addShutdownHook() — netty Function Reference

Architecture documentation for the addShutdownHook() function in SingleThreadEventExecutor.java from the netty codebase.

Function java CommonUtil Concurrent calls 4

Entity Profile

CommonUtil→ Concurrent→ addShutdownHook() — netty Function Reference

Dependency Diagram

graph TD
  854af53c_2ead_d46e_88b1_d06b416dc73d["addShutdownHook()"]
  c9189467_acbc_07ea_3a8c_fecfe22ec122["SingleThreadEventExecutor"]
  854af53c_2ead_d46e_88b1_d06b416dc73d -->|defined in| c9189467_acbc_07ea_3a8c_fecfe22ec122
  957fd634_92d8_ad7a_8d3f_c6d9e5d7ee2a["inEventLoop()"]
  854af53c_2ead_d46e_88b1_d06b416dc73d -->|calls| 957fd634_92d8_ad7a_8d3f_c6d9e5d7ee2a
  ced7700b_627f_0ab1_ff34_9e3824dfeea8["execute()"]
  854af53c_2ead_d46e_88b1_d06b416dc73d -->|calls| ced7700b_627f_0ab1_ff34_9e3824dfeea8
  8846f570_8032_89c9_e9e7_f552f8890802["Runnable()"]
  854af53c_2ead_d46e_88b1_d06b416dc73d -->|calls| 8846f570_8032_89c9_e9e7_f552f8890802
  4b4e2a57_ff72_0b7e_a075_ec9d6f860ef0["run()"]
  854af53c_2ead_d46e_88b1_d06b416dc73d -->|calls| 4b4e2a57_ff72_0b7e_a075_ec9d6f860ef0
  style 854af53c_2ead_d46e_88b1_d06b416dc73d fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

common/src/main/java/io/netty/util/concurrent/SingleThreadEventExecutor.java lines 720–731

    public void addShutdownHook(final Runnable task) {
        if (inEventLoop()) {
            shutdownHooks.add(task);
        } else {
            execute(new Runnable() {
                @Override
                public void run() {
                    shutdownHooks.add(task);
                }
            });
        }
    }