JPlot

plotting graph using java, this program is the demostration of the observer pattern in java.

Pattern Used

Observer - it is the Behavioral Pattern

What is Observer Pattern?

The observer pattern is a software design pattern in which an object, called the subject, maintains a list of its dependents, called observers, and notifies them automatically of any state changes, usually by calling one of their methods. It is mainly used to implement distributed event handling systems.

Src: http://en.wikipedia.org/wiki/Observer_pattern

More Resource:

• http://javadesign-patterns.blogspot.com/p/page22.html
• http://www.oodesign.com/observer-pattern.html

Requirements to run

• JRE
• JDK

The program is compiled with OpenJDK 7

$java -version
 
 java version "1.7.0_51" 
 OpenJDK Runtime Environment (IcedTea 2.4.4) (7u51-2.4.4-0ubuntu0.13.10.1) 
 OpenJDK 64-Bit Server VM (build 24.45-b08, mixed mode)

Uses

• Java Swing components - JTextField, JButton, JFrame, JTable, etc.
• JPanel is used as a graph

GraphPanel is the observer class which plot the points in panel

TablePanel is the observer class which show tht data in tabular format

Run

$ make

Enjoy