var/lib/dpkg/info/jre1.8.0-45.postinst: line 641: /usr/sbin/alternatives: No such file or directoryĭpkg: error processing package jre1.8. While setting environment, I found the errorĮrror: Could not open input file: /usr/java/jre1.8.0_45/lib/rt.packĮrror: Could not open input file: /usr/java/jre1.8.0_45/lib/jsse.packĮrror: Could not open input file: /usr/java/jre1.8.0_45/lib/charsets.packĮrror: Could not open input file: /usr/java/jre1.8.0_45/lib/ext/localedata.packĮrror: Could not open input file: /usr/java/jre1.8.0_45/lib/ext/jfxrt.packĮrror: Could not open input file: /usr/java/jre1.8.0_45/lib/plugin.packĮrror: Could not open input file: /usr/java/jre1.8.0_45/lib/javaws.packĮrror: Could not open input file: /usr/java/jre1.8.0_45/lib/deploy.pack The previous 8u201 was the last freely available version.” as suggested by one comment here: One possibility is that “401 is because 8u211 is the first version that is paid only. Processing triggers for fontconfig (2.12.6-0ubuntu2) …Įrrors were encountered while processing:Į: Sub-process /usr/bin/dpkg returned an error code (1) Processing triggers for hicolor-icon-theme (0.17-2) … Processing triggers for gnome-menus (3.13.3-11ubuntu1.1) … Setting up oracle-java11-set-default (11.0.2-2~linuxuprising1) … Processing triggers for shared-mime-info (1.9-2) … Installed oracle-java8-installer package post-installation script subprocess returned error exit status 1 HTTP request sent, awaiting response… 401 Authorization Requiredĭpkg: error processing package oracle-java8-installer (–configure): > sudo apt install oracle-java11-installer Use our another tutorial to Install Tomcat 7 or Install Tomcat 8 or Install Tomcat 9 on Ubuntu, Debian, and LinuxMint systems. You may also need to install Tomcat server to run your Java web application. JRE_HOME=/usr/lib/jvm/java-8-openjdk-amd64/jreĪll done, you have successfully installed Java 8 on a Linux system. JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64 You can set these variables in /etc/environment file using the following command. Step 3 – Setup JAVA_HOME and JRE_HOME VariableĪs you have installed Java on your Linux system, You must have to set JAVA_HOME and JRE_HOME environment variables, which is used by many of the Java applications to find Java libraries during runtime. OpenJDK 64-Bit Server VM (build 25.252-b09, mixed mode) Let’s verify the installed and current active version using the following command. You have successfully installed Java 8 on your system. Sudo apt install openjdk-8-jdk openjdk-8-jre Run below commands to install Java 8 on Ubuntu and LinuxMint. Free Java Update 8.OpenJDK: Download and install.Java 15 - Download and Install Oracle JDK 15.Java for Mac.Java Download and Installation Instructions.JDK 8 and JRE 8 Installation Start Here - Oracle.Java Version 8.1 - CNET Download.Download Java for OS X 2017-001 - Apple Inc.Java - Download and Install JDK 1.8 on Windows.JDK 8 Installation for OS X - Oracle. You can simply install Java 8 on an Ubuntu system using the following commands. The OpenJDK 8 is available under default Apt repositories. Follow the below steps to install Java 8 on Ubuntu via the command line. Use this tutorial to install OpenJDK Java 8 on Ubuntu 19.10, 18.04 LTS, 16.04 LTS, LinuxMint 19, 18 using PPA. Read this => Install Oracle Java 11 on Ubuntu 18.04 LTS (Bionic).Read this => Install Oracle Java 11 on Ubuntu 16.04 LTS (Xenial).You may also continue to this tutorial to install OpenJDK 8. You can use below link to install Java 11. Header files that support native-code programming using the Java Native Interface, the JVM Tool Interface, and other functionality of the Java platform.IMPORTANT: The Oracle Java 8 is no longer available to download publicaly.Samples, with source code, of programming for certain Java API's.These include examples that use Swing and other Java Foundation Classes, and the Java Platform Debugger Architecture. Examples, with source code, of programming for the Javaplatform.Additional class libraries and support files required by the development tools.The JRE includes a Java Virtual Machine (JVM), class libraries, and other files that support the execution of programs written in the Java programming language. An implementation of the Java Runtime Environment (JRE) for use by the JDK.Tools and utilities that will help you develop, execute, debug, and document programs written in the JavaTM programming language.This tool also helps to manage JAR files, javadoc-document generator, automatic generation of documents from source code comments, jdb-debugger, jps-process status tools, display process information of the current Java process, javap-class file disassembler, Other components are also included. JDK has a set of programming tools, including javac, jar, and archiver, which package related class libraries into a single JAR file.
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