167 lines
4.5 KiB
Java
167 lines
4.5 KiB
Java
/*
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* Copyright (C) 2016 Didier Clermonté <dclermonte@april.org>
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* Copyright (C) 2016 Christian Pierre Momon <christian.momon@devinsy.fr>
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*
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* This file is part of Siba.
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*
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* Siba is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.dclermonte.siba.model;
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import java.io.BufferedOutputStream;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.security.NoSuchAlgorithmException;
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import java.time.LocalDateTime;
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import java.time.format.DateTimeFormatter;
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import java.util.ResourceBundle;
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import org.apache.commons.compress.archivers.tar.TarArchiveOutputStream;
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import org.apache.commons.compress.compressors.gzip.GzipCompressorOutputStream;
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import org.apache.commons.compress.utils.IOUtils;
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import org.apache.commons.lang3.StringUtils;
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import org.dclermonte.siba.SibaException;
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/**
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*
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* @author Didier Clermonté (dclermonte@april.org)
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*
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*/
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public class SibaManager
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{
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private static final ResourceBundle BUNDLE = ResourceBundle.getBundle("org.dclermonte.siba.model.messages"); //$NON-NLS-1$
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private SibaManager()
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{
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}
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/**
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* This method perform the backup.
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*
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* @param fileToSave
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* @return
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* @throws SibaException
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*/
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public static File backup(final File fileToSave) throws SibaException
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{
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File result;
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File target = new File(System.getProperty("user.dir"));
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result = backup(fileToSave, target);
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//
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return result;
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}
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/**
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* This method perform the backup.
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*
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* @param fileToSave
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* @param target
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* @return
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* @throws SibaException
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*/
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public static File backup(final File fileToSave, final File target) throws SibaException
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{
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File result;
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TarArchiveOutputStream out = null;
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try
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{
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if ((fileToSave == null) || !fileToSave.exists())
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{
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throw new SibaException(BUNDLE.getString("sourceNotExist.text"));
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}
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else if (!fileToSave.isDirectory())
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{
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throw new SibaException(BUNDLE.getString("NotDirectorySource.text"));
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}
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else if (!target.isDirectory())
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{
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throw new SibaException(BUNDLE.getString("NotDirectoryTarget.text"));
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}
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else
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{
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LocalDateTime date = LocalDateTime.now();
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DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH'h'mm'mn'ss's'");
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String textDate = date.format(formatter);
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String outputFileNameWithoutExtension = fileToSave.getName() + "-" + textDate;
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result = new File(target + "/" + outputFileNameWithoutExtension + ".tgz");
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OutputStream gzipOutputStream = new GzipCompressorOutputStream(
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new BufferedOutputStream(new FileOutputStream(result)));
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out = new TarArchiveOutputStream(gzipOutputStream);
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SibaUtils.tarDirectoryTree(fileToSave, out);
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out.close();
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SibaUtils.createMD5File(result, target + "/" + outputFileNameWithoutExtension + ".tgz.md5");
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}
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}
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catch (IOException exception)
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{
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throw new SibaException(BUNDLE.getString("ioExceptionBackup.text"), exception); //$NON-NLS-1$
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}
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catch (NoSuchAlgorithmException exception)
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{
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throw new SibaException(BUNDLE.getString("noSuchAlgorithm.text"), exception); //$NON-NLS-1$
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}
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finally
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{
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IOUtils.closeQuietly(out);
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}
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//
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return result;
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}
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/**
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* This method is used to check the file.
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*
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* @param choosenFile
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* @return
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* @throws SibaException
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*/
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public static boolean check(final File choosenFile) throws SibaException
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{
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boolean result;
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try
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{
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String md5String = SibaUtils.loadMD5Sum(choosenFile);
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File fileToCheck1 = SibaUtils.readFileNameToCheck(choosenFile);
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if (StringUtils.equals(md5String, SibaUtils.md5(fileToCheck1)))
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{
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result = true;
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}
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else
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{
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result = false;
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}
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}
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catch (IOException exception)
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{
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throw new SibaException(BUNDLE.getString("ioExceptionCheck.text"), exception); //$NON-NLS-1$
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}
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catch (NoSuchAlgorithmException exception)
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{
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throw new SibaException(BUNDLE.getString("noSuchAlgorithm.text"), exception); //$NON-NLS-1$
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}
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//
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return result;
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}
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}
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