frontierhoststatistics.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc (build 1.5.0_07) on Sun May 06 17:59:53 GMT 2007 --><TITLE>FrontierHostStatistics (Heritrix 1.12.1)</TITLE><META NAME="keywords" CONTENT="org.archive.crawler.framework.FrontierHostStatistics interface"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="FrontierHostStatistics (Heritrix 1.12.1)";}</SCRIPT><NOSCRIPT></NOSCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <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/FrontierHostStatistics.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></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../org/archive/crawler/framework/Frontier.FrontierGroup.html" title="interface in org.archive.crawler.framework"><B>PREV CLASS</B></A> <A HREF="../../../../org/archive/crawler/framework/FrontierMarker.html" title="interface in org.archive.crawler.framework"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../index.html?org/archive/crawler/framework/FrontierHostStatistics.html" target="_top"><B>FRAMES</B></A> <A HREF="FrontierHostStatistics.html" target="_top"><B>NO FRAMES</B></A> <SCRIPT type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A>'); } //--></SCRIPT><NOSCRIPT> <A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: NESTED | <A HREF="#field_summary">FIELD</A> | CONSTR | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: <A HREF="#field_detail">FIELD</A> | CONSTR | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">org.archive.crawler.framework</FONT><BR>Interface FrontierHostStatistics</H2><HR><DL><DT><PRE>public interface <B>FrontierHostStatistics</B></DL></PRE><P>An optional interface the Frontiers can implement to provide information about specific hosts. <p>Some URIFrontier implmentations will want to provide a number of statistics relating to the progress of particular hosts. This only applies to those Frontiers whose internal structure uses hosts to split up the workload and (for example) implement politeness. Some other Frontiers may also provide this info based on calculations. <ul> <li> <A HREF="../../../../org/archive/crawler/framework/FrontierHostStatistics.html#activeHosts()"><CODE>Active hosts</CODE></A> <li> <A HREF="../../../../org/archive/crawler/framework/FrontierHostStatistics.html#inactiveHosts()"><CODE>Inactive hosts</CODE></A> <li> <A HREF="../../../../org/archive/crawler/framework/FrontierHostStatistics.html#deferredHosts()"><CODE>deferred hosts</CODE></A> <li> <A HREF="../../../../org/archive/crawler/framework/FrontierHostStatistics.html#inProcessHosts()"><CODE>In process hosts</CODE></A> <li> <A HREF="../../../../org/archive/crawler/framework/FrontierHostStatistics.html#readyHosts()"><CODE>Ready hosts</CODE></A> <li> <A HREF="../../../../org/archive/crawler/framework/FrontierHostStatistics.html#hostStatus(java.lang.String)"><CODE>Host status</CODE></A> </ul><P><P><DL><DT><B>Author:</B></DT> <DD>Kristinn Sigurdsson</DD><DT><B>See Also:</B><DD><A HREF="../../../../org/archive/crawler/framework/Frontier.html" title="interface in org.archive.crawler.framework"><CODE>Frontier</CODE></A></DL><HR><P><!-- =========== FIELD SUMMARY =========== --><A NAME="field_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Field Summary</B></FONT></TH></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/archive/crawler/framework/FrontierHostStatistics.html#HOST_DEFERRED">HOST_DEFERRED</A></B></CODE><BR> Host has been deferred for some amount of time, will become ready once once that time has elapsed.</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/archive/crawler/framework/FrontierHostStatistics.html#HOST_INACTIVE">HOST_INACTIVE</A></B></CODE><BR> Host has been encountered and all availible URIs for it have been processed already.</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/archive/crawler/framework/FrontierHostStatistics.html#HOST_INPROCESS">HOST_INPROCESS</A></B></CODE><BR> Host has URIs currently being proessed.</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/archive/crawler/framework/FrontierHostStatistics.html#HOST_READY">HOST_READY</A></B></CODE><BR> Host has URIs ready to be emited.</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/archive/crawler/framework/FrontierHostStatistics.html#HOST_UNKNOWN">HOST_UNKNOWN</A></B></CODE><BR> Host has not been encountered by the Frontier, or has been encountered but has been inactive so long that it has expired.</TD></TR></TABLE> <!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Method Summary</B></FONT></TH></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/archive/crawler/framework/FrontierHostStatistics.html#activeHosts()">activeHosts</A></B>()</CODE><BR> Total number of hosts that are currently active.</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/archive/crawler/framework/FrontierHostStatistics.html#deferredHosts()">deferredHosts</A></B>()</CODE><BR> Total number of deferred hosts.</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/archive/crawler/framework/FrontierHostStatistics.html#hostStatus(java.lang.String)">hostStatus</A></B>(java.lang.String host)</CODE><BR> Get the status of a host.</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/archive/crawler/framework/FrontierHostStatistics.html#inactiveHosts()">inactiveHosts</A></B>()</CODE><BR> Total number of inactive hosts.</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/archive/crawler/framework/FrontierHostStatistics.html#inProcessHosts()">inProcessHosts</A></B>()</CODE><BR> Total number of hosts with URIs in process.</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/archive/crawler/framework/FrontierHostStatistics.html#readyHosts()">readyHosts</A></B>()</CODE><BR> Total number of hosts that have a URI ready for processing.</TD></TR></TABLE> <P><!-- ============ FIELD DETAIL =========== --><A NAME="field_detail"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"><B>Field Detail</B></FONT></TH></TR></TABLE><A NAME="HOST_UNKNOWN"><!-- --></A><H3>HOST_UNKNOWN</H3><PRE>static final int <B>HOST_UNKNOWN</B></PRE><DL>⌨️ 快捷键说明
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