Zip One File

Zip a single file.

Download Chilkat Java Library

import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    CkZip zip = new CkZip();

    boolean success;

    //  Any string unlocks the component for the 1st 30-days.
    success = zip.UnlockComponent("Anything for 30-day trial");
    if (success != true) {
        System.out.println(zip.lastErrorText());
        return;
    }

    success = zip.NewZip("test.zip");
    if (success != true) {
        System.out.println(zip.lastErrorText());
        return;
    }

    //  In this example, the file we wish to zip is c:/temp/abc123/HelloWorld123.txt

    //  Add a reference to a single file by calling AppendOneFileOrDir
    //  Note: You may use either forward or backward slashes.
    boolean saveExtraPath;
    saveExtraPath = false;
    success = zip.AppendOneFileOrDir("c:/temp/abc123/HelloWorld123.txt",saveExtraPath);
    if (success != true) {
        System.out.println(zip.lastErrorText());
        return;
    }

    success = zip.WriteZipAndClose();
    if (success != true) {
        System.out.println(zip.lastErrorText());
        return;
    }

    //  A .zip containing "HelloWorld123.txt" with no path information has been created.
    System.out.println("Zip Created!");

    //  Perhaps you want to include a path in the .zip such that when unzipping, a sub-directory
    //  is automatically created and the file unzipped into it.  Use PathPrefix:

    //  (We'll skip checking the success/failure return value.)

    //  Set a PathPrefix to get the relative path you want:
    //  The .zip will contain this entry: "myApp/HelloWorld123.txt"
    success = zip.NewZip("test2.zip");
    zip.put_PathPrefix("myApp/");
    success = zip.AppendOneFileOrDir("c:/temp/abc123/HelloWorld123.txt",saveExtraPath);
    success = zip.WriteZipAndClose();
  }
}