Open Zip from URL (OpenFromWeb)

Open a .zip from a URL and unzip.

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;
    }

    //  Downloads a .zip into memory and opens it.
    success = zip.OpenFromWeb("http://www.chilkatsoft.com/testData/hamlet.zip");
    if (success != true) {
        System.out.println(zip.lastErrorText());
        return;
    }

    //  It can be unzipped to disk:
    int fileCount;
    fileCount = (int) zip.Unzip("c:/temp");
    if (fileCount < 0) {
        System.out.println(zip.lastErrorText());
        return;
    }

    //  Alternatively, individual entries may be unzipped into memory.
    //  In this case, it is unzipped into a string:
    String fileContents;
    CkZipEntry entry;
    boolean addCR;
    addCR = true;
    entry = zip.GetEntryByName("hamlet.xml");
    if (!(entry == null )) {
        //  If the file has bare LF line endings, add the CR to get
        //  CRLF line endings.
        fileContents = entry.inflateToString(addCR);
        System.out.println(fileContents);
    }

  }
}