bench.buf_field.MainTradeDate.java Source code

Introduction

Here is the source code for bench.buf_field.MainTradeDate.java

Source

/**
 * Copyright (C) 2011-2013 Barchart, Inc. <http://www.barchart.com/>
 *
 * All rights reserved. Licensed under the OSI BSD License.
 *
 * http://www.opensource.org/licenses/bsd-license.php
 */
package bench.buf_field;

import org.joda.time.Days;
import org.joda.time.LocalDate;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.barchart.proto.buf.test.BenchEmpty;
import com.barchart.proto.buf.test.BenchTradeDate32;
import com.barchart.proto.buf.test.BenchTradeDate64;

/** choose optimal trade date encoding */
public class MainTradeDate {

    private static final Logger log = LoggerFactory.getLogger(MainTradeDate.class);

    public static void main(final String... args) {

        log.debug("init");

        {

            final BenchEmpty message = BenchEmpty.newBuilder().build();

            log.debug("empty size : {}", message.getSerializedSize());

        }

        {

            final int value = 1;

            final BenchTradeDate32 message = BenchTradeDate32.newBuilder().setTradeDate(value).build();

            final int size = message.getSerializedSize();

            log.debug(" '1' value : {} size : {}", value, size);

        }

        {

            final LocalDate dateOne = new LocalDate(1970, 1, 1);
            final LocalDate dateTwo = new LocalDate();
            // log.debug("date range : {} {} ", dateOne, dateTwo);

            final Days daysRange = Days.daysBetween(dateOne, dateTwo);

            final int value = daysRange.getDays();

            final BenchTradeDate32 message = BenchTradeDate32.newBuilder().setTradeDate(value).build();

            final int size = message.getSerializedSize();

            log.debug(" 'since' value : {} size : {}", value, size);

        }

        {

            final int value = 20120104; // 2012-01-04

            final BenchTradeDate32 message = BenchTradeDate32.newBuilder().setTradeDate(value).build();

            final int size = message.getSerializedSize();

            log.debug(" 'fix days' value : {} size : {}", value, size);

        }

        {

            final long value = System.currentTimeMillis();

            final BenchTradeDate64 message = BenchTradeDate64.newBuilder().setTradeDate(value).build();

            final int size = message.getSerializedSize();

            log.debug(" 'millisUTC' value : {} size : {}", value, size);

        }

        {

            final long value = 20120104081231000L; // 2012-01-04 08:12:31 000

            final BenchTradeDate64 message = BenchTradeDate64.newBuilder().setTradeDate(value).build();

            final int size = message.getSerializedSize();

            log.debug(" 'fix millis' value : {} size : {}", value, size);

        }

        {

            log.debug("############################");

            final int yearBase = 1970;

            log.debug(" base : {}", yearBase);

            for (int yearThis = 2010; yearThis < 2020; yearThis++) {

                final LocalDate dateOne = new LocalDate(yearBase, 1, 1);
                final LocalDate dateTwo = new LocalDate(yearThis, 1, 1);
                // log.debug("date range : {} {} ", dateOne, dateTwo);

                final Days daysRange = Days.daysBetween(dateOne, dateTwo);

                final int value = daysRange.getDays();

                final BenchTradeDate32 message = BenchTradeDate32.newBuilder().setTradeDate(value).build();

                final int size = message.getSerializedSize();

                log.debug(" this : {} ; size : {} ;", yearThis, size);

            }

        }

        log.debug("done");

    }

}