Method threadRenaming

output/java_guava/1.4.19/Callables.java:83–102

Wraps the given callable such that for the duration of Callable#call the thread that is running will have the given name. @param callable The callable to wrap @param nameSupplier The supplier of thread names, Supplier#get get will be called once for each invocation of the wrapp

(final Callable<T> callable, final Supplier<String> nameSupplier)

   */

  @GwtIncompatible // threads
  static <T> Callable<T> threadRenaming(final Callable<T> callable, final Supplier<String> nameSupplier) {
    checkNotNull(nameSupplier);
    checkNotNull(callable);
    return new Callable<T>() {
      @Override
      public T call() throws Exception {
        Thread currentThread = Thread.currentThread();
        String oldName = currentThread.getName();
        boolean restoreName = trySetName(nameSupplier.get(), currentThread);
        try {
          return callable.call();
        } finally {
          if (restoreName) {
            boolean unused = trySetName(oldName, currentThread);
          }
        }
      }
    };
  }

  /**
   * Wraps the given runnable such that for the duration of {@link Runnable#run} the thread that is