{"id":52,"date":"2016-08-12T00:36:15","date_gmt":"2016-08-11T21:36:15","guid":{"rendered":"http:\/\/andre.hwt.ru\/?p=52"},"modified":"2016-08-12T00:44:00","modified_gmt":"2016-08-11T21:44:00","slug":"update-java-alternative","status":"publish","type":"post","link":"https:\/\/andre.hwt.ru\/?p=52","title":{"rendered":"update java alternative"},"content":{"rendered":"<ul>\n<li>\n<h2 class=\"heading1\" style=\"text-align: left;\">1.\u00a0Downloading Latest Java Archive<\/h2>\n<h3 class=\"heading2\">For 64Bit<\/h3>\n<pre># cd \/opt\/\r\n# wget --no-cookies --no-check-certificate --header \"Cookie: gpw_e24=http%3A%2F%2Fwww.oracle.com%2F; oraclelicense=accept-securebackup-cookie\" \"http:\/\/download.oracle.com\/otn-pub\/java\/jdk\/8u91-b14\/jdk-8u91-linux-x64.tar.gz\"\r\n\r\n# tar xzf jdk-8u91-linux-x64.tar.gz\r\n<\/pre>\n<h3 class=\"heading2\">For 32Bit<\/h3>\n<pre># cd \/opt\/\r\n# wget --no-cookies --no-check-certificate --header \"Cookie: gpw_e24=http%3A%2F%2Fwww.oracle.com%2F; oraclelicense=accept-securebackup-cookie\" \"http:\/\/download.oracle.com\/otn-pub\/java\/jdk\/8u91-b14\/jdk-8u91-linux-i586.tar.gz\"\r\n\r\n# tar xzf jdk-8u91-linux-i586.tar.gz<\/pre>\n<\/li>\n<\/ul>\n<p><!--more--><\/p>\n<h2 class=\"heading1\" style=\"text-align: left;\">2. Install Java with Alternatives<\/h2>\n<p>\u041f\u043e\u0441\u043b\u0435 \u0438\u0437\u0432\u043b\u0435\u0447\u0435\u043d\u0438\u044f \u0444\u0430\u0439\u043b\u0430 \u0430\u0440\u0445\u0438\u0432\u0430 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0442 <strong>\u0430\u043b\u044c\u0442\u0435\u0440\u043d\u0430\u0442\u0438\u0432\u043d\u044b\u0435<\/strong> \u043a\u043e\u043c\u0430\u043d\u0434\u044b , \u0447\u0442\u043e\u0431\u044b \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u0438\u0442\u044c \u0435\u0433\u043e. \u041a\u043e\u043c\u0430\u043d\u0434\u0430 \u0430\u043b\u044c\u0442\u0435\u0440\u043d\u0430\u0442\u0438\u0432\u044b \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u0430 \u0432 <strong>chkconfig<\/strong> \u043f\u0430\u043a\u0435\u0442\u0435.<\/p>\n<p>&nbsp;<\/p>\n<pre># cd \/opt\/jdk1.8.0_91\/\r\n# alternatives --install \/usr\/bin\/java java \/opt\/jdk1.8.0_91\/bin\/java 2\r\n# alternatives --config java\r\n\r\n\r\nThere are 3 programs which provide 'java'.\r\n\r\n  Selection    Command\r\n-----------------------------------------------\r\n*  1           \/opt\/jdk1.7.0_71\/bin\/java\r\n + 2           \/opt\/jdk1.8.0_45\/bin\/java\r\n   3           \/opt\/jdk1.8.0_77\/bin\/java\r\n   4           \/opt\/jdk1.8.0_91\/bin\/java\r\n\r\nEnter to keep the current selection[+], or type selection number: <strong>4<\/strong><\/pre>\n<p>\u041d\u0430 \u0434\u0430\u043d\u043d\u044b\u0439 \u043c\u043e\u043c\u0435\u043d\u0442 JAVA 8 \u0431\u044b\u043b \u0443\u0441\u043f\u0435\u0448\u043d\u043e \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d \u043d\u0430 \u0432\u0430\u0448\u0435\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u0435. \u041c\u044b \u0442\u0430\u043a\u0436\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0443\u0435\u043c \u0434\u043b\u044f \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0438 JAVAC \u0438 JAR \u043a\u043e\u043c\u0430\u043d\u0434 \u043f\u0443\u0442\u044c, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044f \u0430\u043b\u044c\u0442\u0435\u0440\u043d\u0430\u0442\u0438\u0432\u043d\u044b\u0435 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u044b<\/p>\n<pre># alternatives --install \/usr\/bin\/jar jar \/opt\/jdk1.8.0_91\/bin\/jar 2\r\n# alternatives --install \/usr\/bin\/javac javac \/opt\/jdk1.8.0_91\/bin\/javac 2\r\n# alternatives --set jar \/opt\/jdk1.8.0_91\/bin\/jar\r\n# alternatives --set javac \/opt\/jdk1.8.0_91\/bin\/javac\r\n<\/pre>\n<h2 class=\"heading1\">3. Check Installed Java Version<\/h2>\n<pre>root@tecadmin ~# java -version\r\n\r\njava version \"1.8.0_91\"\r\nJava(TM) SE Runtime Environment (build 1.8.0_91-b14)\r\nJava HotSpot(TM) 64-Bit Server VM (build 25.91-b14, mixed mode)\r\n<\/pre>\n<h2 class=\"heading1\">4. Configuring Environment Variables<\/h2>\n<p>\u0411\u043e\u043b\u044c\u0448\u0438\u043d\u0441\u0442\u0432\u043e \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u0445 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442 \u0441\u0440\u0435\u0434\u044b, \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u043d\u043e\u0439 \u043d\u0430 Java \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b. \u0417\u0430\u0434\u0430\u0439\u0442\u0435 \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u0435 \u0441\u0440\u0435\u0434\u044b Java, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044f \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u0435 \u043a\u043e\u043c\u0430\u043d\u0434\u044b<\/p>\n<ul>\n<ul>\n<li>Setup <strong>JAVA_HOME<\/strong> Variable<\/li>\n<\/ul>\n<\/ul>\n<pre><strong># export JAVA_HOME=\/opt\/jdk1.8.0_91<\/strong>\r\n<\/pre>\n<ul>\n<ul>\n<li>Setup <strong>JRE_HOME<\/strong> Variable<\/li>\n<\/ul>\n<\/ul>\n<pre><strong># export JRE_HOME=\/opt\/jdk1.8.0_91\/jre<\/strong>\r\n<\/pre>\n<ul>\n<ul>\n<li>Setup <strong>PATH<\/strong> Variable<\/li>\n<\/ul>\n<\/ul>\n<pre><strong># export PATH=$PATH:\/opt\/jdk1.8.0_91\/bin:\/opt\/jdk1.8.0_91\/jre\/bin<\/strong>\r\n<\/pre>\n<p>Also put all above environment variables in <strong>\/etc\/environment<\/strong> file for auto loading on system boot.<\/p>\n<p><span class=\"goog-text-highlight\">\u0422\u0430\u043a\u0436\u0435 \u043f\u043e\u043c\u0435\u0441\u0442\u0438\u0442\u0435 \u0432\u0441\u0435 \u0432\u044b\u0448\u0435\u0443\u043a\u0430\u0437\u0430\u043d\u043d\u044b\u0435 \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u0435 \u0441\u0440\u0435\u0434\u044b \u0432 \u0444\u0430\u0439\u043b\u00a0 <strong>\/etc\/environment<\/strong><\/span><span class=\"goog-text-highlight\">\u00a0\u0434\u043b\u044f \u0430\u0432\u0442\u043e\u043c\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u0437\u0430\u0433\u0440\u0443\u0437\u043a\u0438 \u043f\u0440\u0438 \u0437\u0430\u0433\u0440\u0443\u0437\u043a\u0435 \u0441\u0438\u0441\u0442\u0435\u043c\u044b.<\/span><\/p>\n<p>\u041f\u043e\u0434\u0441\u043c\u043e\u0442\u0440\u0435\u043d\u043e\u00a0\u0437\u0434\u0435\u0441\u044c<\/p>\n","protected":false},"excerpt":{"rendered":"<p>1.\u00a0Downloading Latest Java Archive For 64Bit # cd \/opt\/ # wget &#8211;no-cookies &#8211;no-check-certificate &#8211;header &#8220;Cookie: gpw_e24=http%3A%2F%2Fwww.oracle.com%2F; oraclelicense=accept-securebackup-cookie&#8221; &#8220;http:\/\/download.oracle.com\/otn-pub\/java\/jdk\/8u91-b14\/jdk-8u91-linux-x64.tar.gz&#8221; # tar xzf jdk-8u91-linux-x64.tar.gz For 32Bit # cd \/opt\/ # wget &#8211;no-cookies &#8211;no-check-certificate &#8211;header &#8220;Cookie: gpw_e24=http%3A%2F%2Fwww.oracle.com%2F; oraclelicense=accept-securebackup-cookie&#8221; &#8220;http:\/\/download.oracle.com\/otn-pub\/java\/jdk\/8u91-b14\/jdk-8u91-linux-i586.tar.gz&#8221; # tar xzf jdk-8u91-linux-i586.tar.gz<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[6],"tags":[28,29],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/andre.hwt.ru\/index.php?rest_route=\/wp\/v2\/posts\/52"}],"collection":[{"href":"https:\/\/andre.hwt.ru\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/andre.hwt.ru\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/andre.hwt.ru\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/andre.hwt.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=52"}],"version-history":[{"count":4,"href":"https:\/\/andre.hwt.ru\/index.php?rest_route=\/wp\/v2\/posts\/52\/revisions"}],"predecessor-version":[{"id":56,"href":"https:\/\/andre.hwt.ru\/index.php?rest_route=\/wp\/v2\/posts\/52\/revisions\/56"}],"wp:attachment":[{"href":"https:\/\/andre.hwt.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=52"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/andre.hwt.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=52"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/andre.hwt.ru\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=52"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}