The Java Development Kit (JDK) is a collection of tools around the well-known Java programming language comes to the computer.The free application aimed primarily at software developers.
The package includes first, the Java run-time environment, as it is now installed by default on most computers and can be run with Java applications. It has more developer features and is independent of the normal version of the JRE installed. In addition, the Java Development Kit comes with more than 20 utilities for developing own software. With this source code is compiled, signed applications, testing applets and Java archives created or program documentation.
The Java Development Kit is the most widely used Java development tool and an indispensable companion for Java programmers. Normal users are using the standard Java but well served.