/*
* Copyright (c) 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017 David Berkman
*
* This file is part of the SmallMind Code Project.
*
* The SmallMind Code Project is free software, you can redistribute
* it and/or modify it under either, at your discretion...
*
* 1) The terms of GNU Affero General Public License as published by the
* Free Software Foundation, either version 3 of the License, or (at
* your option) any later version.
*
* ...or...
*
* 2) The terms of the Apache License, Version 2.0.
*
* The SmallMind Code Project is distributed in the hope that it will
* be useful, but WITHOUT ANY WARRANTY; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License or Apache License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* and the Apache License along with the SmallMind Code Project. If not, see
* <http://www.gnu.org/licenses/> or <http://www.apache.org/licenses/LICENSE-2.0>.
*
* Additional permission under the GNU Affero GPL version 3 section 7
* ------------------------------------------------------------------
* If you modify this Program, or any covered work, by linking or
* combining it with other code, such other code is not for that reason
* alone subject to any of the requirements of the GNU Affero GPL
* version 3.
*/
package org.smallmind.nutsnbolts.maven;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.jar.JarEntry;
import java.util.jar.JarOutputStream;
import java.util.jar.Manifest;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;
import org.smallmind.nutsnbolts.io.FileIterable;
public enum CompressionType {
JAR("jar") {
@Override
public void compress (File compressedFile, File directoryToCompress, Manifest manifest)
throws IOException {
FileOutputStream fileOutputStream;
JarOutputStream jarOutputStream;
JarEntry jarEntry;
fileOutputStream = new FileOutputStream(compressedFile);
jarOutputStream = new JarOutputStream(fileOutputStream, (manifest == null) ? new Manifest() : manifest);
for (File outputFile : new FileIterable(directoryToCompress)) {
if (!outputFile.equals(compressedFile)) {
jarEntry = new JarEntry(outputFile.getCanonicalPath().substring(directoryToCompress.getCanonicalPath().length() + 1).replace(System.getProperty("file.separator"), "/"));
jarEntry.setTime(outputFile.lastModified());
jarEntry.setCompressedSize(-1);
jarOutputStream.putNextEntry(jarEntry);
squeezeFileIntoJar(jarOutputStream, outputFile);
jarOutputStream.closeEntry();
}
}
jarOutputStream.close();
fileOutputStream.close();
}
private void squeezeFileIntoJar (JarOutputStream jarOutputStream, File outputFile)
throws IOException {
FileInputStream inputStream;
byte[] buffer = new byte[8192];
int bytesRead;
inputStream = new FileInputStream(outputFile);
while ((bytesRead = inputStream.read(buffer)) >= 0) {
jarOutputStream.write(buffer, 0, bytesRead);
}
inputStream.close();
}
},
ZIP("zip") {
@Override
public void compress (File compressedFile, File directoryToCompress, Manifest manifest)
throws IOException {
if (manifest != null) {
throw new IllegalArgumentException("Zip files do not use a manifest");
}
FileOutputStream fileOutputStream;
ZipOutputStream zipOutputStream;
ZipEntry zipEntry;
fileOutputStream = new FileOutputStream(compressedFile);
zipOutputStream = new ZipOutputStream(fileOutputStream);
for (File outputFile : new FileIterable(directoryToCompress)) {
if (!outputFile.equals(compressedFile)) {
zipEntry = new ZipEntry(outputFile.getCanonicalPath().substring(directoryToCompress.getCanonicalPath().length() + 1).replace(System.getProperty("file.separator"), "/"));
zipEntry.setTime(outputFile.lastModified());
zipOutputStream.putNextEntry(zipEntry);
squeezeFileIntoZip(zipOutputStream, outputFile);
zipOutputStream.closeEntry();
}
}
zipOutputStream.close();
fileOutputStream.close();
}
private void squeezeFileIntoZip (ZipOutputStream zipOutputStream, File outputFile)
throws IOException {
FileInputStream inputStream;
byte[] buffer = new byte[8192];
int bytesRead;
inputStream = new FileInputStream(outputFile);
while ((bytesRead = inputStream.read(buffer)) >= 0) {
zipOutputStream.write(buffer, 0, bytesRead);
}
inputStream.close();
}
};
private String extension;
CompressionType (String extension) {
this.extension = extension;
}
public void compress (File compressedFile, File directoryToCompress)
throws IOException {
compress(compressedFile, directoryToCompress, null);
}
public abstract void compress (File compressedFile, File directoryToCompress, Manifest manifest)
throws IOException;
public String getExtension () {
return extension;
}
}