Coding Exercise 24 - Flour Pack Problem

public class FlourPacker {

    public static boolean canPack(int bigCount, int smallCount, int goal) {
        boolean result = false;
        if (bigCount < 0 || smallCount < 0 || goal < 0) {
            return result;
        }
        if ((bigCount * 5) + (smallCount) >= goal) {
            result = true;
            while (goal > 0) {
                if (goal >= 5) {
                    if(bigCount >= 1) {
                        goal -= 5;
                        bigCount--;
                    }
                    else if (smallCount >= goal) {
                        goal = 0;
                        return true;
                    } else {
                        return false;
                    }
                }
                else if (goal < 5) {
                    if (smallCount >= goal) {
                        goal = 0;
                        return true;
                    } else {
                        return false;
                    }
                }
            }
            return result;
        } else {
            return false;
        }

    }
}