Character Set Encoding Maps. Java Logging. Socket Network Communication. Datagram Network Communication. Private key and Public Key Pair Generation. Digital Signature Algorithm and Sample Program. KeyStore and Certificate Classes. This may take several minutes depending on your computer.
After the installation is completed, select the Finish button. After installing JDK and JRE, it is convenient to set the environmental variable so we will be able to execute Java directly from the command console. Select the Start menu and select Settings - Control Panel. Select the System icon.
Select the Advanced tab and select the Environment Variables For example, if you were downloading the JDK installer for bit systems for update 1. Similarly, if you were downloading the JDK installer for bit systems for update 1.
In these instructions, you run the self-installing executable file to unpack and install the JDK. If you save the self-installing executable file to disk without running it from the download page at the web site, note the file size specified on the download page. After the download has completed, verify that you have downloaded the complete file. The file jdk-8 version -windows-ii. The file jdk-8 version -windows-x If you downloaded either file instead of running it directly from the web site, double-click the installer's icon.
Then, follow the instructions the installer provides. When finished with the installation, you can delete the downloaded file to recover disk space. During JDK install and uninstall processes, the appropriate start menu items are updated to be associated with the latest JDK version on the system. Instead of double-clicking or opening the installer, you can perform a silent, non-interactive, JDK installation by using the command-line arguments. The following table lists example installation scenarios and the commands required to perform them.
The notation jdk stands for the downloaded installer file base name, such as jdk-8uwindows-i If you do not set the PATH variable, you need to specify the full path to the executable file every time you run it, such as:. It is useful to set the PATH variable permanently so it will persist after rebooting.
To set the PATH variable permanently, add the full path of the jdk1. The following is a typical value for the PATH variable:. The PATH environment variable is a series of directories separated by semicolons ; and is not case-sensitive.
Here is what I did on my Windows XP system in year To test the installation, open a command window to try the java command. If you are getting the following output, your installation was ok:. Congratulations, you have successfully entered, compiled and executed your first Java program with JDK 1. Date, Time and Calendar Classes. Date and Time Object and String Conversion. Number Object and Numeric String Conversion.
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