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71 lines
1.2 KiB
Java
71 lines
1.2 KiB
Java
// STACKSdu.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 SDUs for a protocol stack.
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@author Kenneth J. Turner
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@version 1.0 (23rd July 2010, KJT): initial version
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*/
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public class STACKSdu extends PDU {
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/** Service SDU type */
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public final static String TYPE = "DATA";
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/** Service message */
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public String sdu;
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/**
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Constructor for a source/sink service message.
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@param sdu SDU data
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*/
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public STACKSdu(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 protocol stack 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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Return the SDU.
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@return SDU
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*/
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public String getSDU() {
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return(sdu);
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}
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/**
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Return the SDU.
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@param sdu SDU
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*/
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public void setSDU(String sdu) {
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this.sdu = sdu;
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}
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/**
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Convert SDU to string.
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@return SDU as 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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