java: about counting in txt file

i want to counting some words in txt file

myfile.txt

ABC,xyzwegwegwe
 ABC,12312312312
 ABC,sdfsdf3sdfs
 

how can i count the words"ABC"?

output:"ABC" have: 3

File abcfile = new File("myfile.txt");
 Scanner myfile = new Scanner(abcfile);
 String line = null;
 int words = 0;
 while (myfile.hasNextLine()) {
             line = myfile.nextLine();
             lines.add(line);
                     if(xxxxx){ //if have ABC, words++
                         words++; 
                     }
         }
 System.out.print("\"ABC\" have: "+words);
 

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