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Edit Text by Insertion and Replacement

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In this example, describes a method to the insert and replace the text in a DOM document.

Edit Text by Insertion and Replacement

     

This Example describes a method to insert and replace the Text in a DOM document. Methods which are used for insertion and replacement of the text in the DOM Document are described below :-

Element root = doc.getDocumentElement():- Allows direct access to the root of the DOM document.

Element place = (Element) root.getFirstChild():- Retrives the first child of the root.

Text name = (Text) place.getFirstChild().getFirstChild():- Creates a text node and access the subchild of the node named place in it.

name.insertData(14, " Rohini "):- This is a method to insert data in the text node. Here "Rohini " is the string to insert and 14 specifies where to begin inserting characters.

directions.replaceData(13, 6, " Employee Roseindia"):- This is a method to replace data in the text node. here 13 specifies value to begin replacing characters. 6 specifies number of characters to replace. Employee Roseindia specifies the string to insert.


XML code for the program generated is:-

<?xml version="1.0" encoding="UTF-8"?>
<Company>    
<Location>        
<Companyname>Roseindia .Net</Companyname>        
<Employee>Girish Tewari</Employee>    
</Location>
</Company>


EditText.java

/* 
 * @Program that Edit Text by Insertion and Replacement
 * EditText.java 
 * Author:-RoseIndia Team
 * Date:-10-Jun-2008
 */

import java.io.*;
import javax.xml.parsers.*;
import org.w3c.dom.*;

public class EditText {

  public static void main(String[] args) throws Exception {
  DocumentBuilderFactory builderFactory = 
  DocumentBuilderFactory.newInstance();

  builderFactory.setValidating(false);

  Document doc = 
  builderFactory.newDocumentBuilder().parse(
 
new File("Document4.xml"));
  new EditText().EditText(doc);
  }

  public void EditText(Document doc) {
  int count;
  int offset;

  Element root = doc.getDocumentElement();
  Element place = (Element) root.getFirstChild();
  Text name = (Text) place.getFirstChild().getFirstChild();
  Text directions = (Text) place.getLastChild().getFirstChild();
  System.out.println("Name before editing is: " 
   + name.getData());

  System.out.println("Direction before editing is: "
   
+ directions.getData());

  //Inserting text  
  name.insertData(14" Rohini ");
  System.out.println("Name after editing is: " + name.getData());

  //Replacing text
  directions.replaceData(136" Employee Roseindia");
  System.out.println("Direction after editing is: " 
  + directions.getData());

  }
}



Output of the program:-

Name before editing is: Roseindia .Net
Direction before editing is: Girish Tewari
Name after editing is: Roseindia .Net Rohini 
Direction after editing is: Girish Tewari Employee Roseindia


Download Source Code

 

     

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Posted on: August 24, 2008

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