MethodHandle() — netty Function Reference

Architecture documentation for the MethodHandle() function in PlatformDependent0.java from the netty codebase.

Function java CommonUtil Internal

Entity Profile

CommonUtil→ Internal→ MethodHandle() — netty Function Reference

Dependency Diagram

graph TD
  1c283638_3df3_03a0_2d98_df331b427290["MethodHandle()"]
  be4c38f2_d236_e498_c295_1033d2617879["PlatformDependent0"]
  1c283638_3df3_03a0_2d98_df331b427290 -->|defined in| be4c38f2_d236_e498_c295_1033d2617879
  style 1c283638_3df3_03a0_2d98_df331b427290 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

common/src/main/java/io/netty/util/internal/PlatformDependent0.java lines 540–555

    private static MethodHandle getIsVirtualThreadMethodHandle() {
        try {
            MethodHandle methodHandle = MethodHandles.publicLookup().findVirtual(Thread.class, "isVirtual",
                    methodType(boolean.class));
            // Call once to make sure the invocation works.
            boolean isVirtual = (boolean) methodHandle.invokeExact(Thread.currentThread());
            return methodHandle;
        } catch (Throwable e) {
            if (logger.isTraceEnabled()) {
                logger.debug("Thread.isVirtual() is not available: ", e);
            } else {
                logger.debug("Thread.isVirtual() is not available: ", e.getMessage());
            }
            return null;
        }
    }