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69 lines
2.2 KiB
Java
69 lines
2.2 KiB
Java
4 years ago
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// STACK.java
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package protocol; // protocol package
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import java.util.*; // import Java utility classes
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import support.*; // import Jasper support classes
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/**
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This is the main class for simulation of a protocol stack.
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@author Kenneth J. Turner
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@version 1.0 (20th July 2010, KJT): initial version
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*/
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public class STACK extends Protocol {
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/** Application layer */
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private STACKApplication userA;
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/** Transport layer */
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private STACKTransport userB;
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/** Network layer */
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private STACKNetwork userC;
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/** Data link layer */
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private STACKDataLink userD;
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/** Physical layer */
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private STACKPhysical userE;
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/** Medium */
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private STACKMedium medium;
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/**
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Constructor for a STACK object.
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*/
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public STACK() {
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userA = new STACKApplication("Application");// create application layer
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userB = new STACKTransport("Transport"); // create transport layer
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userC = new STACKNetwork("Network"); // create network layer
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userD = new STACKDataLink("Data Link"); // create data link layer
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userE = new STACKPhysical("Physical"); // create physical layer
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medium = new STACKMedium(); // create medium
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userA.setProvider(userB); // set application->transport
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userB.setProvider(userC); // set transport->network
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userC.setProvider(userD); // set network->data link
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userD.setProvider(userE); // set data link->physical
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userE.setProvider(medium); // set physical->medium
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userB.setUser(userA); // set transport->application
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userC.setUser(userB); // set network->transport
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userD.setUser(userC); // set data link->network
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userE.setUser(userD); // set physical->data link
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medium.setUser(userE); // set medium->physical
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entities = new Vector<ProtocolEntity>(); // create entity list
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entities.addElement(userA); // add application layer
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entities.addElement(userB); // add transport layer
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entities.addElement(userC); // add network layer
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entities.addElement(userD); // add data link layer
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entities.addElement(userE); // add physical layer
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entities.addElement(medium); // add medium
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}
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}
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