svn-gvsig-desktop / trunk / extensions / extWFS / src / com / iver / cit / gvsig / fmap / drivers / wfs / WFSFeatureIterator.java @ 3412
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| 1 | 2277 | vcaballero | /* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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| 2 | *
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| 3 | * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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| 4 | *
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| 5 | * This program is free software; you can redistribute it and/or
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| 6 | * modify it under the terms of the GNU General Public License
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| 7 | * as published by the Free Software Foundation; either version 2
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| 8 | * of the License, or (at your option) any later version.
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| 9 | *
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| 10 | * This program is distributed in the hope that it will be useful,
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 13 | * GNU General Public License for more details.
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| 14 | *
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| 15 | * You should have received a copy of the GNU General Public License
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| 16 | * along with this program; if not, write to the Free Software
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| 17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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| 18 | *
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| 19 | * For more information, contact:
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| 20 | *
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| 21 | * Generalitat Valenciana
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| 22 | * Conselleria d'Infraestructures i Transport
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| 23 | * Av. Blasco Ib??ez, 50
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| 24 | * 46010 VALENCIA
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| 25 | * SPAIN
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| 26 | *
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| 27 | * +34 963862235
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| 28 | * gvsig@gva.es
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| 29 | * www.gvsig.gva.es
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| 30 | *
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| 31 | * or
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| 32 | *
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| 33 | * IVER T.I. S.A
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| 34 | * Salamanca 50
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| 35 | * 46005 Valencia
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| 36 | * Spain
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| 37 | *
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| 38 | * +34 963163400
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| 39 | * dac@iver.es
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| 40 | */
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| 41 | package com.iver.cit.gvsig.fmap.drivers.wfs; |
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| 42 | |||
| 43 | import java.io.IOException; |
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| 44 | import java.sql.SQLException; |
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| 45 | import java.util.Date; |
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| 46 | import java.util.NoSuchElementException; |
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| 47 | |||
| 48 | import org.geotools.data.FeatureReader; |
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| 49 | import org.geotools.feature.Feature; |
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| 50 | import org.geotools.feature.IllegalAttributeException; |
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| 51 | |||
| 52 | import com.hardcode.gdbms.engine.values.Value; |
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| 53 | import com.hardcode.gdbms.engine.values.ValueFactory; |
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| 54 | import com.iver.cit.gvsig.fmap.core.IFeature; |
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| 55 | import com.iver.cit.gvsig.fmap.core.IGeometry; |
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| 56 | import com.iver.cit.gvsig.fmap.core.ShapeFactory; |
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| 57 | import com.iver.cit.gvsig.fmap.core.v02.FConverter; |
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| 58 | import com.iver.cit.gvsig.fmap.drivers.IFeatureIterator; |
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| 59 | |||
| 60 | public class WFSFeatureIterator implements IFeatureIterator{ |
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| 61 | //private IFeature[] features=null;
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| 62 | private FeatureReader featureReader;
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| 63 | //private ArrayList features;
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| 64 | //private int index=-1;
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| 65 | //private int pos=0;
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| 66 | public WFSFeatureIterator(FeatureReader fr){
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| 67 | featureReader=fr; |
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| 68 | } |
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| 69 | /*public WFSFeatureIterator(ArrayList l){
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| 70 | features=l;
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| 71 | }*/
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| 72 | public boolean hasNext(){ |
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| 73 | /*if (features !=null){
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| 74 | if (index<features.size()-1)
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| 75 | return true;
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| 76 | else{
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| 77 | index=-1;
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| 78 | features=null;
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| 79 | return false;
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| 80 | }
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| 81 | }*/
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| 82 | try {
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| 83 | if (featureReader.hasNext()){
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| 84 | return true; |
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| 85 | }else{
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| 86 | featureReader.close(); |
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| 87 | |||
| 88 | return false; |
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| 89 | } |
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| 90 | } catch (IOException e) { |
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| 91 | e.printStackTrace(); |
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| 92 | } |
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| 93 | return false; |
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| 94 | } |
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| 95 | |||
| 96 | public IFeature next() throws SQLException { |
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| 97 | /* if (features !=null){
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| 98 | return (IFeature)features.get(++index);
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| 99 | }*/
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| 100 | Feature feature=null;
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| 101 | try {
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| 102 | feature = featureReader.next(); |
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| 103 | } catch (NoSuchElementException e) { |
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| 104 | e.printStackTrace(); |
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| 105 | } catch (IOException e) { |
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| 106 | e.printStackTrace(); |
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| 107 | } catch (IllegalAttributeException e) {
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| 108 | e.printStackTrace(); |
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| 109 | } |
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| 110 | Object[] attr=null; |
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| 111 | attr=feature.getAttributes(attr); |
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| 112 | Value[] values=getValues(attr);
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| 113 | 3412 | fjp | |
| 114 | 2277 | vcaballero | |
| 115 | IGeometry g=ShapeFactory.createGeometry(FConverter.jts_to_java2d(feature.getDefaultGeometry())); |
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| 116 | return new com.iver.cit.gvsig.fmap.core.DefaultFeature(g,values,feature.getID()); |
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| 117 | } |
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| 118 | private Value[] getValues(Object[] attr) { |
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| 119 | Value[] values=new Value[attr.length]; |
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| 120 | for (int i=1;i<attr.length;i++){ |
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| 121 | if (attr[i]!=null){ |
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| 122 | if (attr[i] instanceof Double){ |
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| 123 | values[i]=ValueFactory.createValue(((Double)attr[i]).doubleValue());
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| 124 | }else if (attr[i] instanceof String){ |
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| 125 | values[i]=ValueFactory.createValue(String.valueOf(attr[i]));
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| 126 | }else if (attr[i] instanceof Long){ |
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| 127 | values[i]=ValueFactory.createValue(((Long)attr[i]).longValue());
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| 128 | }else if (attr[i] instanceof Integer){ |
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| 129 | values[i]=ValueFactory.createValue(((Integer)attr[i]).intValue());
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| 130 | }else if (attr[i] instanceof Float){ |
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| 131 | values[i]=ValueFactory.createValue(((Float)attr[i]).floatValue());
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| 132 | }else if (attr[i] instanceof Short){ |
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| 133 | values[i]=ValueFactory.createValue(((Short)attr[i]).shortValue());
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| 134 | }else if (attr[i] instanceof Boolean){ |
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| 135 | values[i]=ValueFactory.createValue(((Boolean)attr[i]).booleanValue());
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| 136 | }else if (attr[i] instanceof Date){ |
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| 137 | values[i]=ValueFactory.createValue(((Date)attr[i]));
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| 138 | } |
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| 139 | // System.out.println("class = "+attr[i].getClass());
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| 140 | |||
| 141 | }else{
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| 142 | values[i]=ValueFactory.createValue("");
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| 143 | } |
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| 144 | } |
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| 145 | return values;
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| 146 | } |
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| 147 | 3273 | jmorell | public void closeIterator() throws SQLException { |
| 148 | // TODO Auto-generated method stub
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| 149 | |||
| 150 | } |
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| 151 | 2277 | vcaballero | |
| 152 | } |