Example usage for java.util.zip ZipFile entries

Introduction

In this page you can find the example usage for java.util.zip ZipFile entries.

Prototype

public Enumeration<? extends ZipEntry> entries()

Source Link

Document

Returns an enumeration of the ZIP file entries.

Usage

From source file:Main.java

public static void main(String[] args) throws Exception {
    ZipFile zipFile = new ZipFile(new File("testfile.zip"));

    Enumeration zipEntries = zipFile.entries();

    while (zipEntries.hasMoreElements()) {
        System.out.println(((ZipEntry) zipEntries.nextElement()).getName());
    }/*from w w  w.j a  v  a 2 s  .c  o  m*/
}

From source file:MainClass.java

public static void main(String[] args) {

    try {/* ww  w.  ja v  a  2  s.c  o m*/
        ZipFile zf = new ZipFile("your.zip");
        Enumeration e = zf.entries();
        while (e.hasMoreElements()) {
            ZipEntry ze = (ZipEntry) e.nextElement();
            String name = ze.getName();
            Date lastModified = new Date(ze.getTime());
            long uncompressedSize = ze.getSize();
            long compressedSize = ze.getCompressedSize();

            System.out.println(name);
            System.out.println(lastModified);
            System.out.println(uncompressedSize);
            System.out.println(compressedSize);

        }
    } catch (IOException ex) {
        System.err.println(ex);
    }
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    String zipname = "data.zip";
    ZipFile zipFile = new ZipFile(zipname);
    Enumeration enumeration = zipFile.entries();
    while (enumeration.hasMoreElements()) {
        ZipEntry zipEntry = (ZipEntry) enumeration.nextElement();
        System.out.println("Unzipping: " + zipEntry.getName());
        BufferedInputStream bis = new BufferedInputStream(zipFile.getInputStream(zipEntry));
        int size;
        byte[] buffer = new byte[2048];
        BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(zipEntry.getName()),
                buffer.length);//from   w w w.ja v a 2 s.c o m
        while ((size = bis.read(buffer, 0, buffer.length)) != -1) {
            bos.write(buffer, 0, size);
        }
        bos.flush();
        bos.close();
        bis.close();
    }
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    ZipFile zf = new ZipFile("your.zip");
    Enumeration e = zf.entries();
    while (e.hasMoreElements()) {
        ZipEntry ze = (ZipEntry) e.nextElement();
        String name = ze.getName();

        Date lastModified = new Date(ze.getTime());
        long uncompressedSize = ze.getSize();
        long compressedSize = ze.getCompressedSize();

        int method = ze.getMethod();

        if (method == ZipEntry.STORED) {
            System.out.println(name + " was stored at " + lastModified);
            System.out.println("with a size of  " + uncompressedSize + " bytes");
        } else if (method == ZipEntry.DEFLATED) {
            System.out.println(name + " was deflated at " + lastModified);
            System.out.println("from  " + uncompressedSize + " bytes to " + compressedSize
                    + " bytes, a savings of " + (100.0 - 100.0 * compressedSize / uncompressedSize) + "%");
        } else {//w  w  w .ja  v  a  2  s.  co  m
            System.out.println(name + " was compressed at " + lastModified);
            System.out.println("from  " + uncompressedSize + " bytes to " + compressedSize
                    + " bytes, a savings of " + (100.0 - 100.0 * compressedSize / uncompressedSize) + "%");
        }
    }
}

From source file:MainClass.java

public static void main(String[] args) {

    try {/*from   w ww .  j a v  a 2  s . c  o  m*/
        ZipFile zf = new ZipFile("your.zip");
        Enumeration e = zf.entries();
        while (e.hasMoreElements()) {
            ZipEntry ze = (ZipEntry) e.nextElement();
            String name = ze.getName();

            long crc = ze.getCrc();
            System.out.println("Its CRC is " + crc);

            String comment = ze.getComment();
            if (comment != null && !comment.equals("")) {
                System.out.println(comment);
            }
            if (ze.isDirectory()) {
                System.out.println(name + " is a directory");
            }
        }
    } catch (IOException ex) {
        System.err.println(ex);
    }
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    ZipFile zip = new ZipFile(new File("sample.zip"));

    for (Enumeration e = zip.entries(); e.hasMoreElements();) {
        ZipEntry entry = (ZipEntry) e.nextElement();
        System.out.println("File name: " + entry.getName() + "; size: " + entry.getSize()
                + "; compressed size: " + entry.getCompressedSize());
        InputStream is = zip.getInputStream(entry);
        InputStreamReader isr = new InputStreamReader(is);

        char[] buffer = new char[1024];
        while (isr.read(buffer, 0, buffer.length) != -1) {
            String s = new String(buffer);
            System.out.println(s.trim());
        }/* ww w.ja  va2s  . c  om*/
    }
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    ZipFile zf = new ZipFile("a.zip");
    Enumeration e = zf.entries();
    while (e.hasMoreElements()) {
        ZipEntry ze = (ZipEntry) e.nextElement();
        String name = ze.getName();

        long uncompressedSize = ze.getSize();
        long compressedSize = ze.getCompressedSize();
        long crc = ze.getCrc();
        int method = ze.getMethod();
        String comment = ze.getComment();

        System.out.println(name + " was stored at " + new Date(ze.getTime()));
        if (method == ZipEntry.STORED) {
            System.out.println("with a size of  " + uncompressedSize + " bytes");
        } else if (method == ZipEntry.DEFLATED) {
            System.out.println("from " + uncompressedSize + " bytes to " + compressedSize);
        } else {/*w  w  w .  j av  a 2 s.c o m*/
            System.out.println("from " + uncompressedSize + " bytes to " + compressedSize);
        }
        System.out.println("Its CRC is " + crc);
        if (comment != null && !comment.equals("")) {
            System.out.println(comment);
        }
        if (ze.isDirectory()) {
            System.out.println(name + " is a directory");
        }
    }
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    ZipFile zipFile = new ZipFile("testfile.zip", Charset.defaultCharset());

    Enumeration zipEntries = zipFile.entries();

    while (zipEntries.hasMoreElements()) {
        System.out.println(((ZipEntry) zipEntries.nextElement()).getName());
    }//w w  w . j a  v  a  2  s  .co  m
    zipFile.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    ZipFile zipFile = new ZipFile(new File("testfile.zip"), ZipFile.OPEN_READ);

    Enumeration zipEntries = zipFile.entries();

    while (zipEntries.hasMoreElements()) {
        System.out.println(((ZipEntry) zipEntries.nextElement()).getName());
    }// w  w w . j  a va 2s  . c o m
}

From source file:ReadZip.java

public static void main(String args[]) {
    try {/*  w ww  .  j av  a  2s  .  c om*/
        ZipFile zf = new ZipFile("ReadZip.zip");
        Enumeration entries = zf.entries();

        BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
        while (entries.hasMoreElements()) {
            ZipEntry ze = (ZipEntry) entries.nextElement();
            System.out.println("Read " + ze.getName() + "?");
            String inputLine = input.readLine();
            if (inputLine.equalsIgnoreCase("yes")) {
                long size = ze.getSize();
                if (size > 0) {
                    System.out.println("Length is " + size);
                    BufferedReader br = new BufferedReader(new InputStreamReader(zf.getInputStream(ze)));
                    String line;
                    while ((line = br.readLine()) != null) {
                        System.out.println(line);
                    }
                    br.close();
                }
            }
        }
    } catch (IOException e) {
        e.printStackTrace();
    }
}