![]() ![]() ![]() ~ $ sudo update-alternatives -config java Log in to your server and run this command: We will check JRE/JDK installation from the command line. (If you did find it, skip to the Installing Apache Tomcat section.) Time for action - checking the presence of Java on Ubuntu In case you didn’t find it, we are going to install it in the next section. You checked for the presence of Java on your computer. Press the Show Me button to visualize the installed release and the installation folder. Open the Java control panel and select the Java tab. It is a shortcut to the Java control panel. If your system has a JRE/JDK installed, you should see an icon with the Java logo as shown in the following screenshot. We will verify the presence of a JRE/JDK installation on Windows, using the following steps:įrom the Start menu, select Control Panel. Time for action - checking the presence of Java on Windows ![]() If your installation machine is a new one, then chances are that there is no Java runtime pre-installed. In the following steps, we will use Oracle Java™ JRE. Oracle Java™ should be your first choice unless you have some specific issues. While there are a few users running GeoServer on OpenJDK with no issues, the developers community does not test it intensively and hence you can expect some performance loss. On Ubuntu current releases, you will find OpenJDK already installed in the desktop edition in the server, you need to choose it at setup. While Oracle did not change the Java license to a commercial one, there are some license issues (maybe it would be worthy to add some reference here) preventing Oracle Java™ from being available on an Ubuntu repository. Sun has developed each new release until it merged into Oracle Corporation. Note that the JRE includes components not required by the Java SE specification, including both standard and non-standard Java components.In the 90s, Java development was started by Sun Microsystems. ![]() JRE 7 provides the libraries, the Java Virtual Machine (JVM), and other components to run applets and applications written in the Java programming language. JDK 7 is a superset of JRE 7, and contains everything that is in JRE 7, plus tools such as the compilers and debuggers necessary for developing applets and applications. Oracle has two products that implement Java Platform Standard Edition (Java SE) 7: Java SE Development Kit (JDK) 7 and Java SE Runtime Environment (JRE) 7. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |