com.clickntap.utils.ZipUtils Maven / Gradle / Ivy

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package com.clickntap.utils;

import net.lingala.zip4j.core.ZipFile;
import net.lingala.zip4j.exception.ZipException;
import net.lingala.zip4j.model.ZipParameters;
import net.lingala.zip4j.util.Zip4jConstants;

import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;

public class ZipUtils {

    public static void unzip(String source, String destination, String password) throws ZipException {
        ZipFile zipFile = new ZipFile(source);
        if (zipFile.isEncrypted()) {
            zipFile.setPassword(password);
        }
        zipFile.extractAll(destination);
    }

    public static void unzip(InputStream in, String destination) throws Exception {
        ZipInputStream zipIn = new ZipInputStream(in);
        ZipEntry entry;
        while ((entry = zipIn.getNextEntry()) != null) {
            if (!entry.isDirectory()) {
                File outFile = new File(destination + "/" + entry.getName());
                outFile.getParentFile().mkdirs();
                FileOutputStream out = new FileOutputStream(outFile);
                IOUtils.copy(zipIn, out);
                out.close();
            }
        }
        zipIn.close();
    }

    public static void unzip(String source, String destination) throws ZipException {
        unzip(source, destination, null);
    }

    public static void zipFolder(File folder, File destination) throws ZipException {
        ZipParameters parameters = new ZipParameters();
        parameters.setCompressionMethod(Zip4jConstants.COMP_DEFLATE);
        parameters.setCompressionLevel(Zip4jConstants.DEFLATE_LEVEL_NORMAL);
        ZipFile zipFile = new ZipFile(destination);
        zipFile.addFolder(folder, parameters);
    }
}