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52 lines
1.1 KiB
Java
52 lines
1.1 KiB
Java
// CSMASdu.java
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package protocol; // protocol package
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import support.*; // import Jasper support classes
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/**
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This is the class that defines (de)multiplexer service messages.
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@author Kenneth J. Turner
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@version 1.0 (24th July 2010, KJT): initial version
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*/
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public class CSMASdu extends PDU {
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/** Service SDU type */
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public final static String DATA = "DATA";
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/** Service retry limit failure */
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public final static String FAIL = "FAIL";
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/**
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Constructor for a source/sink service message.
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@param type SDU type
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@param sdu SDU data
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*/
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public CSMASdu(String type, String sdu) {
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super(type); // construct with type
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this.sdu = sdu; // set SDU data
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}
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/**
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Return the label for an arrow representing a (de)multiplexer SDU in a time
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sequence diagram.
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@return the label name
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*/
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public String getLabel() {
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return(type + "(" + sdu + ")");
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}
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/**
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Convert SDU to string.
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*/
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public String toString() {
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return("SDU <Type " + type + ", Data " + sdu + ">");
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}
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}
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