src/share/classes/sun/tools/jconsole/MemoryPoolStat.java

*** 127,134 ****
      /**
       * Returns the memory usage after the most recent GC finished.
       * null if no GC occurs.
       */
      public MemoryUsage getAfterGcUsage() {
!         return beforeGcUsage;
      }
  }
--- 127,134 ----
      /**
       * Returns the memory usage after the most recent GC finished.
       * null if no GC occurs.
       */
      public MemoryUsage getAfterGcUsage() {
!         return afterGcUsage;
      }
  }