How to Install Apache Tika on Ubuntu Server

Apache Tika is a Content Analysis Framework. Tika is like we right click on file and selecting properties option on desktop BUT for web. It also can detect content. Apache Tika detects and extracts metadata and text from different file types – it can identify more than 1400 file types. Tika has relation with Apache Nutch codebase. Tika has fork in Python too. Tika has different way of implementation on server to integrate with various blogging platforms and CMS (including WordPress). Here is How to Install Apache Tika on Ubuntu server. Tika is easy and light to install, indeed can be tested on Windows with Ubuntu bash running. Tika has a GUI when ran from desktop operating system.

 

How to Install Apache Tika on Ubuntu Server

 

We need latest Java Runtime Environment (JRE) and Maven. Java Development Kit (JDK) is usually needed to compile Java applications. Installing Java with apt :

Installing Java

This will install the Java Runtime Environment (JRE) with the following command:

If you need the Java Development Kit (JDK), then execute the following command. JDK contains the JRE, there are no disadvantages if you install the JDK instead of the JRE :

Oracle JDK is the official JDK; but no longer Oracle provides as default installation for Ubuntu. We can install with :

When there are multiple Java installations on your server, the Java version to use as default can be chosen with the following command:

You will get something like this :

Same goes for the Java compiler (javac), keytool, javadoc and jarsigner :

We can set JAVA_HOME environment, we will get the path of the installation for each from above example, like :

We can open file /etc/environment :

And add the appropiate line :

Reload and test :

Installing Maven

We actually have older guide to Install JDK 8 and Maven 3 on Ubuntu 14.04. Apache Maven is easy to install and has good official documentation :

In short, this is the way :

Now, just add the $PATH of that directory :

Add :

Save the file and run these :

Test :

You can see, how weak the official guides are.

Installing Apache Tika

This is official download site :

Download and uncompress :

Ten uncompress, install with Maven :

Finish. Now you can test Tika from the base directory of Tika :

This ends the tutorial.

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