svn-gvsig-desktop / tags / Root_piloto3d / libraries / libRemoteServices / src / org / gvsig / remoteClient / gml / GMLReader.java @ 9537
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package org.gvsig.remoteClient.gml; |
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import java.awt.geom.Rectangle2D; |
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import java.io.BufferedReader; |
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import java.io.File; |
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import java.io.FileInputStream; |
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import java.io.FileNotFoundException; |
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import java.io.FileReader; |
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import java.io.IOException; |
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import java.io.Reader; |
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import java.util.ArrayList; |
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import java.util.Hashtable; |
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import java.util.Properties; |
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import org.gvsig.remoteClient.gml.factories.FeaturesParserFactory; |
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import org.gvsig.remoteClient.gml.factories.IGeometriesFactory; |
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import org.gvsig.remoteClient.gml.factories.XMLParserFactory; |
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import org.gvsig.remoteClient.gml.schemas.XMLSchemaParser; |
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import org.gvsig.remoteClient.gml.schemas.XMLSchemasManager; |
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import org.kxml2.io.KXmlParser; |
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import org.xmlpull.v1.XmlPullParserException; |
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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/* CVS MESSAGES:
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*
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* $Id: GMLReader.java 9537 2007-01-04 10:08:42Z $
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* $Log$
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* Revision 1.1.2.2 2006-11-17 11:38:03 ppiqueras
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* Corregidos bugs y a?adida nueva funcionalidad. Del HEAD.
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*
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* Revision 1.2 2006/11/06 12:15:11 jorpiell
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* A?adido un constructor con un par?metro booleano que se usar? para abrir gml's sin validar el esquema
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*
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* Revision 1.1 2006/08/10 12:00:49 jorpiell
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* Primer commit del driver de Gml
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*
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*
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*/
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/**
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* This class must be used to read any GML 2.x file (2.0, 2.1.1
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* 2.1.2). It is able to parse GML features that have a xml complex
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* type with only one level of complexity. More levels and GML 3.x
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* will be supported in next versions.
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*
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* Name: OpenGIS? Geography Markup Language (GML) Implementation Specification,
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* Version: 2.x
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* Project Document: 01-029 (2.0), 02-099 (2.1.1) and 02-069 (v2.1.2)
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*
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* @author Jorge Piera Llodr? (piera_jor@gva.es)
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*/
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public class GMLReader { |
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private XMLSchemasManager schemasManager = null; |
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private GMLFeaturesParser featuresParser = null; |
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private File m_File = null; |
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/**
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* Constructor
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* @param file
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* GML File to read
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* @param factory
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* Geometries factory that is used to create the parsed
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* GML geometries
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* @throws Exception
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* @throws FileNotFoundException
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* When the file is not found
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*/
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public GMLReader(File file,IGeometriesFactory factory) throws Exception{ |
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this.m_File = file;
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initialize(factory); |
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} |
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/**
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* Constructor
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* @param file
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* GML File to read
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* @param factory
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* Geometries factory that is used to create the parsed
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* GML geometries
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* @param mustValidate
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* To validate or not validate the schemas
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* @throws Exception
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* @throws FileNotFoundException
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* When the file is not found
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*/
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public GMLReader(File file,IGeometriesFactory factory,boolean mustValidate) throws Exception{ |
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this(file,factory);
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} |
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/**
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* Initializes the XMLSchemaParser, tries to parse the GML header
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* to obtain the GML version and parses all the needed schemas
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* @param factory
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* Geometries factory that is used to create the parsed
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* GML geometries
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* @throws Exception
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*/
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private void initialize(IGeometriesFactory factory) throws Exception{ |
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XMLSchemaParser parser = new XMLParserFactory().createSchemaParser(m_File);
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//Retrieve the header attributes and download and parse the schemas
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schemasManager = new XMLSchemasManager(m_File);
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schemasManager.parse(parser); |
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//Parse the GML global fields
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featuresParser = new FeaturesParserFactory().createParser(getVersion(),factory,parser);
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} |
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/**
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* Gets the GML iteartor used to retrieve all the
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* features
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* @param factory
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* Factory to create the geometries
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* @return
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*/
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public IGMLFeaturesIterator getFeaturesIterator() throws Exception{ |
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return featuresParser.getFeaturesReader();
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} |
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/**
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* @return Returns the version.
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*/
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public String getVersion(){ |
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return schemasManager.getVersion();
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} |
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/**
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* @return Returns the extent.
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*/
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public Rectangle2D getExtent(){ |
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return featuresParser.getExtent().getExtent();
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} |
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/**
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* @return Returns the SRS
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*/
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public String getSRS(){ |
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return featuresParser.getExtent().getSrs();
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} |
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} |