https://github.com/google/guava/guava: Guava is a suite of core and expanded libraries that include utility classes, google's collections, io classes, and much much more. 
final class com.google.common.util.concurrent.ExecutionSequencer$ThreadConfinedTaskQueue
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: com.google.common.util.concurrent.ExecutionSequencer$ThreadConfinedTaskQueue
  super_class: java.lang.Object
{
  java.lang.Thread thread;
    descriptor: Ljava/lang/Thread;
    flags: (0x0000) 

  java.lang.Runnable nextTask;
    descriptor: Ljava/lang/Runnable;
    flags: (0x0000) 

  java.util.concurrent.Executor nextExecutor;
    descriptor: Ljava/util/concurrent/Executor;
    flags: (0x0000) 

  private void <init>();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.google.common.util.concurrent.ExecutionSequencer$ThreadConfinedTaskQueue this
         0: .line 101
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // com.google.common.util.concurrent.ExecutionSequencer$ThreadConfinedTaskQueue this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/common/util/concurrent/ExecutionSequencer$ThreadConfinedTaskQueue;
}
SourceFile: "ExecutionSequencer.java"
NestHost: com.google.common.util.concurrent.ExecutionSequencer
InnerClasses:
  private final ThreadConfinedTaskQueue = com.google.common.util.concurrent.ExecutionSequencer$ThreadConfinedTaskQueue of com.google.common.util.concurrent.ExecutionSequencer