I added a Student.jar into my Build Path in my eclipse like this- Right click on the project->BuildPath->Configure Build Path->Libraries->Add
android-4.1-jelly-bean
sony-smartwatch
mjpeg
solrnet
android-viewflipper
django-supervisor
gamepad-api
assignment-operator
mariadb-10.2
opalrb
steganography
http-status-code-422
serverless
cheroot
qabstractlistmodel
sendbeacon
merge-statement
yii2-user-roles
geode
uicollectionviewdragdelegate
python-bob
git-fetch
osx-leopard
stormcrawler
spatial-data
spacy-3
von-neumann
networkstatsmanager
raspberry-pi3
kendo-listview