Given a string, print the number of palindromic substrings

NumberOfPalindromicSubstrings.java

/**
 * Created by daniel robertson on 9/6/15.
 */
import java.io.*;
import java.util.*;
import java.lang.StringBuffer;

public class NumberOfPalindromicSubstrings {
    static int palindrome(String str) {
        int result = 0;
        int length = str.length();

        for(int i = 0; i < length; i++) {
            for(int j = 1; j <= length - i; j++) {
                if(isPalindrome(str.substring(i, i + j))) {
                    ++result;
                }
            }
        }

        return result;
    }

    private static boolean isPalindrome(String s) {
        StringBuffer stringBuffer = new StringBuffer(s);
        StringBuffer reverse = new StringBuffer(s);
        reverse.reverse();
        return stringBuffer.toString().equals(reverse.toString());
    }

    public static void main(String[] args) throws IOException {
        Scanner in = new Scanner(System.in);
        int res;
        String _str;
        try {
            _str = in.nextLine();
        } catch (Exception e) {
            _str = null;
        }
        res = palindrome(_str);
        System.out.println(res);
    }
}