001/*
002 * Stallion Core: A Modern Web Framework
003 *
004 * Copyright (C) 2015 - 2016 Stallion Software LLC.
005 *
006 * This program is free software: you can redistribute it and/or modify it under the terms of the
007 * GNU General Public License as published by the Free Software Foundation, either version 2 of
008 * the License, or (at your option) any later version. This program is distributed in the hope that
009 * it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
010 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
011 * License for more details. You should have received a copy of the GNU General Public License
012 * along with this program.  If not, see <http://www.gnu.org/licenses/gpl-2.0.html>.
013 *
014 *
015 *
016 */
017
018package io.stallion.dataAccess.filtering;
019
020import java.util.Collection;
021import java.util.List;
022import java.util.Map;
023
024import static io.stallion.utils.Literals.*;
025
026import io.stallion.services.Log;
027import net.sf.ehcache.pool.Size;
028import net.sf.ehcache.pool.SizeOfEngine;
029
030
031public class EstimatedSizeOfEngine implements SizeOfEngine {
032    public EstimatedSizeOfEngine() {
033        Log.finer("EstimatedSizeOfEngine being loaded.");
034    }
035    @Override
036    public Size sizeOf(Object key, Object value, Object container) {
037        int itemCount = 0;
038        if (value instanceof Pager) {
039            itemCount = ((Pager) value).getItems().size();
040        } else if (value instanceof Collection) {
041            itemCount = ((Collection) value).size();
042        }
043
044        if (itemCount > 0) {
045            return new Size(10000 * itemCount, false);
046        } else {
047            return new Size(10000, false);
048        }
049
050    }
051
052    @Override
053    public SizeOfEngine copyWith(int i, boolean b) {
054        return new EstimatedSizeOfEngine();
055    }
056}