The basic structure of class
............................\.classpath
............................\.project
............................\.settings
............................\.........\org.eclipse.jdt.core.prefs
............................\bin
............................\...\BooleanTest.class
............................\...\CallByValuePri.class
............................\...\CharTest.class
............................\...\com
............................\...\...\cdschool
............................\...\...\........\test
............................\...\...\........\....\Student.class
............................\...\...\........\....\TestStudent.class
............................\...\DataOper.class
............................\...\Dog.class
............................\...\HelloWorld.class
............................\...\Student.class
............................\...\Student1.class
............................\...\StudentTest.class
............................\...\StudentTest1.class
............................\src
............................\...\BooleanTest.java
............................\...\CallByValuePri.java
............................\...\CharTest.java
............................\...\com
............................\...\...\cdschool
............................\...\...\........\test
............................\...\...\........\....\Student.java
............................\...\...\........\....\TestStudent.java
............................\...\DataOper.java
............................\...\Dog.java
............................\...\HelloWorld.java
............................\...\Student1.java
............................\...\StudentTest.java
............................\...\StudentTest1.java