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read() — netty Function Reference

Architecture documentation for the read() function in Bzip2BlockDecompressor.java from the netty codebase.

Function java Buffer Allocators calls 1

Entity Profile

Dependency Diagram

graph TD
  fab9e775_efed_58a1_4371_9a4cc6690133["read()"]
  5e864d32_96fc_3bee_77e4_3eeb1e9d6e8d["Bzip2BlockDecompressor"]
  fab9e775_efed_58a1_4371_9a4cc6690133 -->|defined in| 5e864d32_96fc_3bee_77e4_3eeb1e9d6e8d
  d2ed781b_719e_980f_4eff_c05fa72e51bb["decodeNextBWTByte()"]
  fab9e775_efed_58a1_4371_9a4cc6690133 -->|calls| d2ed781b_719e_980f_4eff_c05fa72e51bb
  style fab9e775_efed_58a1_4371_9a4cc6690133 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

codec-compression/src/main/java/io/netty/handler/codec/compression/Bzip2BlockDecompressor.java lines 281–310

    public int read() {
        while (rleRepeat < 1) {
            if (bwtBytesDecoded == bwtBlockLength) {
                return -1;
            }

            int nextByte = decodeNextBWTByte();
            if (nextByte != rleLastDecodedByte) {
                // New byte, restart accumulation
                rleLastDecodedByte = nextByte;
                rleRepeat = 1;
                rleAccumulator = 1;
                crc.updateCRC(nextByte);
            } else {
                if (++rleAccumulator == 4) {
                    // Accumulation complete, start repetition
                    int rleRepeat = decodeNextBWTByte() + 1;
                    this.rleRepeat = rleRepeat;
                    rleAccumulator = 0;
                    crc.updateCRC(nextByte, rleRepeat);
                } else {
                    rleRepeat = 1;
                    crc.updateCRC(nextByte);
                }
            }
        }
        rleRepeat--;

        return rleLastDecodedByte;
    }

Domain

Subdomains

Defined In

Calls

Source

Frequently Asked Questions

What does read() do?
read() is a function in the netty codebase, defined in codec-compression/src/main/java/io/netty/handler/codec/compression/Bzip2BlockDecompressor.java.
Where is read() defined?
read() is defined in codec-compression/src/main/java/io/netty/handler/codec/compression/Bzip2BlockDecompressor.java at line 281.
What does read() call?
read() calls 1 function(s): decodeNextBWTByte.

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