001/*
002 * #%L
003 * Netarchivesuite - common - test
004 * %%
005 * Copyright (C) 2005 - 2014 The Royal Danish Library, the Danish State and University Library,
006 *             the National Library of France and the Austrian National Library.
007 * %%
008 * This program is free software: you can redistribute it and/or modify
009 * it under the terms of the GNU Lesser General Public License as
010 * published by the Free Software Foundation, either version 2.1 of the
011 * License, or (at your option) any later version.
012 * 
013 * This program is distributed in the hope that it will be useful,
014 * but WITHOUT ANY WARRANTY; without even the implied warranty of
015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
016 * GNU General Lesser Public License for more details.
017 * 
018 * You should have received a copy of the GNU General Lesser Public
019 * License along with this program.  If not, see
020 * <http://www.gnu.org/licenses/lgpl-2.1.html>.
021 * #L%
022 */
023
024package dk.netarkivet.common.utils;
025
026import java.io.File;
027
028import dk.netarkivet.common.exceptions.ArgumentNotValid;
029
030/**
031 * Mock Free Space Provider of the number of bytes free on the file system.
032 */
033public class MockFreeSpaceProvider implements FreeSpaceProvider {
034
035    /**
036     * 1 TB in bytes.
037     */
038    public static final long ONETB = 1024 * 1024 * 1024 * 1024;
039
040    /**
041     * Returns 1 TB of bytes as the number of bytes free on the file system that the given file resides on.
042     *
043     * @param f a given file
044     * @return 1 TB of bytes free
045     */
046    public long getBytesFree(File f) {
047        ArgumentNotValid.checkNotNull(f, "File f");
048
049        return ONETB;
050    }
051}