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Merge branch 'master' into global-checkpoint-polling
* master: (24 commits) Only notify ready global checkpoint listeners (elastic#33690) Don't count hits via the collector if the hit count can be computed from index stats. (elastic#33701) Expose retries for CCR fetch failures (elastic#33694) Test fix - Graph vertices could appear in different orders based on map insertion sequence (elastic#33709) Structured audit logging (elastic#31931) Core: Add DateFormatter interface for java time parsing (elastic#33467) [CCR] Check whether the rejected execution exception has the shutdown flag set (elastic#33703) Mute ClusterDisruptionIT#testSendingShardFailure Revert "Mute FullClusterRestartSettingsUpgradeIT" Adjust BWC version on settings upgrade test (elastic#33650) [ML] Allow overrides for some file structure detection decisions (elastic#33630) Adapt skip version for doc_values format deprecation [TEST] wait for no initializing shards [Docs] Minor fix in `has_child` javadoc comment (elastic#33674) Mute FullClusterRestartSettingsUpgradeIT [Kerberos] Add realm name & UPN to user metadata (elastic#33338) [TESTS] Disable specific locales for RestrictedTrustManagerTest (elastic#33299) SQL: Return functions in JDBC driver metadata (elastic#33672) SCRIPTING: Move terms_set Context to its Own Class (elastic#33602) AwaitsFix testRestoreMinmal ...
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133
server/src/main/java/org/elasticsearch/common/time/DateFormatter.java
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| /* | ||
| * Licensed to Elasticsearch under one or more contributor | ||
| * license agreements. See the NOTICE file distributed with | ||
| * this work for additional information regarding copyright | ||
| * ownership. Elasticsearch 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.time; | ||
|
|
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| import java.time.ZoneId; | ||
| import java.time.format.DateTimeParseException; | ||
| import java.time.temporal.TemporalAccessor; | ||
| import java.time.temporal.TemporalField; | ||
| import java.util.Arrays; | ||
| import java.util.Map; | ||
| import java.util.stream.Collectors; | ||
|
|
||
| public interface DateFormatter { | ||
|
|
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| /** | ||
| * Try to parse input to a java time TemporalAccessor | ||
| * @param input An arbitrary string resembling the string representation of a date or time | ||
| * @throws DateTimeParseException If parsing fails, this exception will be thrown. | ||
| * Note that it can contained suppressed exceptions when several formatters failed parse this value | ||
| * @return The java time object containing the parsed input | ||
| */ | ||
| TemporalAccessor parse(String input); | ||
|
|
||
| /** | ||
| * Create a copy of this formatter that is configured to parse dates in the specified time zone | ||
| * | ||
| * @param zoneId The time zone to act on | ||
| * @return A copy of the date formatter this has been called on | ||
| */ | ||
| DateFormatter withZone(ZoneId zoneId); | ||
|
|
||
| /** | ||
| * Print the supplied java time accessor in a string based representation according to this formatter | ||
| * | ||
| * @param accessor The temporal accessor used to format | ||
| * @return The string result for the formatting | ||
| */ | ||
| String format(TemporalAccessor accessor); | ||
|
|
||
| /** | ||
| * A name based format for this formatter. Can be one of the registered formatters like <code>epoch_millis</code> or | ||
| * a configured format like <code>HH:mm:ss</code> | ||
| * | ||
| * @return The name of this formatter | ||
| */ | ||
| String pattern(); | ||
|
|
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| /** | ||
| * Configure a formatter using default fields for a TemporalAccessor that should be used in case | ||
| * the supplied date is not having all of those fields | ||
| * | ||
| * @param fields A <code>Map<TemporalField, Long></code> of fields to be used as fallbacks | ||
| * @return A new date formatter instance, that will use those fields during parsing | ||
| */ | ||
| DateFormatter parseDefaulting(Map<TemporalField, Long> fields); | ||
|
|
||
| /** | ||
| * Merge several date formatters into a single one. Useful if you need to have several formatters with | ||
| * different formats act as one, for example when you specify a | ||
| * format like <code>date_hour||epoch_millis</code> | ||
| * | ||
| * @param formatters The list of date formatters to be merged together | ||
| * @return The new date formtter containing the specified date formatters | ||
| */ | ||
| static DateFormatter merge(DateFormatter ... formatters) { | ||
| return new MergedDateFormatter(formatters); | ||
| } | ||
|
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| class MergedDateFormatter implements DateFormatter { | ||
|
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| private final String format; | ||
| private final DateFormatter[] formatters; | ||
|
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| MergedDateFormatter(DateFormatter ... formatters) { | ||
| this.formatters = formatters; | ||
| this.format = Arrays.stream(formatters).map(DateFormatter::pattern).collect(Collectors.joining("||")); | ||
| } | ||
|
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| @Override | ||
| public TemporalAccessor parse(String input) { | ||
| DateTimeParseException failure = null; | ||
| for (DateFormatter formatter : formatters) { | ||
| try { | ||
| return formatter.parse(input); | ||
| } catch (DateTimeParseException e) { | ||
| if (failure == null) { | ||
| failure = e; | ||
| } else { | ||
| failure.addSuppressed(e); | ||
| } | ||
| } | ||
| } | ||
| throw failure; | ||
| } | ||
|
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| @Override | ||
| public DateFormatter withZone(ZoneId zoneId) { | ||
| return new MergedDateFormatter(Arrays.stream(formatters).map(f -> f.withZone(zoneId)).toArray(DateFormatter[]::new)); | ||
| } | ||
|
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| @Override | ||
| public String format(TemporalAccessor accessor) { | ||
| return formatters[0].format(accessor); | ||
| } | ||
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| @Override | ||
| public String pattern() { | ||
| return format; | ||
| } | ||
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| @Override | ||
| public DateFormatter parseDefaulting(Map<TemporalField, Long> fields) { | ||
| return new MergedDateFormatter(Arrays.stream(formatters).map(f -> f.parseDefaulting(fields)).toArray(DateFormatter[]::new)); | ||
| } | ||
| } | ||
| } |
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