Java SE 8 Programming

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This Java SE 8 Programming training covers the core language features and Application Programming Interfaces (API) you will use to design object-oriented applications with Java Standard Edition 8 (Java SE 8) Platform. Use this course to further develop your skills with the Java language and prepare for the Oracle Certified Professional, Java SE 8 Programmer Exam!

This Java SE 8 Programming training covers the core language features and Application Programming Interfaces (API) you will use to design object-oriented applications with Java Standard Edition 8 (Java SE 8) Platform.

Learn To:

• Create Java technology applications with the latest JDK Technology
• Develop your object-oriented skills
• Identify good practices in the use of the language to create robust Java application
• Use Lambda expressions in Java applications
• Store and manipulate data using collections
• Manipulate files, directories and file systems
• Connect to databases using standard SQL queries through JDBC
• Create high-performance multi-threaded applications

Benefits to You

You can use this course to further develop your skills with the Java language and prepare for the Oracle Certified Professional, Java SE 8 Programmer Exam!

Required Prerequisite

• Java SE 8 Fundamentals
• Java EE Developers
• Java Developers
• Developer
• Creating high-performing multi-threaded applications
• Creating Java technology applications that leverage the object-oriented features of the Java language, such as encapsulation, inheritance, and polymorphism
• Implementing input/output (I/O) functionality to read from and write to data and text files and understand advanced I/O streams
• Executing a Java technology application from the command line
• Manipulating files, directories and file systems using the JDK NIO.2 specification
• Creating applications that use the Java Collections framework
• Performing multiple operations on database tables, including creating, reading, updating and deleting using both JDBC and JPA technology
• Searching and filter collections using Lambda Expressions
• Implementing error-handling techniques using exception handling
• Using Lambda Expression concurrency features

Java Platform Overview

• Defining how the Java language achieves platform independence
• Defining how the Java language continues to evolve
• Differentiating between the Java ME, Java SE, and Java EE Platforms
• Evaluating Java libraries, middle-ware, and database options

Java Syntax and Class Review

• Using operators
• Creating primitive variables
• Creating simple Java classes
• Using if-else and switch statements
• Creating and manipulate strings
• Iterating with loops: while,do-while,for,enhanced for
• Creating arrays
• Using Java fields, constructors, and methods

Encapsulation and Subclassing

• Creating and use Java subclasses
• Using encapsulation in Java class design
• Overloading methods
• Making classes immutable
• Modeling business problems using Java classes

Overriding Methods, Polymorphism, and Static Classes

• Using the instanceof operator to compare object types
• Using varargs to specify variable arguments
• Using access levels: private, protected, default, and public.
• Overriding methods
• Implementing the singleton design pattern
• Modeling business problems by using the static keyword
• Using upward and downward casts
• Using virtual method invocation

Abstract and Nested Classes

• Constructing abstract Java classes and subclasses
• Designing general-purpose base classes by using abstract classes
• Applying final keyword in Java
• Distinguish between top-level and nested classes

Interfaces and Lambda Expressions

• Defaulting methods
• Defining a Java interface
• Anonymous inner classes
• Defining a Lambda Expression
• Extending an interface
• Choosing between interface inheritance and class inheritance

Collections and Generics

• Creating a collection by using generics
• Implementing an ArrayList
• Implementing a HashMap
• Implementing a Deque
• Using the type inference diamond to create an object
• Creating a custom generic class
• Implementing a TreeSet
• Ordering collections

Collections Streams, and Filters

• Describing the Stream interface
• Calling an existing method using a method reference
• Chaining multiple methods together
• Filtering a collection using lambda expressions
• Defining pipelines in terms of lambdas and collections
• Iterating through a collection using lambda syntax
• Describing the Builder pattern

Lambda Built-in Functional Interfaces

• Using primitive versions of base interfaces
• Using binary versions of base interfaces
• Listing the built-in interfaces included in java.util.function
• Core interfaces – Predicate, Consumer, Function, Supplier

Lambda Operations

• Extracting data from an object using map
• Describing the Optional class
• Sorting a stream
• Describing lazy processing
• Describing the types of stream operations
• Grouping and partition data using the Collectors class
• Saving results to a collection using the collect method

Exceptions and Assertions

• Recognizing common exception classes and categories
• Autoclose resources with a try-with-resources statement
• Creating custom exceptions
• Using the catch, multi-catch, and finally clauses
• Defining the purpose of Java exceptions
• Using the try and throw statements
• Testing invariants by using assertions

Java Date/Time API

• Working with dates and times across time zones
• Combining date and time into a single object
• Creating and manage date-based events
• Applying formatting to local and zoned dates and times
• Creating and manage time-based events
• Managing changes resulting from daylight savings
• Defining and create timestamps, periods and durations

I/O Fundamentals

• Writing and read objects using serialization
• Using streams to read and write files
• Read and write data from the console
• Describing the basics of input and output in Java

File I/O (NIO.2)

• Using the Files class to check, delete, copy, or move a file or directory
• Using the Path interface to operate on file and directory paths
• Using Stream API with NIO2

Concurrency

• Creating worker threads using Runnable and Callable
• Describing operating system task scheduling
• Using an ExecutorService to concurrently execute tasks
• Using the java.util.concurrent collections
• Identifying potential threading problems
• Using monitor locks to control the order of thread execution
• Using synchronized and concurrent atomic to manage atomicity

The Fork-Join Framework

• The need for Fork-Join
• RecursiveTask
• Work stealing
• Parallelism

Parallel Streams

• Listing the key performance considerations for parallel streams
• Reviewing the key characteristics of streams
• Defining reduction
• List the key assumptions needed to use a parallel pipeline
• Calculating a value using reduce
• Describing the process for decomposing and then merging work
• Describing how to make a stream pipeline execute in parallel
• Describing why reduction requires an associative function

Database Applications with JDBC

• Connecting to a database by using a JDBC driver
• Specifying JDBC driver information externally
• Performing CRUD operations using the JDBC API
• Defining the layout of the JDBC API
• Submitting queries and get results from the database

Localization

• Building a resource bundle for each locale
• Describing the advantages of localizing an application
• Calling a resource bundle from an application
• Changing the locale for a resource bundle
• Defining what a locale represents
• Read and set the locale by using the Locale object

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