Προχωρημένος Προγραμματισμός με νεότερες εκδόσεις Java (1.8+)

Σύνολο φόρτου εργασίας: 10 ώρες

In the first week, we will cover the basics of lambda expressions and method references and follow with the new features of interfaces such as default methods and static methods. It also defines the term functional interfaces and explains how it is key to understanding lambda expressions.

Duration
● Video Sessions: 60 min
● Programming Assignment: max 180 min
Video Sessions
1. Lambda Expression – Duration: 10 min
2. Method References – Duration: 10 min
3. Constructor References – Duration: 10 min
4. Functional Interfaces – Duration: 10 min
5. Static Method In Interfaces – Duration: 10 min
6. Default Methods in Interfaces – Duration: 10 min
Programming Assignments
One programming assignment solving problems using core java, that covers the above topics that we discussed above.

• Εβδομαδιαία συνεδρία: Modern Java Introduction

Σύνολο φόρτου εργασίας: 10 ώρες

The java.util.Function package presents the new java.util.function package, which was added to the language in Java 8. The interfaces in the package fall into four special categories (consumers, suppliers, predicates and functions) that are used throughout the rest of the standard library.

Duration
● Video Sessions: 60 min
● Programming Assignment: max 180 min
Video Sessions
1. Filter Data with Predicates – Duration: 10 min
2. Consume Data with java.util.function.Consumer – Duration: 10min
3. Supply data with java.util.function.Supplier – Duration: 10min
4. Implementing a custom functional interfaces – Duration: 10 min
5. Iterating over a Collection- Duration: 10 min
6. Closure Composition – Duration: 10 min
Programming Assignments
One programming assignment solving problems using core java, that covers the above topics that we discussed above, maximum duration 180 minutes.

• Εβδομαδιαία συνεδρία: Functional Interfaces

Σύνολο φόρτου εργασίας: 10 ώρες

In this session, concepts of streams, how they represent an abstraction that allows you to transform the filter data rather than process it iteratively. Additionally, a presentation of the most common use of java.util.Stream interface will be presented.

Duration
● Video Sessions: 60 min
● Programming Assignment: max 180 min
Video Sessions
1. Creating Streams
2. Boxed Streams
3. Reduction Operations
4. Converting Strings to Stream and vice versa
5. Counting Elements
6. Finding elements in a Stream (anyMatch, allMatch, noneMatch)
7. Stream flatMap vs map
8. Concatenating Streams
9. Lazy Streams
10. Summary Statistics
Programming Assignments
One programming assignment solving problems using core java, that covers the above topics that we discussed above, maximum duration 180 minutes.

• Εβδομαδιαία συνεδρία: Introduction to Streams

Σύνολο φόρτου εργασίας: 10 ώρες

This session involves the sorting of streaming data and converting it back into collections. Partitioning and grouping is also part of this chapter, which turns what are normally considered database operations into easy library calls.

Duration
● Video Sessions: 60 min
● Programming Assignment: max 180 min
Video Sessions
1. Sorting Using a Comparator
2. Converting a Stream into a Collection
3. Adding a Linear Collection to a Map
4. Sorting Maps
5. Partitioning and Grouping
6. Finding Min/Max Values
Programming Assignments
One programming assignment solving problems using core java, that covers the above topics that we discussed above, maximum duration 180 minutes.

• Εβδομαδιαία συνεδρία: Comparators and Collectors

Σύνολο φόρτου εργασίας: 10 ώρες

In this session, advanced topics related to streams, lambdas and method references will be presented. The concept of laziness, deferred execution and exception handling will be discussed.

Duration
● Video Sessions: 60 min
● Programming Assignment: max 180 min
Video Sessions
1. Implementing a custom Collector
2. Creating immutable Collectors
3. Combining Collectors
4. Downstream Collectors
5. Mapping Optionals
6. Optional flatMap vs Map
Programming Assignments
One programming assignment solving problems using core java, that covers the above topics that we discussed above, maximum duration 180 minutes.

• Εβδομαδιαία συνεδρία: Advanced topics for Streams, Lambdas and Method References

Σύνολο φόρτου εργασίας: 10 ώρες

In this session is presented how streams are used for input/output and presents the new enhancements made to the standard library to incorporate the new functional concepts when dealing with files and directories.

Duration
● Video Sessions: 60 min
● Programming Assignment: max 120 min
Video Sessions
1. Process Files
2. Retrieving files as a Stream
3. Walking the File System
4. Searching the File System
Programming Assignments
One programming assignment solving problems using core java, that covers the above topics that we discussed above, maximum duration 120 minutes.

• Εβδομαδιαία συνεδρία: File I/O with Streams

Σύνολο φόρτου εργασίας: 10 ώρες

In this session, we address one of the implicit promises of the stream model: that you can change a sequential stream to a parallel one with a single method call, and thereby take advantage of all the processors available on your machine.

Duration
● Video Sessions: 60 min
● Programming Assignment: max 180 min
Video Sessions
1. Converting from Sequential to Parallel Streams
2. When Parallels helps
3. Changing the pool size
4. The Future Interfaces
5. Completing a CompletableFuture
6. Coordinate a Completable Future
Programming Assignments
One programming assignment solving problems using core java, that covers the above topics that we discussed above, maximum duration 120 minutes.

• Εβδομαδιαία συνεδρία: Parallelism and Concurrency

Σύνολο φόρτου εργασίας: 10 ώρες

This session discusses some advanced topics about java 17 such as modularization, how to use pattern matching, and how to design with sealed classes and interfaces.

Duration
● Video Sessions: 60 min
● Programming Assignment: max 180 min
Video Sessions
1. Modularization
2. Programming with Record
3. Designing using sealed classes
4. Pattern Matching concepts
5. Virtual Threads
Programming Assignments
One programming assignment solving problems using core java, that covers the above topics that we discussed above, maximum duration 180 minutes.

• Εβδομαδιαία συνεδρία: Advanced Topics