org.apache.hudi.common.data.HoodieAccumulator Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* 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, 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.apache.hudi.common.data;
import java.io.Serializable;
/**
* An abstraction for accumulator on counts.
*/
public abstract class HoodieAccumulator implements Serializable {
/**
* @return the count.
*/
public abstract long value();
/**
* Increments the count based on the input.
*
* @param increment the value to add.
*/
public abstract void add(long increment);
}