{"id":101268,"date":"2021-09-15T10:22:53","date_gmt":"2021-09-15T08:22:53","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-java-se-17"},"modified":"2021-09-15T10:22:53","modified_gmt":"2021-09-15T08:22:53","slug":"vypusk-java-se-17","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/vypusk-java-se-17","title":{"rendered":"Java SE 17 v\u00e4ljaanne","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u0448\u0435\u0441\u0442\u0438 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Oracle \u0432\u044b\u043f\u0443\u0441\u0442\u0438\u043b\u0430 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0443 Java SE 17 (Java Platform, Standard Edition 17), \u0432 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u044d\u0442\u0430\u043b\u043e\u043d\u043d\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u043e\u0442\u043a\u0440\u044b\u0442\u044b\u0439 \u043f\u0440\u043e\u0435\u043a\u0442 OpenJDK. \u0417\u0430 \u0438\u0441\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0435\u043c \u0443\u0434\u0430\u043b\u0435\u043d\u0438\u044f \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0443\u0441\u0442\u0430\u0440\u0435\u0432\u0448\u0438\u0445 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0435\u0439 \u0432  Java SE 17 \u0441\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0430  \u043e\u0431\u0440\u0430\u0442\u043d\u0430\u044f \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0441\u0442\u044c \u0441 \u043f\u0440\u043e\u0448\u043b\u044b\u043c\u0438 \u0432\u044b\u043f\u0443\u0441\u043a\u0430\u043c\u0438 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b Java &#8212; \u0431\u043e\u043b\u044c\u0448\u0438\u043d\u0441\u0442\u0432\u043e \u0440\u0430\u043d\u0435\u0435 \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u043d\u044b\u0445 Java-\u043f\u0440\u043e\u0435\u043a\u0442\u043e\u0432 \u0431\u0435\u0437 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439 \u0431\u0443\u0434\u0443\u0442 \u0440\u0430\u0431\u043e\u0442\u043e\u0441\u043f\u043e\u0441\u043e\u0431\u043d\u044b \u043f\u0440\u0438 \u0437\u0430\u043f\u0443\u0441\u043a\u0435 \u043f\u043e\u0434 \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435\u043c \u043d\u043e\u0432\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438.  \u0413\u043e\u0442\u043e\u0432\u044b\u0435 \u0434\u043b\u044f \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0438 \u0441\u0431\u043e\u0440\u043a\u0438 Java SE 17 (JDK, JRE \u0438 Server JRE) \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d\u044b \u0434\u043b\u044f Linux (x86_64, AArch64), Windows (x86_64) \u0438 macOS (x86_64, AArch64). \u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0430\u043d\u043d\u0430\u044f \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 OpenJDK \u044d\u0442\u0430\u043b\u043e\u043d\u043d\u0430\u044f \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044f Java 17 \u043f\u043e\u043b\u043d\u043e\u0441\u0442\u044c\u044e \u043e\u0442\u043a\u0440\u044b\u0442\u0430 \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 GPLv2 \u0441 \u0438\u0441\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u044f\u043c\u0438 GNU ClassPath, \u0440\u0430\u0437\u0440\u0435\u0448\u0430\u044e\u0449\u0438\u043c\u0438 \u0434\u0438\u043d\u0430\u043c\u0438\u0447\u0435\u0441\u043a\u043e\u0435 \u0441\u0432\u044f\u0437\u044b\u0432\u0430\u043d\u0438\u0435 \u0441 \u043a\u043e\u043c\u043c\u0435\u0440\u0447\u0435\u0441\u043a\u0438\u043c\u0438 \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u0430\u043c\u0438.     <\/p>\n<p>Java SE 17 on klassifitseeritud pikaajalise toe (LTS) v\u00e4ljaandena, mille v\u00e4rskendused ilmuvad kuni aastani 2029. Eelmise vahepealse v\u00e4ljaande Java 16 v\u00e4rskenduste v\u00e4ljaandmine on l\u00f5petatud. Eelmise LTS haru Java 11 toetamine kestab kuni 2026. aastani. J\u00e4rgmine LTS v\u00e4ljaanne on kavandatud septembriks 2024. Peame meeles, et alates Java 10 v\u00e4ljaandest on projekt \u00fcleminekut uuele arendusprotsessile, mis h\u00f5lmab l\u00fchemaid uute v\u00e4ljaannete ts\u00fckleid. Uued funktsionaalsused arenevad n\u00fc\u00fcd \u00fches pidevalt uuendatavas master-harus, kuhu lisatakse juba valmis muudatused ja millest harunevad iga kuue kuu tagant uute v\u00e4ljaannete stabiilsuse tagamiseks harud.     <\/p>\n<p>Java 17 uuenduste seas on m\u00e4rkimisv\u00e4\u00e4rseid uuendusi:  <\/p>\n<ul>\n<li class=\"l\"> \u041f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u0430 \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u0430\u044f \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044f \u0441\u043e\u043f\u043e\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u043e \u0448\u0430\u0431\u043b\u043e\u043d\u0443 \u0432  \u0432\u044b\u0440\u0430\u0436\u0435\u043d\u0438\u044f\u0445 &#171;switch&#187;, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u0432 \u043c\u0435\u0442\u043a\u0430\u0445 &#171;case&#187; \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u043d\u0435 \u0442\u043e\u0447\u043d\u044b\u0435 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f, \u0430 \u0433\u0438\u0431\u043a\u0438\u0435 \u0448\u0430\u0431\u043b\u043e\u043d\u044b, \u043e\u0445\u0432\u0430\u0442\u044b\u0432\u0430\u044e\u0449\u0438\u0435 \u0441\u0440\u0430\u0437\u0443 \u0441\u0435\u0440\u0438\u044e \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0439, \u0434\u043b\u044f \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0440\u0430\u043d\u0435\u0435 \u043f\u0440\u0438\u0445\u043e\u0434\u0438\u043b\u043e\u0441\u044c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u0433\u0440\u043e\u043c\u043e\u0437\u0434\u043a\u0438\u0435 \u0446\u0435\u043f\u043e\u0447\u043a\u0438 \u0432\u044b\u0440\u0430\u0436\u0435\u043d\u0438\u0439 &#171;if&#8230;else&#187;. \u041a\u0440\u043e\u043c\u0435 \u0442\u043e\u0433\u043e \u0432\u043d\u0443\u0442\u0440\u0438 &#171;switch&#187; \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0430 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0439 NULL.         Object o = 123L;     String formatted = switch (o) {         case Integer i -> String.format(&#171;int %d&#187;, i);         case Long l    -> String.format(&#171;long %d&#187;, l);         case Double d  -> String.format(&#171;double %f&#187;, d);         case String s  -> String.format(&#171;String %s&#187;, s);         default        -> o.toString();     };\n<li class=\"l\"> \u0421\u0442\u0430\u0431\u0438\u043b\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u0437\u0430\u043f\u0435\u0447\u0430\u0442\u0430\u043d\u043d\u044b\u0445 (&#171;sealed&#187;) \u043a\u043b\u0430\u0441\u0441\u043e\u0432 \u0438 \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u043e\u0432, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043d\u0435 \u043c\u043e\u0433\u0443\u0442 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c\u0441\u044f \u0434\u0440\u0443\u0433\u0438\u043c\u0438 \u043a\u043b\u0430\u0441\u0441\u0430\u043c\u0438 \u0438 \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u0430\u043c\u0438 \u0434\u043b\u044f \u043d\u0430\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u043d\u0438\u044f, \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u044f \u0438\u043b\u0438 \u043f\u0435\u0440\u0435\u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u044f \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438. \u0417\u0430\u043f\u0435\u0447\u0430\u0442\u0430\u043d\u043d\u044b\u0435 \u043a\u043b\u0430\u0441\u0441\u044b \u0442\u0430\u043a\u0436\u0435 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0442 \u0431\u043e\u043b\u0435\u0435 \u0434\u0435\u043a\u043b\u0430\u0440\u0430\u0442\u0438\u0432\u043d\u044b\u0439 \u0441\u043f\u043e\u0441\u043e\u0431 \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0441\u0443\u043f\u0435\u0440\u043a\u043b\u0430\u0441\u0441\u0430, \u0447\u0435\u043c \u043c\u043e\u0434\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u0434\u043e\u0441\u0442\u0443\u043f\u0430, \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u043d\u0430 \u044f\u0432\u043d\u043e\u043c \u043f\u0435\u0440\u0435\u0447\u0438\u0441\u043b\u0435\u043d\u0438\u0438 \u043f\u043e\u0434\u043a\u043b\u0430\u0441\u0441\u043e\u0432, \u0440\u0430\u0437\u0440\u0435\u0448\u0451\u043d\u043d\u044b\u0445 \u0434\u043b\u044f \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u044f.       package com.example.geometry;       public sealed class Shape          permits com.example.polar.Circle,                  com.example.quad.Rectangle,                  com.example.quad.simple.Square {&#8230;}\n<li class=\"l\"> Pakutud on teine eelrealiseerimine API Vector, mis pakub funktsioone vektorite arvutamiseks, mida teostatakse x86_64 ja AArch64 protsessorite vektorite juhiste abil ning mis v\u00f5imaldavad korraga rakendada operatsioone mitmele v\u00e4\u00e4rtusele (SIMD). Erinevalt HotSpot JIT-kompilaatori pakutud skalaars\u00fcsteemide automaatvektoriseerimise v\u00f5imalustest, annab uus API v\u00f5imaluse eksplicitse vektorisatsiooni juhtimiseks andmete paralleelseks t\u00f6\u00f6tlemiseks.\n<li class=\"l\"> \u0414\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0430 \u043f\u0440\u0435\u0434\u0432\u0430\u0440\u0438\u0442\u0435\u043b\u044c\u043d\u0430\u044f \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044f API Foreign Function &#038; Memory, \u043f\u0440\u0438 \u043f\u043e\u043c\u043e\u0449\u0438 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f \u043c\u043e\u0433\u0443\u0442 \u0432\u0437\u0430\u0438\u043c\u043e\u0434\u0435\u0439\u0441\u0442\u0432\u043e\u0432\u0430\u0442\u044c \u0441 \u043a\u043e\u0434\u043e\u043c \u0438 \u0434\u0430\u043d\u043d\u044b\u043c\u0438, \u043d\u0430\u0445\u043e\u0434\u044f\u0449\u0438\u043c\u0438\u0441\u044f  \u0437\u0430 \u043f\u0440\u0435\u0434\u0435\u043b\u0430\u043c\u0438 Java runtime. \u041d\u043e\u0432\u044b\u0439 API \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u044d\u0444\u0444\u0435\u043a\u0442\u0438\u0432\u043d\u043e \u0432\u044b\u0437\u044b\u0432\u0430\u0442\u044c \u0444\u0443\u043d\u043a\u0446\u0438\u0438, \u0432\u044b\u043f\u043e\u043b\u043d\u044f\u0435\u043c\u044b\u0435 \u043d\u0435 \u0432 JVM, \u0438 \u043e\u0431\u0440\u0430\u0449\u0430\u0442\u044c\u0441\u044f \u043a \u043f\u0430\u043c\u044f\u0442\u0438, \u043d\u0435 \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u043c\u043e\u0439 JVM. \u041d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u043c\u043e\u0436\u043d\u043e \u0432\u044b\u0437\u044b\u0432\u0430\u0442\u044c \u0444\u0443\u043d\u043a\u0446\u0438\u0438 \u0438\u0437 \u0432\u043d\u0435\u0448\u043d\u0438\u0445 \u0440\u0430\u0437\u0434\u0435\u043b\u044f\u0435\u043c\u044b\u0445 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a \u0438 \u043e\u0431\u0440\u0430\u0449\u0430\u0442\u044c\u0441\u044f \u043a \u0434\u0430\u043d\u043d\u044b\u043c \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0430 \u0431\u0435\u0437 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f JNI.\n<li class=\"l\"> \u0414\u0432\u0438\u0436\u043e\u043a \u043e\u0442\u0440\u0438\u0441\u043e\u0432\u043a\u0438  \u0434\u043b\u044f macOS, \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u044e\u0449\u0438\u0439 \u0440\u0430\u0431\u043e\u0442\u0443 API Java 2D, \u043a\u043e\u0442\u043e\u0440\u044b\u0439, \u0432 \u0441\u0432\u043e\u044e \u043e\u0447\u0435\u0440\u0435\u0434\u044c, \u0437\u0430\u0434\u0435\u0439\u0441\u0442\u0432\u043e\u0432\u0430\u043d \u0432 API Swing, \u0430\u0434\u0430\u043f\u0442\u0438\u0440\u043e\u0432\u0430\u043d \u0434\u043b\u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e API Metal. \u041f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e \u043d\u0430 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0435 macOS \u043f\u043e-\u043f\u0440\u0435\u0436\u043d\u0435\u043c\u0443 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f  OpenGL, \u0430 \u0434\u043b\u044f \u0432\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u044f \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438  Metal \u0442\u0440\u0435\u0431\u0443\u0435\u0442\u0441\u044f \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0430 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u0430 &#171;-Dsun.java2d.metal=true&#187; \u0438 \u043d\u0430\u043b\u0438\u0447\u0438\u0435 \u043a\u0430\u043a \u043c\u0438\u043d\u0438\u043c\u0443\u043c \u0432\u044b\u043f\u0443\u0441\u043a\u0430 macOS 10.14.x.\n<li class=\"l\"> Lisatud on port macOS\/AArch64 platvormile (Macintoshid, mis p\u00f5hinevad uutel Apple M1 kiipidel). Porta erip\u00e4ra on W^X (Write XOR Execute) m\u00e4lu kaitse mehhanismi tugi, mille korral ei saa m\u00e4lule korraga ligi p\u00e4\u00e4seda kirjutamiseks ja t\u00e4itmiseks. (koodi saab t\u00e4ita ainult siis, kui kirjutamine on keelatud, ja kirjutamine m\u00e4llu on v\u00f5imalik ainult p\u00e4rast t\u00e4itmise keelamist).\n<li class=\"l\"> \u0412\u043e\u0437\u0432\u0440\u0430\u0449\u0435\u043d\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0442\u043e\u043b\u044c\u043a\u043e \u0441\u0442\u0440\u043e\u0433\u043e\u0439 (strictfp) \u0441\u0435\u043c\u0430\u043d\u0442\u0438\u043a\u0438 \u0434\u043b\u044f \u0432\u044b\u0440\u0430\u0436\u0435\u043d\u0438\u0439 \u0441 \u043f\u043b\u0430\u0432\u0430\u044e\u0449\u0435\u0439 \u0437\u0430\u043f\u044f\u0442\u043e\u0439. \u041f\u0440\u0435\u043a\u0440\u0430\u0449\u0435\u043d\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u043e\u0439  \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441 \u0432\u044b\u043f\u0443\u0441\u043a\u0430  Java 1.2 \u0441\u0435\u043c\u0430\u043d\u0442\u0438\u043a\u0438 &#171;default&#187;, \u0432\u043a\u043b\u044e\u0447\u0430\u044e\u0449\u0435\u0439 \u0443\u043f\u0440\u043e\u0449\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u043d\u0430 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445 \u0441 \u043e\u0447\u0435\u043d\u044c \u0441\u0442\u0430\u0440\u044b\u043c\u0438 \u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u043c\u0438 \u0441\u043e\u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u0430\u043c\u0438 x87 (\u043f\u043e\u0441\u043b\u0435 \u043f\u043e\u044f\u0432\u043b\u0435\u043d\u0438\u044f \u0438\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0439 SSE2 \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e\u0441\u0442\u044c \u0432 \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0439 \u0441\u0435\u043c\u0430\u043d\u0442\u0438\u043a\u0435 \u043f\u0440\u043e\u043f\u0430\u043b\u0430).\n<li class=\"l\"> Uued pseudojuhuslike arvude generaatorite liideste t\u00fc\u00fcbid on rakendatud ning t\u00e4iendavad algoritmid pakkusid kvaliteetsemat juhuslike arvude genereerimist. Rakendused said v\u00f5imaluse valida pseudojuhuslike arvude genereerimise algoritmi. Juhuslike objektide voogude genereerimise toetust on parendatud.\n<li class=\"l\"> \u0420\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d\u0430 \u043e\u0431\u044f\u0437\u0430\u0442\u0435\u043b\u044c\u043d\u0430\u044f \u0441\u0442\u0440\u043e\u0433\u0430\u044f \u0438\u043d\u043a\u0430\u043f\u0441\u0443\u043b\u044f\u0446\u0438\u044f \u0432\u0441\u0435\u0445 \u0432\u043d\u0443\u0442\u0440\u0435\u043d\u043d\u0438\u0445 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 JDK, \u0437\u0430 \u0438\u0441\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0435\u043c \u043a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0445 API, \u0442\u0430\u043a\u0438\u0445 \u043a\u0430\u043a sun.misc.Unsafe. \u0421\u0442\u0440\u043e\u0433\u0430\u044f \u0438\u043d\u043a\u0430\u043f\u0441\u0443\u043b\u044f\u0446\u0438\u044f \u0431\u043b\u043e\u043a\u0438\u0440\u0443\u0435\u0442 \u043f\u043e\u043f\u044b\u0442\u043a\u0438 \u043e\u0431\u0440\u0430\u0449\u0435\u043d\u0438\u044f \u0438\u0437 \u043a\u043e\u0434\u0430 \u043a \u0432\u043d\u0443\u0442\u0440\u0435\u043d\u043d\u0438\u043c \u043a\u043b\u0430\u0441\u0441\u0430\u043c, \u043c\u0435\u0442\u043e\u0434\u0430\u043c \u0438 \u043f\u043e\u043b\u044f\u043c. \u0420\u0430\u043d\u0435\u0435 \u0440\u0435\u0436\u0438\u043c \u0441\u0442\u0440\u043e\u0433\u043e\u0439 \u0438\u043d\u043a\u0430\u043f\u0441\u0443\u043b\u044f\u0446\u0438\u0438 \u043c\u043e\u0436\u043d\u043e \u0431\u044b\u043b\u043e \u043e\u0442\u043a\u043b\u044e\u0447\u0438\u0442\u044c \u043f\u0440\u0438 \u043f\u043e\u043c\u043e\u0449\u0438 \u043e\u043f\u0446\u0438\u0438  &#171;&#8212;illegal-access=permit&#187;, \u043d\u043e \u0442\u0435\u043f\u0435\u0440\u044c \u043e\u043d\u0430 \u043e\u0431\u044a\u044f\u0432\u043b\u0435\u043d\u0430 \u0443\u0441\u0442\u0430\u0440\u0435\u0432\u0448\u0435\u0439. \u0414\u043b\u044f \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439, \u043a\u043e\u0442\u043e\u0440\u044b\u043c \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u0432\u043d\u0443\u0442\u0440\u0435\u043d\u043d\u0438\u043c \u043a\u043b\u0430\u0441\u0441\u0430\u043c, \u043c\u0435\u0442\u043e\u0434\u0430\u043c \u0438 \u043f\u043e\u043b\u044f\u043c \u0441\u043b\u0435\u0434\u0443\u0435\u0442 \u044f\u0432\u043d\u043e \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0438\u0442\u044c \u0438\u0445 \u043f\u0440\u0438 \u043f\u043e\u043c\u043e\u0449\u0438 \u043e\u043f\u0446\u0438\u0438 &#171;&#8212;add-opens&#187; \u0438\u043b\u0438 \u0430\u0442\u0440\u0438\u0431\u0443\u0442\u0430 Add-Opens \u0432 \u0444\u0430\u0439\u043b\u0435 \u0441 \u043c\u0430\u043d\u0438\u0444\u0435\u0441\u0442\u043e\u043c.\n<li class=\"l\"> Rakendustele on antud v\u00f5imalus m\u00e4\u00e4rata andmete deserialiseerimise filtreid, mis v\u00f5ivad s\u00f5ltuda kontekstist ja mille valik on d\u00fcnaamiline konkreetsete deserialiseerimise operatsioonide kontekstis. Kehtestatud filtrid kehtivad kogu <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/et\/vps\/abuzoustojchivye-vps\/\"   title=\"virtuaalses masinas\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"4313\">virtuaalses masinas<\/a>  (JVM laialdaselt), st nad katab mitte ainult rakenduse, vaid ka rakenduses kasutatavad v\u00e4lised teegid.\n<li class=\"l\"> Swingi on lisatud meetod javax.swing.filechooser.FileSystemView.getSystemIcon suurte ikoonide laadimise jaoks, mis v\u00f5imaldab parandada liidese loomist k\u00f5rge pikseldihedusega ekraanidel (HighDPI).\n<li class=\"l\"> API-s java.net.DatagramSocket on rakendatud Multicast-r\u00fchmadele \u00fchenduse loomise toetust ilma eraldi API java.net.MulticastSocket kasutamise vajaduseta.\n<li class=\"l\"> IGV (Ideal Graph Visualizer) t\u00f6\u00f6riista on t\u00e4iustatud, pakkudes interaktiivset visuaalset esitlust koodi vahevormist JIT-koodikogujas HotSpot VM C2.\n<li class=\"l\"> JavaDoc-is, sarnaselt javac-iga, n\u00e4idatakse n\u00fc\u00fcd veateate genereerimisel probleemse rea numbrit l\u00e4htefailis ja vea asukohta.\n<li class=\"l\"> Lisatud on native.encoding omadus, mis peegeldab s\u00fcsteemi m\u00e4rkide kodeeringu nime (UTF-8, koi8-r, cp1251 jne).\n<li class=\"l\"> Lisatud on java.time.InstantSource liides, mis v\u00f5imaldab ajaga manipuleerida ilma ajav\u00f6\u00f6ndiga seotust.\n<li class=\"l\"> Lisatud on java.util.HexFormat API, et konverteerida kuuek\u00fcmnends\u00fcsteemi esitusse ja tagasi.\n<li class=\"l\"> Komplilaatorisse on lisatud blackhole re\u017eiim, mis keelab kasutamata koodi (dead-code elimination) erandite operatsioonid, mida saab kasutada j\u00f5udlustestide l\u00e4biviimisel.\n<li class=\"l\"> \u0412 Runtime \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0430 \u043e\u043f\u0446\u0438\u044f &#171;-Xlog:async&#187; \u0434\u043b\u044f \u0437\u0430\u043f\u0438\u0441\u0438 \u043b\u043e\u0433\u043e\u0432 \u0432 \u0430\u0441\u0438\u043d\u0445\u0440\u043e\u043d\u043d\u043e\u043c \u0440\u0435\u0436\u0438\u043c\u0435.\n<li class=\"l\"> Kaitstud \u00fchenduste seadistamisel on vaikimisi aktiveeritud TLS 1.3 (varem kasutati TLS 1.2).\n<li class=\"l\">  Vanast API Applet (java.applet.Applet*, javax.swing.JApplet), mida kasutati Java rakenduste k\u00e4itamiseks brauseris, on t\u00f5lgitud kavandatuks eemaldamiseks (kaotas asjakohasuse brauserite jaoks Java plugina toe l\u00f5petamisega).\n<li class=\"l\"> Kaitsehaldur on t\u00f5lgitud kavandatuks eemaldamiseks, kuna see on ammu kaotanud asjakohasuse ja ei olnud n\u00f5udlik p\u00e4rast brauseri plugina toe l\u00f5petamist.\n<li class=\"l\"> RMI Activation mehhanism, mis on vananenud, eemaldatud ja oli alustatud juba Java 8-s, ei ole t\u00e4nap\u00e4eva praktikas enam palju kasutusel.\n<li class=\"l\"> SDK-st on eemaldatud eksperimentaalne kompilaator, mis toetab JIT (just-in-time) Java koodi d\u00fcnaamilist kompileerimist HotSpot JVM-i jaoks, samuti AOT (ahead-of-time) klasside kompileerimist masina koodi enne virtuaalse masina k\u00e4ivitamist. Kompilaator kirjutati Java-s ja p\u00f5hines Graali projekti arendustel. M\u00e4rgitakse, et kompilaatori hooldamine n\u00f5uab suurt t\u00f6\u00f6j\u00f5ukulusid, mis ei \u00f5igusta end arvestades arendajate n\u00f5udluse puudumist.    <\/ul>\n<p>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=55802\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u0448\u0435\u0441\u0442\u0438 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Oracle \u0432\u044b\u043f\u0443\u0441\u0442\u0438\u043b\u0430 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0443 Java SE 17 (Java Platform, Standard Edition 17), \u0432 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u044d\u0442\u0430\u043b\u043e\u043d\u043d\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u043e\u0442\u043a\u0440\u044b\u0442\u044b\u0439 \u043f\u0440\u043e\u0435\u043a\u0442 OpenJDK. \u0417\u0430 \u0438\u0441\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0435\u043c \u0443\u0434\u0430\u043b\u0435\u043d\u0438\u044f \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0443\u0441\u0442\u0430\u0440\u0435\u0432\u0448\u0438\u0445 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0435\u0439 \u0432 Java SE 17 \u0441\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0430 \u043e\u0431\u0440\u0430\u0442\u043d\u0430\u044f \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0441\u0442\u044c \u0441 \u043f\u0440\u043e\u0448\u043b\u044b\u043c\u0438 \u0432\u044b\u043f\u0443\u0441\u043a\u0430\u043c\u0438 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b Java &#8212; \u0431\u043e\u043b\u044c\u0448\u0438\u043d\u0441\u0442\u0432\u043e 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