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 @ 40435
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1 | 40435 | jjdelcerro | package org.gvsig.fmap.dal.feature.rule; |
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2 | |||
3 | import org.gvsig.fmap.dal.exception.DataException; |
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4 | import org.gvsig.fmap.dal.feature.AbstractFeatureRule; |
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5 | import org.gvsig.fmap.dal.feature.EditableFeature; |
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6 | import org.gvsig.fmap.dal.feature.Feature; |
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7 | import org.gvsig.fmap.dal.feature.FeatureStore; |
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8 | import org.gvsig.fmap.geom.Geometry; |
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9 | import org.gvsig.fmap.geom.GeometryLocator; |
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10 | import org.gvsig.fmap.geom.GeometryManager; |
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11 | import org.gvsig.fmap.geom.Geometry.SUBTYPES; |
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12 | import org.gvsig.fmap.geom.Geometry.TYPES; |
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13 | import org.gvsig.fmap.geom.primitive.GeneralPathX; |
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14 | import org.gvsig.fmap.geom.primitive.Surface; |
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15 | |||
16 | |||
17 | public class FeatureRulePolygon extends AbstractFeatureRule { |
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18 | private static GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
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19 | |||
20 | public FeatureRulePolygon() {
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21 | super("RulePolygon", "Ensure orientation of geometry"); |
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22 | } |
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23 | |||
24 | public void validate(Feature feature, FeatureStore store) |
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25 | throws DataException {
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26 | |||
27 | try {
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28 | Geometry geom = feature.getDefaultGeometry(); |
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29 | GeneralPathX gp = new GeneralPathX();
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30 | gp.append(geom.getPathIterator(null, geomManager.getFlatness()), true); |
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31 | |||
32 | if (gp.isClosed()) {
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33 | if (gp.isCCW()) {
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34 | gp.flip(); |
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35 | GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
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36 | Surface surface = (Surface)geomManager.create(TYPES.SURFACE, SUBTYPES.GEOM2D); |
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37 | surface.setGeneralPath(gp); |
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38 | geom = surface; |
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39 | EditableFeature editable = feature.getEditable(); |
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40 | editable.setDefaultGeometry(geom); |
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41 | store.update(editable); |
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42 | } |
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43 | } |
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44 | } catch (Exception e) { |
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45 | throw new FeatureRulePolygonException(e, store.getName()); |
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46 | } |
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47 | } |
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48 | |||
49 | public class FeatureRulePolygonException extends DataException { |
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50 | |||
51 | /**
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52 | *
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53 | */
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54 | private static final long serialVersionUID = -3014970171661713021L; |
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55 | private final static String MESSAGE_FORMAT = "Can't apply rule in store %(store)s."; |
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56 | private final static String MESSAGE_KEY = "_FeatureRulePolygonException"; |
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57 | |||
58 | public FeatureRulePolygonException(Throwable cause, String store) { |
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59 | super(MESSAGE_FORMAT, cause, MESSAGE_KEY, serialVersionUID);
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60 | this.setValue("store", store); |
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61 | } |
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62 | } |
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63 | |||
64 | } |