Java 21 Core Programming

Programming

Duration:   48 hours (8 days)


Topics:

  • The import statement
  • The java.lang API classes
  • The java.util API classes
  • The java.time API classes
  • The java.text API classes
  • The Java.math API classes
  • The java.io API classes
  • Class relationships
  • HAS-A
  • IS-A
  • The OOP Principles
  • Abstraction
  • Encapsulation
  • Inheritance
  • Polymorphism 
  • Abstract and Sealed classes
  • Interfaces and its utilities
  • Shadowing
  • Exception handling
  • Error and Exception
  • Types of Exception handling
  • Switch-case that throws exceptions
  • Functional exception handling
  • Generic programming
  • Collection Framework
  • ArrayList
  • LinkedList
  • Vector
  • HashSet
  • LinkedHashSet
  • TreeSet
  • HashMap
  • LinkedHashMap
  • TreeMap
  • Unmodifiable collections
  • Concurrent collections
  • Sorting Collection objects
  • Enumerables and iterables
  • POJO and Record
  • Sequenced Collections
  • Object Anatomy
  • Object methods
  • The this and super keyword
  • The this() and super() constructor functions
  • Constructor
  • Overloading of constructor
  • Private constructor
  • Lazy and Eager initialization
  • Upcasting and downcasting
  • Initialization Blocks (IB)
  • Profiling
  • Inner class
  • Nested class
  • Static inner class
  • Method Local inner class
  • Anonymous inner class
  • Enum objects
  • Constants objects
  • The Enum class
  • The Enum collections
  • Threading
  • Thread and Runnable
  • The use of wait() and notify()
  • The Thread utilities
  • The use of Runnable
  • Synchronization techniques
  • Cooperation 
  • Competition
  • The ExecutorService and thread pooling
  • The Callable
  • Virtual Threads
  • NIO 2.0
  • The FileSystem and FileStore
  • The Path, Paths, and Files API classes
  • The BufferedReader and BufferedWriter
  • Chanel and Buffer
  • MappedByteBuffer
  • Threading and Stream in NIO 2.0
  • Java Streams
  • Lambda expression
  • Functional interfaces
  • The Stream API
  • The stream operators
  • Difference of collection data and stream data
  • Lambda expression, Stream, and NIO 2.0

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