{"id":1356,"date":"2012-06-06T13:23:50","date_gmt":"2012-06-06T11:23:50","guid":{"rendered":"http:\/\/www.tutego.de\/blog\/javainsel\/?p=1356"},"modified":"2012-06-06T13:24:07","modified_gmt":"2012-06-06T11:24:07","slug":"jdk-interna-removes-the-use-of-shared-character-array-buffers-by-string-along-with-the-two-fields-needed-to-support-the-use-of-shared-buffers","status":"publish","type":"post","link":"https:\/\/www.tutego.de\/blog\/javainsel\/2012\/06\/jdk-interna-removes-the-use-of-shared-character-array-buffers-by-string-along-with-the-two-fields-needed-to-support-the-use-of-shared-buffers\/","title":{"rendered":"JDK-Interna: Removes the use of shared character array buffers by String along with the two fields needed to support the use of shared buffers."},"content":{"rendered":"<p>Eine recht fette \u00c4nderung, die gro\u00dfen Einfluss auf die Performace von substring-Operationen hat. Denn die ist nun nicht mehr so schnell wir fr\u00fcher O(1), sondern O(length()). Daf\u00fcr spart man Speicher bei jedem String-Objekt, und davon gibt es zur Laufzeit einer normalen Anwendung wirklich viele. Reduktion: zwei ints, also 2 x 4 Byte pro String-Objekt.<\/p>\n<p>Implementierung: <a href=\"http:\/\/hg.openjdk.java.net\/jdk8\/tl\/jdk\/rev\/2c773daa825d\">http:\/\/hg.openjdk.java.net\/jdk8\/tl\/jdk\/rev\/2c773daa825d<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Eine recht fette \u00c4nderung, die gro\u00dfen Einfluss auf die Performace von substring-Operationen hat. Denn die ist nun nicht mehr so schnell wir fr\u00fcher O(1), sondern O(length()). Daf\u00fcr spart man Speicher bei jedem String-Objekt, und davon gibt es zur Laufzeit einer normalen Anwendung wirklich viele. Reduktion: zwei ints, also 2 x 4 Byte pro String-Objekt. Implementierung: [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","_links_to":"","_links_to_target":""},"categories":[66],"tags":[],"class_list":["post-1356","post","type-post","status-publish","format-standard","hentry","category-java-8"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.tutego.de\/blog\/javainsel\/wp-json\/wp\/v2\/posts\/1356","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.tutego.de\/blog\/javainsel\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.tutego.de\/blog\/javainsel\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.tutego.de\/blog\/javainsel\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tutego.de\/blog\/javainsel\/wp-json\/wp\/v2\/comments?post=1356"}],"version-history":[{"count":2,"href":"https:\/\/www.tutego.de\/blog\/javainsel\/wp-json\/wp\/v2\/posts\/1356\/revisions"}],"predecessor-version":[{"id":1358,"href":"https:\/\/www.tutego.de\/blog\/javainsel\/wp-json\/wp\/v2\/posts\/1356\/revisions\/1358"}],"wp:attachment":[{"href":"https:\/\/www.tutego.de\/blog\/javainsel\/wp-json\/wp\/v2\/media?parent=1356"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tutego.de\/blog\/javainsel\/wp-json\/wp\/v2\/categories?post=1356"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tutego.de\/blog\/javainsel\/wp-json\/wp\/v2\/tags?post=1356"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}