src/predictionio/FileExporter.php

<?php

/**
 * 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.
 */

namespace predictionio;

/**
 * Class FileExporter writes events to a series of JSON objects in a file for batch import.
 *
 * @package predictionio
 */
class FileExporter
{
    use Exporter;

    private $file;

    public function __construct($fileName)
    {
        $this->file = fopen($fileName, 'w');
    }

    public function export($json)
    {
        fwrite($this->file, "$json\n");
    }

    public function close()
    {
        fclose($this->file);
    }
}