{"id":3647,"date":"2017-02-20T20:31:41","date_gmt":"2017-02-20T18:31:41","guid":{"rendered":"http:\/\/www.tutego.de\/blog\/javainsel\/?p=3647"},"modified":"2017-02-20T20:31:41","modified_gmt":"2017-02-20T18:31:41","slug":"socket-optionen-erfragen","status":"publish","type":"post","link":"https:\/\/www.tutego.de\/blog\/javainsel\/2017\/02\/socket-optionen-erfragen\/","title":{"rendered":"Socket-Optionen erfragen"},"content":{"rendered":"<p>Socket und ServerSocket unterst\u00fctzen Optionen wie zum Beispiel einen Type of Service oder TCP-NoDelay, wobei diese von System zu System unterschiedlich sein k\u00f6nnen. In Java 9 lassen sich die Optionen einfach abfragen.<\/p>\n<p>Beispiel:\u00a0Gib alle Optionen aus:<\/p>\n<pre>Socket socket = new Socket( \"localhost\", 80 );\n\nSystem.out.println( socket.supportedOptions().stream()\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 .map( o -&gt; o.name() + \" is \" + o.type().getSimpleName() )\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 .collect( Collectors.joining( \", \" ) ) );\n\n\/\/ SO_LINGER is Integer, IP_TOS is Integer, SO_KEEPALIVE is Boolean, TCP_NODELAY is Boolean, SO_SNDBUF is Integer, SO_REUSEADDR is Boolean, SO_RCVBUF is Integer\n\n\n\n\nServerSocket serversocket = new ServerSocket( 8080 );\n\nSystem.out.println( serversocket.supportedOptions() );\n\n\/\/ [SO_RCVBUF, SO_REUSEADDR, IP_TOS]<\/pre>\n<p>Die supportedOptions()-Methoden liefern eine Set&lt;SocketOption&gt;. Eine SocketOption deklariert name() und type().<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Socket und ServerSocket unterst\u00fctzen Optionen wie zum Beispiel einen Type of Service oder TCP-NoDelay, wobei diese von System zu System unterschiedlich sein k\u00f6nnen. In Java 9 lassen sich die Optionen einfach abfragen. Beispiel:\u00a0Gib alle Optionen aus: Socket socket = new Socket( &#8222;localhost&#8220;, 80 ); System.out.println( socket.supportedOptions().stream() \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 .map( o -&gt; o.name() + &#8220; is &#8220; [&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":[1,11,85],"tags":[],"class_list":["post-3647","post","type-post","status-publish","format-standard","hentry","category-allgemein","category-insel","category-java-9"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.tutego.de\/blog\/javainsel\/wp-json\/wp\/v2\/posts\/3647","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=3647"}],"version-history":[{"count":1,"href":"https:\/\/www.tutego.de\/blog\/javainsel\/wp-json\/wp\/v2\/posts\/3647\/revisions"}],"predecessor-version":[{"id":3648,"href":"https:\/\/www.tutego.de\/blog\/javainsel\/wp-json\/wp\/v2\/posts\/3647\/revisions\/3648"}],"wp:attachment":[{"href":"https:\/\/www.tutego.de\/blog\/javainsel\/wp-json\/wp\/v2\/media?parent=3647"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tutego.de\/blog\/javainsel\/wp-json\/wp\/v2\/categories?post=3647"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tutego.de\/blog\/javainsel\/wp-json\/wp\/v2\/tags?post=3647"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}