count the number of occurrences of a character in a string java

1String someString = "elephant";
2long count = someString.chars().filter(ch -> ch == 'e').count();
3assertEquals(2, count);
4 
5long count2 = someString.codePoints().filter(ch -> ch == 'e').count();
6assertEquals(2, count2);
7

1public class StringNumberOfOccurenceLetter {
2
3    private static int countOccurences(String word, char character){
4
5        int count = 0;
6        for (int i = 0; i < word.length() ; i++) {
7            if (word.charAt(i)==character){
8                count++;
9            }
10        }
11        return count;
12
13    }
14         public static void main(String[] args) {
15
16
17        int count = countOccurences("dddssad", 'a');
18    }
19
20
21}

1public static int count(String str, String target) {
2    return (str.length() - str.replace(target, "").length()) / target.length();
3}
4

1public class CountStringOccurence {
2public static void main(String[] args) {
3
4int count= countOccurences("aaassssddadad",'s');
5System.out.println(count);
6
7}
8
9private static int countOccurences(String word, char character){
10  
11  int count = 0;
12  for(int i = 0; i < word.length(); i++){
13    
14    if(word.chartAt(i) == character){
15      
16      count++; } 
17                 }
18      return count;
19}
20}
21
22

1String line = "apples.oranges.bananas";
2int count = line.length() - line.replace(".", "").length();
3System.out.println(count);//displays 2