private SubheaderPointer processSubheaderPointers()

in src/main/java/com/epam/parso/impl/SasFileParser.java [539:556]

• 16 lines of code
• 3 McCabe index (conditional complexity)

    private SubheaderPointer processSubheaderPointers(long subheaderPointerOffset, int subheaderPointerIndex)
            throws IOException {
        int intOrLongLength = sasFileProperties.isU64() ? BYTES_IN_LONG : BYTES_IN_INT;
        int subheaderPointerLength = sasFileProperties.isU64() ? SUBHEADER_POINTER_LENGTH_X64
                : SUBHEADER_POINTER_LENGTH_X86;
        long totalOffset = subheaderPointerOffset + subheaderPointerLength * ((long) subheaderPointerIndex);
        Long[] offset = {totalOffset, totalOffset + intOrLongLength, totalOffset + 2L * intOrLongLength,
                totalOffset + 2L * intOrLongLength + 1};
        Integer[] length = {intOrLongLength, intOrLongLength, 1, 1};
        List<byte[]> vars = getBytesFromFile(offset, length);

        long subheaderOffset = bytesToLong(vars.get(0));
        long subheaderLength = bytesToLong(vars.get(1));
        byte subheaderCompression = vars.get(2)[0];
        byte subheaderType = vars.get(3)[0];

        return new SubheaderPointer(subheaderOffset, subheaderLength, subheaderCompression, subheaderType);
    }