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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN""http://www.w3.org/TR/REC-html40/loose.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc on Wed May 28 07:44:02 EDT 2003 --><TITLE>PDU</TITLE><META NAME="keywords" CONTENT="org.netsnmp.PDU,PDU class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../stylesheet.css" TITLE="Style"></HEAD><SCRIPT>function asd(){parent.document.title="PDU";}</SCRIPT><BODY BGCOLOR="white" onload="asd();"><!-- ========== START OF NAVBAR ========== --><A NAME="navbar_top"><!-- --></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0"><TR><TD COLSPAN=3 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="../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="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="class-use/PDU.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM><a href="http://sourceforge.net"> <img src="http://sourceforge.net/sflogo.php?group_id=73136&type=5" width="210" height="62" border="0" alt="SourceForge.net Logo"></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../org/netsnmp/NetSNMPSyncSession.html"><B>PREV CLASS</B></A> <A HREF="../../org/netsnmp/PDU.entry.html"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../index.html" TARGET="_top"><B>FRAMES</B></A> <A HREF="PDU.html" TARGET="_top"><B>NO FRAMES</B></A> <SCRIPT> <!-- if(window==top) { document.writeln('<A HREF="../../allclasses-noframe.html" TARGET=""><B>All Classes</B></A>'); } //--></SCRIPT><NOSCRIPT><A HREF="../../allclasses-noframe.html" TARGET=""><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: <A HREF="#nested_class_summary">NESTED</A> | <A HREF="#field_summary">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A 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">org.netsnmp</FONT><BR>Class PDU</H2><PRE><A HREF="http://java.sun.com/j2se/1.3/docs/api/java/lang/Object.html">java.lang.Object</A> | +--<B>org.netsnmp.PDU</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD><A HREF="http://java.sun.com/j2se/1.3/docs/api/java/io/Serializable.html">Serializable</A></DD></DL><HR><DL><DT>public class <B>PDU</B><DT>extends <A HREF="http://java.sun.com/j2se/1.3/docs/api/java/lang/Object.html">Object</A><DT>implements <A HREF="http://java.sun.com/j2se/1.3/docs/api/java/io/Serializable.html">Serializable</A></DL><P>Primary Data Unit A message that sent to or received from a remote SNMP agent. <pre> import org.netsnmp.* ; class mySysRequest { <A HREF="../../org/netsnmp/NetSNMPSession.html"><CODE>NetSNMPSession</CODE></A> sess = new org.netsnmp.NetSNMPSession("remotehost", "community") ; <A HREF="../../org/netsnmp/PDU.html"><CODE>PDU</CODE></A> pdu = new PDU(NetSNMP.MSG_SET) ; final <A HREF="../../org/netsnmp/OID.html"><CODE>OID</CODE></A> oid = new DefaultOID("iso.org.dod.internet.mgmt.mib-2.system.sysDescr.0") ; <A HREF="../../org/netsnmp/NetSNMPAction.html"><CODE>NetSNMPAction</CODE></A> l = new NetSNMPAction { public boolean actionPerformed(int result, <A HREF="../../org/netsnmp/NetSNMPSession.html"><CODE>NetSNMPSession</CODE></A> sess, <A HREF="../../org/netsnmp/PDU.html"><CODE>PDU</CODE></A> receivedPDU, Object o) { } } } sess.addListener(l) ; pdu.addNullEntry(oid) ; sess.send(pdu, null) ; </pre><P><P><DL><DT><B>See Also:</B><DD><A HREF="../../serialized-form.html" TARGET="org.netsnmp.PDU">Serialized Form</A></DL><HR><P><!-- ======== NESTED CLASS SUMMARY ======== --><A NAME="nested_class_summary"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Nested Class Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static class</CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.entry.html">PDU.entry</A></B></CODE><BR> Entry of an individual data item.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static class</CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.PDU_COMMAND.html">PDU.PDU_COMMAND</A></B></CODE><BR> Typesafe enum for specific PDU_COMMANDS</TD></TR></TABLE> <!-- =========== 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> byte[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.html#agent_addr">agent_addr</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static int</CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.html#ASN_CONSTRUCTOR">ASN_CONSTRUCTOR</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static int</CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.html#ASN_CONTEXT">ASN_CONTEXT</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../org/netsnmp/OID.html">OID</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.html#enterprise">enterprise</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../org/netsnmp/PDU.entry.html">PDU.entry</A>[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.html#entries">entries</A></B></CODE><BR> </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="../../org/netsnmp/PDU.html#errIndex">errIndex</A></B></CODE><BR> </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="../../org/netsnmp/PDU.html#errStatus">errStatus</A></B></CODE><BR> </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="../../org/netsnmp/PDU.html#maxRepetitions">maxRepetitions</A></B></CODE><BR> </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="../../org/netsnmp/PDU.html#nonRepeaters">nonRepeaters</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected int</CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.html#requestID">requestID</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../org/netsnmp/PDU.PDU_COMMAND.html">PDU.PDU_COMMAND</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.html#SNMP_MSG_GET">SNMP_MSG_GET</A></B></CODE><BR> Command type to request values from a remote agent</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../org/netsnmp/PDU.PDU_COMMAND.html">PDU.PDU_COMMAND</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.html#SNMP_MSG_GETBULK">SNMP_MSG_GETBULK</A></B></CODE><BR> Command type to get 'bulk' repsonses from remote agents</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../org/netsnmp/PDU.PDU_COMMAND.html">PDU.PDU_COMMAND</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.html#SNMP_MSG_GETNEXT">SNMP_MSG_GETNEXT</A></B></CODE><BR> Command type to request the next object from a remote agent</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../org/netsnmp/PDU.PDU_COMMAND.html">PDU.PDU_COMMAND</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.html#SNMP_MSG_INFORM">SNMP_MSG_INFORM</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../org/netsnmp/PDU.PDU_COMMAND.html">PDU.PDU_COMMAND</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.html#SNMP_MSG_REPORT">SNMP_MSG_REPORT</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../org/netsnmp/PDU.PDU_COMMAND.html">PDU.PDU_COMMAND</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.html#SNMP_MSG_RESPONSE">SNMP_MSG_RESPONSE</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../org/netsnmp/PDU.PDU_COMMAND.html">PDU.PDU_COMMAND</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.html#SNMP_MSG_SET">SNMP_MSG_SET</A></B></CODE><BR> Command type to set values from a remote agent</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../org/netsnmp/PDU.PDU_COMMAND.html">PDU.PDU_COMMAND</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.html#SNMP_MSG_TRAP">SNMP_MSG_TRAP</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../org/netsnmp/PDU.PDU_COMMAND.html">PDU.PDU_COMMAND</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.html#SNMP_MSG_TRAP2">SNMP_MSG_TRAP2</A></B></CODE><BR> </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="../../org/netsnmp/PDU.html#specific_type">specific_type</A></B></CODE><BR> </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="../../org/netsnmp/PDU.html#time">time</A></B></CODE><BR> </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="../../org/netsnmp/PDU.html#trap_type">trap_type</A></B></CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../org/netsnmp/PDU.PDU_COMMAND.html">PDU.PDU_COMMAND</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.html#type">type</A></B></CODE><BR> </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="../../org/netsnmp/PDU.html#PDU()">PDU</A></B>()</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../org/netsnmp/PDU.html#PDU(org.netsnmp.PDU.PDU_COMMAND)">PDU</A></B>(<A HREF="../../org/netsnmp/PDU.PDU_COMMAND.html">PDU.PDU_COMMAND</A> t)</CODE><BR> </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> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.html#addEntry(int[], org.netsnmp.ASN.ASNValue)">addEntry</A></B>(int[] oidDescr, <A HREF="../../org/netsnmp/ASN/ASNValue.html">ASNValue</A> v)</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.html#addEntry(org.netsnmp.OID, org.netsnmp.ASN.ASNValue)">addEntry</A></B>(<A HREF="../../org/netsnmp/OID.html">OID</A> o, <A HREF="../../org/netsnmp/ASN/ASNValue.html">ASNValue</A> v)</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../org/netsnmp/OID.html">OID</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../org/netsnmp/PDU.html#addEntry(java.lang.String, org.netsnmp.ASN.ASNValue)">addEntry</A></B>(<A HREF="http://java.sun.com/j2se/1.3/docs/api/java/lang/String.html">String</A> desc, <A HREF="../../org/netsnmp/ASN/ASNValue.html">ASNValue</A> v)</CODE>⌨️ 快捷键说明
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