netty Architecture Docs
Home / Function/ checkMultiplicity() — netty Function Reference

checkMultiplicity() — netty Function Reference

Architecture documentation for the checkMultiplicity() function in DefaultChannelPipeline.java from the netty codebase.

Function java Buffer Telemetry called by 2

Entity Profile

Dependency Diagram

graph TD
  2cc0f3c5_5b2b_317e_6b7a_b7fd379fe58c["checkMultiplicity()"]
  12185bde_01b4_fad0_496c_1d27b952b797["DefaultChannelPipeline"]
  2cc0f3c5_5b2b_317e_6b7a_b7fd379fe58c -->|defined in| 12185bde_01b4_fad0_496c_1d27b952b797
  456303ff_99e9_46dc_1dd4_e08abd32e132["ChannelPipeline()"]
  456303ff_99e9_46dc_1dd4_e08abd32e132 -->|calls| 2cc0f3c5_5b2b_317e_6b7a_b7fd379fe58c
  53925787_6b4f_0476_dece_0db30a06101e["ChannelHandler()"]
  53925787_6b4f_0476_dece_0db30a06101e -->|calls| 2cc0f3c5_5b2b_317e_6b7a_b7fd379fe58c
  style 2cc0f3c5_5b2b_317e_6b7a_b7fd379fe58c fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

transport/src/main/java/io/netty/channel/DefaultChannelPipeline.java lines 544–554

    private static void checkMultiplicity(ChannelHandler handler) {
        if (handler instanceof ChannelHandlerAdapter) {
            ChannelHandlerAdapter h = (ChannelHandlerAdapter) handler;
            if (!h.isSharable() && h.added) {
                throw new ChannelPipelineException(
                        h.getClass().getName() +
                        " is not a @Sharable handler, so can't be added or removed multiple times.");
            }
            h.added = true;
        }
    }

Domain

Subdomains

Defined In

Called By

Source

Frequently Asked Questions

What does checkMultiplicity() do?
checkMultiplicity() is a function in the netty codebase, defined in transport/src/main/java/io/netty/channel/DefaultChannelPipeline.java.
Where is checkMultiplicity() defined?
checkMultiplicity() is defined in transport/src/main/java/io/netty/channel/DefaultChannelPipeline.java at line 544.
What calls checkMultiplicity()?
checkMultiplicity() is called by 2 function(s): ChannelHandler, ChannelPipeline.

Analyze Your Own Codebase

Get architecture documentation, dependency graphs, and domain analysis for your codebase in minutes.

Try Supermodel Free