org.apache.hudi.common.table.timeline.HoodieTimeline Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one
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* 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,
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* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hudi.common.table.timeline;
import org.apache.hudi.common.model.HoodieTableType;
import org.apache.hudi.common.table.HoodieTableMetaClient;
import org.apache.hudi.common.table.timeline.HoodieInstant.State;
import org.apache.hudi.common.util.Option;
import org.apache.hudi.common.util.StringUtils;
import java.io.Serializable;
import java.util.List;
import java.util.function.BiPredicate;
import java.util.function.Predicate;
import java.util.stream.Stream;
/**
* HoodieTimeline is a view of meta-data instants in the hoodie table. Instants are specific points in time
* represented as HoodieInstant.
*
* Timelines are immutable once created and operations create new instance of timelines which filter on the instants and
* this can be chained.
*
* @see HoodieTableMetaClient
* @see HoodieDefaultTimeline
* @see HoodieInstant
* @since 0.3.0
*/
public interface HoodieTimeline extends Serializable {
String COMMIT_ACTION = "commit";
String DELTA_COMMIT_ACTION = "deltacommit";
String CLEAN_ACTION = "clean";
String ROLLBACK_ACTION = "rollback";
String SAVEPOINT_ACTION = "savepoint";
String REPLACE_COMMIT_ACTION = "replacecommit";
String INFLIGHT_EXTENSION = ".inflight";
// With Async Compaction, compaction instant can be in 3 states :
// (compaction-requested), (compaction-inflight), (completed)
String COMPACTION_ACTION = "compaction";
String LOG_COMPACTION_ACTION = "logcompaction";
String REQUESTED_EXTENSION = ".requested";
String COMPLETED_EXTENSION = ".completed";
String RESTORE_ACTION = "restore";
String INDEXING_ACTION = "indexing";
// only for schema save
String SCHEMA_COMMIT_ACTION = "schemacommit";
String[] VALID_ACTIONS_IN_TIMELINE = {COMMIT_ACTION, DELTA_COMMIT_ACTION,
CLEAN_ACTION, SAVEPOINT_ACTION, RESTORE_ACTION, ROLLBACK_ACTION,
COMPACTION_ACTION, REPLACE_COMMIT_ACTION, INDEXING_ACTION};
String COMMIT_EXTENSION = "." + COMMIT_ACTION;
String DELTA_COMMIT_EXTENSION = "." + DELTA_COMMIT_ACTION;
String CLEAN_EXTENSION = "." + CLEAN_ACTION;
String ROLLBACK_EXTENSION = "." + ROLLBACK_ACTION;
String SAVEPOINT_EXTENSION = "." + SAVEPOINT_ACTION;
// this is to preserve backwards compatibility on commit in-flight filenames
String INFLIGHT_COMMIT_EXTENSION = INFLIGHT_EXTENSION;
String REQUESTED_COMMIT_EXTENSION = "." + COMMIT_ACTION + REQUESTED_EXTENSION;
String REQUESTED_DELTA_COMMIT_EXTENSION = "." + DELTA_COMMIT_ACTION + REQUESTED_EXTENSION;
String INFLIGHT_DELTA_COMMIT_EXTENSION = "." + DELTA_COMMIT_ACTION + INFLIGHT_EXTENSION;
String INFLIGHT_CLEAN_EXTENSION = "." + CLEAN_ACTION + INFLIGHT_EXTENSION;
String REQUESTED_CLEAN_EXTENSION = "." + CLEAN_ACTION + REQUESTED_EXTENSION;
String INFLIGHT_ROLLBACK_EXTENSION = "." + ROLLBACK_ACTION + INFLIGHT_EXTENSION;
String REQUESTED_ROLLBACK_EXTENSION = "." + ROLLBACK_ACTION + REQUESTED_EXTENSION;
String INFLIGHT_SAVEPOINT_EXTENSION = "." + SAVEPOINT_ACTION + INFLIGHT_EXTENSION;
String REQUESTED_COMPACTION_SUFFIX = StringUtils.join(COMPACTION_ACTION, REQUESTED_EXTENSION);
String COMPLETED_COMPACTION_SUFFIX = StringUtils.join(COMPACTION_ACTION, COMPLETED_EXTENSION);
String REQUESTED_COMPACTION_EXTENSION = StringUtils.join(".", REQUESTED_COMPACTION_SUFFIX);
String INFLIGHT_COMPACTION_EXTENSION = StringUtils.join(".", COMPACTION_ACTION, INFLIGHT_EXTENSION);
String REQUESTED_RESTORE_EXTENSION = "." + RESTORE_ACTION + REQUESTED_EXTENSION;
String INFLIGHT_RESTORE_EXTENSION = "." + RESTORE_ACTION + INFLIGHT_EXTENSION;
String RESTORE_EXTENSION = "." + RESTORE_ACTION;
String INFLIGHT_REPLACE_COMMIT_EXTENSION = "." + REPLACE_COMMIT_ACTION + INFLIGHT_EXTENSION;
String REQUESTED_REPLACE_COMMIT_EXTENSION = "." + REPLACE_COMMIT_ACTION + REQUESTED_EXTENSION;
String REPLACE_COMMIT_EXTENSION = "." + REPLACE_COMMIT_ACTION;
String INFLIGHT_INDEX_COMMIT_EXTENSION = "." + INDEXING_ACTION + INFLIGHT_EXTENSION;
String REQUESTED_INDEX_COMMIT_EXTENSION = "." + INDEXING_ACTION + REQUESTED_EXTENSION;
String INDEX_COMMIT_EXTENSION = "." + INDEXING_ACTION;
String SAVE_SCHEMA_ACTION_EXTENSION = "." + SCHEMA_COMMIT_ACTION;
String INFLIGHT_SAVE_SCHEMA_ACTION_EXTENSION = "." + SCHEMA_COMMIT_ACTION + INFLIGHT_EXTENSION;
String REQUESTED_SAVE_SCHEMA_ACTION_EXTENSION = "." + SCHEMA_COMMIT_ACTION + REQUESTED_EXTENSION;
// Log compaction action
String REQUESTED_LOG_COMPACTION_SUFFIX = StringUtils.join(LOG_COMPACTION_ACTION, REQUESTED_EXTENSION);
String REQUESTED_LOG_COMPACTION_EXTENSION = StringUtils.join(".", REQUESTED_LOG_COMPACTION_SUFFIX);
String INFLIGHT_LOG_COMPACTION_EXTENSION = StringUtils.join(".", LOG_COMPACTION_ACTION, INFLIGHT_EXTENSION);
String INVALID_INSTANT_TS = "0";
// Instant corresponding to pristine state of the table after its creation
String INIT_INSTANT_TS = "00000000000000";
// Instant corresponding to METADATA bootstrapping of table/partitions
String METADATA_BOOTSTRAP_INSTANT_TS = "00000000000001";
// Instant corresponding to full bootstrapping of table/partitions
String FULL_BOOTSTRAP_INSTANT_TS = "00000000000002";
/**
* Filter this timeline to just include the in-flights.
*
* @return New instance of HoodieTimeline with just in-flights
*/
HoodieTimeline filterInflights();
/**
* Filter this timeline to include requested and in-flights.
*
* @return New instance of HoodieTimeline with just in-flights and requested instants
*/
HoodieTimeline filterInflightsAndRequested();
/**
* Filter this timeline to just include the in-flights excluding compaction instants.
*
* @return New instance of HoodieTimeline with just in-flights excluding compaction instants
*/
HoodieTimeline filterPendingExcludingCompaction();
/**
* Filter this timeline to just include the in-flights excluding logcompaction instants.
*
* @return New instance of HoodieTimeline with just in-flights excluding compaction instants
*/
HoodieTimeline filterPendingExcludingLogCompaction();
/**
* Filter this timeline to just include the in-flights excluding major and minor compaction instants.
*
* @return New instance of HoodieTimeline with just in-flights excluding major and minor compaction instants
*/
HoodieTimeline filterPendingExcludingMajorAndMinorCompaction();
/**
* Filter this timeline to just include the completed instants.
*
* @return New instance of HoodieTimeline with just completed instants
*/
HoodieTimeline filterCompletedInstants();
// TODO: Check if logcompaction also needs to be included in this API.
/**
* Filter this timeline to just include the completed + compaction (inflight + requested) instants A RT filesystem
* view is constructed with this timeline so that file-slice after pending compaction-requested instant-time is also
* considered valid. A RT file-system view for reading must then merge the file-slices before and after pending
* compaction instant so that all delta-commits are read.
*
* @return New instance of HoodieTimeline with just completed instants
*/
HoodieTimeline filterCompletedAndCompactionInstants();
HoodieTimeline filterCompletedOrMajorOrMinorCompactionInstants();
/**
* Timeline to just include completed commits or all rewrites like compaction, logcompaction and replace actions.
*
* @return
*/
HoodieTimeline filterCompletedInstantsOrRewriteTimeline();
/**
* Timeline to just include commits (commit/deltacommit), compaction and replace actions.
*
* @return
*/
HoodieTimeline getWriteTimeline();
/**
* Timeline to just include commits (commit/deltacommit), compaction and replace actions that are completed and contiguous.
* For example, if timeline is [C0.completed, C1.completed, C2.completed, C3.inflight, C4.completed].
* Then, a timeline of [C0.completed, C1.completed, C2.completed] will be returned.
*
* @return
*/
HoodieTimeline getContiguousCompletedWriteTimeline();
/**
* Timeline to just include replace instants that have valid (commit/deltacommit) actions.
*
* @return
*/
HoodieTimeline getCompletedReplaceTimeline();
/**
* Filter this timeline to just include requested and inflight compaction instants.
*
* @return
*/
HoodieTimeline filterPendingCompactionTimeline();
/**
* Filter this timeline to just include requested and inflight log compaction instants.
*
* @return
*/
HoodieTimeline filterPendingLogCompactionTimeline();
/**
* Filter this timeline to just include requested and inflight from both major and minor compaction instants.
*
* @return
*/
HoodieTimeline filterPendingMajorOrMinorCompactionTimeline();
/**
* Filter this timeline to just include requested and inflight replacecommit instants.
*/
HoodieTimeline filterPendingReplaceTimeline();
/**
* Filter this timeline to include pending rollbacks.
*/
HoodieTimeline filterPendingRollbackTimeline();
/**
* Filter this timeline for requested rollbacks.
*/
HoodieTimeline filterRequestedRollbackTimeline();
/**
* Create a new Timeline with all the instants after startTs.
*/
HoodieTimeline findInstantsAfterOrEquals(String commitTime, int numCommits);
/**
* Create a new Timeline with instants after startTs and before or on endTs.
*/
HoodieTimeline findInstantsInRange(String startTs, String endTs);
/**
* Create a new Timeline with instants after or equals startTs and before or on endTs.
*/
HoodieTimeline findInstantsInClosedRange(String startTs, String endTs);
/**`
* Create a new Timeline with instants after startTs and before or on endTs
* by state transition timestamp of actions.
*/
HoodieTimeline findInstantsInRangeByStateTransitionTime(String startTs, String endTs);
/**
* Create new timeline with all instants that were modified after specified time.
*/
HoodieTimeline findInstantsModifiedAfterByStateTransitionTime(String instantTime);
/**
* Create a new Timeline with all the instants after startTs.
*/
HoodieTimeline findInstantsAfter(String instantTime, int numCommits);
/**
* Create a new Timeline with all the instants after startTs.
*/
HoodieTimeline findInstantsAfter(String instantTime);
/**
* Create a new Timeline with all instants before specified time.
*/
HoodieTimeline findInstantsBefore(String instantTime);
/**
* Finds the instant before specified time.
*/
Option findInstantBefore(String instantTime);
/**
* Create new timeline with all instants before or equals specified time.
*/
HoodieTimeline findInstantsBeforeOrEquals(String instantTime);
/**
* Custom Filter of Instants.
*/
HoodieTimeline filter(Predicate filter);
/**
* Filter this timeline to just include requested and inflight index instants.
*/
HoodieTimeline filterPendingIndexTimeline();
/**
* Filter this timeline to just include completed index instants.
*/
HoodieTimeline filterCompletedIndexTimeline();
/**
* If the timeline has any instants.
*
* @return true if timeline is empty
*/
boolean empty();
/**
* @return total number of completed instants
*/
int countInstants();
/**
* @return first completed instant if available
*/
Option firstInstant();
/**
* @param action Instant action String.
* @param state Instant State.
* @return first instant of a specific action and state if available
*/
Option firstInstant(String action, State state);
/**
* @return nth completed instant from the first completed instant
*/
Option nthInstant(int n);
/**
* @return last completed instant if available
*/
Option lastInstant();
/**
* Get hash of timeline.
*
* @return
*/
String getTimelineHash();
/**
* @return nth completed instant going back from the last completed instant
*/
Option nthFromLastInstant(int n);
/**
* @return true if the passed instant is present as a completed instant on the timeline
*/
boolean containsInstant(HoodieInstant instant);
/**
* @return true if the passed instant is present as a completed instant on the timeline
*/
boolean containsInstant(String ts);
/**
* @return true if the passed instant is present as a completed instant on the timeline or if the instant is before
* the first completed instant in the timeline
*/
boolean containsOrBeforeTimelineStarts(String ts);
/**
* @return Get the stream of completed instants
*/
Stream getInstantsAsStream();
/**
* @return Get tht list of instants
*/
List getInstants();
/**
* @return Get the stream of completed instants in reverse order TODO Change code references to getInstants() that
* reverse the instants later on to use this method instead.
*/
Stream getReverseOrderedInstants();
/**
* Get the stream of instants in order by state transition timestamp of actions.
*/
Stream getInstantsOrderedByStateTransitionTime();
/**
* @return true if the passed in instant is before the first completed instant in the timeline
*/
boolean isBeforeTimelineStarts(String ts);
/**
* First non-savepoint commit in the active data timeline. Examples:
* 1. An active data timeline C1, C2, C3, C4, C5 returns C1.
* 2. If archival is allowed beyond savepoint and let's say C1, C2, C4 have been archived
* while C3, C5 have been savepointed, then for the data timeline
* C3, C3_Savepoint, C5, C5_Savepoint, C6, C7 returns C6.
*/
Option getFirstNonSavepointCommit();
/**
* Read the completed instant details.
*/
Option getInstantDetails(HoodieInstant instant);
boolean isEmpty(HoodieInstant instant);
/**
* Helper methods to compare instants.
**/
BiPredicate EQUALS = (commit1, commit2) -> commit1.compareTo(commit2) == 0;
BiPredicate GREATER_THAN_OR_EQUALS = (commit1, commit2) -> commit1.compareTo(commit2) >= 0;
BiPredicate GREATER_THAN = (commit1, commit2) -> commit1.compareTo(commit2) > 0;
BiPredicate LESSER_THAN_OR_EQUALS = (commit1, commit2) -> commit1.compareTo(commit2) <= 0;
BiPredicate LESSER_THAN = (commit1, commit2) -> commit1.compareTo(commit2) < 0;
static boolean compareTimestamps(String commit1, BiPredicate predicateToApply, String commit2) {
return predicateToApply.test(commit1, commit2);
}
/**
* Return true if specified timestamp is in range (startTs, endTs].
*/
static boolean isInRange(String timestamp, String startTs, String endTs) {
return HoodieTimeline.compareTimestamps(timestamp, GREATER_THAN, startTs)
&& HoodieTimeline.compareTimestamps(timestamp, LESSER_THAN_OR_EQUALS, endTs);
}
/**
* Return true if specified timestamp is in range [startTs, endTs].
*/
static boolean isInClosedRange(String timestamp, String startTs, String endTs) {
return HoodieTimeline.compareTimestamps(timestamp, GREATER_THAN_OR_EQUALS, startTs)
&& HoodieTimeline.compareTimestamps(timestamp, LESSER_THAN_OR_EQUALS, endTs);
}
static HoodieInstant getCompletedInstant(final HoodieInstant instant) {
return new HoodieInstant(State.COMPLETED, instant.getAction(), instant.getTimestamp());
}
static HoodieInstant getRequestedInstant(final HoodieInstant instant) {
return new HoodieInstant(State.REQUESTED, instant.getAction(), instant.getTimestamp());
}
static HoodieInstant getCleanRequestedInstant(final String timestamp) {
return new HoodieInstant(State.REQUESTED, CLEAN_ACTION, timestamp);
}
static HoodieInstant getCleanInflightInstant(final String timestamp) {
return new HoodieInstant(State.INFLIGHT, CLEAN_ACTION, timestamp);
}
static HoodieInstant getCompactionRequestedInstant(final String timestamp) {
return new HoodieInstant(State.REQUESTED, COMPACTION_ACTION, timestamp);
}
static HoodieInstant getCompactionInflightInstant(final String timestamp) {
return new HoodieInstant(State.INFLIGHT, COMPACTION_ACTION, timestamp);
}
// Returns Log compaction requested instant
static HoodieInstant getLogCompactionRequestedInstant(final String timestamp) {
return new HoodieInstant(State.REQUESTED, LOG_COMPACTION_ACTION, timestamp);
}
// Returns Log compaction inflight instant
static HoodieInstant getLogCompactionInflightInstant(final String timestamp) {
return new HoodieInstant(State.INFLIGHT, LOG_COMPACTION_ACTION, timestamp);
}
static HoodieInstant getReplaceCommitRequestedInstant(final String timestamp) {
return new HoodieInstant(State.REQUESTED, REPLACE_COMMIT_ACTION, timestamp);
}
static HoodieInstant getReplaceCommitInflightInstant(final String timestamp) {
return new HoodieInstant(State.INFLIGHT, REPLACE_COMMIT_ACTION, timestamp);
}
static HoodieInstant getRollbackRequestedInstant(HoodieInstant instant) {
return instant.isRequested() ? instant : HoodieTimeline.getRequestedInstant(instant);
}
static HoodieInstant getRestoreRequestedInstant(HoodieInstant instant) {
return instant.isRequested() ? instant : HoodieTimeline.getRequestedInstant(instant);
}
static HoodieInstant getIndexRequestedInstant(final String timestamp) {
return new HoodieInstant(State.REQUESTED, INDEXING_ACTION, timestamp);
}
static HoodieInstant getIndexInflightInstant(final String timestamp) {
return new HoodieInstant(State.INFLIGHT, INDEXING_ACTION, timestamp);
}
/**
* Returns the inflight instant corresponding to the instant being passed. Takes care of changes in action names
* between inflight and completed instants (compaction <=> commit) and (logcompaction <==> deltacommit).
* @param instant Hoodie Instant
* @param metaClient Hoodie metaClient to fetch tableType and fileSystem.
* @return Inflight Hoodie Instant
*/
static HoodieInstant getInflightInstant(final HoodieInstant instant, final HoodieTableMetaClient metaClient) {
if (metaClient.getTableType() == HoodieTableType.MERGE_ON_READ) {
if (instant.getAction().equals(COMMIT_ACTION)) {
return new HoodieInstant(true, COMPACTION_ACTION, instant.getTimestamp());
} else if (instant.getAction().equals(DELTA_COMMIT_ACTION)) {
// Deltacommit is used by both ingestion and logcompaction.
// So, distinguish both of them check for the inflight file being present.
HoodieActiveTimeline rawActiveTimeline = new HoodieActiveTimeline(metaClient, false);
Option logCompactionInstant = Option.fromJavaOptional(rawActiveTimeline.getInstantsAsStream()
.filter(hoodieInstant -> hoodieInstant.getTimestamp().equals(instant.getTimestamp())
&& LOG_COMPACTION_ACTION.equals(hoodieInstant.getAction())).findFirst());
if (logCompactionInstant.isPresent()) {
return new HoodieInstant(true, LOG_COMPACTION_ACTION, instant.getTimestamp());
}
}
}
return new HoodieInstant(true, instant.getAction(), instant.getTimestamp());
}
static String makeCommitFileName(String instantTime) {
return StringUtils.join(instantTime, HoodieTimeline.COMMIT_EXTENSION);
}
static String makeInflightCommitFileName(String instantTime) {
return StringUtils.join(instantTime, HoodieTimeline.INFLIGHT_COMMIT_EXTENSION);
}
static String makeRequestedCommitFileName(String instantTime) {
return StringUtils.join(instantTime, HoodieTimeline.REQUESTED_COMMIT_EXTENSION);
}
static String makeCleanerFileName(String instant) {
return StringUtils.join(instant, HoodieTimeline.CLEAN_EXTENSION);
}
static String makeRequestedCleanerFileName(String instant) {
return StringUtils.join(instant, HoodieTimeline.REQUESTED_CLEAN_EXTENSION);
}
static String makeInflightCleanerFileName(String instant) {
return StringUtils.join(instant, HoodieTimeline.INFLIGHT_CLEAN_EXTENSION);
}
static String makeRollbackFileName(String instant) {
return StringUtils.join(instant, HoodieTimeline.ROLLBACK_EXTENSION);
}
static String makeRequestedRollbackFileName(String instant) {
return StringUtils.join(instant, HoodieTimeline.REQUESTED_ROLLBACK_EXTENSION);
}
static String makeRequestedRestoreFileName(String instant) {
return StringUtils.join(instant, HoodieTimeline.REQUESTED_RESTORE_EXTENSION);
}
static String makeInflightRollbackFileName(String instant) {
return StringUtils.join(instant, HoodieTimeline.INFLIGHT_ROLLBACK_EXTENSION);
}
static String makeInflightSavePointFileName(String instantTime) {
return StringUtils.join(instantTime, HoodieTimeline.INFLIGHT_SAVEPOINT_EXTENSION);
}
static String makeSavePointFileName(String instantTime) {
return StringUtils.join(instantTime, HoodieTimeline.SAVEPOINT_EXTENSION);
}
static String makeInflightDeltaFileName(String instantTime) {
return StringUtils.join(instantTime, HoodieTimeline.INFLIGHT_DELTA_COMMIT_EXTENSION);
}
static String makeRequestedDeltaFileName(String instantTime) {
return StringUtils.join(instantTime, HoodieTimeline.REQUESTED_DELTA_COMMIT_EXTENSION);
}
static String makeInflightCompactionFileName(String instantTime) {
return StringUtils.join(instantTime, HoodieTimeline.INFLIGHT_COMPACTION_EXTENSION);
}
static String makeRequestedCompactionFileName(String instantTime) {
return StringUtils.join(instantTime, HoodieTimeline.REQUESTED_COMPACTION_EXTENSION);
}
// Log compaction action
static String makeInflightLogCompactionFileName(String instantTime) {
return StringUtils.join(instantTime, HoodieTimeline.INFLIGHT_LOG_COMPACTION_EXTENSION);
}
static String makeRequestedLogCompactionFileName(String instantTime) {
return StringUtils.join(instantTime, HoodieTimeline.REQUESTED_LOG_COMPACTION_EXTENSION);
}
static String makeRestoreFileName(String instant) {
return StringUtils.join(instant, HoodieTimeline.RESTORE_EXTENSION);
}
static String makeInflightRestoreFileName(String instant) {
return StringUtils.join(instant, HoodieTimeline.INFLIGHT_RESTORE_EXTENSION);
}
static String makeReplaceFileName(String instant) {
return StringUtils.join(instant, HoodieTimeline.REPLACE_COMMIT_EXTENSION);
}
static String makeInflightReplaceFileName(String instant) {
return StringUtils.join(instant, HoodieTimeline.INFLIGHT_REPLACE_COMMIT_EXTENSION);
}
static String makeRequestedReplaceFileName(String instant) {
return StringUtils.join(instant, HoodieTimeline.REQUESTED_REPLACE_COMMIT_EXTENSION);
}
static String makeDeltaFileName(String instantTime) {
return instantTime + HoodieTimeline.DELTA_COMMIT_EXTENSION;
}
static String getCommitFromCommitFile(String commitFileName) {
return commitFileName.split("\\.")[0];
}
static String makeFileNameAsComplete(String fileName) {
return fileName.replace(HoodieTimeline.INFLIGHT_EXTENSION, "");
}
static String makeFileNameAsInflight(String fileName) {
return StringUtils.join(fileName, HoodieTimeline.INFLIGHT_EXTENSION);
}
static String makeIndexCommitFileName(String instant) {
return StringUtils.join(instant, HoodieTimeline.INDEX_COMMIT_EXTENSION);
}
static String makeInflightIndexFileName(String instant) {
return StringUtils.join(instant, HoodieTimeline.INFLIGHT_INDEX_COMMIT_EXTENSION);
}
static String makeRequestedIndexFileName(String instant) {
return StringUtils.join(instant, HoodieTimeline.REQUESTED_INDEX_COMMIT_EXTENSION);
}
static String makeSchemaFileName(String instantTime) {
return StringUtils.join(instantTime, HoodieTimeline.SAVE_SCHEMA_ACTION_EXTENSION);
}
static String makeInflightSchemaFileName(String instantTime) {
return StringUtils.join(instantTime, HoodieTimeline.INFLIGHT_SAVE_SCHEMA_ACTION_EXTENSION);
}
static String makeRequestSchemaFileName(String instantTime) {
return StringUtils.join(instantTime, HoodieTimeline.REQUESTED_SAVE_SCHEMA_ACTION_EXTENSION);
}
}