Java 15 SE

2020. 9. 15. Released.

• JEP 339: Edwards-Curve Digital Signature Algorithm (EdDSA)
• JEP 360: 봉인된 클래스 (Preview)
• JEP 371: 히든 클래스
• JEP 372: Nashorn JavaScript Engine
• JEP 373: Reimplement the Legacy DatagramSocket API
• JEP 374: Disable and Deprecate Biased Locking
• JEP 375: Pattern Matching for instanceof (Second Preview)
• JEP 377: ZGC: A Scalable Low-Latency Garbage Collector
• JEP 378: Text Blocks( “”“statements”“” )
• JEP 379: Shenandoah: A Low-Pause-Time Garbage Collector
• JEP 381: Remove the Solaris and SPARC Ports
• JEP 383: Foreign-Memory Access API (Second Incubator)
• JEP 384: Records (Second Preview)
• JEP 385: RMI Activation deprecated

JEP 360

package com.example.geometry;
 
public abstract sealed class Shape
    permits Circle, Rectangle, Square {...}