Utils.java Source code

Introduction

Here is the source code for Utils.java

Source

import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;

public class Utils {
    /**
     * Zip a list of file into one zip file.
     * 
     * @param files
     *          files to zip
     * @param targetZipFile
     *          target zip file
     * @throws IOException
     *           IO error exception can be thrown when copying ...
     */
    public static void zipFile(final File[] files, final File targetZipFile) throws IOException {
        try {
            FileOutputStream fos = new FileOutputStream(targetZipFile);
            ZipOutputStream zos = new ZipOutputStream(fos);
            byte[] buffer = new byte[128];
            for (int i = 0; i < files.length; i++) {
                File currentFile = files[i];
                if (!currentFile.isDirectory()) {
                    ZipEntry entry = new ZipEntry(currentFile.getName());
                    FileInputStream fis = new FileInputStream(currentFile);
                    zos.putNextEntry(entry);
                    int read = 0;
                    while ((read = fis.read(buffer)) != -1) {
                        zos.write(buffer, 0, read);
                    }
                    zos.closeEntry();
                    fis.close();
                }
            }
            zos.close();
            fos.close();
        } catch (FileNotFoundException e) {
            System.out.println("File not found : " + e);
        }

    }
}