public StringExpression asText() {
        if (text == null) {
            text = Expressions.stringOperation(SpatialOps.AS_TEXT, mixin);
        }
        return text;
    }
Exports this geometric object to a specific Well-known Text Representation of Geometry.

@return text representation
querydsl-spatial/src/main/java/com/querydsl/spatial/GeometryExpression.java