Java

Remove an XML Subtree

See more XML Examples

Demonstrates how to remove an XML subtree from an XML document. Chilkat2 Java

import com.chilkatsoft.chilkat2.Xml;

public class ChilkatExample {

    public static void main(String[] args) {
        Xml xml = new Xml();

        xml.loadXmlFile("qa_data/xml/osszes.xml");

        // The XML file we're loading contains this:

        // <?xml version="1.0" encoding="iso-8859-2" ?>
        // <EXAMPLE>
        //     <OSSZES>
        //         <ROW TYPE="INS">477953
        //             <NUMBER>05107003972</NUMBER>
        //         </ROW>
        //         <ROW TYPE="INS">477954
        //             <NUMBER>05107001342</NUMBER>
        //         </ROW>
        //         <ROW TYPE="INS">477955
        //             <NUMBER>05107001342</NUMBER>
        //         </ROW>
        //         <ROW TYPE="INS">477956
        //             <NUMBER>05107000017</NUMBER>
        //         </ROW>**
        //         <ROW TYPE="INS">477957
        //             <NUMBER>05107002182</NUMBER>
        //         </ROW>
        //     </OSSZES>
        // </EXAMPLE>
        //

        // We wish to remove this subtree:

        // <ROW TYPE="INS">477956
        //     <NUMBER>05107000017</NUMBER>
        // </ROW>

        // Get another reference to the XML document.
        Xml xml2 = xml.getSelf();

        // Navigate to the node that is the root of the subtree to be deleted.
        // In this case, we wish to find the node having tag "ROW" with content "477956"
        String notUsed = xml2.chilkatPath("OSSZES|/C/ROW,*477956*|$");

        // Examine the xml2, it should be just the subtree.
        System.out.println(xml2.getXml());

        // Now detach xml2 from the it's XML document.
        // xml2 will now be it's own XML document.
        xml2.removeFromTree();

        // Examine our original XML document.  The subtree is removed:
        System.out.println(xml.getXml());

        xml2.close();
    }
}