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encode() — netty Function Reference

Architecture documentation for the encode() function in NumberEncoder.java from the netty codebase.

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Entity Profile

Dependency Diagram

graph TD
  fc92fab1_94bd_7ea6_f4e8_d86d9046709b["encode()"]
  26c76dbf_097c_5584_5611_c17c26d056d1["NumberEncoder"]
  fc92fab1_94bd_7ea6_f4e8_d86d9046709b -->|defined in| 26c76dbf_097c_5584_5611_c17c26d056d1
  style fc92fab1_94bd_7ea6_f4e8_d86d9046709b fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

example/src/main/java/io/netty/example/factorial/NumberEncoder.java lines 31–49

    @Override
    protected void encode(ChannelHandlerContext ctx, Number msg, ByteBuf out) {
        // Convert to a BigInteger first for easier implementation.
        BigInteger v;
        if (msg instanceof BigInteger) {
            v = (BigInteger) msg;
        } else {
            v = new BigInteger(String.valueOf(msg));
        }

        // Convert the number into a byte array.
        byte[] data = v.toByteArray();
        int dataLength = data.length;

        // Write a message.
        out.writeByte((byte) 'F'); // magic number
        out.writeInt(dataLength);  // data length
        out.writeBytes(data);      // data
    }

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Defined In

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Frequently Asked Questions

What does encode() do?
encode() is a function in the netty codebase, defined in example/src/main/java/io/netty/example/factorial/NumberEncoder.java.
Where is encode() defined?
encode() is defined in example/src/main/java/io/netty/example/factorial/NumberEncoder.java at line 31.

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