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I have this below XML file <book> <person> <first>Kiran</first> <last>Pai</last> <age>22</age> </person> <person> <first>Bill</first> <last>Gates</last> <age>46</age> </person> <person> <first>Steve</first> <last>Jobs</last> <age>40</age> </person> </book> now the Java program to read data from an XML file is shown below.. import java.io.File; import org.w3c.dom.Document; import org.w3c.dom.*; import javax.xml.parsers.DocumentBuilderFactory; import javax.xml.parsers.DocumentBuilder; import org.xml.sax.SAXException; import org.xml.sax.SAXParseException; public class ReadAndPrintXMLFile{ public static void main (String argv []){ try { DocumentBuilderFactory docBuilderFactory = DocumentBuilderFactory.newInstance(); DocumentBuilder docBuilder = docBuilderFactory.newDocumentBuilder(); Document doc = docBuilder.parse (new File("book.xml")); // normalize text representation doc.getDocumentElement ().normalize (); System.out.println ("Root element of the doc is " + doc.getDocumentElement().getNodeName()); NodeList listOfPersons = doc.getElementsByTagName("person"); int totalPersons = listOfPersons.getLength(); System.out.println("Total no of people : " + totalPersons); for(int s=0; s<listOfPersons.getLength() ; s++){ Node firstPersonNode = listOfPersons.item(s); if(firstPersonNode.getNodeType() == Node.ELEMENT_NODE){ Element firstPersonElement = (Element)firstPersonNode; //------- NodeList firstNameList = firstPersonElement.getElementsByTagName("first"); Element firstNameElement =

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