svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.expressionevaluator / org.gvsig.expressionevaluator.lib / org.gvsig.expressionevaluator.lib.impl / src / main / java / org / gvsig / expressionevaluator / impl / function / spatial / STDimensionFunction.java @ 43518
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package org.gvsig.expressionevaluator.impl.function.spatial; |
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import org.apache.commons.lang3.Range; |
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import org.gvsig.expressionevaluator.spi.AbstractFunction; |
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.type.GeometryType; |
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public class STDimensionFunction extends AbstractFunction { |
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public STDimensionFunction() {
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super("OGC", "ST_Dimension", Range.is(1)); |
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} |
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@Override
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public Object call(Object[] args) throws Exception { |
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Geometry geom = getGeom(args, 0);
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GeometryType type = geom.getGeometryType(); |
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if( type.isSubTypeOf(Geometry.TYPES.POINT)
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|| type.isSubTypeOf(Geometry.TYPES.MULTIPOINT) ) {
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return 0; |
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} |
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if( type.isSubTypeOf(Geometry.TYPES.CURVE)
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|| type.isSubTypeOf(Geometry.TYPES.MULTICURVE) ) {
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return 1; |
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} |
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if( type.isSubTypeOf(Geometry.TYPES.SURFACE)
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|| type.isSubTypeOf(Geometry.TYPES.MULTISURFACE) ) {
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return 2; |
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} |
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if( type.isSubTypeOf(Geometry.TYPES.SOLID) ) {
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return 3; |
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} |
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return -1; |
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} |
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} |