(Java) Unzip a .zip Archive

Demonstrates how to open a .zip archive and unzip. The Unzip method extracts the files and directories from a .zip archive and recreates the directory tree rooted at the directory path passed to Unzip.

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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[])
  {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkZip zip = new CkZip();

    boolean success = zip.OpenZip("my_files.zip");
    if (success != true) {
        System.out.println(zip.lastErrorText());
        return;
        }

    int unzipCount;

    // Returns the number of files and directories unzipped.
    // Unzips to /my_files, re-creating the directory tree
    // from the .zip.
    unzipCount = zip.Unzip("/my_files");
    if (unzipCount < 0) {
        System.out.println(zip.lastErrorText());
        }
    else {
        System.out.println("Success!");
        }
  }
}