automatic modules Java 9 JPMS modular programming JAR files

Java module-info modular programming Java 9 dependencies encapsulation maintainability version management

jdeps Java Dependency Analyzer Java 9 JPMS module support dependency analysis API usage

VarHandle Java 9 Java 11 Java 17 concurrent programming field access atomic operations

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

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

Java access modifiers public protected default private Java 9 encapsulation JPMS best practices

SecureRandom Java cryptographic security RNG Java 9 NativePRNG random number generation Java 17 improvements

Java JMOD files modular programming JPMS Java 9 application packaging

ServiceLoader Java services modular system dynamic service loading Java 9 enhancements

Java Annotation Processors JPMS Processing API Code Generation Java 9 Java 11 Java 17

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.

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

KeyStore Java Security Java 9 Key Management Cryptography Java Development

multi-release JARs performance memory usage Java Java 9 compatibility libraries

Java 9 Module System requires exports JPMS modularization