src/main/java/org/organicdesign/fp/indent/IndentUtils.java
public static StringBuilder indentSpace(int len) {
        StringBuilder sB = new StringBuilder();
        if (len < 1) { return sB; }
        while (len > SPACES_LENGTH_MINUS_ONE) {
            sB.append(SPACES[SPACES_LENGTH_MINUS_ONE]);
            len = len - SPACES_LENGTH_MINUS_ONE;
        }
        return sB.append(SPACES[len]);
    }
public static StringBuilder indentSpace(int len) {
        StringBuilder sB = new StringBuilder();
        if (len < 1) { return sB; }
        while (len > SPACES_LENGTH_MINUS_ONE) {
            sB.append(SPACES[SPACES_LENGTH_MINUS_ONE]);
            len = len - SPACES_LENGTH_MINUS_ONE;
        }
        return sB.append(SPACES[len]);
    }
Creates a new StringBuilder with the given number of spaces and returns it.
@param len the number of spaces
@return a {@link StringBuilder} with the specificed number of initial spaces.