public static <T extends Geometry> GeometryExpression<T> setSRID(Expression<T> expr, int srid) {
        return geometryOperation(expr.getType(), SpatialOps.SET_SRID, expr, ConstantImpl.create(srid));
    }
Sets the SRID on a geometry to a particular integer value.

@param expr geometry
@param srid SRID
@param <T>
@return converted geometry
querydsl-spatial/src/main/java/com/querydsl/spatial/GeometryExpressions.java