType child Elements)
-             *		add the simpleTypeName (if any) to the memberType Sources
-             *		do a handleSimpleType with the simpleTypeElement
-             */
-            if (unionEl.hasAttribute("memberTypes")) {
-                String memberTypes = unionEl.getAttribute("memberTypes");
-                union.memberTypesSource = memberTypes;
-                Vector v = new Vector();
-                StringTokenizer tokenizer = new StringTokenizer(memberTypes, " ");
-                while (tokenizer.hasMoreTokens()) {
-                    String member = tokenizer.nextToken();
-                    int pos = member.indexOf(":");
-                    String prefix = "";
-                    String localName = "";
-                    if (pos == -1) {
-                        localName = member;
-                    } else {
-                        prefix = member.substring(0, pos);
-                        localName = member.substring(pos + 1);
-                    }
-                    v.add(new QName((String) schema.namespaces.get(prefix),
-                                    localName));
-                }
-                union.memberTypesQNames = new QName[v.size()];
-                v.copyInto(union.memberTypesQNames);
-            }
-
-            Element inlineUnionType =
-                    XDOMUtil.getFirstChildElementNS(unionEl, XmlSchema.SCHEMA_NS,
-                                                    "simpleType");
-            while (inlineUnionType != null) {
-
-                XmlSchemaSimpleType unionSimpleType =
-                        handleSimpleType(schema, inlineUnionType,
-                                         schemaEl);
-
-                union.baseTypes.add(unionSimpleType);
-
-                union.memberTypesSource += " " + unionSimpleType.name;
-
-                inlineUnionType =
-                        XDOMUtil.getNextSiblingElementNS(inlineUnionType,
-                                                         XmlSchema.SCHEMA_NS,
-                                                         "simpleType");
-            }
-
-            //NodeList annotations = unionEl.getElementsByTagNameNS(
-            //XmlSchema.SCHEMA_NS, "annotation");
-            Element unionAnnotationEl =
-                    XDOMUtil.getFirstChildElementNS(unionEl, XmlSchema.SCHEMA_NS,
-                                                    "annotation");
-
-            if (unionAnnotationEl != null) {
-                XmlSchemaAnnotation unionAnnotation =
-                        handleAnnotation(unionAnnotationEl);
-
-                union.setAnnotation(unionAnnotation);
-            }
-            simpleType.content = union;
-        }
-        return simpleType;
-    }
-
-    XmlSchemaComplexType handleComplexType(XmlSchema schema,
-                                           Element complexEl, Element schemaEl) {
-
-        /******
-         * set the complexTypeName if any
-         * for( eachChildNode)
-         * if ( simpleContent)
-         *		if( restrcition)
-         *			handle_simple_content_restriction
-         *		else if( extension)
-         *			handle_simple_content_extension
-         *		break; // it has to be the only child
-         * else if( complexContent)
-         *		if( restriction)
-         *			handle_complex_content_restriction
-         *		else if( extension)
-         *			handle_complex_content_extension
-         *		break; // it has to be the only child
-         * else if( group)
-         *		if( group has ref)
-         *			store the group name
-         *		else
-         *			handleGroup
-         * else if( sequence )
-         *		handleSequence
-         * else if( all )
-         *		handleAll
-         * else if(choice)
-         *		handleChoice
-         * else if(attribute)
-         *		handleAttribute
-         * else if(attributeGroup)
-         *		handleAttributeGroup
-         *  else if(anyAttribute)
-         *		handleAnyAttribute
-         */
-
-        XmlSchemaComplexType ct = new XmlSchemaComplexType(schema);
-
-        if (complexEl.hasAttribute("name")) {
-            String name = complexEl.getAttribute("name");
-
-            //String namespace = (schema.targetNamespace==null)?
-            //                  "":schema.targetNamespace;
-
-            ct.name = name;
-        }
-        for (Element el = XDOMUtil.getFirstChildElementNS(complexEl,
-                                                          XmlSchema.SCHEMA_NS)
-                ; el != null;
-             el = XDOMUtil.getNextSiblingElementNS(el, XmlSchema.SCHEMA_NS)) {
-
-            //String elPrefix = el.getPrefix() == null ? "" :
-            //el.getPrefix();
-            //if(elPrefix.equals(schema.schema_ns_prefix)) {
-            if (el.getLocalName().equals("sequence")) {
-                XmlSchemaSequence sequence = handleSequence(schema,
-                                                            el, schemaEl);
-
-                ct.particle = sequence;
-            } else if (el.getLocalName().equals("choice")) {
-                XmlSchemaChoice choice = handleChoice(schema,
-                                                      el, schemaEl);
-
-                ct.particle = choice;
-            } else if (el.getLocalName().equals("all")) {
-                XmlSchemaAll all = handleAll(schema, el, schemaEl);
-                ct.particle = all;
-            } else if (el.getLocalName().equals("attribute")) {
-                XmlSchemaAttribute attr = handleAttribute(schema,
-                                                          el, schemaEl);
-                ct.attributes.add(attr);
-            } else if (el.getLocalName().equals("attributeGroup")) {
-                XmlSchemaAttributeGroupRef attrGroup =
-                        handleAttributeGroupRef(schema, el, schemaEl);
-                ct.attributes.add(attrGroup);
-            } else if (el.getLocalName().equals("group")) {
-                XmlSchemaGroupRef group =
-                        handleGroupRef(schema, el, schemaEl);
-                ct.particle = (group.particle == null) ?
-                        (XmlSchemaParticle) group : group.particle;
-            } else if (el.getLocalName().equals("simpleContent")) {
-                XmlSchemaSimpleContent simpleContent =
-                        handleSimpleContent(schema, el, schemaEl);
-                ct.contentModel = simpleContent;
-            } else if (el.getLocalName().equals("complexContent")) {
-                XmlSchemaComplexContent complexContent =
-                        handleComplexContent(schema, el, schemaEl);
-                ct.contentModel = complexContent;
-            } else if (el.getLocalName().equals("annotation")) {
-                XmlSchemaAnnotation ann = handleAnnotation(el);
-                ct.setAnnotation(ann);
-            }
-            //}
-        }
-        if (complexEl.hasAttribute("block")) {
-            String blockStr = complexEl.getAttribute("block");
-            if (blockStr.equalsIgnoreCase("all") |
-                    blockStr.equalsIgnoreCase("#all")) {
-
-                ct.setBlock(new XmlSchemaDerivationMethod("All"));
-            } else
-                ct.setBlock(new XmlSchemaDerivationMethod(blockStr));
-            //ct.setBlock(new XmlSchemaDerivationMethod(block));
-        }
-        if (complexEl.hasAttribute("final")) {
-            String finalstr = complexEl.getAttribute("final");
-            if (finalstr.equalsIgnoreCase("all") |
-                    finalstr.equalsIgnoreCase("#all")) {
-
-                ct.setFinal(new XmlSchemaDerivationMethod("All"));
-            } else
-                ct.setFinal(new XmlSchemaDerivationMethod(finalstr));
-        }
-        if (complexEl.hasAttribute("abstract")) {
-            String abs = complexEl.getAttribute("abstract");
-            if (abs.equalsIgnoreCase("true"))
-                ct.setAbstract(true);
-            else
-                ct.setAbstract(false);
-        }
-        if (complexEl.hasAttribute("mixed")) {
-            String mixed = complexEl.getAttribute("mixed");
-            if (mixed.equalsIgnoreCase("true"))
-                ct.setMixed(true);
-            else
-                ct.setMixed(false);
-        }
-        return ct;
-    }
-
-    private XmlSchemaSimpleContent
-            handleSimpleContent(XmlSchema schema, Element simpleEl,
-                                Element schemaEl) {
-
-        XmlSchemaSimpleContent simpleContent =
-                new XmlSchemaSimpleContent();
-
-        for (Element el = XDOMUtil.getFirstChildElementNS(simpleEl,
-                                                          XmlSchema.SCHEMA_NS)
-                ; el != null;
-             el = XDOMUtil.getNextSiblingElementNS(el, XmlSchema.SCHEMA_NS)) {
-
-            if (el.getLocalName().equals("restriction")) {
-                XmlSchemaSimpleContentRestriction restriction =
-                        handleSimpleContentRestriction(schema, el, schemaEl);
-
-                simpleContent.content = restriction;
-            } else if (el.getLocalName().equals("extension")) {
-                XmlSchemaSimpleContentExtension ext =
-                        handleSimpleContentExtension(schema, el, schemaEl);
-                simpleContent.content = ext;
-            } else if (el.getLocalName().equals("annotation")) {
-                XmlSchemaAnnotation ann = handleAnnotation(el);
-                simpleContent.setAnnotation(ann);
-            }
-        }
-        return simpleContent;
-    }
-
-    private XmlSchemaComplexContent handleComplexContent(XmlSchema schema,
-                                                         Element complexEl,
-                                                         Element schemaEl) {
-
-        XmlSchemaComplexContent complexContent =
-                new XmlSchemaComplexContent();
-
-        for (Element el =
-                XDOMUtil.getFirstChildElementNS(complexEl, XmlSchema.SCHEMA_NS);
-             el != null;
-             el = XDOMUtil.getNextSiblingElementNS(el, XmlSchema.SCHEMA_NS)) {
-
-            if (el.getLocalName().equals("restriction")) {
-                XmlSchemaComplexContentRestriction restriction =
-                        handleComplexContentRestriction(schema, el,
-                                                        schemaEl);
-                complexContent.content = restriction;
-            } else if (el.getLocalName().equals("extension")) {
-                XmlSchemaComplexContentExtension ext =
-                        handleComplexContentExtension(schema, el,
-                                                      schemaEl);
-                complexContent.content = ext;
-            } else if (el.getLocalName().equals("annotation")) {
-                XmlSchemaAnnotation ann = handleAnnotation(el);
-                complexContent.setAnnotation(ann);
-            }
-        }
-        return complexContent;
-    }
-
-    private XmlSchemaSimpleContentRestriction
-            handleSimpleContentRestriction(XmlSchema schema,
-                                           Element restrictionEl, Element schemaEl) {
-
-        XmlSchemaSimpleContentRestriction restriction =
-                new XmlSchemaSimpleContentRestriction();
-
-        if (restrictionEl.hasAttribute("base")) {
-            String name = restrictionEl.getAttribute("base");
-            Object result = schema.namespaces.get(Tokenizer.tokenize(name, ":")[0]);
-
-            if (result == null)
-                throw new XmlSchemaException("No namespace found in "
-                                             + "given base simple content type");
-            name = Tokenizer.lastToken(name, ":")[1];
-            restriction.baseTypeName = new QName(result.toString(), name);
-        }
-
-        if (restrictionEl.hasAttribute("id"))
-            restriction.id = restrictionEl.getAttribute("id");
-
-        // check back simpleContent tag children to add attributes and simpleType if any occur
-        for (
-                Element el = XDOMUtil.getFirstChildElementNS(restrictionEl,
-                                                             XmlSchema.SCHEMA_NS)
-                        ; el != null;
-                el = XDOMUtil.getNextSiblingElementNS(el, XmlSchema.SCHEMA_NS)) {
-
-            if (el.getLocalName().equals("attribute")) {
-                XmlSchemaAttribute attr =
-                        handleAttribute(schema, el, schemaEl);
-                restriction.attributes.add(attr);
-            } else if (el.getLocalName().equals("attributeGroup")) {
-                XmlSchemaAttributeGroupRef attrGroup =
-                        handleAttributeGroupRef(schema, el, schemaEl);
-                restriction.attributes.add(attrGroup);
-            } else if (el.getLocalName().equals("simpleType")) {
-                XmlSchemaSimpleType type =
-                        handleSimpleType(schema, el, schemaEl);
-                restriction.baseType = type;
-            } else if (el.getLocalName().equals("anyAttribute")) {
-                restriction.anyAttribute =
-                        handleAnyAttribute(schema, el, schemaEl);
-            } else if (el.getLocalName().equals("annotation")) {
-                XmlSchemaAnnotation ann = handleAnnotation(el);
-                restriction.setAnnotation(ann);
-            } else {
-                XmlSchemaFacet facet = XmlSchemaFacet.construct(el);
-                NodeList annotations =
-                        el.getElementsByTagNameNS(XmlSchema.SCHEMA_NS, "annotation");
-
-                if (annotations.getLength() > 0) {
-                    XmlSchemaAnnotation facetAnnotation =
-                            handleAnnotation(el);
-                    facet.setAnnotation(facetAnnotation);
-                }
-                restriction.facets.add(facet);
-            }
-        }
-        return restriction;
-    }
-
-    private XmlSchemaSimpleContentExtension
-            handleSimpleContentExtension(XmlSchema schema, Element extEl,
-                                         Element schemaEl) {
-
-        XmlSchemaSimpleContentExtension ext =
-                new XmlSchemaSimpleContentExtension();
-
-        if (extEl.hasAttribute("base")) {
-            String name = extEl.getAttribute("base");
-            if (name.indexOf(':') != -1) {
-                String nsFromEl = Tokenizer.tokenize(name, ":")[0];
-                Object result = schema.namespaces.get(nsFromEl);
-
-                if (result == null)
-                    throw new XmlSchemaException("No namespace found in "
-                            + "given base simple content type");
-                name = Tokenizer.lastToken(name, ":")[1];
-                ext.baseTypeName = new QName(result.toString(), name);
-            } else {
-                ext.baseTypeName = new QName(schema.getNamespace(""), name);
-            }
-        }
-
-        for (
-                Element el = XDOMUtil.getFirstChildElementNS(extEl, XmlSchema.SCHEMA_NS)
-                        ; el != null;
-                el = XDOMUtil.getNextSiblingElementNS(el, XmlSchema.SCHEMA_NS)) {
-
-            if (el.getLocalName().equals("attribute")) {
-                XmlSchemaAttribute attr =
-                        handleAttribute(schema, el, schemaEl);
-                ext.attributes.add(attr);
-            } else if (el.getLocalName().equals("attributeGroup")) {
-                XmlSchemaAttributeGroupRef attrGroup =
-                        handleAttributeGroupRef(schema, el, schemaEl);
-                ext.attributes.add(attrGroup);
-            } else if (el.getLocalName().equals("anyAttribute")) {
-                ext.anyAttribute =
-                        handleAnyAttribute(schema, el, schemaEl);
-            } else if (el.getLocalName().equals("annotation")) {
-                XmlSchemaAnnotation ann = handleAnnotation(el);
-                ext.setAnnotation(ann);
-            }
-        }
-        return ext;
-    }
-
-    private XmlSchemaComplexContentRestriction
-            handleComplexContentRestriction(XmlSchema schema,
-                                            Element restrictionEl, Element schemaEl) {
-
-        XmlSchemaComplexContentRestriction restriction =
-                new XmlSchemaComplexContentRestriction();
-
-        if (restrictionEl.hasAttribute("base")) {
-            String name = restrictionEl.getAttribute("base");
-            String prefix;
-            if (name.indexOf(":") < 0)
-                prefix = "";
-            else
-                prefix = name.substring(0, name.indexOf(":"));
-
-            Object result = schema.namespaces.get(prefix);
-
-            if (result == null)
-                throw new XmlSchemaException("No namespace found in "
-                                             + "given base complex content base type");
-
-            name = Tokenizer.lastToken(name, ":")[1];
-            restriction.baseTypeName = new QName(result.toString(), name);
-        }
-        for (Element el = XDOMUtil.getFirstChildElementNS(restrictionEl,
-                                                          XmlSchema.SCHEMA_NS)
-                ; el != null;
-             el = XDOMUtil.getNextSiblingElementNS(el, XmlSchema.SCHEMA_NS)) {
-
-            if (el.getLocalName().equals("sequence")) {
-                XmlSchemaSequence sequence =
-                        handleSequence(schema, el, schemaEl);
-                restriction.particle = sequence;
-            } else if (el.getLocalName().equals("choice")) {
-                XmlSchemaChoice choice = handleChoice(schema, el, schemaEl);
-                restriction.particle = choice;
-            } else if (el.getLocalName().equals("all")) {
-                XmlSchemaAll all = handleAll(schema, el, schemaEl);
-                restriction.particle = all;
-            } else if (el.getLocalName().equals("attribute")) {
-                XmlSchemaAttribute attr =
-                        handleAttribute(schema, el, schemaEl);
-                restriction.attributes.add(attr);
-            } else if (el.getLocalName().equals("attributeGroup")) {
-                XmlSchemaAttributeGroupRef attrGroup =
-                        handleAttributeGroupRef(schema, el, schemaEl);
-                restriction.attributes.add(attrGroup);
-            } else if (el.getLocalName().equals("group")) {
-                XmlSchemaGroupRef group =
-                        handleGroupRef(schema, el, schemaEl);
-                restriction.particle = group;
-            } else if (el.getLocalName().equals("anyAttribute")) {
-                restriction.anyAttribute =
-                        handleAnyAttribute(schema, el, schemaEl);
-            } else if (el.getLocalName().equals("annotation")) {
-                XmlSchemaAnnotation ann = handleAnnotation(el);
-                restriction.setAnnotation(ann);
-            }
-        }
-        return restriction;
-    }
-
-    private XmlSchemaComplexContentExtension
-            handleComplexContentExtension(XmlSchema schema,
-                                          Element extEl, Element schemaEl) {
-
-        XmlSchemaComplexContentExtension ext =
-                new XmlSchemaComplexContentExtension();
-
-        if (extEl.hasAttribute("base")) {
-            String name = extEl.getAttribute("base");
-            String namespaceFromEl = "";
-            if (name.indexOf(":") > 0)
-                namespaceFromEl = Tokenizer.tokenize(name, ":")[0];
-            Object result = schema.namespaces.get(namespaceFromEl);
-
-            if (result == null)
-                throw new XmlSchemaException("No namespace found in "
-                                             + "given base complex content base type");
-
-            //                    String namespace = (result==null)? "" : result.toString();
-            name = Tokenizer.lastToken(name, ":")[1];
-            ext.baseTypeName = new QName(result.toString(), name);
-        }
-
-        for (Element el = XDOMUtil.getFirstChildElementNS(extEl, XmlSchema.SCHEMA_NS)
-                ; el != null;
-             el = XDOMUtil.getNextSiblingElementNS(el, XmlSchema.SCHEMA_NS)) {
-
-            if (el.getLocalName().equals("sequence")) {
-                XmlSchemaSequence sequence =
-                        handleSequence(schema, el, schemaEl);
-                ext.particle = sequence;
-            } else if (el.getLocalName().equals("choice")) {
-                XmlSchemaChoice choice =
-                        handleChoice(schema, el, schemaEl);
-                ext.particle = choice;
-            } else if (el.getLocalName().equals("all")) {
-                XmlSchemaAll all = handleAll(schema, el, schemaEl);
-                ext.particle = all;
-            } else if (el.getLocalName().equals("attribute")) {
-                XmlSchemaAttribute attr =
-                        handleAttribute(schema, el, schemaEl);
-                ext.attributes.add(attr);
-            } else if (el.getLocalName().equals("attributeGroup")) {
-                XmlSchemaAttributeGroupRef attrGroup =
-                        handleAttributeGroupRef(schema, el, schemaEl);
-                ext.attributes.add(attrGroup);
-            } else if (el.getLocalName().equals("group")) {
-                XmlSchemaGroupRef group =
-                        handleGroupRef(schema, el, schemaEl);
-                ext.particle = group;
-            } else if (el.getLocalName().equals("anyAttribute")) {
-                ext.anyAttribute =
-                        handleAnyAttribute(schema, el, schemaEl);
-            } else if (el.getLocalName().equals("annotation")) {
-                XmlSchemaAnnotation ann = handleAnnotation(el);
-                ext.setAnnotation(ann);
-            }
-        }
-        return ext;
-    }
-
-    private XmlSchemaAttributeGroupRef
-            handleAttributeGroupRef(XmlSchema schema, Element attrGroupEl,
-                                    Element schemaEl) {
-
-        XmlSchemaAttributeGroupRef attrGroup =
-                new XmlSchemaAttributeGroupRef();
-
-        if (attrGroupEl.hasAttribute("ref")) {
-            String ref = attrGroupEl.getAttribute("ref");
-            String parts[] = Tokenizer.tokenize(ref, ":");
-            String prefix = "";
-            if (parts.length > 1)
-                prefix = parts[0];
-            Object result = schema.namespaces.get(prefix);
-            //String namespace = (result==null)? "":result.toString();
-            if (result == null)
-                throw new XmlSchemaException("No namespace found in "
-                                             + "given ref name");
-
-            ref = Tokenizer.lastToken(ref, ":")[1];
-            attrGroup.refName = new QName(result.toString(), ref);
-        }
-
-        if (attrGroupEl.hasAttribute("id"))
-            attrGroup.id = attrGroupEl.getAttribute("id");
-
-        Element annotationEl =
-                XDOMUtil.getFirstChildElementNS(attrGroupEl,
-                                                XmlSchema.SCHEMA_NS, "annotation");
-
-        if (annotationEl != null) {
-            XmlSchemaAnnotation annotation = handleAnnotation(annotationEl);
-            attrGroup.setAnnotation(annotation);
-        }
-        return attrGroup;
-    }
-
-    private XmlSchemaSequence handleSequence(XmlSchema schema,
-                                             Element sequenceEl,
-                                             Element schemaEl) {
-
-        XmlSchemaSequence sequence = new XmlSchemaSequence();
-        for (Element el = XDOMUtil.getFirstChildElementNS(sequenceEl, XmlSchema.SCHEMA_NS)
-                ; el != null;
-             el = XDOMUtil.getNextSiblingElementNS(el, XmlSchema.SCHEMA_NS)) {
-
-            if (el.getLocalName().equals("sequence")) {
-                XmlSchemaSequence seq = handleSequence(schema, el,
-                                                       schemaEl);
-                sequence.items.add(seq);
-            } else if (el.getLocalName().equals("element")) {
-                XmlSchemaElement element = handleElement(schema, el,
-                                                         schemaEl, false);
-                sequence.items.add(element);
-            } else if (el.getLocalName().equals("group")) {
-                XmlSchemaGroupRef group = handleGroupRef(schema, el,
-                                                         schemaEl);
-                sequence.items.add(group);
-            } else if (el.getLocalName().equals("choice")) {
-                XmlSchemaChoice choice = handleChoice(schema, el,
-                                                      schemaEl);
-                sequence.items.add(choice);
-            } else if (el.getLocalName().equals("any")) {
-                XmlSchemaAny any = handleAny(schema, el, schemaEl);
-                sequence.items.add(any);
-            } else if (el.getLocalName().equals("annotation")) {
-                XmlSchemaAnnotation annotation = handleAnnotation(el);
-                sequence.setAnnotation(annotation);
-            }
-        }
-        return sequence;
-    }
-
-    private XmlSchemaAny handleAny(XmlSchema schema,
-                                   Element anyEl,
-                                   Element schemaEl) {
-
-        XmlSchemaAny any = new XmlSchemaAny();
-
-        if (anyEl.hasAttribute("namespace"))
-            any.namespace = anyEl.getAttribute("namespace");
-
-        if (anyEl.hasAttribute("processContents")) {
-            String processContent = getEnumString(anyEl,
-                                                  "processContents");
-
-            any.processContent =
-                    new XmlSchemaContentProcessing(processContent);
-        }
-
-        Element annotationEl = XDOMUtil.getFirstChildElementNS(anyEl,
-                                                               XmlSchema.SCHEMA_NS, "annotation");
-
-        if (annotationEl != null) {
-            XmlSchemaAnnotation annotation =
-                    handleAnnotation(annotationEl);
-            any.setAnnotation(annotation);
-        }
-        any.minOccurs = getMinOccurs(anyEl);
-        any.maxOccurs = getMaxOccurs(anyEl);
-
-        return any;
-    }
-
-    private XmlSchemaChoice handleChoice(XmlSchema schema, Element choiceEl,
-                                         Element schemaEl) {
-        XmlSchemaChoice choice = new XmlSchemaChoice();
-
-        if (choiceEl.hasAttribute("id"))
-            choice.id = choiceEl.getAttribute("id");
-
-        for (Element el = XDOMUtil.getFirstChildElementNS(choiceEl,
-                                                          XmlSchema.SCHEMA_NS)
-                ; el != null;
-             el = XDOMUtil.getNextSiblingElementNS(el, XmlSchema.SCHEMA_NS)) {
-
-            if (el.getLocalName().equals("sequence")) {
-                XmlSchemaSequence seq =
-                        handleSequence(schema, el, schemaEl);
-                choice.items.add(seq);
-            } else if (el.getLocalName().equals("element")) {
-                XmlSchemaElement element =
-                        handleElement(schema, el, schemaEl, false);
-                choice.items.add(element);
-            } else if (el.getLocalName().equals("group")) {
-                XmlSchemaGroupRef group =
-                        handleGroupRef(schema, el, schemaEl);
-                choice.items.add(group);
-            } else if (el.getLocalName().equals("choice")) {
-                XmlSchemaChoice choiceItem =
-                        handleChoice(schema, el, schemaEl);
-                choice.items.add(choiceItem);
-            } else if (el.getLocalName().equals("any")) {
-                XmlSchemaAny any = handleAny(schema, el, schemaEl);
-                choice.items.add(any);
-            } else if (el.getLocalName().equals("annotation")) {
-                XmlSchemaAnnotation annotation = handleAnnotation(el);
-                choice.setAnnotation(annotation);
-            }
-        }
-        return choice;
-    }
-
-    private XmlSchemaAll handleAll(XmlSchema schema, Element allEl,
-                                   Element schemaEl) {
-
-        XmlSchemaAll all = new XmlSchemaAll();
-
-        for (Element el = XDOMUtil.getFirstChildElementNS(allEl, XmlSchema.SCHEMA_NS);
-             el != null; el = XDOMUtil.getNextSiblingElementNS(el, XmlSchema.SCHEMA_NS)) {
-
-            if (el.getLocalName().equals("element")) {
-                XmlSchemaElement element = handleElement(schema, el, schemaEl, false);
-                all.items.add(element);
-            } else if (el.getLocalName().equals("annotation")) {
-                XmlSchemaAnnotation annotation = handleAnnotation(el);
-                all.setAnnotation(annotation);
-            }
-        }
-        return all;
-    }
-
-    private XmlSchemaGroup handleGroup(XmlSchema schema, Element groupEl,
-                                       Element schemaEl) {
-
-        XmlSchemaGroup group = new XmlSchemaGroup();
-        group.name = groupEl.getAttribute("name");
-
-        for (Element el = XDOMUtil.getFirstChildElementNS(groupEl,
-                                                          XmlSchema.SCHEMA_NS);
-             el != null;
-             el = XDOMUtil.getNextSiblingElementNS(el, XmlSchema.SCHEMA_NS)) {
-
-            if (el.getLocalName().equals("all")) {
-                group.particle = handleAll(schema, el, schemaEl);
-            } else if (el.getLocalName().equals("sequence")) {
-                group.particle = handleSequence(schema, el, schemaEl);
-            } else if (el.getLocalName().equals("choice")) {
-                group.particle = handleChoice(schema, el, schemaEl);
-            } else if (el.getLocalName().equals("annotation")) {
-                XmlSchemaAnnotation groupAnnotation =
-                        handleAnnotation(el);
-                group.setAnnotation(groupAnnotation);
-            }
-        }
-        return group;
-    }
-
-    private XmlSchemaAttributeGroup handleAttributeGroup(XmlSchema schema,
-                                                         Element groupEl,
-                                                         Element schemaEl) {
-        XmlSchemaAttributeGroup attrGroup =
-                new XmlSchemaAttributeGroup();
-
-        if (groupEl.hasAttribute("name"))
-            attrGroup.name = groupEl.getAttribute("name");
-        if (groupEl.hasAttribute("id"))
-            attrGroup.id = groupEl.getAttribute("id");
-
-        for (Element el = XDOMUtil.getFirstChildElementNS(groupEl,
-                                                          XmlSchema.SCHEMA_NS);
-             el != null;
-             el = XDOMUtil.getNextSiblingElementNS(el, XmlSchema.SCHEMA_NS)) {
-
-            if (el.getLocalName().equals("attribute")) {
-                XmlSchemaAttribute attr =
-                        handleAttribute(schema, el, schemaEl);
-                attrGroup.attributes.add(attr);
-            } else if (el.getLocalName().equals("attributeGroup")) {
-                XmlSchemaAttributeGroupRef attrGroupRef =
-                        handleAttributeGroupRef(schema, el, schemaEl);
-                attrGroup.attributes.add(attrGroupRef);
-            } else if (el.getLocalName().equals("anyAttribute")) {
-                attrGroup.anyAttribute = handleAnyAttribute(schema,
-                                                            el, schemaEl);
-            } else if (el.getLocalName().equals("annotation")) {
-                XmlSchemaAnnotation ann = handleAnnotation(el);
-                attrGroup.setAnnotation(ann);
-            }
-        }
-        return attrGroup;
-    }
-
-    private XmlSchemaAnyAttribute handleAnyAttribute(XmlSchema schema,
-                                                     Element anyAttrEl,
-                                                     Element schemaEl) {
-
-        XmlSchemaAnyAttribute anyAttr = new XmlSchemaAnyAttribute();
-
-        if (anyAttrEl.hasAttribute("namespace"))
-            anyAttr.namespace = anyAttrEl.getAttribute("namespace");
-
-        if (anyAttrEl.hasAttribute("processContents")) {
-
-            String contentProcessing = getEnumString(anyAttrEl,
-                                                     "processContents");
-
-            anyAttr.processContent = new XmlSchemaContentProcessing(contentProcessing);
-        }
-        if (anyAttrEl.hasAttribute("id"))
-            anyAttr.id = anyAttrEl.getAttribute("id");
-
-        Element annotationEl =
-                XDOMUtil.getFirstChildElementNS(anyAttrEl,
-                                                XmlSchema.SCHEMA_NS, "annotation");
-
-        if (annotationEl != null) {
-            XmlSchemaAnnotation annotation =
-                    handleAnnotation(annotationEl);
-
-            anyAttr.setAnnotation(annotation);
-        }
-        return anyAttr;
-    }
-
-    private XmlSchemaGroupRef handleGroupRef(XmlSchema schema,
-                                             Element groupEl, Element schemaEl) {
-
-        XmlSchemaGroupRef group = new XmlSchemaGroupRef();
-
-        Element annotationEl = XDOMUtil.getFirstChildElementNS(groupEl,
-                                                               XmlSchema.SCHEMA_NS,
-                                                               "annotation");
-
-        if (annotationEl != null) {
-            XmlSchemaAnnotation annotation =
-                    handleAnnotation(annotationEl);
-
-            group.setAnnotation(annotation);
-        }
-
-        if (groupEl.hasAttribute("ref")) {
-            String ref = groupEl.getAttribute("ref");
-            String parts[] = Tokenizer.tokenize(ref, ":");
-            String prefix = "";
-            if (parts.length > 1)
-                prefix = parts[0];
-            Object result = schema.namespaces.get(prefix);
-            //String namespace = (result==null)?"":result.toString();
-            if (result == null)
-                throw new XmlSchemaException("No namespace found in "
-                                             + "given ref group");
-            ref = Tokenizer.lastToken(ref, ":")[1];
-            group.refName = new QName(result.toString(), ref);
-
-            return group;
-        }
-        for (Element el = XDOMUtil.getFirstChildElementNS(groupEl,
-                                                          XmlSchema.SCHEMA_NS)
-                ; el != null;
-             el = XDOMUtil.getNextSiblingElement(el)) {
-
-            if (el.getLocalName().equals("sequence")) {
-                XmlSchemaSequence sequence =
-                        handleSequence(schema, el, schemaEl);
-                group.particle = sequence;
-            } else if (el.getLocalName().equals("all")) {
-                XmlSchemaAll all = handleAll(schema, el, schemaEl);
-                group.particle = all;
-            } else if (el.getLocalName().equals("choice")) {
-                XmlSchemaChoice choice = handleChoice(schema, el,
-                                                      schemaEl);
-                group.particle = choice;
-            }
-        }
-        return group;
-    }
-
-    private XmlSchemaAttribute handleAttribute(XmlSchema schema,
-                                               Element attrEl, Element schemaEl) {
-        //todo: need to implement different rule of attribute such as
-        //restriction between ref and name.  This can be implemented
-        //in the compile function
-        XmlSchemaAttribute attr = new XmlSchemaAttribute();
-
-        if (attrEl.hasAttribute("name")) {
-            String name = attrEl.getAttribute("name");
-            //String namespace = (schema.targetNamespace==null)?
-            //                  "" :schema.targetNamespace;
-
-            attr.name = name;
-            attr.qualifiedName = new QName(schema.targetNamespace, name);
-        }
-
-        if (attrEl.hasAttribute("type")) {
-            String name = attrEl.getAttribute("type");
-            String type[] = Tokenizer.tokenize(name, ":");
-            String namespace;
-
-            if (type.length > 1) {
-                Object result = schema.namespaces.get(type[0]);
-                if (result == null)
-                    throw new XmlSchemaException("No namespace found"
-                                                 + " in given attribute type");
-
-                namespace = result.toString();
-            } else
-                namespace = schema.targetNamespace;
-            name = Tokenizer.lastToken(name, ":")[1];
-            attr.schemaTypeName = new QName(namespace, name);
-        }
-
-        if (attrEl.hasAttribute("default"))
-            attr.defaultValue = attrEl.getAttribute("default");
-
-        if (attrEl.hasAttribute("fixed"))
-            attr.fixedValue = attrEl.getAttribute("fixed");
-
-        if (attrEl.hasAttribute("form")) {
-            String formValue = getEnumString(attrEl, "form");
-            attr.form = new XmlSchemaForm(formValue);
-        }
-        if (attrEl.hasAttribute("id"))
-            attr.id = attrEl.getAttribute("id");
-
-
-        if (attrEl.hasAttribute("use")) {
-            String useType = getEnumString(attrEl, "use");
-            attr.use = new XmlSchemaUse(useType);
-        }
-        if (attrEl.hasAttribute("ref")) {
-            String name = attrEl.getAttribute("ref");
-            String[] namespaceFromEl = Tokenizer.tokenize(name, ":");
-            String namespace;
-
-            if (namespaceFromEl.length > 1) {
-                Object result =
-                        schema.namespaces.get(namespaceFromEl[0]);
-                if (result == null && namespaceFromEl[0].equals(Constants.XMLNS_PREFIX)) {
-                    result = Constants.XMLNS_URI;
-                }
-                if (result == null)
-                    throw new XmlSchemaException("No namespace found in"
-                                                 + " given ref");
-                namespace = result.toString();
-            } else
-                namespace = schema.targetNamespace;
-            name = Tokenizer.lastToken(name, ":")[1];
-            attr.refName = new QName(namespace, name);
-            attr.name = name;
-        }
-
-        Element simpleTypeEl =
-                XDOMUtil.getFirstChildElementNS(attrEl,
-                                                XmlSchema.SCHEMA_NS, "simpleType");
-
-        if (simpleTypeEl != null) {
-            attr.schemaType = handleSimpleType(schema, simpleTypeEl,
-                                               schemaEl);
-        }
-
-        Element annotationEl =
-                XDOMUtil.getFirstChildElementNS(attrEl,
-                                                XmlSchema.SCHEMA_NS, "annotation");
-
-        if (annotationEl != null) {
-            XmlSchemaAnnotation annotation =
-                    handleAnnotation(annotationEl);
-
-            attr.setAnnotation(annotation);
-        }
-
-        NamedNodeMap attrNodes = attrEl.getAttributes();
-        Vector attrs = new Vector();
-        for (int i = 0; i < attrNodes.getLength(); i++) {
-            Attr att = (Attr) attrNodes.item(i);
-            if (!att.getName().equals("name") &&
-                    !att.getName().equals("type") &&
-                    !att.getName().equals("default") &&
-                    !att.getName().equals("fixed") &&
-                    !att.getName().equals("form") &&
-                    !att.getName().equals("id") &&
-                    !att.getName().equals("use") &&
-                    !att.getName().equals("ref")) {
-
-
-                attrs.add(att);
-                String value = att.getValue();
-
-                if (value.indexOf(":") > -1) {
-                    // there is a possiblily of some namespace mapping
-                    String prefix = value.substring(0, value.indexOf(":"));
-                    //String value = ( String) value.substring( value.indexOf( ":" ) + 1);
-                    String namespace = (String) schema.namespaces.get(prefix);
-                    if (namespace != null) {
-                        Attr nsAttr = attrEl.getOwnerDocument().createAttribute("xmlns:" + prefix);
-                        nsAttr.setValue(namespace);
-                        attrs.add(nsAttr);
-                    }
-                }
-            }
-        }
-
-        if (attrs.size() > 0)
-            attr.setUnhandledAttributes((Attr[]) attrs.toArray(new Attr[0]));
-        return attr;
-    }
-
-    /********
-     * handle_simple_content_restriction
-     *
-     * if( restriction has base attribute )
-     *		set the baseType
-     * else if( restriciton has an inline simpleType )
-     *		handleSimpleType
-     * add facets if any to the restriction
-     */
-
-    /*********
-     * handle_simple_content_extension
-     *
-     * extension should have a base name and cannot have any inline defn
-     * for( each childNode  )
-     *		if( attribute)
-     *			handleAttribute
-     *		else if( attributeGroup)
-     *			handleAttributeGroup
-     *		else if( anyAttribute)
-     *			handleAnyAttribute
-     */
-
-    /**
-     * ********
-     * handle_complex_content_restriction
-     */
-    XmlSchemaElement handleElement(XmlSchema schema,
-                                   Element el,
-                                   Element schemaEl,
-                                   boolean isGlobal) {
-
-        XmlSchemaElement element = new XmlSchemaElement();
-
-        if (el.getAttributeNode("name") != null)
-            element.name = el.getAttribute("name");
-
-        //                String namespace = (schema.targetNamespace==null)?
-        //                                      "" : schema.targetNamespace;
-
-        boolean isQualified = schema.getElementFormDefault().getValue().equals(XmlSchemaForm.QUALIFIED);
-        if (el.hasAttribute("form")) {
-            String formDef = el.getAttribute("form");
-            element.form = new XmlSchemaForm(formDef);
-            isQualified = formDef.equals(XmlSchemaForm.QUALIFIED);
-        }
-
-        String ns = (isQualified || isGlobal) ? schema.targetNamespace :
-                                                     null;
-        
-        if(element.name != null) {
-            element.qualifiedName = new QName(ns, element.name);
-        }
-        
-        Element annotationEl =
-                XDOMUtil.getFirstChildElementNS(el,
-                                                XmlSchema.SCHEMA_NS,
-                                                "annotation");
-
-        if (annotationEl != null) {
-            XmlSchemaAnnotation annotation =
-                    handleAnnotation(annotationEl);
-
-            element.setAnnotation(annotation);
-        }
-        if (el.getAttributeNode("type") != null) {
-            String typeName = el.getAttribute("type");
-            String[] args = Tokenizer.tokenize(typeName, ":");
-            String namespace = "";
-
-            if (args.length > 1) {
-                Object result = schema.getNamespace(args[0]);
-                if (result == null)
-                    throw new XmlSchemaException(
-                            "Couldn't map prefix '" + args[0] +
-                            "' to a namespace");
-
-                namespace = result.toString();
-            } else
-                namespace = schema.targetNamespace;
-            typeName = Tokenizer.lastToken(typeName, ":")[1];
-            QName typeQName = new QName(namespace, typeName);
-            element.schemaTypeName = typeQName;
-
-            XmlSchemaType type = collection.getTypeByQName(typeQName);
-            if (type == null) {
-                // Could be a forward reference...
-                collection.addUnresolvedType(typeQName, element);
-            }
-            element.schemaType = type;
-        } else if (el.getAttributeNode("ref") != null) {
-            String refName = el.getAttribute("ref");
-
-            String[] args = Tokenizer.tokenize(refName, ":");
-            String namespace;
-            if (args.length > 1) {
-                Object result = schema.namespaces.get(args[0]);
-                if (result == null)
-                    throw new XmlSchemaException("No namespace found in"
-                                                 + "given ref");
-
-                namespace = result.toString();
-            } else
-                namespace = schema.targetNamespace;
-            refName = Tokenizer.lastToken(refName, ":")[1];
-            element.setRefName(new QName(namespace, refName));
-            element.name = refName;
-        }
-
-        Element simpleTypeEl, complexTypeEl, keyEl, keyrefEl, uniqueEl;
-
-        if ((simpleTypeEl = XDOMUtil.getFirstChildElementNS(el,
-                                                            XmlSchema.SCHEMA_NS, "simpleType")) != null) {
-
-            XmlSchemaSimpleType simpleType =
-                    handleSimpleType(schema, simpleTypeEl, schemaEl);
-            element.schemaType = simpleType;
-            element.schemaTypeName = simpleType.getQName();
-        } else if ((complexTypeEl =
-                XDOMUtil.getFirstChildElementNS(el, XmlSchema.SCHEMA_NS,
-                                                "complexType")) != null) {
-
-            XmlSchemaComplexType complexType =
-                    handleComplexType(schema, complexTypeEl, schemaEl);
-
-            element.schemaType = complexType;
-        } else if ((keyEl =
-                XDOMUtil.getFirstChildElementNS(el, XmlSchema.SCHEMA_NS, "key")) != null) {
-
-            XmlSchemaIdentityConstraint key =
-                    handleConstraint(schema, keyEl, schemaEl, "Key");
-            element.constraints.add(key);
-        } else if ((keyrefEl = XDOMUtil.getFirstChildElementNS(el, XmlSchema.SCHEMA_NS, "keyref")) != null) {
-
-            XmlSchemaKeyref keyRef =
-                    (XmlSchemaKeyref) handleConstraint(schema, keyrefEl,
-                                                       schemaEl, "Keyref");
-
-            if (el.hasAttribute("refer")) {
-                String name = el.getAttribute("refer");
-                String qName[] =
-                        Tokenizer.tokenize(name, ":");
-                String namespace;
-
-                if (qName.length > 1) {
-                    Object result = schema.namespaces.get(qName[0]);
-                    namespace = result.toString();
-                } else
-                    namespace = schema.targetNamespace;
-                name = Tokenizer.lastToken(name, ":")[1];
-                keyRef.refer = new QName(namespace, name);
-            }
-
-            element.constraints.add(keyRef);
-
-        } else if ((uniqueEl =
-                XDOMUtil.getFirstChildElementNS(el,
-                                                XmlSchema.SCHEMA_NS, "unique")) != null) {
-
-            XmlSchemaIdentityConstraint unique =
-                    handleConstraint(schema, uniqueEl, schemaEl, "Unique");
-
-            element.constraints.add(unique);
-        }
-
-        if (el.hasAttribute("abstract"))
-            element.isAbstract =
-                    new Boolean(el.getAttribute("abstract")).booleanValue();
-
-        if (el.hasAttribute("block"))
-            element.block = getDerivation(el, "block");
-
-        if (el.hasAttribute("default"))
-            element.defaultValue = el.getAttribute("default");
-
-        if (el.hasAttribute("final"))
-            element.finalDerivation = getDerivation(el, "final");
-
-        if (el.hasAttribute("fixed"))
-            element.fixedValue = el.getAttribute("fixed");
-
-        if (el.hasAttribute("id"))
-            element.id = el.getAttribute("id");
-
-        if (el.hasAttribute("nillable"))
-            element.isNillable =
-                    new Boolean(el.getAttribute("nillable")).booleanValue();
-
-
-        element.minOccurs = getMinOccurs(el);
-        element.maxOccurs = getMaxOccurs(el);
-        return element;
-    }
-
-    private XmlSchemaIdentityConstraint handleConstraint(XmlSchema schema,
-                                                         Element constraintEl, Element schemaEl, String type) {
-
-        try {
-            XmlSchemaIdentityConstraint constraint =
-                    (XmlSchemaIdentityConstraint) Class.forName("org.apache.ws.commons.schema.XmlSchema" + type).newInstance();
-
-            if (constraintEl.hasAttribute("name"))
-                constraint.name = constraintEl.getAttribute("name");
-
-            if (constraintEl.hasAttribute("refer")) {
-                String name = constraintEl.getAttribute("refer");
-                String[] namespaceFromEl =
-                        Tokenizer.tokenize(name, ":");
-                String namespace;
-
-                if (namespaceFromEl.length > 1) {
-                    Object result =
-                            schema.namespaces.get(namespaceFromEl[0]);
-                    if (result == null)
-                        throw new XmlSchemaException("No namespace found in "
-                                                     + "given base simple content type");
-
-                    namespace = result.toString();
-                } else
-                    namespace = schema.targetNamespace;
-
-                name = Tokenizer.lastToken(name, ":")[1];
-                constraint.name = name; // need to confirm as it is not name but refer
-                ((XmlSchemaKeyref) constraint).refer =
-                        new QName(namespace, name);
-
-            }
-            for (Element el = XDOMUtil.getFirstChildElementNS(constraintEl,
-                                                              XmlSchema.SCHEMA_NS);
-                 el != null;
-                 el = XDOMUtil.getNextSiblingElementNS(el, XmlSchema.SCHEMA_NS)) {
-
-                //    String elPrefix = el.getPrefix() == null ? ""
-                //     : el.getPrefix();
-                //if(elPrefix.equals(schema.schema_ns_prefix)) {
-                if (el.getLocalName().equals("selector")) {
-                    XmlSchemaXPath selectorXPath =
-                            new XmlSchemaXPath();
-                    selectorXPath.xpath = el.getAttribute("xpath");
-
-                    Element annotationEl =
-                            XDOMUtil.getFirstChildElementNS(el, XmlSchema.SCHEMA_NS,
-                                                            "annotation");
-                    if (annotationEl != null) {
-                        XmlSchemaAnnotation annotation =
-                                handleAnnotation(annotationEl);
-
-                        selectorXPath.setAnnotation(annotation);
-                    }
-                    constraint.selector = selectorXPath;
-                } else if (el.getLocalName().equals("field")) {
-                    XmlSchemaXPath fieldXPath = new XmlSchemaXPath();
-                    fieldXPath.xpath = el.getAttribute("xpath");
-                    constraint.fields.add(fieldXPath);
-
-                    Element annotationEl =
-                            XDOMUtil.getFirstChildElementNS(el, XmlSchema.SCHEMA_NS,
-                                                            "annotation");
-
-                    if (annotationEl != null) {
-                        XmlSchemaAnnotation annotation =
-                                handleAnnotation(annotationEl);
-
-                        fieldXPath.setAnnotation(annotation);
-                    }
-                } else if (el.getLocalName().equals("annotation")) {
-                    XmlSchemaAnnotation constraintAnnotation =
-                            handleAnnotation(el);
-                    constraint.setAnnotation(constraintAnnotation);
-                }
-            }
-            return constraint;
-        } catch (ClassNotFoundException e) {
-            throw new XmlSchemaException(e.getMessage());
-        } catch (InstantiationException e) {
-            throw new XmlSchemaException(e.getMessage());
-        } catch (IllegalAccessException e) {
-            throw new XmlSchemaException(e.getMessage());
-        }
-    }
-
-    XmlSchemaImport handleImport(XmlSchema schema, Element importEl,
-                                 Element schemaEl) {
-
-        XmlSchemaImport schemaImport = new XmlSchemaImport();
-
-        Element annotationEl =
-                XDOMUtil.getFirstChildElementNS(importEl, XmlSchema.SCHEMA_NS, "annotation");
-
-        if (annotationEl != null) {
-            XmlSchemaAnnotation importAnnotation =
-                    handleAnnotation(annotationEl);
-            schemaImport.setAnnotation(importAnnotation);
-        }
-
-        schemaImport.namespace = importEl.getAttribute("namespace");
-        schemaImport.schemaLocation =
-                importEl.getAttribute("schemaLocation");
-
-        if ((schemaImport.schemaLocation != null) && (!schemaImport.schemaLocation.equals("")))
-            schemaImport.schema = getXmlSchemaFromLocation(schemaImport.schemaLocation);
-        return schemaImport;
-    }
-
-    XmlSchemaInclude handleInclude(XmlSchema schema,
-                                   Element includeEl, Element schemaEl) {
-
-        XmlSchemaInclude include = new XmlSchemaInclude();
-
-        Element annotationEl =
-                XDOMUtil.getFirstChildElementNS(includeEl,
-                                                XmlSchema.SCHEMA_NS, "annotation");
-
-        if (annotationEl != null) {
-            XmlSchemaAnnotation includeAnnotation =
-                    handleAnnotation(annotationEl);
-            include.setAnnotation(includeAnnotation);
-        }
-
-        include.schemaLocation =
-                includeEl.getAttribute("schemaLocation");
-
-
-        include.schema =
-                getXmlSchemaFromLocation(include.schemaLocation);
-
-        XmlSchemaObjectCollection coll = include.schema.getItems();
-
-        return include;
-    }
-
-    /**
-     * Traversing if encounter appinfo or documentation
-     * add it to annotation collection
-     */
-    XmlSchemaAnnotation handleAnnotation(Element annotEl) {
-        XmlSchemaObjectCollection content = new XmlSchemaObjectCollection();
-        XmlSchemaAppInfo appInfoObj;
-        XmlSchemaDocumentation docsObj;
-
-        for (Element appinfo = XDOMUtil.getFirstChildElementNS(annotEl,
-                                                               XmlSchema.SCHEMA_NS, "appinfo");
-             appinfo != null;
-             appinfo = XDOMUtil.getNextSiblingElementNS(appinfo, XmlSchema.SCHEMA_NS, "appinfo")) {
-
-            appInfoObj = handleAppInfo(appinfo);
-            content.add(appInfoObj);
-        }
-        for (Element documentation = XDOMUtil.getFirstChildElementNS(annotEl,
-                                                                     XmlSchema.SCHEMA_NS, "documentation");
-             documentation != null;
-             documentation = XDOMUtil.getNextSiblingElementNS(documentation,
-
-
-                                                              XmlSchema.SCHEMA_NS, "documentation")) {
-
-            docsObj = handleDocumentation(documentation);
-            content.add(docsObj);
-        }
-
-        XmlSchemaAnnotation annotation = new XmlSchemaAnnotation();
-        annotation.items = content;
-        return annotation;
-    }
-
-    //create new XmlSchemaAppinfo and add value goten from element
-    //to this obj
-    XmlSchemaAppInfo handleAppInfo(Element content) {
-        XmlSchemaAppInfo appInfo = new XmlSchemaAppInfo();
-        NodeList markup = getChild(content);
-
-        if (!content.hasAttribute("source") && markup.getLength() <= 0)
-            return null;
-        appInfo.setSource(getAttribute(content, "source"));
-        appInfo.setMarkup(markup);
-        return appInfo;
-    }
-
-    //iterate each documentation element, create new XmlSchemaAppinfo and add to collection
-    XmlSchemaDocumentation handleDocumentation(Element content) {
-        XmlSchemaDocumentation documentation = new XmlSchemaDocumentation();
-        NodeList markup = getChild(content);
-
-        if (!content.hasAttribute("source") &&
-                !content.hasAttribute("xml:lang") && markup.getLength() <= 0)
-            return null;
-
-        documentation.setSource(getAttribute(content, "source"));
-        documentation.setLanguage(getAttribute(content, "xml:lang"));
-        documentation.setMarkup(getChild(content));
-
-        return documentation;
-    }
-
-    private String getAttribute(Element content, String attrName) {
-        if (content.hasAttribute(attrName))
-            return content.getAttribute(attrName);
-        return null;
-    }
-
-    private NodeList getChild(Element content) {
-        NodeList childs = content.getChildNodes();
-        if (childs.getLength() > 0)
-            return childs;
-        return null;
-    }
-
-    long getMinOccurs(Element el) {
-        try {
-            if (el.getAttributeNode("minOccurs") != null) {
-                String value = el.getAttribute("minOccurs");
-                if (value.equals("unbounded"))
-                    return Long.MAX_VALUE;
-                else
-                    return new Long(value).longValue();
-            }
-            return 1;
-        } catch (java.lang.NumberFormatException e) {
-            return 1;
-        }
-    }
-
-    long getMaxOccurs(Element el) {
-        try {
-            if (el.getAttributeNode("maxOccurs") != null) {
-                String value = el.getAttribute("maxOccurs");
-                if (value.equals("unbounded"))
-                    return Long.MAX_VALUE;
-                else
-                    return new Long(value).longValue();
-            }
-            return 1;
-        } catch (java.lang.NumberFormatException e) {
-            return 1;
-        }
-    }
-
-    XmlSchemaForm getFormDefault(Element el, String attrName) {
-        if (el.getAttributeNode(attrName) != null) {
-            String value = el.getAttribute(attrName);
-            return new XmlSchemaForm(value);
-        } else
-            return new XmlSchemaForm("unqualified");
-    }
-
-    //Check value entered by user and change according to .net spec,
-    //according to w3c spec have to be "#all"
-    //but in .net the valid enum value is "all".
-    XmlSchemaDerivationMethod getDerivation(Element el, String attrName) {
-        if (el.hasAttribute(attrName)) {
-            //#all | List of (extension | restriction | substitution
-            String derivationMethod = el.getAttribute(attrName).trim();
-            char c = Character.toUpperCase(derivationMethod.charAt(0));
-            if (derivationMethod.equals("#all"))
-                return new XmlSchemaDerivationMethod("All");
-            else
-                return new XmlSchemaDerivationMethod(c + derivationMethod.substring(1));
-        }
-        return new XmlSchemaDerivationMethod("None");
-    }
-
-    //Check value entered by user and change according to .net spec, user
-    String getEnumString(Element el, String attrName) {
-        if (el.hasAttribute(attrName)) {
-            String contentProcessing = el.getAttribute(attrName).trim();
-            char c = Character.toUpperCase(contentProcessing.charAt(0));
-            return c + contentProcessing.substring(1);
-        }
-        return "None";
-    }
-
-    XmlSchema getXmlSchemaFromLocation(String schemaLocation) {
-        XmlSchema s = collection.read(new InputSource(schemaLocation), null);
-        return s;
-    }
-}
+/*
+ * Copyright 2004,2005 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.ws.commons.schema;
+
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.w3c.dom.NamedNodeMap;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+import org.w3c.dom.Attr;
+import org.apache.ws.commons.schema.utils.XDOMUtil;
+import org.apache.ws.commons.schema.utils.Tokenizer;
+import org.apache.ws.commons.schema.constants.Constants;
+import org.xml.sax.InputSource;
+
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.namespace.QName;
+import java.util.Vector;
+import java.util.StringTokenizer;
+
+public class SchemaBuilder {
+    Document doc;
+    XmlSchema schema;
+    XmlSchemaCollection collection;
+
+    DocumentBuilderFactory docFac;
+
+    SchemaBuilder(XmlSchemaCollection collection) {
+        this.collection = collection;
+        schema = new XmlSchema(collection);
+    }
+
+    XmlSchema build(Document doc, ValidationEventHandler veh) {
+        Element schemaEl = doc.getDocumentElement();
+        return handleXmlSchemaElement(schemaEl);
+    }
+
+    XmlSchema handleXmlSchemaElement(Element schemaEl) {
+        // get all the attributes along with the namespace declns
+
+        setNamespaceAttributes(schema, schemaEl);
+        schema.setElementFormDefault(this.getFormDefault(schemaEl,
+                                                         "elementFormDefault"));
+        schema.setAttributeFormDefault(this.getFormDefault(schemaEl,
+                                                           "attributeFormDefault"));
+        schema.setBlockDefault(this.getDerivation(schemaEl, "blockDefault"));
+        schema.setFinalDefault(this.getDerivation(schemaEl, "finalDefault"));
+
+        /***********
+         * for ( each childElement)
+         *		if( simpleTypeElement)
+         *			handleSimpleType
+         *		else if( complexType)
+         *			handleComplexType
+         *		else if( element)
+         *			handleElement
+         *		else if( include)
+         *			handleInclude
+         *		else if( import)
+         *			handleImport
+         *		else if (group)
+         *			handleGroup
+         *		else if (attributeGroup)
+         *			handleattributeGroup
+         *		else if( attribute)
+         *			handleattribute
+         *		else if (redefine)
+         *			handleRedefine
+         *		else if(notation)
+         *			handleNotation
+         */
+
+        for (Element el = XDOMUtil.getFirstChildElementNS(schemaEl, XmlSchema.SCHEMA_NS); el != null;
+             el = XDOMUtil.getNextSiblingElementNS(el, XmlSchema.SCHEMA_NS)) {
+
+            // String elPrefix = el.getPrefix() == null ? "" : el.getPrefix();
+            //if(elPrefix.equals(schema.schema_ns_prefix)) {
+            if (el.getLocalName().equals("simpleType")) {
+                XmlSchemaType type = handleSimpleType(schema, el, schemaEl);
+                schema.addType(type);
+                schema.items.add(type);
+                collection.resolveType(type.getQName(), type);
+            } else if (el.getLocalName().equals("complexType")) {
+                XmlSchemaType type = handleComplexType(schema, el, schemaEl);
+                schema.addType(type);
+                schema.items.add(type);
+                collection.resolveType(type.getQName(), type);
+            } else if (el.getLocalName().equals("element")) {
+                XmlSchemaElement element = handleElement(schema, el, schemaEl, true);
+                if (element.qualifiedName != null)
+                    schema.elements.collection.put(element.qualifiedName, element);
+                else if (element.refName != null)
+                    schema.elements.collection.put(element.refName, element);
+                schema.items.add(element);
+            } else if (el.getLocalName().equals("include")) {
+                XmlSchemaInclude include = handleInclude(schema,
+                                                         el, schemaEl);
+                schema.includes.add(include);
+                schema.items.add(include);
+            } else if (el.getLocalName().equals("import")) {
+                XmlSchemaImport schemaImport = handleImport(schema,
+                                                            el, schemaEl);
+                schema.includes.add(schemaImport);
+                schema.items.add(schemaImport);
+            } else if (el.getLocalName().equals("group")) {
+                XmlSchemaGroup group = handleGroup(schema, el, schemaEl);
+                schema.groups.collection.put(group.name, group);
+                schema.items.add(group);
+            } else if (el.getLocalName().equals("attributeGroup")) {
+                XmlSchemaAttributeGroup group = handleAttributeGroup(schema,
+                                                                     el, schemaEl);
+                schema.attributeGroups.collection.put(group.name, group);
+                schema.items.add(group);
+            } else if (el.getLocalName().equals("attribute")) {
+                XmlSchemaAttribute attr = handleAttribute(schema,
+                                                          el, schemaEl);
+                schema.attributes.collection.put(attr.qualifiedName, attr);
+                schema.items.add(attr);
+            } else if (el.getLocalName().equals("redefine")) {
+                XmlSchemaRedefine redefine = handleRedefine(schema,
+                                                            el, schemaEl);
+                schema.includes.add(redefine);
+            } else if (el.getLocalName().equals("notation")) {
+                //TODO: implement Notation
+            } else if (el.getLocalName().equals("annotation")) {
+                // Vidyanand : added this part
+                XmlSchemaAnnotation annotation = handleAnnotation(schema, el, schemaEl);
+                schema.setAnnotation(annotation);
+            }
+            //}
+        }
+        return schema;
+    }
+
+    private XmlSchemaAnnotation handleAnnotation(XmlSchema schema,
+                                                 Element annotEl,
+                                                 Element schemaEl) {
+        XmlSchemaAnnotation annotation = new XmlSchemaAnnotation();
+        XmlSchemaObjectCollection collection = annotation.getItems();
+        for (Element el = XDOMUtil.getFirstChildElement(annotEl);
+             el != null; el = XDOMUtil.getFirstChildElement(el)) {
+
+            if (el.getLocalName().equals("documentation")) {
+                XmlSchemaDocumentation doc = new XmlSchemaDocumentation();
+                doc.setMarkup(el.getChildNodes());
+                collection.add(doc);
+            }
+        }
+        return annotation;
+    }
+
+
+    private XmlSchemaRedefine handleRedefine(XmlSchema schema,
+                                             Element redefineEl, Element schemaEl) {
+
+        XmlSchemaRedefine redefine = new XmlSchemaRedefine();
+        redefine.schemaLocation =
+                redefineEl.getAttribute("schemaLocation");
+
+        redefine.schema =
+                getXmlSchemaFromLocation(redefine.schemaLocation);
+
+        for (Element el = XDOMUtil.getFirstChildElementNS(redefineEl,
+                                                          XmlSchema.SCHEMA_NS)
+                ; el != null;
+             el = XDOMUtil.getNextSiblingElementNS(el, XmlSchema.SCHEMA_NS)) {
+
+            //                    String elPrefix = el.getPrefix() == null ? "" : el.getPrefix();
+            //                    if(elPrefix.equals(schema.schema_ns_prefix)) {
+            if (el.getLocalName().equals("simpleType")) {
+                XmlSchemaType type =
+                        handleSimpleType(schema, el, schemaEl);
+
+                redefine.schemaTypes.collection.put(type.getQName(),
+                                                    type);
+                redefine.items.add(type);
+            } else if (el.getLocalName().equals("complexType")) {
+
+                XmlSchemaType type = handleComplexType(schema, el,

[... 1644 lines stripped ...]