src/java.desktop/share/classes/java/awt/image/ComponentSampleModel.java

*** 1186,1196 ****
             lineOffset += scanlineStride;
          }
      }
  
      public boolean equals(Object o) {
!         if ((o == null) || !(o instanceof ComponentSampleModel)) {
              return false;
          }
  
          ComponentSampleModel that = (ComponentSampleModel)o;
          return this.width == that.width &&
--- 1186,1196 ----
             lineOffset += scanlineStride;
          }
      }
  
      public boolean equals(Object o) {
!         if ((o == null) || (o.getClass() !=  getClass())) {
              return false;
          }
  
          ComponentSampleModel that = (ComponentSampleModel)o;
          return this.width == that.width &&