Java Sequenced Collections Java 8 Stream API Immutable Collections Java 9 Collection Enhancements

Java Lambda Expressions Java 8 Java New Features Functional Programming Java Java Streams

Period Java 8 Date-Time API Java updates time manipulation

Set Java Collections Java 8 Java 9 Java 11 API Enhancements

ConcurrentLinkedQueue Java Concurrent Collections Java 8 Java 9 Java 11 Performance Improvements

ReadWriteLock Java concurrency Java 8 Java 9 Java 11 Java 17 thread safety performance optimization

polymorphism Java 8 lambda expressions functional interfaces method overriding

Java TemporalAdjusters Date Manipulation Java 8 Date API

default methods interfaces Java 8 method implementation

Java Duration Best Practices Time Management Date and Time API Java 8

ConcurrentSkipListMap Java 6 Java 8 concurrent collections NavigableMap performance enhancements functional programming

DateTimeFormatter Java formatting dates parsing dates LocalDate LocalTime LocalDateTime Java 8

ZonedDateTime Java 8 Date and Time API Time Zones Java Updates

Path Paths Java file handling Java 8 Java 11 Java 17 file system directory manipulation improvements

parallel streams Java 8 Stream API multi-threading functional programming performance improvement concurrency

Optional Java null safety functional programming Java 8 Java 9 Java 10 enhancements

Semaphore Java Concurrency Java Semaphore Changes Java 8 Java 9 Java 11 synchronization

ArrayList Java updates Java performance functional programming Java 8 Java 9 Java 11 unmodifiable list.

abstract classes Java 8 default methods code reuse Java features

Externalizable Java serialization Java 8 Java 9 serialization improvements serialization performance writeExternal readExternal