Put file To Zip File : Zip Tar File « File Input Output « Java

Put file To Zip File

 * Copyright 2004 Outerthought bvba and Schaubroeck nv
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *     http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * See the License for the specific language governing permissions and
 * limitations under the License.
// revised from outerj daisy

import java.io.*;
import java.util.zip.ZipOutputStream;
import java.util.zip.ZipEntry;

public class ZipHelper {
    private static int BUFFER_SIZE = 32768;

    public static void fileToZip(File file, File zipFile, int compressionLevel) throws Exception {
        FileOutputStream fout = new FileOutputStream(zipFile);
        ZipOutputStream zout = null;
        try {
            zout = new ZipOutputStream(new BufferedOutputStream(fout));
            if (file.isDirectory()) {
                File[] files = file.listFiles();
                for (int i = 0; i < files.length; i++)
                    fileToZip(files[i], zout, file);
            } else if (file.isFile()) {
                fileToZip(file, zout, file.getParentFile());
        } finally {
            if (zout != null)

    private static void fileToZip(File file, ZipOutputStream zout, File baseDir) throws Exception {
        String entryName = file.getPath().substring(baseDir.getPath().length() + 1);
        if (File.separatorChar != '/')
          entryName = entryName.replace(File.separator, "/");
        if (file.isDirectory()) {
            zout.putNextEntry(new ZipEntry(entryName + "/"));
            File[] files = file.listFiles();
            for (int i = 0; i < files.length; i++)
                fileToZip(files[i], zout, baseDir);
        } else {
            FileInputStream is = null;
            try {
                is = new FileInputStream(file);
                zout.putNextEntry(new ZipEntry(entryName));
                streamCopy(is, zout);
            } finally {
                if (is != null)

    private static void streamCopy(InputStream is, OutputStream os) throws IOException {
        byte[] buffer = new byte[BUFFER_SIZE];
        int len;
        while ((len = is.read(buffer)) > 0) {
            os.write(buffer, 0, len);



Related examples in the same category

1.Extract contents of a zip file
2.List the contents of a zip file
3.Read entries in a zip / compressed file
4.Decompress a zip file using ZipInputStream
5.Decompress a zip file using ZipFile
6.Create checksum for a zip file
7.Read a zip file checksum value
8.Create a zip file with java.util.zip package
9.Extract file/files from a zip file
10.Read files within a zip file
11.Retrieve a compressed file from a ZIP file
12.Retrieve the contents of a ZIP file
13.Making a zip file of directory including its subdirectories recursively
14.Displaying contents of a compressed zip file
15.Compress a Byte Array
16.Decompress a Byte Array
17.Read zip file
18.Write Zip file
19.The java.util.zip package can be used to create a checksum.
20.Read the content of a zip file ZipFile
21.List the entries of a zip file
22.Compressing Streams: Zipper, Java example
23.Compressing Streams: Parity Checksum
24.Compressing Streams: File Summer
25.Create a simple ZIP File: not retain any directory path information about the files.
26.Decompress a ZIP file.
27.Decompressing a Byte Array
28.Zip unzip byte array
29.Creating a ZIP File
30.Listing the Contents of a ZIP File
31.Retrieving a Compressed File from a ZIP File
32.Calculating the Checksum of a Byte Array (Compute Adler-32 checksum)
33.Compute CRC-32 checksum
34.Calculating the Checksum of a File
35.Compress string(byte array) by Deflater
36.Use Java code to zip a folder
37.Uses Zip compression to compress any number of files given on the command line
38.Load zip file and scan zip file
39.Reading the Contents of a ZIP File
40.UnZip -- print or unzip a JAR or PKZIP file using java.util.zip
41.Tape Archive Lister: Tar file
42.Compressing a Byte Array
43.Tar file stream
44.Tar file and untar file
45.bzip source code
46.Unpack an archive from a URL
47.Compare two zip files
48.Determine whether a file is a ZIP File.
49.Zip up a directory
50.Check sum for a path
51.Check sum for an InputStream
52.Extract zip file to destination folder
53.Return the first directory of this archive. This is needed to determine the plugin directory
54.Makes a zip file named xmlFileName from xmlURL at path
55.Unzipps a zip file placed at zipURL to path
56.A single checksum calculation for multiple files
57.Provides both writing and reading from a file which is transparently compressed in Zip
58.TarInputStream reads a UNIX tar archive as an InputStream
59.TarOutputStream writes a UNIX tar archive as an OutputStream
60.Package files utility
61.Zip Compare
62.Unpack a segment from a zip
63.Unpack a zip file
64.Unzip file to a directory
65.Zip a list of file into one zip file.
66.Validate that an archive contains a named entry
67.A frame with a text area to show the contents of a file inside a ZIP archive
68.Compress object and decompress
69.Util for extracting *.jar, *.war and *.zip archives.