JAVA XML

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JavaXml EXAMPLE

Access The XML Root Element
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For accessing the root element of the XML document firstly need to create the XML document and in this the firstly element is declare as the root element and other is sub element of the document. for this the JAXP (java APIs for XML processing) is provide the interface for creating the XML document using the SAX, DOM and XSLT.

Here is the XML File: Student_Detail.xml

<?xml version = "1.0" ?>
<Student_Detail>
<Student>
<stu_Id> s-001 </stu_Id>
<stu_Name> samir </stu_Name>
<stu_E-mail> sam1@gmail.com </stu_E-mail>
</Student>
<Student>
<stu_Id> s-002 </stu_Id>
<stu_Name> Ajit </stu_Name>
<stu_E-mail> Ajit2@yahoo.com </stu_E-mail>
</Student>
</Student_Detail>

 

Here is the Java File: StudentRecord.java

package r4r;
import org.w3c.dom.*;
import javax.xml.parsers.*;
import java.io.*;
public class accessroot {
public static void main(String[] args) {
try{
BufferedReader br = new BufferedReader(
new InputStreamReader(System.in));
System.out.print("Enter the xml file name: ");
String str = br.readLine();
File file = new File(str);
if (file.exists()){
DocumentBuilderFactory docfact =
DocumentBuilderFactory.newInstance();
DocumentBuilder build = docfact.newDocumentBuilder();
Document docu = build.parse(str);
Node node = docu.getDocumentElement();
String str1 = node.getNodeName();
System.out.println("Root Node: " + str1);
}
else{
System.out.println("File not found!");
}
}
catch(Exception e){}
}
}
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