UnaryArithmetic.java

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package org.apache.doris.nereids.trees.expressions;

import org.apache.doris.analysis.ArithmeticExpr.Operator;
import org.apache.doris.nereids.exceptions.UnboundException;
import org.apache.doris.nereids.trees.expressions.functions.PropagateNullable;
import org.apache.doris.nereids.trees.expressions.visitor.ExpressionVisitor;
import org.apache.doris.nereids.types.DataType;

import java.util.List;

/**
 * binary arithmetic operator. Such as +, -, *, /.
 */
public abstract class UnaryArithmetic extends UnaryOperator implements PropagateNullable {

    private final Operator legacyOperator;

    protected UnaryArithmetic(List<Expression> child, Operator legacyOperator) {
        super(child, legacyOperator.toString());
        this.legacyOperator = legacyOperator;
    }

    public Operator getLegacyOperator() {
        return legacyOperator;
    }

    @Override
    public DataType getDataType() throws UnboundException {
        return child().getDataType();
    }

    public <R, C> R accept(ExpressionVisitor<R, C> visitor, C context) {
        return visitor.visitUnaryArithmetic(this, context);
    }
}