Post_96.1.java

    public HashMap<String, String> getHeaders() {
        return createTable(getMatchingStrings();
    }
    
    private List<String> getMatchingStrings() {
        List<String> headersStrings = new ArrayList<>();
        for (String string : splitRequest) {
            if (string.contains(": ")) {
                headersStrings.add(string);
            }
        }
        return headersStrings;
    }

    private HashMap<String, String> createTable(List<String> headerStrings) {
        HashMap<String, String> headers = new LinkedHashMap<>();

        for (String string : headerStrings) {
            String[] splitHeaders = string.split(":\\s");

            headers.put(splitHeaders[0], splitHeaders[1]);
        }

        return headers;
    }