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package com.heliorm.impl;

import static java.lang.String.format;

/**
 * @param  Type of POJO
 * @param  Type of the field
 * @author gideon
 */
public final class IsExpressionPart< O, C> extends ExpressionPart {

    private final Operator operator;

    public IsExpressionPart(FieldPart left, Operator op) {
        super(Type.IS_EXPRESSION, left);
        this.operator = op;
    }

    public Operator getOperator() {
        return operator;
    }

    @Override
    public String toString() {
        return format("%s", operator.name());
    }

    public enum Operator {
        IS_NULL, IS_NOT_NULL
    }

}