Example usage for java.util.zip ZipOutputStream ZipOutputStream

Introduction

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

Prototype

public ZipOutputStream(OutputStream out)

Source Link

Document

Creates a new ZIP output stream.

Usage

From source file:Main.java

public static void main(String[] args) throws Exception {
    FileOutputStream fos = new FileOutputStream("C:/MyZip.zip");
    ZipOutputStream zos = new ZipOutputStream(fos);
    ZipEntry ze = new ZipEntry("C:/file1.txt");
    zos.putNextEntry(ze);/*from  w w  w  . j a  v  a 2  s .  c o  m*/
    zos.closeEntry();
    ze = new ZipEntry("C:/file2.txt");
    zos.putNextEntry(ze);
    zos.closeEntry();
    zos.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    FileInputStream inStream = new FileInputStream("test.txt");
    ZipOutputStream outStream = new ZipOutputStream(new FileOutputStream("compressed.zip"));

    outStream.putNextEntry(new ZipEntry("test.txt"));

    byte[] buffer = new byte[1024];
    int bytesRead;

    while ((bytesRead = inStream.read(buffer)) > 0) {
        outStream.write(buffer, 0, bytesRead);
    }/*  w w  w. ja va2  s  .  c  om*/

    outStream.closeEntry();
    outStream.close();
    inStream.close();
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    String[] filenames = new String[] { "filename1", "filename2" };
    byte[] buf = new byte[1024];
    String outFilename = "outfile.zip";
    ZipOutputStream out = new ZipOutputStream(new FileOutputStream(outFilename));

    for (int i = 0; i < filenames.length; i++) {
        FileInputStream in = new FileInputStream(filenames[i]);
        out.putNextEntry(new ZipEntry(filenames[i]));
        int len;/*from ww w .j  a  va  2s  .  c  om*/
        while ((len = in.read(buf)) > 0) {
            out.write(buf, 0, len);
        }
        out.closeEntry();
        in.close();
    }
    out.close();
}

From source file:Main.java

public static void main(String[] args) throws IOException {
    String outputFile = "a.zip";
    int level = 9;
    FileOutputStream fout = new FileOutputStream(outputFile);
    ZipOutputStream zout = new ZipOutputStream(fout);
    zout.setLevel(level);//ww  w  .j av a2  s.co  m

    ZipEntry ze = new ZipEntry("a.zip");
    FileInputStream fin = new FileInputStream("b.dat");
    zout.putNextEntry(ze);
    for (int c = fin.read(); c != -1; c = fin.read()) {
        zout.write(c);
    }
    fin.close();
    zout.close();
}

From source file:Main.java

public static void main(String[] args) throws IOException {
    String outputFile = "new.zip";
    int level = 9;
    int start = 1;

    FileOutputStream fout = new FileOutputStream(outputFile);
    ZipOutputStream zout = new ZipOutputStream(fout);
    zout.setLevel(level);//  w w w.j  a  va2  s .  c o  m
    for (int i = start; i < args.length; i++) {
        ZipEntry ze = new ZipEntry(args[i]);
        FileInputStream fin = new FileInputStream(args[i]);
        try {
            System.out.println("Compressing " + args[i]);
            zout.putNextEntry(ze);
            for (int c = fin.read(); c != -1; c = fin.read()) {
                zout.write(c);
            }
        } finally {
            fin.close();
        }
    }
    zout.close();
}

From source file:MainClass.java

public static void main(String[] args) throws IOException {
    String outputFile = "new.zip";
    // Default to maximum compression
    int level = 9;
    int start = 1;

    FileOutputStream fout = new FileOutputStream(outputFile);
    ZipOutputStream zout = new ZipOutputStream(fout);
    zout.setLevel(level);/*  www  .  j a v  a2 s  .  c om*/
    for (int i = start; i < args.length; i++) {
        ZipEntry ze = new ZipEntry(args[i]);
        FileInputStream fin = new FileInputStream(args[i]);
        try {
            System.out.println("Compressing " + args[i]);
            zout.putNextEntry(ze);
            for (int c = fin.read(); c != -1; c = fin.read()) {
                zout.write(c);
            }
        } finally {
            fin.close();
        }
    }
    zout.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    CheckedOutputStream checksum = new CheckedOutputStream(new FileOutputStream("data.zip"), new Adler32());
    ZipOutputStream zos = new ZipOutputStream(new BufferedOutputStream(checksum));

    int size = 0;
    byte[] buffer = new byte[1024];

    File dir = new File(".");
    String[] files = dir.list();// w  ww .  j a  va 2  s .  co m

    for (int i = 0; i < files.length; i++) {
        System.out.println("Compressing: " + files[i]);
        FileInputStream fis = new FileInputStream(files[i]);
        ZipEntry zipEntry = new ZipEntry(files[i]);
        zos.putNextEntry(zipEntry);

        while ((size = fis.read(buffer, 0, buffer.length)) > 0) {
            zos.write(buffer, 0, size);
        }
        zos.closeEntry();
        fis.close();
    }
    zos.close();
    System.out.println("Checksum   : " + checksum.getChecksum().getValue());
}

From source file:Main.java

public static void main(String args[]) throws Exception {
    ZipOutputStream fout = new ZipOutputStream(new BufferedOutputStream(new FileOutputStream(args[0])));

    for (int n = 1; n < args.length; n++) {

        BufferedInputStream fin = new BufferedInputStream(new FileInputStream(args[n]));
        ZipEntry ze = new ZipEntry(rmPath(args[n]));

        fout.putNextEntry(ze);/*w w w .j av a 2s  . co  m*/

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

        fout.closeEntry();
        fin.close();

        System.out.println("Compressing " + args[n]);
        System.out.println(
                " Original Size: " + ze.getSize() + " Compressed Size: " + ze.getCompressedSize() + "\n");
    }
    fout.close();
}

From source file:Main.java

public static void main(String[] args) throws IOException {
    FileOutputStream f = new FileOutputStream("test.zip");
    CheckedOutputStream csum = new CheckedOutputStream(f, new Adler32());
    ZipOutputStream zos = new ZipOutputStream(csum);
    BufferedOutputStream out = new BufferedOutputStream(zos);
    zos.setComment("A test of Java Zipping");

    for (int i = 0; i < args.length; i++) {
        System.out.println("Writing file " + args[i]);
        BufferedReader in = new BufferedReader(new FileReader(args[i]));
        zos.putNextEntry(new ZipEntry(args[i]));
        int c;/*  w ww . j a  v a 2  s.  c  o  m*/
        while ((c = in.read()) != -1)
            out.write(c);
        in.close();
    }
    out.close();

    System.out.println("Checksum: " + csum.getChecksum().getValue());

    System.out.println("Reading file");
    FileInputStream fi = new FileInputStream("test.zip");
    CheckedInputStream csumi = new CheckedInputStream(fi, new Adler32());
    ZipInputStream in2 = new ZipInputStream(csumi);
    BufferedInputStream bis = new BufferedInputStream(in2);
    ZipEntry ze;
    while ((ze = in2.getNextEntry()) != null) {
        System.out.println("Reading file " + ze);
        int x;
        while ((x = bis.read()) != -1)
            System.out.write(x);
    }
    System.out.println("Checksum: " + csumi.getChecksum().getValue());
    bis.close();

}

From source file:com.bright.utils.ZipFile.java

public static void main(String[] args) {

    try {//from ww  w  . j a  v a  2  s . co  m
        // name of zip file to create
        String outFilename = args[1];

        // create ZipOutputStream object
        ZipOutputStream out = new ZipOutputStream(new FileOutputStream(outFilename));

        // path to the folder to be zipped
        File zipFolder = new File(args[0]);

        int len = zipFolder.getAbsolutePath().lastIndexOf(File.separator);
        String baseName = zipFolder.getAbsolutePath().substring(0, len + 1);

        addFolderToZip(zipFolder, out, baseName);
        System.out.println("Created ZIP file: " + args[1]);

        out.close();
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
}