Java程序设计(美) David D. Riley著 机械工业出版社 书籍配套 代码

				#BlueJ package file				dependency1.from=NestedCircles				dependency1.to=Oval				dependency1.type=UsesDependency				dependency2.from=Driver				dependency2.to=NestedCircles				dependency2.type=UsesDependency				package.editor.height=265				package.editor.width=480				package.editor.x=23				package.editor.y=49				package.numDependencies=2				package.numTargets=4				package.showExtends=true				package.showUses=true				target1.height=50				target1.name=ThreeButtons				target1.showInterface=false				target1.type=AbstractTarget				target1.width=110				target1.x=300				target1.y=70				target2.height=50				target2.name=Oval				target2.showInterface=false				target2.type=ClassTarget				target2.width=80				target2.x=190				target2.y=160				target3.height=50				target3.name=NestedCircles				target3.showInterface=false				target3.type=ClassTarget				target3.width=110				target3.x=10				target3.y=100				target4.height=50				target4.name=Driver				target4.showInterface=false				target4.type=ClassTarget				target4.width=80				target4.x=140				target4.y=10