java-features-examples

JDK VERSION : JDK 11 - AMAZON CORRETTO

Maven build plugins for JDK 11

  <plugins>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>3.8.0</version>
                <configuration>
                    <release>11</release>
                    <source>11</source>
                    <target>11</target>
                </configuration>
            </plugin>
   </plugins>

Examples

• composition vs inheritance

  examples code

• equals vs referance

  examples code

• iterators

  Iterators & ListIterator & Spliterator

  examples code

• collection differance

  ArrayList vs HashSet

  HashSet vs LinkedHashSet vs TreeSet

  ArrayList vs LinkedList

  Vector vs ArrayList

  examples code

• map differance

  HashMap vs LinkedHashMap vs TreeMap

  HashMap vs ConcurrentHashMap

  examples code

• Class structure

  Inner & Static & Local Class and properties access

  examples code

• interface vs abstract

  examples code

  • sorting

    Array sorting

    List sorting

    Map sorting

    Set sorting

    Comparable vs Comparator

    Sorting algorithms

    examples code

  • String Pooling vs StringBuilder vs StringBuffer

    examples code

  • Binary search

    Iteration

    Recursive

    examples code

  • Ternary search

    examples code

  • Hierarchical Data Structure

    Binary Tree

    Binary Search Tree

    Binary Heap

    examples code

  • error vs exception

    examples code

  • LinkedList

    examples code

  • Complexity

    Constant Time

    Linear Time

    Logarithmic Time

    N Log N Time

    Polynomial Time

    Quadratic Time

    examples code

    • Reflection

      examples code

    • Custom Annotation

      Target

      Retention

      Inherited

      examples code

    • Lambda

      Coupling

      Decoupling

      Functional Interface

      • Consumer

      • Function

      • Predicate

      • Supplier

      examples code