Java program to read the number of lines in a file

import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.io.LineNumberReader;

/*
 * Program to read the number of lines in a file
 */

public class GetLineNumber
{
            public static void main(String[] args)
            {
                        int nLine = getLines(new File("Test.hex"));
                        System.out.println("Number of lines in file="+nLine);
            }

            private static int getLines(File aFile)
            {
                        LineNumberReader lineNumberreader = null;
                        try
                        {
                                    lineNumberreader = new LineNumberReader(new FileReader(aFile));
                                    while ((lineNumberreader.readLine()) != null){}
                                    return lineNumberreader.getLineNumber();
                        }
                        catch (Exception ex)
                        {
                                    System.out.println("exception in reading the file:-"+ex);
                                    return -1;
                        }
                        finally
                        {
                                    if (lineNumberreader != null)
                                    {
                                                try
                                                {
                                                            lineNumberreader.close();
                                                }
                                                catch (IOException ex)
                                                {
                                                            System.out.println("Exception in closing linenumberreader:-"+ex);
                                                }
                                    }
                        }
            }           
}