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NoFailProtocolSelectionListener Class — netty Architecture

Architecture documentation for the NoFailProtocolSelectionListener class in JdkBaseApplicationProtocolNegotiator.java from the netty codebase.

Class java

Entity Profile

Dependency Diagram

graph TD
  0f27490d_af85_1f60_588b_efec2c3631a6["NoFailProtocolSelectionListener"]
  343cd5c6_735e_911b_ea1e_6891d57066f3["JdkBaseApplicationProtocolNegotiator.java"]
  0f27490d_af85_1f60_588b_efec2c3631a6 -->|defined in| 343cd5c6_735e_911b_ea1e_6891d57066f3
  64973338_e3ea_76b0_3265_e6d818a710af["NoFailProtocolSelectionListener()"]
  0f27490d_af85_1f60_588b_efec2c3631a6 -->|method| 64973338_e3ea_76b0_3265_e6d818a710af
  7226cdf3_48f4_9620_2968_2c198e0dcac8["unsupported()"]
  0f27490d_af85_1f60_588b_efec2c3631a6 -->|method| 7226cdf3_48f4_9620_2968_2c198e0dcac8
  9720cc02_6597_a35d_cf1a_7cbadf40c262["selected()"]
  0f27490d_af85_1f60_588b_efec2c3631a6 -->|method| 9720cc02_6597_a35d_cf1a_7cbadf40c262
  a473a3f2_10fc_a11f_98cd_154bf2d37266["noSelectedMatchFound()"]
  0f27490d_af85_1f60_588b_efec2c3631a6 -->|method| a473a3f2_10fc_a11f_98cd_154bf2d37266

Relationship Graph

Source Code

handler/src/main/java/io/netty/handler/ssl/JdkBaseApplicationProtocolNegotiator.java lines 171–197

    private static class NoFailProtocolSelectionListener implements ProtocolSelectionListener {
        private final JdkSslEngine engineWrapper;
        private final List<String> supportedProtocols;

        NoFailProtocolSelectionListener(JdkSslEngine engineWrapper, List<String> supportedProtocols) {
            this.engineWrapper = engineWrapper;
            this.supportedProtocols = supportedProtocols;
        }

        @Override
        public void unsupported() {
            engineWrapper.setNegotiatedApplicationProtocol(null);
        }

        @Override
        public void selected(String protocol) throws Exception {
            if (supportedProtocols.contains(protocol)) {
                engineWrapper.setNegotiatedApplicationProtocol(protocol);
            } else {
                noSelectedMatchFound(protocol);
            }
        }

        protected void noSelectedMatchFound(String protocol) throws Exception {
            // Will never be called.
        }
    }

Defined In

Source

Frequently Asked Questions

What is the NoFailProtocolSelectionListener class?
NoFailProtocolSelectionListener is a class in the netty codebase, defined in handler/src/main/java/io/netty/handler/ssl/JdkBaseApplicationProtocolNegotiator.java.
Where is NoFailProtocolSelectionListener defined?
NoFailProtocolSelectionListener is defined in handler/src/main/java/io/netty/handler/ssl/JdkBaseApplicationProtocolNegotiator.java at line 171.

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