/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

// Generated from AlertExpression.g4 by ANTLR 4.13.2

package org.apache.hertzbeat.alert.expr;

import org.antlr.v4.runtime.tree.AbstractParseTreeVisitor;

/**
 * This class provides an empty implementation of {@link AlertExpressionVisitor},
 * which can be extended to create a visitor which only needs to handle a subset
 * of the available methods.
 *
 * @param <T> The return type of the visit operation. Use {@link Void} for
 *            operations with no return type.
 */
@SuppressWarnings("CheckReturnValue")
public class AlertExpressionBaseVisitor<T> extends AbstractParseTreeVisitor<T> implements AlertExpressionVisitor<T> {
    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitExpression(AlertExpressionParser.ExpressionContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitAndExpr(AlertExpressionParser.AndExprContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitComparisonExpr(AlertExpressionParser.ComparisonExprContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitUnlessExpr(AlertExpressionParser.UnlessExprContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitSqlExpr(AlertExpressionParser.SqlExprContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitSqlCallExpr(AlertExpressionParser.SqlCallExprContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitLiteralExpr(AlertExpressionParser.LiteralExprContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitParenExpr(AlertExpressionParser.ParenExprContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitPromqlCallExpr(AlertExpressionParser.PromqlCallExprContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitPromqlExpr(AlertExpressionParser.PromqlExprContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitOrExpr(AlertExpressionParser.OrExprContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitFunctionCall(AlertExpressionParser.FunctionCallContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitParameterList(AlertExpressionParser.ParameterListContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitParameter(AlertExpressionParser.ParameterContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitNumber(AlertExpressionParser.NumberContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitString(AlertExpressionParser.StringContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitDuration(AlertExpressionParser.DurationContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitFunctionName(AlertExpressionParser.FunctionNameContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitSelectSql(AlertExpressionParser.SelectSqlContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitSelectFieldList(AlertExpressionParser.SelectFieldListContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitSelectField(AlertExpressionParser.SelectFieldContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitGroupByList(AlertExpressionParser.GroupByListContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitOrderByList(AlertExpressionParser.OrderByListContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitOrderByField(AlertExpressionParser.OrderByFieldContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitLimitClause(AlertExpressionParser.LimitClauseContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitRelList(AlertExpressionParser.RelListContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitRelation(AlertExpressionParser.RelationContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitConditionList(AlertExpressionParser.ConditionListContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitCompOp(AlertExpressionParser.CompOpContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitCondition(AlertExpressionParser.ConditionContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitConditionUnit(AlertExpressionParser.ConditionUnitContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitPromql(AlertExpressionParser.PromqlContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitMetricSelector(AlertExpressionParser.MetricSelectorContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitLabelMatcherList(AlertExpressionParser.LabelMatcherListContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitLabelMatcherItem(AlertExpressionParser.LabelMatcherItemContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitLabelMatcherOp(AlertExpressionParser.LabelMatcherOpContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitLabelList(AlertExpressionParser.LabelListContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitInstantVectorOp(AlertExpressionParser.InstantVectorOpContext ctx) {
        return visitChildren(ctx);
    }

    /**
     * {@inheritDoc}
     *
     * <p>The default implementation returns the result of calling
     * {@link #visitChildren} on {@code ctx}.</p>
     */
    @Override
    public T visitAggregationOperator(AlertExpressionParser.AggregationOperatorContext ctx) {
        return visitChildren(ctx);
    }
}