Android Unzip File unzip(String zipFile, String location)

Description

unzip

Declaration

public static Boolean unzip(String zipFile, String location) 

Method Source Code

//package com.java2s;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;

import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;

import android.util.Log;

public class Main {
    private static final int BUFFER_SIZE = 2048;

    public static Boolean unzip(String[] namafileygdicrot, String zipFile,
            String location) {/*from  w ww.j  av  a  2  s . com*/
        boolean result = false;
        int size;
        byte[] buffer = new byte[BUFFER_SIZE];

        try {
            if (!location.endsWith("/")) {
                location += "/";
            }
            File f = new File(location);
            if (!f.isDirectory()) {
                f.mkdirs();
            }
            ZipInputStream zin = new ZipInputStream(
                    new BufferedInputStream(new FileInputStream(zipFile),
                            BUFFER_SIZE));
            try {
                ZipEntry ze = null;
                while ((ze = zin.getNextEntry()) != null) {
                    String path = location + ze.getName();
                    File unzipFile = new File(path);

                    if (ze.isDirectory()) {
                        if (!unzipFile.isDirectory()) {
                            unzipFile.mkdirs();
                        }
                    } else {
                        // check for and create parent directories if they don't
                        // exist
                        File parentDir = unzipFile.getParentFile();
                        if (null != parentDir) {
                            if (!parentDir.isDirectory()) {
                                parentDir.mkdirs();
                            }
                        }
                        if (!unzipFile.getName().equals("info.json")
                                && !unzipFile.getName().contains(
                                        "screenshot")
                                && isnamafileexist(unzipFile.getName(),
                                        namafileygdicrot)) {
                            // unzip the file
                            FileOutputStream out = new FileOutputStream(
                                    unzipFile, false);
                            BufferedOutputStream fout = new BufferedOutputStream(
                                    out, BUFFER_SIZE);
                            try {
                                while ((size = zin.read(buffer, 0,
                                        BUFFER_SIZE)) != -1) {
                                    fout.write(buffer, 0, size);
                                }

                                zin.closeEntry();
                            } finally {
                                fout.flush();
                                fout.close();
                            }
                        }
                    }
                }
                result = true;
            } finally {
                zin.close();
            }
        } catch (Exception e) {
            Log.e("", "Unzip exception", e);
            result = false;
        }
        return result;
    }

    public static Boolean unzip(String zipFile, String location) {
        boolean result = false;
        int size;
        byte[] buffer = new byte[BUFFER_SIZE];

        try {
            if (!location.endsWith("/")) {
                location += "/";
            }
            File f = new File(location);
            if (!f.isDirectory()) {
                f.mkdirs();
            }
            ZipInputStream zin = new ZipInputStream(
                    new BufferedInputStream(new FileInputStream(zipFile),
                            BUFFER_SIZE));
            try {
                ZipEntry ze = null;
                while ((ze = zin.getNextEntry()) != null) {
                    String path = location + ze.getName();
                    File unzipFile = new File(path);

                    if (ze.isDirectory()) {
                        if (!unzipFile.isDirectory()) {
                            unzipFile.mkdirs();
                        }
                    } else {
                        // check for and create parent directories if they don't
                        // exist
                        File parentDir = unzipFile.getParentFile();
                        if (null != parentDir) {
                            if (!parentDir.isDirectory()) {
                                parentDir.mkdirs();
                            }
                        }
                        if (!unzipFile.getName().equals("info.json")
                                && !unzipFile.getName().contains(
                                        "screenshot")) {
                            // unzip the file
                            FileOutputStream out = new FileOutputStream(
                                    unzipFile, false);
                            BufferedOutputStream fout = new BufferedOutputStream(
                                    out, BUFFER_SIZE);
                            try {
                                while ((size = zin.read(buffer, 0,
                                        BUFFER_SIZE)) != -1) {
                                    fout.write(buffer, 0, size);
                                }

                                zin.closeEntry();
                            } finally {
                                fout.flush();
                                fout.close();
                            }
                        }
                    }
                }
                result = true;
            } finally {
                zin.close();
            }
        } catch (Exception e) {
            Log.e("", "Unzip exception", e);
            result = false;
        }
        return result;
    }

    private static boolean isnamafileexist(String namafile, String[] nama) {
        boolean result = false;
        for (String s : nama) {
            if (namafile.contains(s))
                result = true;

        }
        return result;
    }
}

Related

1. unzip(File zip, File extractTo)
2. unzip(File zipfile, File outputfolder)
3. unzip(File zippedFile, File unpackedFile)
4. unzip(File zippedFile, File unpackedFile)
5. unzip(File zippedFile, File unpackedFile)
6. unzip(String zipFile, String location)
7. unzip(String zipFile, String location)
8. unzip(String zipFile, String location)
9. unpack(File zippedFile, File unpackedFile)