Hi... I am having problem splitting a para into line.... i need to first read a file then split in into lines if i get a . or ! or ?

I also need to remove any extra white space...

This is wad i've written so far....

try {
    Scanner line = new Scanner(mFile);
    mLine = line.nextLine();
    String Matrix[]=mLine.split("\\.");
    for (int i = 0; i < Matrix.length; ++i)
    {
       System.out.println(Matrix[i]);
    }

Input:

Hi. My name is John. Who are you ?

Output:

Hi
My name is John
Who are you