Revision 2669 branches/CqCMSDvp/libraries/libCq CMS for java.old/src/org/cresques/io/GmlFile.java
| GmlFile.java | ||
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/* |
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* Cresques Mapping Suite. Graphic Library for constructing mapping applications. |
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* |
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* Copyright (C) 2004-5. |
|
| 5 | 3 |
* |
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* Copyright (C) 2004-5. |
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* |
|
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* This program is free software; you can redistribute it and/or |
| 7 | 7 |
* modify it under the terms of the GNU General Public License |
| 8 | 8 |
* as published by the Free Software Foundation; either version 2 |
| ... | ... | |
| 18 | 18 |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA. |
| 19 | 19 |
* |
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* For more information, contact: |
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*
|
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* |
|
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* cresques@gmail.com |
| 23 | 23 |
*/ |
| 24 | 24 |
package org.cresques.io; |
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|
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import java.util.Hashtable; |
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|
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import java.io.FileReader; |
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import java.io.BufferedReader; |
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import java.io.FileNotFoundException; |
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import java.io.IOException; |
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import java.io.InputStream; |
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import java.io.InputStreamReader; |
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import java.io.Reader; |
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import org.cresques.cts.ICoordTrans; |
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import org.cresques.cts.IProjection; |
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|
| ... | ... | |
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import org.cresques.px.gml.LineString; |
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import org.cresques.px.gml.MultiGeometry; |
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import org.cresques.px.gml.MultiPolygon; |
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import org.cresques.px.gml.Point; |
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import org.cresques.px.gml.Polygon; |
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import org.cresques.px.gml.Point; |
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import java.io.BufferedReader; |
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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.InputStream; |
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import java.io.InputStreamReader; |
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import java.io.Reader; |
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import java.util.Hashtable; |
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/** |
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* Cargador de ficheros .gml de JUMP de vivid solutions. |
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* Actualmente lee un subconjunto de datos. Datos de prueba generados por JUMP. |
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* @author "Luis W. Sevilla" <sevilla_lui@gva.es> |
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*/ |
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|
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public class GmlFile extends GeoFile {
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final static int NOWHERE = -1; |
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final static int INCOORDINATES = 0; |
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final static int INPROPERTY = 1; |
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final static int NOWHERE = -1; |
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final static int INCOORDINATES = 0; |
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final static int INPROPERTY = 1; |
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final static String LT = "<"; |
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final static String GT = ">"; |
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int where = NOWHERE; |
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Hashtable tipos = new Hashtable(); |
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FeatureCollection collection = null; |
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Feature activeFeature = null; |
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Geometry activeGeometry = null; |
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Geometry activeMember = null; |
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String buf = null; |
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String propName = null; |
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long lineNr = 0; |
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BufferedReader fi; |
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long l = 0; |
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int count = 0; |
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int where = NOWHERE; |
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Hashtable tipos = new Hashtable(); |
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final static String LT="<", GT=">"; |
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/** |
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* Constructor de la clase Gml |
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* |
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*/ |
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public GmlFile(IProjection proj, String name) {
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super(proj, name); |
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} |
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FeatureCollection collection = null; |
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Feature activeFeature = null; |
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Geometry activeGeometry = null; |
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Geometry activeMember = null; |
|
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/** |
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* Carga un .gml |
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* @param name nombre del fichero |
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*/ |
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public GeoFile load() {
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System.out.println("Cargando " + name + " ...");
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String buf = null; |
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String propName = null; |
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long lineNr = 0; |
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|
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BufferedReader fi; |
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long l = 0; |
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int count = 0; |
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|
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/** |
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* Constructor de la clase Gml |
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* |
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*/ |
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public GmlFile(IProjection proj, String name) {
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super(proj, name); |
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} |
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try {
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if (FileFolder.isUrl(name)) {
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ZipFileFolder zFolder = new ZipFileFolder(name); |
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InputStream is = zFolder.getInputStream(name); |
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/** |
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* Carga un .gml |
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* @param name nombre del fichero |
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*/ |
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public GeoFile load() {
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System.out.println("Cargando "+name+" ...");
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try {
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if (FileFolder.isUrl(name)) {
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ZipFileFolder zFolder = new ZipFileFolder(name); |
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InputStream is = zFolder.getInputStream(name); |
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return load(new InputStreamReader(is)); |
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} else |
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return load(new FileReader(name)); |
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} catch (FileNotFoundException e) {
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e.printStackTrace(); |
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} catch (IOException ie) {
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System.err.println("ERROR."+l+"lineas leidas");
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ie.printStackTrace(); |
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} |
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return this; |
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} |
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|
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public GeoFile load(Reader fr) {
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try {
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fi = new BufferedReader(fr); |
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while ((buf = fi.readLine()) != null) {
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//System.out.println(buf); |
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l++; |
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preParseLine(buf.trim()); |
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} |
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fi.close(); |
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System.out.println("'"+name+"' cargado. ("+l+" l?neas).");
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} catch (FileNotFoundException e) {
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e.printStackTrace(); |
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} catch (IOException ie) {
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System.err.println("ERROR."+l+"lineas leidas");
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ie.printStackTrace(); |
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} |
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this.lineNr = l; |
|
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extent.add(collection.getExtent()); |
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return this; |
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} |
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|
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/** |
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* Analiza una l?nea del fichero .gml |
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* @param l linea que analiza |
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*/ |
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|
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void preParseLine(String l) {
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String line1; |
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//System.err.println("pre0: '"+l+"'");
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//if (count++>500) System.exit(1); |
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return load(new InputStreamReader(is)); |
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} else {
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return load(new FileReader(name)); |
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} |
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} catch (FileNotFoundException e) {
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e.printStackTrace(); |
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} catch (IOException ie) {
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System.err.println("ERROR." + l + "lineas leidas");
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ie.printStackTrace(); |
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} |
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if (l.indexOf(LT) > 0) {
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line1 = l.substring(0, l.indexOf(LT)).trim(); |
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l = l.substring(l.indexOf(LT)).trim(); |
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//System.err.println("pre1: '"+line1+"', '"+l+"'");
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preParseLine(line1); |
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preParseLine(l); |
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return; |
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} |
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if (l.indexOf(GT) >= 0 && l.indexOf(GT) != l.length()-1) {
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line1 = l.substring(0, l.indexOf(GT)+1).trim(); |
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l = l.substring(l.indexOf(GT)+1).trim(); |
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//System.err.println("pre2: '"+line1+"', '"+l+"'");
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preParseLine(line1); |
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preParseLine(l); |
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return; |
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} |
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parseToken(l); |
|
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} |
|
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|
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/** |
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* Analiza un token |
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* @param l |
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*/ |
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|
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void parseToken(String l) {
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String token = null; |
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return this; |
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} |
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//System.err.println(l); |
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if (l.length()>0 && l.substring(0,1).compareTo(LT) == 0) {
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token = l.substring(1,l.indexOf(GT)); |
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if (token.compareTo("gml:coordinates") == 0) {
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where = INCOORDINATES; |
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} else if (token.compareTo("/gml:coordinates") == 0) {
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where = NOWHERE; |
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} else if (token.compareTo("gml:LinearRing") == 0) {
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} else if (token.compareTo("/gml:LinearRing") == 0) {
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} else if (token.compareTo("gml:Polygon") == 0) {
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activeMember = new Polygon(); |
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if (activeGeometry == null) |
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activeGeometry = activeMember; |
|
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} else if (token.compareTo("/gml:Polygon") == 0) {
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if (activeGeometry.getClass() == MultiPolygon.class) |
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((MultiPolygon) activeGeometry).add(activeMember); |
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activeMember = null; |
|
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} else if (token.compareTo("gml:LineString") == 0) {
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activeMember = new LineString(); |
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if (activeGeometry == null) |
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activeGeometry = activeMember; |
|
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} else if (token.compareTo("/gml:LineString") == 0) {
|
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if (activeGeometry.getClass() == MultiGeometry.class) |
|
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((MultiGeometry) activeGeometry).add(activeMember); |
|
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activeMember = null; |
|
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} else if (token.compareTo("gml:outerBoundaryIs") == 0) {
|
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} else if (token.compareTo("/gml:outerBoundaryIs") == 0) {
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} else if (token.compareTo("featureCollection") == 0) {
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collection = new FeatureCollection(proj); |
|
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} else if (token.compareTo("/featureCollection") == 0) {
|
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} else if (token.compareTo("feature") == 0) {
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System.err.println("feature");
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activeFeature = new Feature(); |
|
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} else if (token.compareTo("/feature") == 0) {
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collection.add(activeFeature); |
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activeFeature = null; |
|
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} else if (token.compareTo("geometry") == 0) {
|
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} else if (token.compareTo("/geometry") == 0) {
|
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activeFeature.setGeometry(activeGeometry); |
|
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activeGeometry = null; |
|
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activeMember = null; |
|
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} else if (token.compareTo("gml:Point") == 0) {
|
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activeMember = new Point(); |
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if (activeGeometry == null) |
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activeGeometry = activeMember; |
|
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} else if (token.compareTo("/gml:Point") == 0) {
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activeMember = null; |
|
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} else if (token.compareTo("gml:MultiPolygon") == 0) {
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activeGeometry = new MultiPolygon(); |
|
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} else if (token.compareTo("/gml:MultiPolygon") == 0) {
|
|
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} else if (token.compareTo("gml:MultiPoint") == 0) {
|
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//activeGeometry = new MultiPoint(); |
|
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} else if (token.compareTo("/gml:MultiPoint") == 0) {
|
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} else if (token.compareTo("gml:polygonMember") == 0) {
|
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} else if (token.compareTo("/gml:polygonMember") == 0) {
|
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} else if (token.compareTo("gml:innerBoundaryIs") == 0) {
|
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((Polygon) activeMember).setInnerBoundary(); |
|
| 225 |
} else if (token.compareTo("/gml:innerBoundaryIs") == 0) {
|
|
| 226 |
} else if (token.startsWith("property")) {
|
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where = INPROPERTY; |
|
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propName = l.substring(l.indexOf("\"")+1);
|
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propName = propName.substring(0,propName.indexOf("\""));
|
|
| 230 |
} else if (token.startsWith("/property")) {
|
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where = NOWHERE; |
|
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public GeoFile load(Reader fr) {
|
|
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try {
|
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fi = new BufferedReader(fr); |
|
| 232 | 111 |
|
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Integer tipo = new Integer(0); |
|
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if (tipos.containsKey(token)) tipo = (Integer) tipos.get(token); |
|
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tipos.put(token, new Integer(tipo.intValue() + 1)); |
|
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} |
|
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} else {
|
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switch (where) {
|
|
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case INPROPERTY: |
|
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activeFeature.setProp(propName, l); |
|
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break; |
|
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case INCOORDINATES: |
|
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String [] txt = l.split(",");
|
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double [] pt = new double[3]; |
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for (int i=0; i<txt.length; i++) |
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pt[i] = Double.parseDouble(txt[i]); |
|
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activeMember.add(proj.createPoint(pt[0], pt[1])); |
|
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break; |
|
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} |
|
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} |
|
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} |
|
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while ((buf = fi.readLine()) != null) {
|
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//System.out.println(buf); |
|
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l++; |
|
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preParseLine(buf.trim()); |
|
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} |
|
| 252 | 117 |
|
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/** |
|
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* Obtiene la lista de features. |
|
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*/ |
|
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|
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| 257 |
public IObjList getObjects() {
|
|
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return collection; |
|
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} |
|
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|
|
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/** |
|
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* Saca las estadisticas del fichero por stdout. |
|
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*/ |
|
| 264 |
|
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public void pintaStats() {
|
|
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/* print "GML file '%s': %d lineas" % (self.name, self.lineNr) |
|
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print "GML Tokens:" |
|
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kk = self.tipos.keys() |
|
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kk.sort() |
|
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for k in kk: |
|
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print k, self.tipos[k] |
|
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print "\nTotal Coordenadas %d\n" % geo.Polygon.numCoords |
|
| 273 |
#print "\nExtent: min=(%.2f,%df), max=(%.2f,%.2f)" % (self.minX, self.minY, self.maxX, self.maxY) |
|
| 274 |
print "\nExtent: ", (self.minX, self.minY, self.maxX, self.maxY)*/ |
|
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String txt = "GML file: '"+name+"': "+lineNr+" l?neas\n"; |
|
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txt += "\nGML file: Total Coordenadas: "+Polygon.pointNr+"\n"; |
|
| 277 |
txt += "GML file: Total features: "+collection.size()+"\n"; |
|
| 278 |
txt += "GML file: "+collection.getExtent()+"\n"; |
|
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txt += "GML file: "+((Feature) collection.get(0)).getExtent(); |
|
| 280 |
System.out.println(txt); |
|
| 281 |
} |
|
| 118 |
fi.close(); |
|
| 119 |
System.out.println("'" + name + "' cargado. (" + l + " l?neas).");
|
|
| 120 |
} catch (FileNotFoundException e) {
|
|
| 121 |
e.printStackTrace(); |
|
| 122 |
} catch (IOException ie) {
|
|
| 123 |
System.err.println("ERROR." + l + "lineas leidas");
|
|
| 124 |
ie.printStackTrace(); |
|
| 125 |
} |
|
| 282 | 126 |
|
| 283 |
public void reProject(ICoordTrans rp) {
|
|
| 284 |
collection.reProject(rp); |
|
| 285 |
setProjection(rp.getPDest()); |
|
| 286 |
} |
|
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this.lineNr = l; |
|
| 128 |
extent.add(collection.getExtent()); |
|
| 287 | 129 |
|
| 288 |
/* (non-Javadoc) |
|
| 289 |
* @see org.cresques.io.GeoFile#close() |
|
| 290 |
*/ |
|
| 291 |
public void close() {
|
|
| 292 |
// TODO Auto-generated method stub |
|
| 293 |
|
|
| 294 |
} |
|
| 295 |
|
|
| 296 |
|
|
| 297 |
} |
|
| 130 |
return this; |
|
| 131 |
} |
|
| 132 |
|
|
| 133 |
/** |
|
| 134 |
* Analiza una l?nea del fichero .gml |
|
| 135 |
* @param l linea que analiza |
|
| 136 |
*/ |
|
| 137 |
void preParseLine(String l) {
|
|
| 138 |
String line1; |
|
| 139 |
|
|
| 140 |
//System.err.println("pre0: '"+l+"'");
|
|
| 141 |
//if (count++>500) System.exit(1); |
|
| 142 |
if (l.indexOf(LT) > 0) {
|
|
| 143 |
line1 = l.substring(0, l.indexOf(LT)).trim(); |
|
| 144 |
l = l.substring(l.indexOf(LT)).trim(); |
|
| 145 |
|
|
| 146 |
//System.err.println("pre1: '"+line1+"', '"+l+"'");
|
|
| 147 |
preParseLine(line1); |
|
| 148 |
preParseLine(l); |
|
| 149 |
|
|
| 150 |
return; |
|
| 151 |
} |
|
| 152 |
|
|
| 153 |
if ((l.indexOf(GT) >= 0) && (l.indexOf(GT) != (l.length() - 1))) {
|
|
| 154 |
line1 = l.substring(0, l.indexOf(GT) + 1).trim(); |
|
| 155 |
l = l.substring(l.indexOf(GT) + 1).trim(); |
|
| 156 |
|
|
| 157 |
//System.err.println("pre2: '"+line1+"', '"+l+"'");
|
|
| 158 |
preParseLine(line1); |
|
| 159 |
preParseLine(l); |
|
| 160 |
|
|
| 161 |
return; |
|
| 162 |
} |
|
| 163 |
|
|
| 164 |
parseToken(l); |
|
| 165 |
} |
|
| 166 |
|
|
| 167 |
/** |
|
| 168 |
* Analiza un token |
|
| 169 |
* @param l |
|
| 170 |
*/ |
|
| 171 |
void parseToken(String l) {
|
|
| 172 |
String token = null; |
|
| 173 |
|
|
| 174 |
//System.err.println(l); |
|
| 175 |
if ((l.length() > 0) && (l.substring(0, 1).compareTo(LT) == 0)) {
|
|
| 176 |
token = l.substring(1, l.indexOf(GT)); |
|
| 177 |
|
|
| 178 |
if (token.compareTo("gml:coordinates") == 0) {
|
|
| 179 |
where = INCOORDINATES; |
|
| 180 |
} else if (token.compareTo("/gml:coordinates") == 0) {
|
|
| 181 |
where = NOWHERE; |
|
| 182 |
} else if (token.compareTo("gml:LinearRing") == 0) {
|
|
| 183 |
} else if (token.compareTo("/gml:LinearRing") == 0) {
|
|
| 184 |
} else if (token.compareTo("gml:Polygon") == 0) {
|
|
| 185 |
activeMember = new Polygon(); |
|
| 186 |
|
|
| 187 |
if (activeGeometry == null) {
|
|
| 188 |
activeGeometry = activeMember; |
|
| 189 |
} |
|
| 190 |
} else if (token.compareTo("/gml:Polygon") == 0) {
|
|
| 191 |
if (activeGeometry.getClass() == MultiPolygon.class) {
|
|
| 192 |
((MultiPolygon) activeGeometry).add(activeMember); |
|
| 193 |
} |
|
| 194 |
|
|
| 195 |
activeMember = null; |
|
| 196 |
} else if (token.compareTo("gml:LineString") == 0) {
|
|
| 197 |
activeMember = new LineString(); |
|
| 198 |
|
|
| 199 |
if (activeGeometry == null) {
|
|
| 200 |
activeGeometry = activeMember; |
|
| 201 |
} |
|
| 202 |
} else if (token.compareTo("/gml:LineString") == 0) {
|
|
| 203 |
if (activeGeometry.getClass() == MultiGeometry.class) {
|
|
| 204 |
((MultiGeometry) activeGeometry).add(activeMember); |
|
| 205 |
} |
|
| 206 |
|
|
| 207 |
activeMember = null; |
|
| 208 |
} else if (token.compareTo("gml:outerBoundaryIs") == 0) {
|
|
| 209 |
} else if (token.compareTo("/gml:outerBoundaryIs") == 0) {
|
|
| 210 |
} else if (token.compareTo("featureCollection") == 0) {
|
|
| 211 |
collection = new FeatureCollection(proj); |
|
| 212 |
} else if (token.compareTo("/featureCollection") == 0) {
|
|
| 213 |
} else if (token.compareTo("feature") == 0) {
|
|
| 214 |
System.err.println("feature");
|
|
| 215 |
activeFeature = new Feature(); |
|
| 216 |
} else if (token.compareTo("/feature") == 0) {
|
|
| 217 |
collection.add(activeFeature); |
|
| 218 |
activeFeature = null; |
|
| 219 |
} else if (token.compareTo("geometry") == 0) {
|
|
| 220 |
} else if (token.compareTo("/geometry") == 0) {
|
|
| 221 |
activeFeature.setGeometry(activeGeometry); |
|
| 222 |
activeGeometry = null; |
|
| 223 |
activeMember = null; |
|
| 224 |
} else if (token.compareTo("gml:Point") == 0) {
|
|
| 225 |
activeMember = new Point(); |
|
| 226 |
|
|
| 227 |
if (activeGeometry == null) {
|
|
| 228 |
activeGeometry = activeMember; |
|
| 229 |
} |
|
| 230 |
} else if (token.compareTo("/gml:Point") == 0) {
|
|
| 231 |
activeMember = null; |
|
| 232 |
} else if (token.compareTo("gml:MultiPolygon") == 0) {
|
|
| 233 |
activeGeometry = new MultiPolygon(); |
|
| 234 |
} else if (token.compareTo("/gml:MultiPolygon") == 0) {
|
|
| 235 |
} else if (token.compareTo("gml:MultiPoint") == 0) {
|
|
| 236 |
//activeGeometry = new MultiPoint(); |
|
| 237 |
} else if (token.compareTo("/gml:MultiPoint") == 0) {
|
|
| 238 |
} else if (token.compareTo("gml:polygonMember") == 0) {
|
|
| 239 |
} else if (token.compareTo("/gml:polygonMember") == 0) {
|
|
| 240 |
} else if (token.compareTo("gml:innerBoundaryIs") == 0) {
|
|
| 241 |
((Polygon) activeMember).setInnerBoundary(); |
|
| 242 |
} else if (token.compareTo("/gml:innerBoundaryIs") == 0) {
|
|
| 243 |
} else if (token.startsWith("property")) {
|
|
| 244 |
where = INPROPERTY; |
|
| 245 |
propName = l.substring(l.indexOf("\"") + 1);
|
|
| 246 |
propName = propName.substring(0, propName.indexOf("\""));
|
|
| 247 |
} else if (token.startsWith("/property")) {
|
|
| 248 |
where = NOWHERE; |
|
| 249 |
|
|
| 250 |
Integer tipo = new Integer(0); |
|
| 251 |
|
|
| 252 |
if (tipos.containsKey(token)) {
|
|
| 253 |
tipo = (Integer) tipos.get(token); |
|
| 254 |
} |
|
| 255 |
|
|
| 256 |
tipos.put(token, new Integer(tipo.intValue() + 1)); |
|
| 257 |
} |
|
| 258 |
} else {
|
|
| 259 |
switch (where) {
|
|
| 260 |
case INPROPERTY: |
|
| 261 |
activeFeature.setProp(propName, l); |
|
| 262 |
|
|
| 263 |
break; |
|
| 264 |
|
|
| 265 |
case INCOORDINATES: |
|
| 266 |
|
|
| 267 |
String[] txt = l.split(",");
|
|
| 268 |
double[] pt = new double[3]; |
|
| 269 |
|
|
| 270 |
for (int i = 0; i < txt.length; i++) |
|
| 271 |
pt[i] = Double.parseDouble(txt[i]); |
|
| 272 |
|
|
| 273 |
activeMember.add(proj.createPoint(pt[0], pt[1])); |
|
| 274 |
|
|
| 275 |
break; |
|
| 276 |
} |
|
| 277 |
} |
|
| 278 |
} |
|
| 279 |
|
|
| 280 |
/** |
|
| 281 |
* Obtiene la lista de features. |
|
| 282 |
*/ |
|
| 283 |
public IObjList getObjects() {
|
|
| 284 |
return collection; |
|
| 285 |
} |
|
| 286 |
|
|
| 287 |
/** |
|
| 288 |
* Saca las estadisticas del fichero por stdout. |
|
| 289 |
*/ |
|
| 290 |
public void pintaStats() {
|
|
| 291 |
/* print "GML file '%s': %d lineas" % (self.name, self.lineNr) |
|
| 292 |
print "GML Tokens:" |
|
| 293 |
kk = self.tipos.keys() |
|
| 294 |
kk.sort() |
|
| 295 |
for k in kk: |
|
| 296 |
print k, self.tipos[k] |
|
| 297 |
print "\nTotal Coordenadas %d\n" % geo.Polygon.numCoords |
|
| 298 |
#print "\nExtent: min=(%.2f,%df), max=(%.2f,%.2f)" % (self.minX, self.minY, self.maxX, self.maxY) |
|
| 299 |
print "\nExtent: ", (self.minX, self.minY, self.maxX, self.maxY)*/ |
|
| 300 |
String txt = "GML file: '" + name + "': " + lineNr + " l?neas\n"; |
|
| 301 |
txt += ("\nGML file: Total Coordenadas: " + Polygon.pointNr + "\n");
|
|
| 302 |
txt += ("GML file: Total features: " + collection.size() + "\n");
|
|
| 303 |
txt += ("GML file: " + collection.getExtent() + "\n");
|
|
| 304 |
txt += ("GML file: " + ((Feature) collection.get(0)).getExtent());
|
|
| 305 |
System.out.println(txt); |
|
| 306 |
} |
|
| 307 |
|
|
| 308 |
public void reProject(ICoordTrans rp) {
|
|
| 309 |
collection.reProject(rp); |
|
| 310 |
setProjection(rp.getPDest()); |
|
| 311 |
} |
|
| 312 |
|
|
| 313 |
/* (non-Javadoc) |
|
| 314 |
* @see org.cresques.io.GeoFile#close() |
|
| 315 |
*/ |
|
| 316 |
public void close() {
|
|
| 317 |
// TODO Auto-generated method stub |
|
| 318 |
} |
|
| 319 |
} |
|
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