Revision 42331 trunk/org.gvsig.desktop/org.gvsig.desktop.compat.cdc/org.gvsig.fmap.geometry/org.gvsig.fmap.geometry.operation.jts/src/main/java/org/gvsig/fmap/geom/operation/relationship/Touches.java

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Touches.java
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import org.gvsig.fmap.geom.Geometry;


  		




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import org.gvsig.fmap.geom.GeometryLocator;


  		




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import org.gvsig.fmap.geom.jts.GeometryJTS;


  		




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import org.gvsig.fmap.geom.jts.primitive.DefaultNullGeometry;


  		




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import org.gvsig.fmap.geom.operation.GeometryOperation;


  		




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import org.gvsig.fmap.geom.operation.GeometryOperationContext;


  		




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import org.gvsig.fmap.geom.operation.GeometryOperationException;


  		




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import org.gvsig.fmap.geom.operation.GeometryOperationNotSupportedException;


  		




  
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import org.gvsig.fmap.geom.primitive.NullGeometry;


  		




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/**


  		




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 *


  		




  ......




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    public Object invoke(Geometry geom, GeometryOperationContext ctx)


  		




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            throws GeometryOperationException {


  		




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        Geometry otherGeom = (Geometry) ctx.getAttribute("geom");


  		




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        if (otherGeom instanceof DefaultNullGeometry || geom instanceof DefaultNullGeometry ){


  		




  
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        if (otherGeom instanceof NullGeometry || geom instanceof NullGeometry ){


  		




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            return new Boolean(false);


  		




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        }


  		




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        try {


  		




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            return new Boolean(((GeometryJTS)geom).touches(otherGeom));


  		




  
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            return new Boolean(geom.touches(otherGeom));


  		




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        } catch (GeometryOperationNotSupportedException e) {


  		




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            throw new GeometryOperationException(e);


  		




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        }


  		












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