Obtain statistics

/*

 * Copyright (c) 2006-2008 North Concepts Inc.  All rights reserved.

 * Proprietary and Confidential.  Use is subject to license terms.

 *

 * http://northconcepts.com/data-pipeline/licensing/

 *

 */

package com.northconcepts.datapipeline.examples.cookbook;



import java.io.File;



import org.apache.log4j.Logger;



import com.northconcepts.datapipeline.core.DataEndpoint;

import com.northconcepts.datapipeline.core.DataWriter;

import com.northconcepts.datapipeline.csv.CSVReader;

import com.northconcepts.datapipeline.excel.ExcelDocument;

import com.northconcepts.datapipeline.excel.ExcelWriter;

import com.northconcepts.datapipeline.job.JobTemplate;

import com.northconcepts.datapipeline.meter.Meter;

import com.northconcepts.datapipeline.meter.MeteredReader;



public class ObtainStatistics {

    

    public static final Logger log = DataEndpoint.log; 



    public static void main(String[] args) throws Throwable {

        MeteredReader reader = new MeteredReader(new CSVReader(new File("credit-balance.csv"))

            .setFieldNamesInFirstRow(true));

        

        ExcelDocument document = new ExcelDocument();

        DataWriter writer = new ExcelWriter(document)

            .setSheetName("balance");



        JobTemplate.DEFAULT.transfer(reader, writer);

        document.save(new File("credit-balance4.xls"));

        

        final long ended = System.currentTimeMillis();

        

        Meter meter = reader.getMeter();

        

        log.debug("started: " + meter.getStarted());

        log.debug("ended: " + ended);

        log.debug("running time: " + ((ended - meter.getStarted()) / 1000.0) + " seconds");

        log.debug("meter time: " + (meter.getElapsedTime() / 1000.0) + " seconds");

        log.debug("records read: " + meter.getCount());

        log.debug("rate: " + meter.getUnitsPerSecondAsString("records"));

    }



}
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