ZipUtil.java

package com.pitchedapps.butler.iconrequest.utils;

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

/**
 * Created by Allan Wang on 2016-08-20.
 */
public class ZipUtil {

    public static void zip(File zipFile, File... files) throws Exception {
        ZipOutputStream out = null;
        InputStream is = null;
        try {
            out = new ZipOutputStream(new FileOutputStream(zipFile));
            for (File fi : files) {
                out.putNextEntry(new ZipEntry(fi.getName()));
                is = new FileInputStream(fi);
                int read;
                byte[] buffer = new byte[2048];
                while ((read = is.read(buffer)) != -1)
                    out.write(buffer, 0, read);
                FileUtil.closeQuietely(is);
                out.closeEntry();
            }
        } finally {
            FileUtil.closeQuietely(is);
            FileUtil.closeQuietely(out);
        }
    }

    private ZipUtil() {
    }
}