/guava/android/guava/src/com/google/common/util/concurrent/ExecutionSequencer.java
localTask.run( ) ;
localTask.run ( ) ;
@Override public void run() { Thread currentThread = Thread.currentThread(); if (currentThread != submitting) { Runnable localTask = requireNonNull(task); task = null; <extra_id_0> return; } ThreadConfinedTaskQueue executingTaskQueue = new ThreadConfinedTaskQueue(); executingTaskQueue.thread = currentThread; requireNonNull(sequencer).latestTaskQueue = executingTaskQueue; sequencer = null;