tar -cjf test.tar.bz2 test

tar -jxvf test.tar.bz2

<dependency><groupId>org.apache.ant</groupId><artifactId>ant</artifactId><version>1.9.7</version>
</dependency>

<dependency><groupId>org.apache.commons</groupId><artifactId>commons-compress</artifactId><version>1.18</version>
</dependency>

/***  构建目录* @param outputDir 输出目录* @param subDir 子目录*/
private static void createDirectory(String outputDir, String subDir){File file = new File(outputDir);if(!(subDir == null || subDir.trim().equals(""))) {//子目录不为空file = new File(outputDir + File.separator + subDir);}if(!file.exists()){if(!file.getParentFile().exists()){file.getParentFile().mkdirs();}file.mkdirs();}
}

/*** 解压缩tar.bz2文件* @param file 压缩包文件* @param targetPath 目标文件夹* @param delete 解压后是否删除原压缩包文件*/
public static void decompressTarBz2(File file, String targetPath, boolean delete){FileInputStream fis = null;OutputStream fos = null;BZip2CompressorInputStream bis = null;TarInputStream tis = null;try {fis = new FileInputStream(file);bis = new BZip2CompressorInputStream(fis);tis = new TarInputStream(bis, 1024 * 2);// 创建输出目录createDirectory(targetPath, null);TarEntry entry;while((entry = tis.getNextEntry()) != null){if(entry.isDirectory()){createDirectory(targetPath, entry.getName()); // 创建子目录}else{fos = new FileOutputStream(new File(targetPath + File.separator + entry.getName()));int count;byte data[] = new byte[2048];while ((count = tis.read(data)) != -1) {fos.write(data, 0, count);}fos.flush();}}} catch (IOException e) {e.printStackTrace();}finally {try {if(fis != null){fis.close();}if(fos != null){fos.close();}if(bis != null){bis.close();}if(tis != null){tis.close();}} catch (IOException e) {e.printStackTrace();}}
}