org.aksw.sparqlify.algebra.sql.exprs

Class S_Intersects

java.lang.Object

org.aksw.sparqlify.algebra.sql.exprs.SqlExprBase

org.aksw.sparqlify.algebra.sql.exprs.SqlExpr2

org.aksw.sparqlify.algebra.sql.exprs.S_Intersects

All Implemented Interfaces:

SqlExpr

public class S_Intersects
extends SqlExpr2

http://postgis.refractions.net/documentation/manual-1.3/ch06.html ST_Intersects(geometry, geometry) Returns 1 (TRUE) if the Geometries "spatially intersect".

Field Summary

Fields inherited from class org.aksw.sparqlify.algebra.sql.exprs.SqlExpr2

left, right

Constructor Summary

Constructors

Constructor and Description
S_Intersects(SqlExpr left, SqlExpr right)
S_Intersects(SqlExpr left, SqlExpr right, SqlDatatype datatype)

Method Summary

Methods

Modifier and Type	Method and Description
static SqlExpr	create(SqlExpr left, SqlExpr right) Only returns a new expression, if the datatypes are correct, othewise null FIXME: Maybe rather than returning null, it should be false

Methods inherited from class org.aksw.sparqlify.algebra.sql.exprs.SqlExpr2

getArgs, getLeft, getRight

Methods inherited from class org.aksw.sparqlify.algebra.sql.exprs.SqlExprBase

_getColumnsMentioned, asString, asString, asString, getColumnsMentioned, getDatatype, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

S_Intersects

public S_Intersects(SqlExpr left,
            SqlExpr right,
            SqlDatatype datatype)

S_Intersects

public S_Intersects(SqlExpr left,
            SqlExpr right)

Method Detail

create

public static SqlExpr create(SqlExpr left,
             SqlExpr right)

Only returns a new expression, if the datatypes are correct, othewise null FIXME: Maybe rather than returning null, it should be false

Parameters:

left -

right -

Returns: