top.jfunc.common.db.condition.NullExpression Maven / Gradle / Ivy

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package top.jfunc.common.db.condition;

/**
 * @author chenzhaoju
 */
public class NullExpression extends AbstractCriterion implements Criterion {

    private final String propertyName;

    protected NullExpression(String propertyName) {
        this.propertyName = propertyName;
    }

    @Override
    public String toMybatisSql() {
        return toString();
    }

    @Override
    public String toJdbcSql() {
        return toString();
    }

    @Override
    public String toString() {
        return propertyName + " IS NULL";
    }
}