org.apache.hudi.common.conflict.detection.EarlyConflictDetectionStrategy Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one
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* 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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*/
package org.apache.hudi.common.conflict.detection;
import org.apache.hudi.ApiMaturityLevel;
import org.apache.hudi.PublicAPIClass;
import org.apache.hudi.exception.HoodieEarlyConflictDetectionException;
/**
* Interface for pluggable strategy of early conflict detection for multiple writers.
*/
@PublicAPIClass(maturity = ApiMaturityLevel.EVOLVING)
public interface EarlyConflictDetectionStrategy {
/**
* Detects and resolves the write conflict if necessary.
*/
void detectAndResolveConflictIfNecessary() throws HoodieEarlyConflictDetectionException;
/**
* @return whether there's a write conflict based on markers.
*/
boolean hasMarkerConflict();
/**
* Resolves a write conflict.
*
* @param basePath Base path of the table.
* @param partitionPath Relative partition path.
* @param dataFileName Data file name.
*/
void resolveMarkerConflict(String basePath, String partitionPath, String dataFileName);
}