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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Frameset//EN""http://www.w3.org/TR/REC-html40/frameset.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc on Thu Sep 14 11:15:58 JST 2000 --><TITLE>: Class UDPPacket</TITLE><LINK REL ="stylesheet" TYPE="text/css" HREF="../stylesheet.css" TITLE="Style"></HEAD><BODY BGCOLOR="white"><!-- ========== START OF NAVBAR ========== --><A NAME="navbar_top"><!-- --></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0"><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3"> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT ID="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT 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HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: <A HREF="#field_detail">FIELD</A> | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><!-- =========== END OF NAVBAR =========== --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">jpcap</FONT><BR>Class UDPPacket</H2><PRE>java.lang.Object | +--<A HREF="../jpcap/Packet.html">jpcap.Packet</A> | +--<A HREF="../jpcap/IPPacket.html">jpcap.IPPacket</A> | +--<B>jpcap.UDPPacket</B></PRE><HR><DL><DT>public class <B>UDPPacket</B><DT>extends <A HREF="../jpcap/IPPacket.html">IPPacket</A></DL><P>This class represents UDP packet.<P><HR><P><!-- ======== INNER CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><A NAME="field_summary"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Field Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> int</CODE></FONT></TD><TD><CODE><B><A HREF="../jpcap/UDPPacket.html#dst_port">dst_port</A></B></CODE><BR> Destination port number</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> int</CODE></FONT></TD><TD><CODE><B><A HREF="../jpcap/UDPPacket.html#length">length</A></B></CODE><BR> Packet length</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> int</CODE></FONT></TD><TD><CODE><B><A HREF="../jpcap/UDPPacket.html#src_port">src_port</A></B></CODE><BR> Source port number</TD></TR></TABLE> <A NAME="fields_inherited_from_class_jpcap.IPPacket"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Fields inherited from class jpcap.<A HREF="../jpcap/IPPacket.html">IPPacket</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../jpcap/IPPacket.html#d_flag">d_flag</A>, <A HREF="../jpcap/IPPacket.html#dont_frag">dont_frag</A>, <A HREF="../jpcap/IPPacket.html#dst_ip">dst_ip</A>, <A HREF="../jpcap/IPPacket.html#flow_label">flow_label</A>, <A HREF="../jpcap/IPPacket.html#hop_limit">hop_limit</A>, <A HREF="../jpcap/IPPacket.html#ident">ident</A>, <A HREF="../jpcap/IPPacket.html#length">length</A>, <A HREF="../jpcap/IPPacket.html#more_frag">more_frag</A>, <A HREF="../jpcap/IPPacket.html#offset">offset</A>, <A HREF="../jpcap/IPPacket.html#options">options</A>, <A HREF="../jpcap/IPPacket.html#priority">priority</A>, <A HREF="../jpcap/IPPacket.html#protocol">protocol</A>, <A HREF="../jpcap/IPPacket.html#r_flag">r_flag</A>, <A HREF="../jpcap/IPPacket.html#rsv_frag">rsv_frag</A>, <A HREF="../jpcap/IPPacket.html#src_ip">src_ip</A>, <A HREF="../jpcap/IPPacket.html#t_flag">t_flag</A>, <A HREF="../jpcap/IPPacket.html#version">version</A></CODE></TD></TR></TABLE> <A NAME="fields_inherited_from_class_jpcap.Packet"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Fields inherited from class jpcap.<A HREF="../jpcap/Packet.html">Packet</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../jpcap/Packet.html#caplen">caplen</A>, <A HREF="../jpcap/Packet.html#data">data</A>, <A HREF="../jpcap/Packet.html#datalink">datalink</A>, <A HREF="../jpcap/Packet.html#sec">sec</A>, <A HREF="../jpcap/Packet.html#usec">usec</A></CODE></TD></TR></TABLE> <!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_summary"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Constructor Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../jpcap/UDPPacket.html#UDPPacket(int, int)">UDPPacket</A></B>(int src_port, int dst_port)</CODE><BR> Create the object of a UDP packet</TD></TR></TABLE> <!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Method Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.lang.String</CODE></FONT></TD><TD><CODE><B><A HREF="../jpcap/UDPPacket.html#toString()">toString</A></B>()</CODE><BR> Convert this object to String.<BR> <BR> src_port > dst_port</TD></TR></TABLE> <A NAME="methods_inherited_from_class_jpcap.IPPacket"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods inherited from class jpcap.<A HREF="../jpcap/IPPacket.html">IPPacket</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../jpcap/IPPacket.html#setIPv4Parameter(int, boolean, boolean, boolean, boolean, boolean, boolean, int, int, int, int, jpcap.IPAddress, jpcap.IPAddress)">setIPv4Parameter</A>, <A HREF="../jpcap/IPPacket.html#setIPv6Parameter(int, int, int, int, jpcap.IPAddress, jpcap.IPAddress)">setIPv6Parameter</A></CODE></TD></TR></TABLE> <A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods inherited from class java.lang.Object</B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE>equals, getClass, hashCode, notify, notifyAll, wait, wait, wait</CODE></TD></TR></TABLE> <P><!-- ============ FIELD DETAIL =========== --><A NAME="field_detail"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=1><FONT SIZE="+2"><B>Field Detail</B></FONT></TD></TR></TABLE><A NAME="src_port"><!-- --></A><H3>src_port</H3><PRE>public int <B>src_port</B></PRE><DL><DD>Source port number</DL><HR><A NAME="dst_port"><!-- --></A><H3>dst_port</H3><PRE>public int <B>dst_port</B></PRE><DL><DD>Destination port number</DL><HR><A NAME="length"><!-- --></A><H3>length</H3><PRE>public int <B>length</B></PRE><DL><DD>Packet length</DL><!-- ========= CONSTRUCTOR DETAIL ======== --><A NAME="constructor_detail"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=1><FONT SIZE="+2"><B>Constructor Detail</B></FONT></TD></TR></TABLE><A NAME="UDPPacket(int, int)"><!-- --></A><H3>UDPPacket</H3><PRE>public <B>UDPPacket</B>(int src_port, int dst_port)</PRE><DL><DD>Create the object of a UDP packet<DD><DL><DT><B>Parameters:</B><DD><CODE>src_port</CODE> - Source port number<DD><CODE>dst_port</CODE> - Destination port number</DL></DD></DL><!-- ============ METHOD DETAIL ========== --><A NAME="method_detail"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=1><FONT SIZE="+2"><B>Method Detail</B></FONT></TD></TR></TABLE><A NAME="toString()"><!-- --></A><H3>toString</H3><PRE>public java.lang.String <B>toString</B>()</PRE><DL><DD>Convert this object to String.<BR> <BR> src_port > dst_port<DD><DL><DT><B>Overrides:</B><DD><A HREF="../jpcap/IPPacket.html#toString()">toString</A> in class <A HREF="../jpcap/IPPacket.html">IPPacket</A></DL></DD></DL><!-- ========= END OF CLASS DATA ========= --><HR><!-- ========== START OF NAVBAR ========== --><A NAME="navbar_bottom"><!-- --></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0"><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_bottom_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3"> <TR ALIGN="center" 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