Example usage for java.util.zip ZipEntry getSize

Introduction

In this page you can find the example usage for java.util.zip ZipEntry getSize.

Prototype

public long getSize()

Source Link

Document

Returns the uncompressed size of the entry data.

Usage

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(zipEntry.getSize());
    }/*ww w.  j  a v a  2  s.com*/
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    FileInputStream fis = new FileInputStream(args[0]);
    ZipInputStream zis = new ZipInputStream(fis);

    ZipEntry ze;
    while ((ze = zis.getNextEntry()) != null)
        System.out.println(/*w  w  w.jav  a2 s .c om*/
                ze.getName() + "  [" + ze.getSize() + "]  [" + new Date(ze.getTime()).toString() + "]");
}

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 va 2s .  co m*/
    }
}

From source file:ZipReader.java

public static void main(String[] args) throws Exception {
    ZipInputStream zis = null;//from w w w.j a  va  2s  .c om

    FileInputStream fis = new FileInputStream(args[0]);
    zis = new ZipInputStream(fis);

    ZipEntry ze;

    while ((ze = zis.getNextEntry()) != null)
        System.out.println(
                ze.getName() + "  [" + ze.getSize() + "]  [" + new Date(ze.getTime()).toString() + "]");
}

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 {//ww  w  . ja v  a2  s .co  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 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  . j  av  a2s .  c om
            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 {/*  w w  w.  j  a  v a2s  .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:MainClass.java

public static void main(String[] args) {

    try {/*  w w  w  .  j a  va 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();

            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 {
                System.out.println(name + " was compressed using an unrecognized method at " + lastModified);
                System.out.println("from  " + uncompressedSize + " bytes to " + compressedSize
                        + " bytes, a savings of " + (100.0 - 100.0 * compressedSize / uncompressedSize) + "%");
            }
        }
    } catch (IOException ex) {
        System.err.println(ex);
    }
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    ZipFile zf = new ZipFile("a.zip");
    Enumeration<? extends ZipEntry> files = zf.entries();

    while (files.hasMoreElements()) {
        ZipEntry ze = files.nextElement();

        System.out.println("Decompressing " + ze.getName());
        System.out.println(/*from   ww  w. j  a v a 2  s  .c  o  m*/
                "  Compressed Size: " + ze.getCompressedSize() + "  Expanded Size: " + ze.getSize() + "\n");

        BufferedInputStream fin = new BufferedInputStream(zf.getInputStream(ze));
        BufferedOutputStream fout = new BufferedOutputStream(new FileOutputStream(ze.getName()));

        int i;
        do {
            i = fin.read();
            if (i != -1)
                fout.write(i);
        } while (i != -1);

        fout.close();
        fin.close();
    }
    zf.close();
}

From source file:ReadZip.java

public static void main(String args[]) {
    try {//  w w w  . j  ava  2s.  co  m
        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();
    }
}