org.restheart.mongodb.handlers.NormalOrBulkDispatcherHandler Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of restheart-mongodb Show documentation

RESTHeart MongoDB - MongoDB plugin

There is a newer version: 8.1.5

/*-
 * ========================LICENSE_START=================================
 * restheart-mongodb
 * %%
 * Copyright (C) 2014 - 2024 SoftInstigate
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see .
 * =========================LICENSE_END==================================
 */
package org.restheart.mongodb.handlers;

import io.undertow.server.HttpServerExchange;
import org.bson.BsonValue;
import org.restheart.exchange.MongoRequest;
import org.restheart.handlers.PipelinedHandler;

/**
 * this handler dispatches request to normal or bulk post collection handlers
 * depending on the content to be an object or an array
 * @author Andrea Di Cesare {@literal }
 */
public class NormalOrBulkDispatcherHandler extends PipelinedHandler {
    private final PipelinedHandler nextNormal;
    private final PipelinedHandler nextBulk;

    /**
     * Creates a new instance of PostCollectionHandler
     * @param nextNormal next handler for normal requests
     * @param nextBulk next handler for bulk requests
     */
    public NormalOrBulkDispatcherHandler(
            PipelinedHandler nextNormal,
            PipelinedHandler nextBulk) {
        super(null);

        this.nextNormal = nextNormal;
        this.nextBulk = nextBulk;
    }

    /**
     *
     * @param exchange
     * @throws Exception
     */
    @Override
    public void handleRequest(HttpServerExchange exchange) throws Exception {
        BsonValue content = MongoRequest.of(exchange).getContent();

        if (content != null
                && content.isArray()) {
            nextBulk.handleRequest(exchange);
        } else {
            nextNormal.handleRequest(exchange);
        }
    }
}