| gvSIG desktop 1

package org.gvsig.xmlschema.som.impl;

import java.util.Iterator;

import org.gvsig.xmlschema.som.IXSComplexTypeDefinition;

import org.gvsig.xmlschema.som.IXSElementDeclaration;

import org.gvsig.xmlschema.som.IXSSchema;

import org.gvsig.xmlschema.som.IXSTypeDefinition;

import org.gvsig.xmlschema.utils.SchemaCollection;

import org.gvsig.xmlschema.utils.SchemaTags;

import org.gvsig.xmlschema.utils.SchemaUtils;

import org.w3c.dom.Element;

import org.w3c.dom.Node;

import org.w3c.dom.NodeList;

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

 * This program 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 2

 * of the License, or (at your option) any later version.

 *

 * This program 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 this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

/* CVS MESSAGES:

 *

 * $Id: XSElementDeclarationImpl.java 12439 2007-07-02 10:00:46Z jorpiell $

 * $Log$

 * Revision 1.3  2007-07-02 09:57:35  jorpiell

 * The generated xsd schemas have to be valid

 *

 * Revision 1.2  2007/06/22 12:20:48  jorpiell

 * The typeNotFoundException has been deleted. It never was thrown

 *

 * Revision 1.1  2007/06/14 16:15:03  jorpiell

 * builds to create the jars generated and add the schema code to the libGPEProject

 *

 * Revision 1.1  2007/06/14 13:50:07  jorpiell

 * The schema jar name has been changed

 *

 * Revision 1.4  2007/06/08 11:35:16  jorpiell

 * IXSSchema interface updated

 *

 * Revision 1.3  2007/06/07 14:54:13  jorpiell

 * Add the schema support

 *

 * Revision 1.2  2007/05/30 12:25:48  jorpiell

 * Add the element collection

 *

 * Revision 1.1  2007/05/25 11:55:00  jorpiell

 * First update

 *

 *

 */

/**

 * @author Jorge Piera LLodr? (jorge.piera@iver.es)

 */

public class XSElementDeclarationImpl extends XSComponentImpl implements IXSElementDeclaration{

        public XSElementDeclarationImpl(IXSSchema schema) {

                super(schema);                

        }

        /**

         * @return The element type

         * @throws TypeNotFoundException 

         */

        public IXSTypeDefinition getTypeDefinition(){

                //If is defined in the same node

                Iterator it = new SchemaCollection(getSchema(),getElement()).iterator();

                it.hasNext();

                Object type = it.next();

                //If is defined in the same schema

                if (type == null){

                        type = getSchema().getTypeByName(getQName().getNamespaceURI(), 

                                        getElement().getAttribute(SchemaTags.TYPE));

                }

                if (type != null){

                        return (IXSTypeDefinition)type;

                }

                return null;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.gpe.schema.som.IXSElementDeclaration#getTypeName()

         */

        public String getTypeName() {

                return getElement().getAttribute(SchemaTags.TYPE);

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.gpe.schema.som.IXSElementDeclaration#isNillable()

         */

        public boolean isNillable() {

                String nillable = getElement().getAttribute(SchemaTags.NILLABLE);

                if (nillable != null){

                        if (nillable.compareTo(SchemaTags.FALSE) == 0){

                                return false;

                        }

                }

                return true;

        }        

        /*

         * (non-Javadoc)

         * @see org.gvsig.gpe.schema.som.IXSElementDeclaration#getMaxOccurs()

         */

        public int getMaxOccurs() {

                String maxOccurs = getElement().getAttribute(SchemaTags.MAX_OCCURS);

                if (maxOccurs != null){

                        return Integer.parseInt(maxOccurs);

                }

                return 0;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.gpe.schema.som.IXSElementDeclaration#getMinOccurs()

         */

        public int getMinOccurs() {

                String minOccurs = getElement().getAttribute(SchemaTags.MIN_OCCURS);

                if (minOccurs != null){

                        return Integer.parseInt(minOccurs);

                }

                return 0;

        }

        public IXSElementDeclaration getSubElementByName(String nodeName) {

                if (getTypeDefinition() == null){

                        return null;

                }

                Element element = getTypeDefinition().getElement();

                nodeName = nodeName.substring(nodeName.indexOf(":")+1,nodeName.length());

                Element newElement = searchNode(element, nodeName);

                if (newElement != null){

                        XSElementDeclarationImpl childElement =  new XSElementDeclarationImpl(getSchema());

                        childElement.setElement(newElement);

                        return childElement;

                }

                return null;        

        }

        private Element searchNode(Element element, String nodeName){

                NodeList nodeList = element.getChildNodes();

                for (int i=0 ; i<nodeList.getLength() ; i++){

                        Node node = nodeList.item(i);

                                if(node.getNodeType() == Node.ELEMENT_NODE){

                                Element childElement = (Element)node;                                

                                if (SchemaUtils.matches(node, SchemaTags.XS_NS, SchemaTags.COMPLEX_CONTENT)){

                                        return searchNode(childElement, nodeName);

                                }else if (SchemaUtils.matches(node, SchemaTags.XS_NS, SchemaTags.EXTENSION)){

                                        return searchNode(childElement, nodeName);

                                }else if (SchemaUtils.matches(node, SchemaTags.XS_NS, SchemaTags.RESTRICTION)){

                                        return searchNode(childElement, nodeName);

                                }else if (SchemaUtils.matches(node, SchemaTags.XS_NS, SchemaTags.SEQUENCE)){

                                        return searchNode(childElement, nodeName);

                                }else if (SchemaUtils.matches(node, SchemaTags.XS_NS, SchemaTags.ALL)){

                                        return searchNode(childElement, nodeName);

                                }else if (SchemaUtils.matches(node, SchemaTags.XS_NS, SchemaTags.CHOICE)){

                                        return searchNode(childElement, nodeName);

                                }else if (SchemaUtils.matches(node, SchemaTags.XS_NS, SchemaTags.GROUP)){

                                        return searchNode(childElement, nodeName);

                                }                        

                                if (childElement.getAttribute(SchemaTags.NAME).compareTo(nodeName) == 0){

                                        return childElement;

                                }        

                        }

                }

                return null;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.gpe.schema.som.IXSElementDeclaration#addComplexType(java.lang.String, java.lang.String, java.lang.String)

         */

        public IXSComplexTypeDefinition addComplexType(String type,

                        String contentType, String contentTypeRestriction) {

                getElement().removeAttribute(SchemaTags.TYPE);

                Element eComplexType = getElementsFactory().createComplexType(

                                getSchema(), 

                                null,

                                type,

                                contentType,

                                contentTypeRestriction);

                addChildElement(eComplexType);

                XSComplexTypeDefinitionImpl complexType = new XSComplexTypeDefinitionImpl(getSchema());

                complexType.setElement(eComplexType);

                return complexType;

        }

}