Remove JDK1.5 usage.
Remove JDK1.5 usage.
jfree/jfreechart,simon04/jfreechart,jfree/jfreechart,GitoMat/jfreechart,simon04/jfreechart,jfree/jfreechart,simon04/jfreechart,GitoMat/jfreechart,GitoMat/jfreechart,GitoMat/jfreechart,jfree/jfreechart,simon04/jfreechart