database.services.common.Batcher.java Source code

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Here is the source code for database.services.common.Batcher.java

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package database.services.common;

import database.configuration.utils.HibernatePropertiesWrapper;
import org.hibernate.Session;

/**
 * Batch update mechanism.
 * 
 * @author Micha 'Wicia' Wietecha
 */
public class Batcher {

    private final int BATCH_SIZE;
    private int number;

    public Batcher(HibernatePropertiesWrapper properties) {
        this.BATCH_SIZE = properties.getBatchSize();
        this.number = 0;
    }

    public void batchUpdate(Session session) {
        if (number % BATCH_SIZE == 0 && number > 0) {
            session.flush();
            session.clear();
        }
        number++;
    }

    public void beginWork() {
        this.number = 0;
    }
}