{"id":456,"date":"2004-02-13T21:43:20","date_gmt":"2004-02-13T12:43:20","guid":{"rendered":"\/?p=456"},"modified":"2005-09-30T22:58:32","modified_gmt":"2005-09-30T13:58:32","slug":"javautilzipzipfile","status":"publish","type":"post","link":"https:\/\/www.hiro345.net\/blogs\/hiro345\/archives\/456.html","title":{"rendered":"java.util.zip.ZipFile"},"content":{"rendered":"

\nZipFile\u306e\u5c55\u958b\u3092\u3059\u308b\u306b\u306f\u3001java.util.zip.ZipFile\u3092\u4f7f\u7528\u3059\u308b\u3002\u30a2\u30fc\u30ab\u30a4\u30d6\u3055\u308c\u3066\u3044\u308b\u30d5\u30a1\u30a4\u30eb\u60c5\u5831\u3068\u3057\u3066\u3001\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u60c5\u5831\u3082\u304d\u3061\u3093\u3068\u5165\u3063\u3066\u3044\u308b\u5834\u5408\u3068\u3001\u305d\u3046\u3067\u306a\u3044\u5834\u5408\u3068\u304c\u3042\u308a\u3001\u3069\u3061\u3089\u306b\u3082\u5bfe\u5fdc\u3059\u308b\u306e\u306f\u5c11\u3005\u9762\u5012\u306a\u51e6\u7406\u3068\u306a\u308b\u3002\u5c11\u3057\u6ce5\u81ed\u3044\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306b\u306a\u3063\u305f\u304c\u3001\u3068\u308a\u3042\u3048\u305a\u3001\u3053\u308c\u3067OpenOffice Impress\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u5c55\u958b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3002\n<\/p>\n

\n\u8208\u5473\u306e\u3042\u308b\u65b9\u306f\u3001\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u3069\u3046\u305e\u3002\n<\/p>\n


\npackage<\/code> org.sssg.four.java.ziputil;<\/p>\n

import<\/code> java.io.File;
import<\/code> java.io.FileOutputStream;
import<\/code> java.io.IOException;
import<\/code> java.io.InputStream;
import<\/code> java.util.Enumeration;
import<\/code> java.util.zip.ZipEntry;
import<\/code> java.util.zip.ZipFile;<\/p>\n

public<\/code> class<\/code> Starter {
    private<\/code> ZipFile zipFile;<\/p>\n

    private<\/code> int<\/code> BUFFER_SIZE = 8092<\/code>;<\/p>\n

    private<\/code> byte<\/code>[] b;<\/p>\n

    public<\/code> Starter() {
        b = new<\/code> byte<\/code>[BUFFER_SIZE];
    }<\/p>\n

    public<\/code> void<\/code> extract(String fileName) {
        File file = new<\/code> File(fileName);
        if<\/code> (!file.exists()) {
            return<\/code>;
        }
        try<\/code> {
            zipFile = new<\/code> ZipFile(file, ZipFile.OPEN_READ);
            Enumeration entris = zipFile.entries();
            while<\/code> (entris.hasMoreElements()) {
                ZipEntry entry = (ZipEntry) entris.nextElement();
                extractFile(entry);
            }
        } catch<\/code> (IOException e) {
            e.printStackTrace();
        }
    }<\/p>\n

    private<\/code> String fs = System.getProperty("file.separator"<\/code>);<\/p>\n

    public<\/code> void<\/code> extractFile(ZipEntry e) throws<\/code> IOException {
        if<\/code> (e.isDirectory()) {
            File dir = new<\/code> File(e.getName());
            if<\/code> (!dir.exists()) {
                System.err.println("Make directory 1 "<\/code> + e.getName());
                dir.mkdir();
            }
            return<\/code>;
        }
        String fileName = e.getName();
        File entry = new<\/code> File(e.getName());
        if<\/code> (!entry.getName().equals(fileName)) {
            int<\/code> length = fileName.length() – entry.getName().length();
            fileName = fileName.substring(0<\/code>, length – 1<\/code>) + fs;
            File dir = new<\/code> File(fileName);
            if<\/code> (!dir.exists()) {
                System.err.println("Make directory 2 "<\/code> + fileName);
                dir.mkdir();
            }
        }
        System.err.println("Extracting file "<\/code> + entry);
        FileOutputStream os = new<\/code> FileOutputStream(entry);
        InputStream is = zipFile.getInputStream(e);
        int<\/code> n = 0<\/code>;
        while<\/code> ((n = is.read(b)) > 0<\/code>) {
            os.write(b, 0<\/code>, n);
        }
        is.close();
        os.close();
    }<\/p>\n

    public<\/code> static<\/code> void<\/code> main(String[] args) {
        Starter u = new<\/code> Starter();
        String sxi = null<\/code>;
        if<\/code> (args.length == 1<\/code>) {
            sxi = args[0<\/code>];
        } else<\/code> {
            System.out
                    .println("Usage: java org.sssg.four.java.ziputil.Starter <file name>"<\/code>);
            return<\/code>;
        }<\/p>\n

        if<\/code> (sxi.endsWith(".sxi"<\/code>)) {
            u.extract(sxi);
        } else<\/code> {
            System.err.println(sxi + " \u306fOpenOffice Impress \u30d5\u30a1\u30a4\u30eb\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002"<\/code>);
        }
    }
}<\/p>\n","protected":false},"excerpt":{"rendered":"

ZipFile\u306e\u5c55\u958b\u3092\u3059\u308b\u306b\u306f\u3001java.util.zip.ZipFile\u3092\u4f7f\u7528\u3059\u308b\u3002\u30a2\u30fc\u30ab\u30a4\u30d6\u3055\u308c\u3066\u3044\u308b\u30d5\u30a1\u30a4\u30eb\u60c5\u5831\u3068\u3057\u3066\u3001\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u60c5\u5831\u3082\u304d\u3061\u3093\u3068\u5165\u3063\u3066\u3044\u308b\u5834\u5408\u3068\u3001\u305d\u3046\u3067\u306a\u3044\u5834\u5408\u3068\u304c\u3042\u308a\u3001\u3069\u3061\u3089\u306b\u3082\u5bfe\u5fdc\u3059\u308b\u306e\u306f\u5c11\u3005 … \u7d9a\u304d\u3092\u8aad\u3080 →<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-456","post","type-post","status-publish","format-standard","hentry","category-java"],"_links":{"self":[{"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/posts\/456","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/comments?post=456"}],"version-history":[{"count":0,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/posts\/456\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/media?parent=456"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/categories?post=456"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/tags?post=456"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}