shapes1
.......\.classpath
.......\.project
.......\.settings
.......\.........\org.eclipse.jdt.core.prefs
.......\bin
.......\...\Canvas$CanvasPane.class
.......\...\Canvas$ShapeDescription.class
.......\...\Canvas.class
.......\...\Circle.class
.......\...\Demo.class
.......\...\Square.class
.......\...\Triangle.class
.......\src
.......\...\Canvas.java
.......\...\Circle.java
.......\...\Demo.java
.......\...\Square.java
.......\...\Triangle.java