File list (Check if you may need any files):
Java Session wise\Book 2\Annotations\Main.java
.................\......\...........\testClass.java
.................\......\seesion 7\GroupNumber.java
.................\......\.........\java validation with regular expression\java validation\match.java
.................\......\.........\.......................................\...............\phone.java
.................\......\.........\.......................................\...............\r2.java
.................\......\.........\.......................................\...............\r3.java
.................\......\.........\.......................................\...............\zipcode.java
.................\......\.........\PatternValidation.java
.................\......\.........\Quantifiers\GreedyQuantifiers.java
.................\......\.........\...........\PossessiveQuantifiers.java
.................\......\.........\...........\ReluctantQuantifiers.java
.................\......\.........\Regular Expression\PatternSearch.java
.................\......\.........\..................\PatternSearchAll.class
.................\......\.........\..................\PatternSearchAll.java
.................\......\Session 1\BK2 Session 1\Main.class
.................\......\.........\.............\MainChanged.java
.................\......\.........\.............\NameThread.class
.................\......\.........\.............\newThread.java
.................\......\.........\Changed Session 1\Main.java
.................\......\.........\.................\newThread.java
.................\......\........2\ThreadAliveJoin.java
.................\......\.........\ThreadTest(old).java
.................\......\.........\ThreadTest.java
.................\......\........3\Wrapper.java
.................\......\........5\Chapter 5\ArrayListDemo.java
.................\......\.........\.........\ArraysDemo.java
.................\......\.........\.........\HashMapDemo.java
.................\......\.........\.........\HashSetDemo.java
.................\......\.........\.........\LinkedHashMap.java
.................\......\.........\.........\LinkedHashMapC.java
.................\......\.........\.........\LinkedHashSet.java
.................\......\.........\.........\LinkedHashSetE.java
.................\......\.........\.........\LinkedListDemo.java
.................\......\.........\.........\MapExample.java
.................\......\.........\.........\TreeMapDemo.java
.................\......\.........\.........\TreeSetExample.java
.................\......\.........\.opy of Chapter 5\ArrayListDemo.java
.................\......\.........\.................\ArraysDemo.java
.................\......\.........\.................\HashMapDemo.java
.................\......\.........\.................\HashSetDemo.java
.................\......\.........\.................\LinkedHashMap.java
.................\......\.........\.................\LinkedHashMapC.java
.................\......\.........\.................\LinkedHashSet.java
.................\......\.........\.................\LinkedHashSetE.java
.................\......\.........\.................\LinkedListDemo.java
.................\......\.........\.................\MapExample.java
.................\......\.........\.................\TreeMapDemo.java
.................\......\.........\.................\TreeSetExample.java
.................\......\.........\practice.java
.................\......\.........\practice1.java
.................\......\........6\absar.java
.................\......\.........\GenericClass.java
.................\......\.........\.......s new\Client.java
.................\......\.........\............\companydetail\Employee.class
.................\......\.........\............\.............\Employee.java
.................\......\.........\............\.............\EmployeeDetail.class
.................\......\.........\............\.............\EmployeeDetail.java
.................\......\.........\............\.............\EmployeeTest.java
.................\......\.........\............\.............\HREmpl