org.elasticsearch.xpack.esql.plan.physical.OrderExec Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of x-pack-esql Show documentation

The plugin that powers ESQL for Elasticsearch

There is a newer version: 8.16.1

/*
 * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
 * or more contributor license agreements. Licensed under the Elastic License
 * 2.0; you may not use this file except in compliance with the Elastic License
 * 2.0.
 */

package org.elasticsearch.xpack.esql.plan.physical;

import org.elasticsearch.xpack.esql.core.expression.Order;
import org.elasticsearch.xpack.esql.core.tree.NodeInfo;
import org.elasticsearch.xpack.esql.core.tree.Source;

import java.util.List;
import java.util.Objects;

public class OrderExec extends UnaryExec {

    private final List order;

    public OrderExec(Source source, PhysicalPlan child, List order) {
        super(source, child);
        this.order = order;
    }

    @Override
    protected NodeInfo info() {
        return NodeInfo.create(this, OrderExec::new, child(), order);
    }

    @Override
    public OrderExec replaceChild(PhysicalPlan newChild) {
        return new OrderExec(source(), newChild, order);
    }

    public List order() {
        return order;
    }

    @Override
    public int hashCode() {
        return Objects.hash(order, child());
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null || getClass() != obj.getClass()) {
            return false;
        }

        OrderExec other = (OrderExec) obj;

        return Objects.equals(order, other.order) && Objects.equals(child(), other.child());
    }
}