XMP Array Property - Bag, Seq, or Alt

How to insert or update an XMP array property (bag, seq, or alt).

 Chilkat Java Library Downloads for Windows, Linux, and MAC OS X

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[])
  {
    CkXmp xmp = new CkXmp();

    boolean success;

    success = xmp.UnlockComponent("Anything for 30-day trial.");
    if (success != true) {
        System.out.println(xmp.lastErrorText());
        return;
    }

    //  Load a JPG or TIF image file.
    //  Sample JPG's with XMP metadata may be found at:
    //  http://www.chilkatsoft.com/testData/xmp/sample1.jpg
    //  http://www.chilkatsoft.com/testData/xmp/sample2.jpg
    //  http://www.chilkatsoft.com/testData/xmp/sample3.jpg
    success = xmp.LoadAppFile("sample1.jpg");
    if (success != true) {
        System.out.println(xmp.lastErrorText());
        return;
    }

    System.out.println("Num embedded XMP docs: "
         + xmp.get_NumEmbedded());

    //  Assuming there is at least one, get the 1st.
    //  (There is typically never more than one, but theoretically it's possible.)
    CkXml xml;
    xml = xmp.GetEmbedded(0);
    if (!(xml == null )) {

        //  Create an object to hold one or more string values.
        CkStringArray sa = new CkStringArray();
        sa.Append("value_1");
        sa.Append("value_2");
        //  ...

        success = xmp.AddArray(xml,"bag","Iptc4xmpCore:Chilkat",sa);
        if (success != true) {
            System.out.println(xmp.lastErrorText());
        }
        else {
            //  Save the JPG.
            xmp.put_SaveAppFile(xmp.get_SaveAppFile() S ("modified.jpg"));

        }

    }
    else {
        System.out.println(xmp.lastErrorText());
    }

  }
}