Home / cs-notes / Architecture / Components / Netty / ByteBuf / summary / vs ByteBuffer

扩容

• ByteBuffer: 定长
• ByteBuf: 自动扩容
  • ensureWritable

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位置指针

• ByteBuffer
  • (0, position) -[flip]-> (position, limit)
• ByteBuf
  • readable: readerIndex -> writerIndex
  • writable: writerIndex -> capacity()

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