uriuniqfilter.html

用JAVA编写的,在做实验的时候留下来的,本来想删的,但是传上来,大家分享吧

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<B>Method Detail</B></FONT></TH>
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<A NAME="count()"><!-- --></A><H3>
count</H3>
<PRE>
long <B>count</B>()</PRE>
<DL>
<DD><DL>

<DT><B>Returns:</B><DD>Count of already seen URIs.</DL>
</DD>
</DL>
<HR>

<A NAME="pending()"><!-- --></A><H3>
pending</H3>
<PRE>
long <B>pending</B>()</PRE>
<DL>
<DD>Count of items added, but not yet filtered in or out. 
 
 Some implementations may buffer up large numbers of pending
 items to be evaluated in a later large batch/scan/merge with 
 disk files.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>Count of items added not yet evaluated</DL>
</DD>
</DL>
<HR>

<A NAME="setDestination(org.archive.crawler.datamodel.UriUniqFilter.HasUriReceiver)"><!-- --></A><H3>
setDestination</H3>
<PRE>
void <B>setDestination</B>(<A HREF="../../../../org/archive/crawler/datamodel/UriUniqFilter.HasUriReceiver.html" title="interface in org.archive.crawler.datamodel">UriUniqFilter.HasUriReceiver</A>&nbsp;receiver)</PRE>
<DL>
<DD>Receiver of uniq URIs.
 
 Items that have not been seen before are pass through to this object.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>receiver</CODE> - Object that will be passed items. Must implement
 HasUriReceiver interface.</DL>
</DD>
</DL>
<HR>

<A NAME="add(java.lang.String, org.archive.crawler.datamodel.CandidateURI)"><!-- --></A><H3>
add</H3>
<PRE>
void <B>add</B>(java.lang.String&nbsp;key,
         <A HREF="../../../../org/archive/crawler/datamodel/CandidateURI.html" title="class in org.archive.crawler.datamodel">CandidateURI</A>&nbsp;value)</PRE>
<DL>
<DD>Add given uri, if not already present.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>key</CODE> - Usually a canonicalized version of <code>value</code>.
 This is the key used doing lookups, forgets and insertions on the
 already included list.<DD><CODE>value</CODE> - item to add.</DL>
</DD>
</DL>
<HR>

<A NAME="addNow(java.lang.String, org.archive.crawler.datamodel.CandidateURI)"><!-- --></A><H3>
addNow</H3>
<PRE>
void <B>addNow</B>(java.lang.String&nbsp;key,
            <A HREF="../../../../org/archive/crawler/datamodel/CandidateURI.html" title="class in org.archive.crawler.datamodel">CandidateURI</A>&nbsp;value)</PRE>
<DL>
<DD>Immediately add uri.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>key</CODE> - Usually a canonicalized version of <code>uri</code>.
 This is the key used doing lookups, forgets and insertions on the
 already included list.<DD><CODE>value</CODE> - item to add.</DL>
</DD>
</DL>
<HR>

<A NAME="addForce(java.lang.String, org.archive.crawler.datamodel.CandidateURI)"><!-- --></A><H3>
addForce</H3>
<PRE>
void <B>addForce</B>(java.lang.String&nbsp;key,
              <A HREF="../../../../org/archive/crawler/datamodel/CandidateURI.html" title="class in org.archive.crawler.datamodel">CandidateURI</A>&nbsp;value)</PRE>
<DL>
<DD>Add given uri, all the way through to underlying destination, even 
 if already present.
 
 (Sometimes a URI must be fetched, or refetched, for example when
 DNS or robots info expires or the operator forces a refetch. A
 normal add() or addNow() would drop the URI without forwarding
 on once it is determmined to already be in the filter.)
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>key</CODE> - Usually a canonicalized version of <code>uri</code>.
 This is the key used doing lookups, forgets and insertions on the
 already included list.<DD><CODE>value</CODE> - item to add.</DL>
</DD>
</DL>
<HR>

<A NAME="note(java.lang.String)"><!-- --></A><H3>
note</H3>
<PRE>
void <B>note</B>(java.lang.String&nbsp;key)</PRE>
<DL>
<DD>Note item as seen, without passing through to receiver.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>key</CODE> - Usually a canonicalized version of an <code>URI</code>.
 This is the key used doing lookups, forgets and insertions on the
 already included list.</DL>
</DD>
</DL>
<HR>

<A NAME="forget(java.lang.String, org.archive.crawler.datamodel.CandidateURI)"><!-- --></A><H3>
forget</H3>
<PRE>
void <B>forget</B>(java.lang.String&nbsp;key,
            <A HREF="../../../../org/archive/crawler/datamodel/CandidateURI.html" title="class in org.archive.crawler.datamodel">CandidateURI</A>&nbsp;value)</PRE>
<DL>
<DD>Forget item was seen
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>key</CODE> - Usually a canonicalized version of an <code>URI</code>.
 This is the key used doing lookups, forgets and insertions on the
 already included list.<DD><CODE>value</CODE> - item to add.</DL>
</DD>
</DL>
<HR>

<A NAME="requestFlush()"><!-- --></A><H3>
requestFlush</H3>
<PRE>
long <B>requestFlush</B>()</PRE>
<DL>
<DD>Request that any pending items be added/dropped. Implementors
 may ignore the request if a flush would be too expensive/too 
 soon.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>Number added.</DL>
</DD>
</DL>
<HR>

<A NAME="close()"><!-- --></A><H3>
close</H3>
<PRE>
void <B>close</B>()</PRE>
<DL>
<DD>Close down any allocated resources.
 Makes sense calling this when checkpointing.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="setProfileLog(java.io.File)"><!-- --></A><H3>
setProfileLog</H3>
<PRE>
void <B>setProfileLog</B>(java.io.File&nbsp;logfile)</PRE>
<DL>
<DD>Set a File to receive a log for replay profiling.
<P>
<DD><DL>
</DL>
</DD>
</DL>
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