File list (Check if you may need any files):
Java 11\.classpath
.......\.project
.......\bin\ArrayListTest.class
.......\...\CollectionDemo1.class
.......\...\CollectionsTest.class
.......\...\CollectionTest.class
.......\...\CollectionTest2.class
.......\...\ComparableTest.class
.......\...\ComparatorTest1.class
.......\...\Folder.class
.......\...\HashMapTest.class
.......\...\LinkedHashMapTest.class
.......\...\LinkedHashSetTest.class
.......\...\LinkedListTest.class
.......\...\MyClass2.class
.......\...\PropertiesTest.class
.......\...\SetTest.class
.......\...\Student.class
.......\...\Student1.class
.......\...\Student2.class
.......\...\Student3.class
.......\...\StudentAgeComparator.class
.......\...\StudentScoreComparator.class
.......\...\TestGenerics1.class
.......\...\TestGenerics2.class
.......\...\TestGenerics3.class
.......\...\TestGenerics4.class
.......\...\TreeMapTest.class
.......\...\TreeSetTest.class
.......\...\VectorTest.class
.......\src\ArrayListTest.java
.......\...\CollectionDemo1.java
.......\...\CollectionsTest.java
.......\...\CollectionTest.java
.......\...\CollectionTest2.java
.......\...\ComparableTest.java
.......\...\ComparatorTest1.java
.......\...\Folder.java
.......\...\HashMapTest.java
.......\...\LinkedHashMapTest.java
.......\...\LinkedHashSetTest.java
.......\...\LinkedListTest.java
.......\...\PropertiesTest.java
.......\...\SetTest.java
.......\...\Student.java
.......\...\Student1.java
.......\...\Student2.java
.......\...\Student3.java
.......\...\TestGenerics1.java
.......\...\TestGenerics2.java
.......\...\TestGenerics3.java
.......\...\TestGenerics4.java
.......\...\TreeMapTest.java
.......\...\TreeSetTest.java
.......\...\VectorTest.java
.......\bin
.......\src
Java 11