svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.expressionevaluator / org.gvsig.expressionevaluator.geometry / org.gvsig.expressionevaluator.geometry.lib / org.gvsig.expressionevaluator.geometry.lib.impl / src / main / java / org / gvsig / expressionevaluator / impl / function / spatial / STAsTextFunction.java @ 44644
History | View | Annotate | Download (645 Bytes)
1 |
package org.gvsig.expressionevaluator.impl.function.spatial; |
---|---|
2 |
|
3 |
import org.apache.commons.lang3.Range; |
4 |
import org.gvsig.expressionevaluator.Interpreter; |
5 |
import org.gvsig.expressionevaluator.spi.AbstractGeometryFunction; |
6 |
|
7 |
public class STAsTextFunction extends AbstractGeometryFunction { |
8 |
|
9 |
public STAsTextFunction() {
|
10 |
super("OGC", "ST_AsText", Range.is(1)); |
11 |
} |
12 |
|
13 |
@Override
|
14 |
public boolean allowConstantFolding() { |
15 |
return true; |
16 |
} |
17 |
|
18 |
@Override
|
19 |
public Object call(Interpreter interpreter, Object[] args) throws Exception { |
20 |
String r = getGeom(args, 0).convertToWKT(); |
21 |
return r;
|
22 |
} |
23 |
|
24 |
} |