Ejemplo de reloj checador

// Compiled from Checador.java (version 1.5 : 49.0, super bit)
public class Checador {
 
  // Field descriptor #6 I
  int HrEntrada;
 
  // Method descriptor #8 (I)V
  // Stack: 2, Locals: 2
  public Checador(int HrEntrada);
     0  aload_0 [this]
     1  invokespecial java.lang.Object() [10]
     4  aload_0 [this]
     5  iload_1 [HrEntrada]
     6  putfield Checador.HrEntrada : int [13]
     9  return
      Line numbers:
        [pc: 0, line: 28]
        [pc: 4, line: 31]
        [pc: 9, line: 33]
      Local variable table:
        [pc: 0, pc: 10] local: this index: 0 type: Checador
        [pc: 0, pc: 10] local: HrEntrada index: 1 type: int
 
  // Method descriptor #20 ()I
  // Stack: 2, Locals: 2
  public int devuelveSalida();
     0  aload_0 [this]
     1  getfield Checador.HrEntrada : int [13]
     4  bipush 8
     6  iadd
     7  istore_1 [HrSalida]
     8  iload_1 [HrSalida]
     9  ireturn
      Line numbers:
        [pc: 0, line: 38]
        [pc: 8, line: 39]
      Local variable table:
        [pc: 0, pc: 10] local: this index: 0 type: Checador
        [pc: 8, pc: 10] local: HrSalida index: 1 type: int
}