Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
//License from project: Apache License 

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;

import java.io.File;

import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.UnsupportedEncodingException;

import java.util.Enumeration;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;

public class Main {

    public static int upZipFile(File zipFile, String folderPath) throws IOException {
        ZipFile zfile = new ZipFile(zipFile);
        Enumeration zList = zfile.entries();
        ZipEntry ze = null;
        byte[] buf = new byte[1024];
        while (zList.hasMoreElements()) {
            ze = (ZipEntry) zList.nextElement();
            if (ze.isDirectory()) {
                String dirstr = folderPath + ze.getName();
                dirstr = new String(dirstr.getBytes("8859_1"), "GB2312");
                File f = new File(dirstr);
                f.mkdirs();
                continue;
            }
            OutputStream os = new BufferedOutputStream(
                    new FileOutputStream(getRealFileName(folderPath, ze.getName())));
            InputStream is = new BufferedInputStream(zfile.getInputStream(ze));
            int readLen = 0;
            while ((readLen = is.read(buf, 0, 1024)) != -1) {
                os.write(buf, 0, readLen);
            }
            is.close();
            os.close();
        }
        zfile.close();
        return 0;
    }

    private static File getRealFileName(String baseDir, String absFileName) {
        String[] dirs = absFileName.split("/");
        File ret = new File(baseDir);
        String substr = null;
        if (dirs.length > 1) {
            for (int i = 0; i < dirs.length - 1; i++) {
                substr = dirs[i];
                try {
                    substr = new String(substr.getBytes("8859_1"), "GB2312");
                } catch (UnsupportedEncodingException e) {
                    e.printStackTrace();

                }
                ret = new File(ret, substr);
                if (!ret.exists()) {
                    ret.mkdirs();
                }
            }
            substr = dirs[dirs.length - 1];
            try {
                substr = new String(substr.getBytes("8859_1"), "GB2312");
            } catch (UnsupportedEncodingException e) {
                e.printStackTrace();
            }
            ret = new File(ret, substr);
            return ret;

        }
        return ret;
    }
}