private int decodeCompressedBlock()

in java/src/main/java/com/epam/deltix/zstd/ZstdFrameDecompressor.java [279:315]
31 lines of code
5 McCabe index (conditional complexity)

    private int decodeCompressedBlock(final ByteBuffer inputBase, final int inputAddress, final int blockSize,
                                      final ByteBuffer outputBase, final int outputAddress, final int outputLimit, final int windowSize) {
        final int inputLimit = inputAddress + blockSize;
        int input = inputAddress;

        verify(blockSize <= MAX_BLOCK_SIZE, input, "Expected match length table to be present");
        verify(blockSize >= MIN_BLOCK_SIZE, input, "Compressed block size too small");

        // decode literals
        final int literalsBlockType = inputBase.get(input) & 0b11;

        switch (literalsBlockType) {
            case RAW_LITERALS_BLOCK: {
                input += decodeRawLiterals(inputBase, input, inputLimit);
                break;
            }
            case RLE_LITERALS_BLOCK: {
                input += decodeRleLiterals(inputBase, input, blockSize);
                break;
            }
            case REPEAT_STATS_LITERALS_BLOCK:
                verify(huffman.isLoaded(), input, "Dictionary is corrupted");
            case COMPRESSED_LITERALS_BLOCK: {
                input += decodeCompressedLiterals(inputBase, input, blockSize, literalsBlockType);
                break;
            }
            default:
                throw fail(input, "Invalid literals block encoding type");
        }

        verify(windowSize <= MAX_WINDOW_SIZE, input, "Window size too large (not yet supported)");

        return decompressSequences(
                inputBase, input, inputAddress + blockSize,
                outputBase, outputAddress, outputLimit,
                literalsBase, literalsAddress, literalsLimit);
    }