svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.api / src / main / java / org / gvsig / fmap / dal / feature / rule / FeatureRulePolygon.java @ 40559
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1 | 40559 | jjdelcerro | /**
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2 | * gvSIG. Desktop Geographic Information System.
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3 | *
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4 | * Copyright (C) 2007-2013 gvSIG Association.
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5 | *
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6 | * This program is free software; you can redistribute it and/or
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7 | * modify it under the terms of the GNU General Public License
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8 | * as published by the Free Software Foundation; either version 3
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9 | * of the License, or (at your option) any later version.
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10 | *
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11 | * This program is distributed in the hope that it will be useful,
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | * GNU General Public License for more details.
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15 | *
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16 | * You should have received a copy of the GNU General Public License
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17 | * along with this program; if not, write to the Free Software
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18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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19 | * MA 02110-1301, USA.
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20 | *
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21 | * For any additional information, do not hesitate to contact us
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22 | * at info AT gvsig.com, or visit our website www.gvsig.com.
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23 | */
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24 | 40435 | jjdelcerro | package org.gvsig.fmap.dal.feature.rule; |
25 | |||
26 | import org.gvsig.fmap.dal.exception.DataException; |
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27 | import org.gvsig.fmap.dal.feature.AbstractFeatureRule; |
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28 | import org.gvsig.fmap.dal.feature.EditableFeature; |
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29 | import org.gvsig.fmap.dal.feature.Feature; |
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30 | import org.gvsig.fmap.dal.feature.FeatureStore; |
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31 | import org.gvsig.fmap.geom.Geometry; |
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32 | import org.gvsig.fmap.geom.GeometryLocator; |
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33 | import org.gvsig.fmap.geom.GeometryManager; |
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34 | import org.gvsig.fmap.geom.Geometry.SUBTYPES; |
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35 | import org.gvsig.fmap.geom.Geometry.TYPES; |
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36 | import org.gvsig.fmap.geom.primitive.GeneralPathX; |
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37 | import org.gvsig.fmap.geom.primitive.Surface; |
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38 | |||
39 | |||
40 | public class FeatureRulePolygon extends AbstractFeatureRule { |
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41 | private static GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
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42 | |||
43 | public FeatureRulePolygon() {
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44 | super("RulePolygon", "Ensure orientation of geometry"); |
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45 | } |
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46 | |||
47 | public void validate(Feature feature, FeatureStore store) |
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48 | throws DataException {
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49 | |||
50 | try {
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51 | Geometry geom = feature.getDefaultGeometry(); |
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52 | GeneralPathX gp = new GeneralPathX();
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53 | gp.append(geom.getPathIterator(null, geomManager.getFlatness()), true); |
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54 | |||
55 | if (gp.isClosed()) {
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56 | if (gp.isCCW()) {
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57 | gp.flip(); |
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58 | GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
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59 | Surface surface = (Surface)geomManager.create(TYPES.SURFACE, SUBTYPES.GEOM2D); |
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60 | surface.setGeneralPath(gp); |
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61 | geom = surface; |
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62 | EditableFeature editable = feature.getEditable(); |
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63 | editable.setDefaultGeometry(geom); |
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64 | store.update(editable); |
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65 | } |
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66 | } |
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67 | } catch (Exception e) { |
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68 | throw new FeatureRulePolygonException(e, store.getName()); |
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69 | } |
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70 | } |
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71 | |||
72 | public class FeatureRulePolygonException extends DataException { |
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73 | |||
74 | /**
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75 | *
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76 | */
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77 | private static final long serialVersionUID = -3014970171661713021L; |
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78 | private final static String MESSAGE_FORMAT = "Can't apply rule in store %(store)s."; |
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79 | private final static String MESSAGE_KEY = "_FeatureRulePolygonException"; |
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80 | |||
81 | public FeatureRulePolygonException(Throwable cause, String store) { |
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82 | super(MESSAGE_FORMAT, cause, MESSAGE_KEY, serialVersionUID);
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83 | this.setValue("store", store); |
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84 | } |
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85 | } |
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86 | |||
87 | } |