Implementation of Dijkstra's algorithm

java
Hello, there!
The services of a specialist in Dijkstra's algorithm are required. Java Java
Task:
(1) Execution of the program using attached files
(2) the program must work with the bgp packet
(3) read the graph.txt file,
(4) read two dots when the “search” button is pressed,
5) look for a short path from the first point (vertex) to the last point (vertex),
6) display all points visited,
(7) display the shortest path from the starting point to the last point