userEventTriggered() — netty Function Reference

Architecture documentation for the userEventTriggered() function in ProxyHandlerTest.java from the netty codebase.

Function java Buffer Allocators calls 2 called by 1

Entity Profile

Buffer→ Allocators→ userEventTriggered() — netty Function Reference

Dependency Diagram

graph TD
  3d5310ff_7966_4f35_3991_3dd4fbfd728c["userEventTriggered()"]
  c8c10620_53ef_6bba_6752_82627318b2e6["SuccessTestHandler"]
  3d5310ff_7966_4f35_3991_3dd4fbfd728c -->|defined in| c8c10620_53ef_6bba_6752_82627318b2e6
  ada8ad9b_441d_cff7_0ede_7e1fc74a7ee1["userEventTriggered()"]
  ada8ad9b_441d_cff7_0ede_7e1fc74a7ee1 -->|calls| 3d5310ff_7966_4f35_3991_3dd4fbfd728c
  ada8ad9b_441d_cff7_0ede_7e1fc74a7ee1["userEventTriggered()"]
  3d5310ff_7966_4f35_3991_3dd4fbfd728c -->|calls| ada8ad9b_441d_cff7_0ede_7e1fc74a7ee1
  0598b260_b04e_542f_5c23_3c63a0ab3bfe["readIfNeeded()"]
  3d5310ff_7966_4f35_3991_3dd4fbfd728c -->|calls| 0598b260_b04e_542f_5c23_3c63a0ab3bfe
  style 3d5310ff_7966_4f35_3991_3dd4fbfd728c fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

handler-proxy/src/test/java/io/netty/handler/proxy/ProxyHandlerTest.java lines 528–540

        @Override
        public void userEventTriggered(ChannelHandlerContext ctx, Object evt) throws Exception {
            if (evt instanceof ProxyConnectionEvent) {
                eventCount ++;

                if (eventCount == 1) {
                    // Note that ProxyConnectionEvent can be triggered multiple times when there are multiple
                    // ProxyHandlers in the pipeline.  Therefore, we send the 'B' message only on the first event.
                    ctx.writeAndFlush(Unpooled.copiedBuffer("B\n", CharsetUtil.US_ASCII));
                }
                readIfNeeded(ctx);
            }
        }