The packaging and Compression class library in Apache Commons compress

Apache Commons Compress BZIP2 compression:

Package study.inkfish.compress;
Import Java.io.BufferedInputStream;
Import Java.io.BufferedOutputStream;
Import Java.io.File;
Import Java.io.FileInputStream;
Import Java.io.FileOutputStream;
Import java.io.IOException;
Import Java.io.InputStream;
Import Java.io.OutputStream;
Import Org.apache.commons.compress.compressors.gzip.GzipCompressorInputStream;
Import Org.apache.commons.compress.compressors.gzip.GzipCompressorOutputStream;
Import Org.apache.commons.io.FilenameUtils;
Import Org.apache.commons.io.IOUtils; public class Commonsbzip2compress extends Compress {@Override protected void docompress (file srcfile, file destfile) th
		Rows IOException {outputstream out = null;
		InputStream is = null;
			try {is = new Bufferedinputstream (new FileInputStream (srcfile), Bufferlen);
			out = new Gzipcompressoroutputstream (new Bufferedoutputstream (New FileOutputStream (DestFile), Bufferlen));
		Ioutils.copy (is, out);
			Finally {ioutils.closequietly (IS); ioutils.closequietly (out);
		} @Override protected void dodecompress (file srcfile, file Destdir) throws IOException {InputStream is = null;
		OutputStream OS = null;
			try {file DestFile = new file (Destdir, Filenameutils.getbasename (srcfile.tostring ()));
			is = new Gzipcompressorinputstream (new Bufferedinputstream (New FileInputStream (srcfile), Bufferlen));
			OS = new Bufferedoutputstream (new FileOutputStream (DestFile), Bufferlen);
		Ioutils.copy (is, OS);
			Finally {ioutils.closequietly (IS);
		ioutils.closequietly (OS); }
	}
}

Apache Commons compress gzip compression:

Package study.inkfish.compress;
Import Java.io.BufferedInputStream;
Import Java.io.BufferedOutputStream;
Import Java.io.File;
Import Java.io.FileInputStream;
Import Java.io.FileOutputStream;
Import java.io.IOException;
Import Java.io.InputStream;
Import Java.io.OutputStream;
Import Org.apache.commons.compress.compressors.bzip2.BZip2CompressorInputStream;
Import Org.apache.commons.compress.compressors.bzip2.BZip2CompressorOutputStream;
Import Org.apache.commons.io.FilenameUtils;
Import Org.apache.commons.io.IOUtils; public class Commonsgzipcompress extends Compress {@Override protected void docompress (file srcfile, file destfile) thr
		oWS IOException {outputstream out = null;
		InputStream is = null;
			try {is = new Bufferedinputstream (new FileInputStream (srcfile), Bufferlen);
			out = new Bzip2compressoroutputstream (new Bufferedoutputstream (New FileOutputStream (DestFile), Bufferlen));
		Ioutils.copy (is, out);
			Finally {ioutils.closequietly (IS); Ioutils.closequietly (oUT);
		} @Override protected void dodecompress (file srcfile, file Destdir) throws IOException {InputStream is = null;
		OutputStream OS = null;
			try {file DestFile = new file (Destdir, Filenameutils.getbasename (srcfile.tostring ()));
			is = new Bzip2compressorinputstream (new Bufferedinputstream (New FileInputStream (srcfile), Bufferlen));
			OS = new Bufferedoutputstream (new FileOutputStream (DestFile), Bufferlen);
		Ioutils.copy (is, OS);
			Finally {ioutils.closequietly (IS);
		ioutils.closequietly (OS);
 }
	}
}

Apache Commons Compress Zip compression

Package study.inkfish.compress;
Import Java.io.BufferedInputStream;
Import Java.io.BufferedOutputStream;
Import Java.io.File;
Import Java.io.FileInputStream;
Import Java.io.FileOutputStream;
Import java.io.IOException;
Import Java.io.InputStream;
Import Java.io.OutputStream;
Import Org.apache.commons.compress.archivers.zip.ZipArchiveEntry;
Import Org.apache.commons.compress.archivers.zip.ZipArchiveInputStream;
Import Org.apache.commons.compress.archivers.zip.ZipArchiveOutputStream;
Import Org.apache.commons.io.IOUtils; public class Commonszipcompress extends Compress {/** for Single file compression */@Override protected void docompress (file srcfile, file
		DestFile) throws IOException {ziparchiveoutputstream out = null;
		InputStream is = null;
			try {is = new Bufferedinputstream (new FileInputStream (srcfile), Bufferlen);
			out = new Ziparchiveoutputstream (new Bufferedoutputstream (New FileOutputStream (DestFile), Bufferlen));
			Ziparchiveentry entry = new Ziparchiveentry (Srcfile.getname ()); EnTry.setsize (Srcfile.length ());
			Out.putarchiveentry (entry);
			Ioutils.copy (is, out);
		Out.closearchiveentry ();
			Finally {ioutils.closequietly (IS);
		ioutils.closequietly (out);  } @Override protected void dodecompress (file srcfile, file Destdir) throws IOException {Ziparchiveinputstream is =
		Null
			try {is = new Ziparchiveinputstream (new Bufferedinputstream (New FileInputStream (srcfile), Bufferlen));
			Ziparchiveentry entry = null; while ((entry = Is.getnextzipentry ())!= null) {if (Entry.isdirectory ()) {file directory = new file (Destdir, en
					Try.getname ());
				Directory.mkdirs ();
					else {outputstream OS = null;
						try {os = new Bufferedoutputstream (new FileOutputStream (Destdir, Entry.getname ()), Bufferlen);
					Ioutils.copy (is, OS);
					finally {ioutils.closequietly (OS);
		Finally {ioutils.closequietly (IS)}}}
 }
	}
}

Apache Commons compress ar Packaging:

Package study.inkfish.compress;
Import Java.io.BufferedInputStream;
Import Java.io.BufferedOutputStream;
Import Java.io.File;
Import Java.io.FileInputStream;
Import Java.io.FileOutputStream;
Import java.io.IOException;
Import Java.io.InputStream;
Import Org.apache.commons.compress.archivers.ar.ArArchiveEntry;
Import Org.apache.commons.compress.archivers.ar.ArArchiveInputStream;
Import Org.apache.commons.compress.archivers.ar.ArArchiveOutputStream;
Import Org.apache.commons.io.IOUtils; public class Commonsarcompress extends Compress {@Override protected void docompress (file srcfile, file destfile) throw
		s IOException {Ararchiveoutputstream zout = null;
		InputStream is = null;
			try {is = new Bufferedinputstream (new FileInputStream (srcfile), Bufferlen);
			Zout = new Ararchiveoutputstream (new Bufferedoutputstream (New FileOutputStream (DestFile), Bufferlen));
			Zout.putarchiveentry (New Ararchiveentry (Srcfile, Srcfile.getname ()));
			Ioutils.copy (is, zout); Zout.closearchiveenTry ();
			Finally {ioutils.closequietly (IS);
		ioutils.closequietly (zout); } @Override protected void dodecompress (file srcfile, file Destdir) throws IOException {Ararchiveinputstream is =
		Null
			try {is = new Ararchiveinputstream (new Bufferedinputstream (New FileInputStream (srcfile), Bufferlen));
			Ararchiveentry entry = null; while ((entry = Is.getnextarentry ())!= null) {if (Entry.isdirectory ()) {file directory = new file (destdir, ENT
					Ry.getname ());
				Directory.mkdirs ();
					else {Bufferedoutputstream BOS = null;
						try {byte[] buffer = new Byte[bufferlen];
						BOS = new Bufferedoutputstream (new FileOutputStream (Destdir, Entry.getname ()), Bufferlen);
						int Len;
						Long size = Entry.getsize ();
								while (Size > 0) {if (size < Bufferlen) {len = is.read (buffer, 0, (int) size);
							size = Len;
								else {len = is.read (buffer);
							size = Len;
							}Bos.write (buffer, 0, Len);
					Finally {ioutils.closequietly (BOS);
		Finally {ioutils.closequietly (IS)}}}
 }
	}
}

Apache Commons compress Cpio packaged:

Package study.inkfish.compress;
Import Java.io.BufferedInputStream;
Import Java.io.BufferedOutputStream;
Import Java.io.File;
Import Java.io.FileInputStream;
Import Java.io.FileOutputStream;
Import java.io.IOException;
Import Java.io.InputStream;
Import Org.apache.commons.compress.archivers.cpio.CpioArchiveEntry;
Import Org.apache.commons.compress.archivers.cpio.CpioArchiveInputStream;
Import Org.apache.commons.compress.archivers.cpio.CpioArchiveOutputStream;
Import Org.apache.commons.io.IOUtils; public class Commonscpiocompress extends Compress {@Override protected void docompress (file srcfile, file destfile) thr
		oWS IOException {cpioarchiveoutputstream out = null;
		InputStream is = null;
			try {is = new Bufferedinputstream (new FileInputStream (srcfile), Bufferlen);
			out = new Cpioarchiveoutputstream (new Bufferedoutputstream (New FileOutputStream (DestFile), Bufferlen));
			Out.putarchiveentry (New Cpioarchiveentry (Srcfile, Srcfile.getname ()));
			Ioutils.copy (is, out); Out. Closearchiveentry ();
			Finally {ioutils.closequietly (IS);
		ioutils.closequietly (out); } @Override protected void dodecompress (file srcfile, file Destdir) throws IOException {Cpioarchiveinputstream is
		= NULL;
			try {is = new Cpioarchiveinputstream (new Bufferedinputstream (New FileInputStream (srcfile), Bufferlen));
			Cpioarchiveentry entry = null; while ((entry = Is.getnextcpioentry ())!= null) {if (Entry.isdirectory ()) {file directory = new file (Destdir, E
					Ntry.getname ());
				Directory.mkdirs ();
					else {Bufferedoutputstream BOS = null;
						try {byte[] buffer = new Byte[bufferlen];
						BOS = new Bufferedoutputstream (new FileOutputStream (Destdir, Entry.getname ()), Bufferlen);
						int Len;
						Long size = Entry.getsize ();
								while (Size > 0) {if (size < Bufferlen) {len = is.read (buffer, 0, (int) size);
							size = Len;
								else {len = is.read (buffer); Size = Len
						} bos.write (buffer, 0, Len);
					Finally {ioutils.closequietly (BOS);
		Finally {ioutils.closequietly (IS)}}}
 }
	}
}

Apache Commons Compress Tar Package

Package study.inkfish.compress;
Import Java.io.BufferedInputStream;
Import Java.io.BufferedOutputStream;
Import Java.io.File;
Import Java.io.FileInputStream;
Import Java.io.FileOutputStream;
Import java.io.IOException;
Import Java.io.InputStream;
Import Org.apache.commons.compress.archivers.tar.TarArchiveEntry;
Import Org.apache.commons.compress.archivers.tar.TarArchiveInputStream;
Import Org.apache.commons.compress.archivers.tar.TarArchiveOutputStream;
Import Org.apache.commons.io.IOUtils; public class Commonstarcompress extends Compress {@Override protected void docompress (file srcfile, file destfile) thro
		WS IOException {tararchiveoutputstream out = null;
		InputStream is = null;
			try {is = new Bufferedinputstream (new FileInputStream (srcfile), Bufferlen);
			out = new Tararchiveoutputstream (new Bufferedoutputstream (New FileOutputStream (DestFile), Bufferlen));
			Tararchiveentry entry = new Tararchiveentry (Srcfile.getname ());
			Entry.setsize (Srcfile.length ()); Out.putarChiveentry (entry);
			Ioutils.copy (is, out);
		Out.closearchiveentry ();
			Finally {ioutils.closequietly (IS);
		ioutils.closequietly (out);  } @Override protected void dodecompress (file srcfile, file Destdir) throws IOException {Tararchiveinputstream is =
		Null
			try {is = new Tararchiveinputstream (new Bufferedinputstream (New FileInputStream (srcfile), Bufferlen));
			Tararchiveentry entry = null; while ((entry = Is.getnexttarentry ())!= null) {if (Entry.isdirectory ()) {file directory = new file (Destdir, en
					Try.getname ());
				Directory.mkdirs ();
					else {Bufferedoutputstream BOS = null;
						try {byte[] buffer = new Byte[bufferlen];
						BOS = new Bufferedoutputstream (new FileOutputStream (Destdir, Entry.getname ()), Bufferlen);
						int Len;
						Long size = Entry.getsize ();
								while (Size > 0) {if (size < Bufferlen) {len = is.read (buffer, 0, (int) size);
							size = Len; } else {
								Len = is.read (buffer);
							size = Len;
						} bos.write (buffer, 0, Len);
					Finally {ioutils.closequietly (BOS);
		Finally {ioutils.closequietly (IS)}}} }
	}
}