Android Zip Byte Array zip(byte[] data, String fileName, String path)

Description

zip

Declaration

public static boolean zip(byte[] data, String fileName, String path)
            throws Exception 

Method Source Code

//package com.java2s;
import java.io.File;
import java.io.FileOutputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;

public class Main {
    public static boolean zip(byte[] data, String fileName, String path)
            throws Exception {
        String TAG = "ZipUtil : ";

        File pathFile = new File(path);
        pathFile.mkdirs();/*from  www.j  a  va 2 s.c o  m*/
        String zipName = path + "\\" + fileName + ".zip";
        File file = new File(zipName);
        if (!file.exists()) {
            file.createNewFile();
        }
        FileOutputStream os = null;
        ZipOutputStream out = null;
        try {
            os = new FileOutputStream(file);
            out = new ZipOutputStream(os);
            String tmp = new String(fileName.getBytes("UTF-8"));
            tmp = unicodeEscape(tmp);
            ZipEntry entry = new ZipEntry(tmp + ".xml");
            out.putNextEntry(entry);
            out.write(data);
            out.flush();
            out.closeEntry();
            out.flush();
            out.finish();
        } catch (Exception e) {
            e.printStackTrace();
            System.err.println(TAG + " Error " + e.toString());
            throw e;
        } finally {
            out.close();
            os.close();
        }

        return true;
    }

    private static String unicodeEscape(String s) {
        StringBuilder sb = new StringBuilder();
        boolean first = false;
        for (int i = 0; i < s.length(); i++) {
            char c = s.charAt(i);
            if (checkTurkish(c)) {
                sb.append(c);
            } else {
                if (checkAscii(c)) {
                    sb.append(c);
                } else {
                    if (!first) {
                        sb.append("");
                    }
                }
                first = !first;
            }
        }
        return sb.toString();
    }

    public static boolean checkTurkish(char c) {
        if (!(c == '\u011E' || c == '\u011F' || c == '\u015E'
                || c == '\u015F' || c == '\u0130' || c == '\u0131'
                || c == '\u00DC' || c == '\u00FC' || c == '\u00C7'
                || c == '\u00E7' || c == '\u00D6' || c == '\u00F6')) {
            return false;
        }
        return true;
    }

    public static boolean checkAscii(char c) {
        int hv = Integer.parseInt(Integer.toString(c));
        if (hv < 32 || hv > 126) {
            return false;
        }
        return true;
    }
}

Related

1. zipByte(byte[] data)