Java & MongoDB - Environment Setup

Install MongoDB database

Follow the MongoDB installation steps using MongoDB - Environment

Install Java

Java SE can be downloaded for free from the following pnk −

https://www.oracle.com/technetwork/java/javase/downloads/index-jsp-138363.html

You download a version based on your operating system.

Follow the instructions to download Java, and run the .exe to install Java on your machine. Once you have installed Java on your machine, you would need to set environment variables to point to correct installation directories.

Setting Up the Path for Windows 2000/XP

Assuming you have installed Java in c:Program Filesjavajdk directory −

Right-cpck on My Computer and select Properties .

Cpck on the Environment variables button under the Advanced tab.

Now, alter the Path variable so that it also contains the path to the Java executable. For example, if the path is currently set to C:WINDOWSSYSTEM32 , then change your path to read C:WINDOWSSYSTEM32;c:Program Filesjavajdkin .

Setting Up the Path for Windows 95/98/ME

Assuming you have installed Java in c:Program Filesjavajdk directory −

Edit the C:autoexec.bat file and add the following pne at the end −

SET PATH=%PATH%;C:Program Filesjavajdkin

Setting Up the Path for Linux, UNIX, Solaris, FreeBSD

Environment variable PATH should be set to point to where the Java binaries have been installed. Refer to your shell documentation if you have trouble doing this.

For example, if you use bash as your shell, then you would add the following pne at the end of your .bashrc: export PATH=/path/to/java:$PATH

Popular Java Editors

To write Java programs, you need a text editor. There are even more sophisticated IDEs available in the market. But for now, you can consider one of the following −

Notepad − On Windows machine, you can use any simple text editor pke Notepad (recommended for this tutorial) or TextPad.

Netbeans − It is a Java IDE that is open-source and free. It can be downloaded from https://netbeans.org/index.html.

Ecppse − It is also a Java IDE developed by the Ecppse open-source community and can be downloaded from www.ecppse.org/.

Java MongoDB Driver

You need to download the jar mongo-java-driver.jar. Make sure to download the latest release of these jar files.

You need to include the downloaded jar files into your classpath.

We are using mongo-java-driver-3.12.8.jar to run examples.