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A utility for estimating the volume of data for a given data shape
package io.konig.estimator;
/*
* #%L
* Konig Size Estimator
* %%
* Copyright (C) 2015 - 2017 Gregory McFall
* %%
* Licensed 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.
* #L%
*/
import io.konig.datasource.DataSource;
import io.konig.shacl.Shape;
public class DataSourceSizeEstimate {
private Shape shape;
private DataSource dataSource;
private int recordCount;
private int sizeSum;
public DataSourceSizeEstimate(Shape shape, DataSource dataSource) {
this.shape = shape;
this.dataSource = dataSource;
}
public void incrementSize(int increment) {
sizeSum += increment;
}
public void incrementRecord() {
recordCount++;
}
public Shape getShape() {
return shape;
}
public DataSource getDataSource() {
return dataSource;
}
public int getRecordCount() {
return recordCount;
}
public int getSizeSum() {
return sizeSum;
}
public int averageSize() {
return (int) Math.ceil(((double)sizeSum)/recordCount);
}
}
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