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Java RandomAccessFile getChannel() Method with Example

RandomAccessFile Class getChannel() method: Here, we are going to learn about the getChannel() method of RandomAccessFile Class with its syntax and example.
Submitted by Preeti Jain, on March 23, 2020

RandomAccessFile Class getChannel() method

  • getChannel() method is available in package.
  • getChannel() method is used to get the distinct FileChannel linked with this RandomAccessFile stream.
  • getChannel() method is a non-static method, it is accessible with the class object only and if we try to access the method with the class name then we will get an error.
  • getChannel() method does not throw an exception at the time of returning the file channel.


    public final FileChannel getChannel();


  • It does not accept any parameter.

Return value:

The return type of this method is FileChannel, it gets FileChannel object attached with this RandomAccessFile.


// Java program to demonstrate the example 
// of final FileChannel getChannel() method of
// RandomAccessFile


public class RAFGetChannel {
 public static void main(String[] args) throws Exception {
  // Instantiate a random access file
  // object with file name and permissions
  RandomAccessFile ra_f = new RandomAccessFile("e:/includehelp.txt", "rw");

  // By using writeUTF() method is to 
  // write data in the file
  ra_f.writeUTF("Welcome, in Java World!!!");

  // Initially set the file pointer
  // is at 0 for reading the file;

  // To read file content by using
  // readUTF()
  System.out.println("ra_f .readUTF(): " + ra_f.readUTF());

  // By using getChannel() method is to
  // return the channel linked with this
  // object
  System.out.println("ra_f.getChannel(): " + ra_f.getChannel());

  // By using close() method isto
  // close this stream ran_f


E:\Programs>java RAFGetChannel
ra_f .readUTF(): Welcome, in Java World!!!
ra_f.getChannel(): [email protected]


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