Java Zip File zip(final String sourceFileDir, final String zipFile)

Description

Zip it

License

Apache License

Parameter

Parameter	Description
zipFile	output ZIP file location
sourceFileDir	a parameter

Exception

Parameter	Description
IOException	an exception
FileNotFoundException	an exception

Declaration

public static void zip(final String sourceFileDir, final String zipFile)
        throws FileNotFoundException, IOException 

Method Source Code

//package com.java2s;
//License from project: Apache License 

import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;

import java.util.ArrayList;

import java.util.List;
import java.util.zip.ZipEntry;

import java.util.zip.ZipOutputStream;

public class Main {
    /**//from ww w.  j a  v  a 2 s .  c o  m
      * Zip it
      * @param zipFile output ZIP file location
     * @param sourceFileDir 
     * @throws IOException 
     * @throws FileNotFoundException 
      */
    public static void zip(final String sourceFileDir, final String zipFile)
            throws FileNotFoundException, IOException {
        final byte[] buffer = new byte[1024];
        try (final FileOutputStream fos = new FileOutputStream(zipFile);
                final ZipOutputStream zos = new ZipOutputStream(fos)) {
            final List<File> fileList = new ArrayList<>();
            generateFileList(new File(sourceFileDir), fileList);
            for (final File file : fileList) {
                final ZipEntry ze = new ZipEntry(file.getName());
                zos.putNextEntry(ze);
                try (final FileInputStream in = new FileInputStream(file)) {
                    int len;
                    while ((len = in.read(buffer)) > 0) {
                        zos.write(buffer, 0, len);
                    }
                }
            }
        }
    }

    /**
     * Traverse a directory and get all files,
     * and add the file into fileList  
     * @param node file or directory
     */
    private static void generateFileList(final File node, final List<File> fileList) {
        //add file only
        if (node.isFile()) {
            fileList.add(node);
        }
        if (node.isDirectory()) {
            final String[] subNote = node.list();
            for (final String filename : subNote) {
                generateFileList(new File(node, filename), fileList);
            }
        }
    }
}

Related

1. zip(final File zipFile, final File... files)
2. zip(final File zipFile, final File[] files)
3. zip(final File[] filesToZip, final File zipFile)
4. zip(final Map files)
5. zip(final String fileName, final byte[] fileContent)
6. zip(InputStream is)
7. zip(InputStream is, String dataFileName, File zipFile)
8. zip(OutputStream outputStream, File targetFile)
9. zip(String data, String fileName)