/*
* Licensed to Elastic Search and Shay Banon under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Elastic Search 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.
*/
package org.elasticsearch.common.joda;
import org.elasticsearch.common.Strings;
import org.elasticsearch.common.joda.time.DateTimeZone;
import org.elasticsearch.common.joda.time.format.DateTimeFormat;
import org.elasticsearch.common.joda.time.format.DateTimeFormatter;
import org.elasticsearch.common.joda.time.format.DateTimeFormatterBuilder;
import org.elasticsearch.common.joda.time.format.DateTimeParser;
import org.elasticsearch.common.joda.time.format.ISODateTimeFormat;
/**
* @author kimchy (shay.banon)
*/
public class Joda {
/**
* Parses a joda based pattern, including some named ones (similar to the built in Joda ISO ones).
*/
public static FormatDateTimeFormatter forPattern(String input) {
DateTimeFormatter formatter;
if ("basicDate".equals(input) || "basic_date".equals(input)) {
formatter = ISODateTimeFormat.basicDate();
} else if ("basicDateTime".equals(input) || "basic_date_time".equals(input)) {
formatter = ISODateTimeFormat.basicDateTime();
} else if ("basicDateTimeNoMillis".equals(input) || "basic_date_time_no_millis".equals(input)) {
formatter = ISODateTimeFormat.basicDateTimeNoMillis();
} else if ("basicOrdinalDate".equals(input) || "basic_ordinal_date".equals(input)) {
formatter = ISODateTimeFormat.basicOrdinalDate();
} else if ("basicOrdinalDateTime".equals(input) || "basic_ordinal_date_time".equals(input)) {
formatter = ISODateTimeFormat.basicOrdinalDateTime();
} else if ("basicOrdinalDateTimeNoMillis".equals(input) || "basic_ordinal_date_time_no_millis".equals(input)) {
formatter = ISODateTimeFormat.basicOrdinalDateTimeNoMillis();
} else if ("basicTime".equals(input) || "basic_time".equals(input)) {
formatter = ISODateTimeFormat.basicTime();
} else if ("basicTimeNoMillis".equals(input) || "basic_time_no_millis".equals(input)) {
formatter = ISODateTimeFormat.basicTimeNoMillis();
} else if ("basicTTime".equals(input) || "basic_t_Time".equals(input)) {
formatter = ISODateTimeFormat.basicTTime();
} else if ("basicTTimeNoMillis".equals(input) || "basic_t_time_no_millis".equals(input)) {
formatter = ISODateTimeFormat.basicTTimeNoMillis();
} else if ("basicWeekDate".equals(input) || "basic_week_date".equals(input)) {
formatter = ISODateTimeFormat.basicWeekDate();
} else if ("basicWeekDateTime".equals(input) || "basic_week_date_time".equals(input)) {
formatter = ISODateTimeFormat.basicWeekDateTime();
} else if ("basicWeekDateTimeNoMillis".equals(input) || "basic_week_date_time_no_millis".equals(input)) {
formatter = ISODateTimeFormat.basicWeekDateTimeNoMillis();
} else if ("date".equals(input)) {
formatter = ISODateTimeFormat.date();
} else if ("dateHour".equals(input) || "date_hour".equals(input)) {
formatter = ISODateTimeFormat.dateHour();
} else if ("dateHourMinute".equals(input) || "date_hour_minute".equals(input)) {
formatter = ISODateTimeFormat.dateHourMinute();
} else if ("dateHourMinuteSecond".equals(input) || "date_hour_minute_second".equals(input)) {
formatter = ISODateTimeFormat.dateHourMinuteSecond();
} else if ("dateHourMinuteSecondFraction".equals(input) || "date_hour_minute_second_fraction".equals(input)) {
formatter = ISODateTimeFormat.dateHourMinuteSecondFraction();
} else if ("dateHourMinuteSecondMillis".equals(input) || "date_hour_minute_second_millis".equals(input)) {
formatter = ISODateTimeFormat.dateHourMinuteSecondMillis();
} else if ("dateOptionalTime".equals(input) || "date_optional_time".equals(input)) {
// in this case, we have a separate parser and printer since the dataOptionalTimeParser can't print
return new FormatDateTimeFormatter(input,
ISODateTimeFormat.dateOptionalTimeParser().withZone(DateTimeZone.UTC),
ISODateTimeFormat.dateTime().withZone(DateTimeZone.UTC));
} else if ("dateTime".equals(input) || "date_time".equals(input)) {
formatter = ISODateTimeFormat.dateTime();
} else if ("dateTimeNoMillis".equals(input) || "date_time_no_millis".equals(input)) {
formatter = ISODateTimeFormat.dateTimeNoMillis();
} else if ("hour".equals(input)) {
formatter = ISODateTimeFormat.hour();
} else if ("hourMinute".equals(input) || "hour_minute".equals(input)) {
formatter = ISODateTimeFormat.hourMinute();
} else if ("hourMinuteSecond".equals(input) || "hour_minute_second".equals(input)) {
formatter = ISODateTimeFormat.hourMinuteSecond();
} else if ("hourMinuteSecondFraction".equals(input) || "hour_minute_second_fraction".equals(input)) {
formatter = ISODateTimeFormat.hourMinuteSecondFraction();
} else if ("hourMinuteSecondMillis".equals(input) || "hour_minute_second_millis".equals(input)) {
formatter = ISODateTimeFormat.hourMinuteSecondMillis();
} else if ("ordinalDate".equals(input) || "ordinal_date".equals(input)) {
formatter = ISODateTimeFormat.ordinalDate();
} else if ("ordinalDateTime".equals(input) || "ordinal_date_time".equals(input)) {
formatter = ISODateTimeFormat.ordinalDateTime();
} else if ("ordinalDateTimeNoMillis".equals(input) || "ordinal_date_time_no_millis".equals(input)) {
formatter = ISODateTimeFormat.ordinalDateTimeNoMillis();
} else if ("time".equals(input)) {
formatter = ISODateTimeFormat.time();
} else if ("tTime".equals(input) || "t_time".equals(input)) {
formatter = ISODateTimeFormat.tTime();
} else if ("tTimeNoMillis".equals(input) || "t_time_no_millis".equals(input)) {
formatter = ISODateTimeFormat.tTimeNoMillis();
} else if ("weekDate".equals(input) || "week_date".equals(input)) {
formatter = ISODateTimeFormat.weekDate();
} else if ("weekDateTime".equals(input) || "week_date_time".equals(input)) {
formatter = ISODateTimeFormat.weekDateTime();
} else if ("weekyear".equals(input) || "week_year".equals(input)) {
formatter = ISODateTimeFormat.weekyear();
} else if ("weekyearWeek".equals(input)) {
formatter = ISODateTimeFormat.weekyearWeek();
} else if ("year".equals(input)) {
formatter = ISODateTimeFormat.year();
} else if ("yearMonth".equals(input) || "year_month".equals(input)) {
formatter = ISODateTimeFormat.yearMonth();
} else if ("yearMonthDay".equals(input) || "year_month_day".equals(input)) {
formatter = ISODateTimeFormat.yearMonthDay();
} else {
String[] formats = Strings.delimitedListToStringArray(input, "||");
if (formats == null || formats.length == 1) {
formatter = DateTimeFormat.forPattern(input);
} else {
DateTimeParser[] parsers = new DateTimeParser[formats.length];
for (int i = 0; i < formats.length; i++) {
parsers[i] = DateTimeFormat.forPattern(formats[i]).withZone(DateTimeZone.UTC).getParser();
}
DateTimeFormatterBuilder builder = new DateTimeFormatterBuilder()
.append(DateTimeFormat.forPattern(formats[0]).withZone(DateTimeZone.UTC).getPrinter(), parsers);
formatter = builder.toFormatter();
}
}
return new FormatDateTimeFormatter(input, formatter.withZone(DateTimeZone.UTC));
}
}