source: proiecte/HadoopJUnit/hadoop-0.20.1/docs/api/org/apache/hadoop/contrib/index/lucene/ShardWriter.html @ 120

Last change on this file since 120 was 120, checked in by (none), 14 years ago

Added the mail files for the Hadoop JUNit Project
  • Property svn:executable set to *
File size: 17.0 KB
Line 
1<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
2<!--NewPage-->
3<HTML>
4<HEAD>
5<!-- Generated by javadoc (build 1.6.0_07) on Tue Sep 01 20:56:59 UTC 2009 -->
6<TITLE>
7ShardWriter (Hadoop 0.20.1 API)
8</TITLE>
9
10<META NAME="date" CONTENT="2009-09-01">
11
12<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../../../stylesheet.css" TITLE="Style">
13
14<SCRIPT type="text/javascript">
15function windowTitle()
16{
17    if (location.href.indexOf('is-external=true') == -1) {
18        parent.document.title="ShardWriter (Hadoop 0.20.1 API)";
19    }
20}
21</SCRIPT>
22<NOSCRIPT>
23</NOSCRIPT>
24
25</HEAD>
26
27<BODY BGCOLOR="white" onload="windowTitle();">
28<HR>
29
30
31<!-- ========= START OF TOP NAVBAR ======= -->
32<A NAME="navbar_top"><!-- --></A>
33<A HREF="#skip-navbar_top" title="Skip navigation links"></A>
34<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY="">
35<TR>
36<TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1">
37<A NAME="navbar_top_firstrow"><!-- --></A>
38<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY="">
39  <TR ALIGN="center" VALIGN="top">
40  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A>&nbsp;</TD>
41  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A>&nbsp;</TD>
42  <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> &nbsp;<FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT>&nbsp;</TD>
43  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="class-use/ShardWriter.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A>&nbsp;</TD>
44  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A>&nbsp;</TD>
45  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A>&nbsp;</TD>
46  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A>&nbsp;</TD>
47  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A>&nbsp;</TD>
48  </TR>
49</TABLE>
50</TD>
51<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM>
52</EM>
53</TD>
54</TR>
55
56<TR>
57<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
58&nbsp;<A HREF="../../../../../../org/apache/hadoop/contrib/index/lucene/RAMDirectoryUtil.html" title="class in org.apache.hadoop.contrib.index.lucene"><B>PREV CLASS</B></A>&nbsp;
59&nbsp;NEXT CLASS</FONT></TD>
60<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
61  <A HREF="../../../../../../index.html?org/apache/hadoop/contrib/index/lucene/ShardWriter.html" target="_top"><B>FRAMES</B></A>  &nbsp;
62&nbsp;<A HREF="ShardWriter.html" target="_top"><B>NO FRAMES</B></A>  &nbsp;
63&nbsp;<SCRIPT type="text/javascript">
64  <!--
65  if(window==top) {
66    document.writeln('<A HREF="../../../../../../allclasses-noframe.html"><B>All Classes</B></A>');
67  }
68  //-->
69</SCRIPT>
70<NOSCRIPT>
71  <A HREF="../../../../../../allclasses-noframe.html"><B>All Classes</B></A>
72</NOSCRIPT>
73
74
75</FONT></TD>
76</TR>
77<TR>
78<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
79  SUMMARY:&nbsp;NESTED&nbsp;|&nbsp;FIELD&nbsp;|&nbsp;<A HREF="#constructor_summary">CONSTR</A>&nbsp;|&nbsp;<A HREF="#method_summary">METHOD</A></FONT></TD>
80<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
81DETAIL:&nbsp;FIELD&nbsp;|&nbsp;<A HREF="#constructor_detail">CONSTR</A>&nbsp;|&nbsp;<A HREF="#method_detail">METHOD</A></FONT></TD>
82</TR>
83</TABLE>
84<A NAME="skip-navbar_top"></A>
85<!-- ========= END OF TOP NAVBAR ========= -->
86
87<HR>
88<!-- ======== START OF CLASS DATA ======== -->
89<H2>
90<FONT SIZE="-1">
91org.apache.hadoop.contrib.index.lucene</FONT>
92<BR>
93Class ShardWriter</H2>
94<PRE>
95<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</A>
96  <IMG SRC="../../../../../../resources/inherit.gif" ALT="extended by "><B>org.apache.hadoop.contrib.index.lucene.ShardWriter</B>
97</PRE>
98<HR>
99<DL>
100<DT><PRE>public class <B>ShardWriter</B><DT>extends <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></DL>
101</PRE>
102
103<P>
104The initial version of an index is stored in the perm dir. Index files
105 created by newer versions are written to a temp dir on the local FS. After
106 successfully creating the new version in the temp dir, the shard writer
107 moves the new files to the perm dir and deletes the temp dir in close().
108<P>
109
110<P>
111<HR>
112
113<P>
114
115<!-- ======== CONSTRUCTOR SUMMARY ======== -->
116
117<A NAME="constructor_summary"><!-- --></A>
118<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
119<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
120<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
121<B>Constructor Summary</B></FONT></TH>
122</TR>
123<TR BGCOLOR="white" CLASS="TableRowColor">
124<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/contrib/index/lucene/ShardWriter.html#ShardWriter(org.apache.hadoop.fs.FileSystem, org.apache.hadoop.contrib.index.mapred.Shard, java.lang.String, org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration)">ShardWriter</A></B>(<A HREF="../../../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs">FileSystem</A>&nbsp;fs,
125            <A HREF="../../../../../../org/apache/hadoop/contrib/index/mapred/Shard.html" title="class in org.apache.hadoop.contrib.index.mapred">Shard</A>&nbsp;shard,
126            <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;tempDir,
127            <A HREF="../../../../../../org/apache/hadoop/contrib/index/mapred/IndexUpdateConfiguration.html" title="class in org.apache.hadoop.contrib.index.mapred">IndexUpdateConfiguration</A>&nbsp;iconf)</CODE>
128
129<BR>
130&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Constructor</TD>
131</TR>
132</TABLE>
133&nbsp;
134<!-- ========== METHOD SUMMARY =========== -->
135
136<A NAME="method_summary"><!-- --></A>
137<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
138<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
139<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
140<B>Method Summary</B></FONT></TH>
141</TR>
142<TR BGCOLOR="white" CLASS="TableRowColor">
143<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
144<CODE>&nbsp;void</CODE></FONT></TD>
145<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/contrib/index/lucene/ShardWriter.html#close()">close</A></B>()</CODE>
146
147<BR>
148&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Close the shard writer.</TD>
149</TR>
150<TR BGCOLOR="white" CLASS="TableRowColor">
151<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
152<CODE>&nbsp;void</CODE></FONT></TD>
153<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/contrib/index/lucene/ShardWriter.html#process(org.apache.hadoop.contrib.index.mapred.IntermediateForm)">process</A></B>(<A HREF="../../../../../../org/apache/hadoop/contrib/index/mapred/IntermediateForm.html" title="class in org.apache.hadoop.contrib.index.mapred">IntermediateForm</A>&nbsp;form)</CODE>
154
155<BR>
156&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Process an intermediate form by carrying out, on the Lucene instance of
157 the shard, the deletes and the inserts (a ram index) in the form.</TD>
158</TR>
159<TR BGCOLOR="white" CLASS="TableRowColor">
160<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
161<CODE>&nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD>
162<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/contrib/index/lucene/ShardWriter.html#toString()">toString</A></B>()</CODE>
163
164<BR>
165&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
166</TR>
167</TABLE>
168&nbsp;<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
169<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
170<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
171<TH ALIGN="left"><B>Methods inherited from class java.lang.<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></B></TH>
172</TR>
173<TR BGCOLOR="white" CLASS="TableRowColor">
174<TD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD>
175</TR>
176</TABLE>
177&nbsp;
178<P>
179
180<!-- ========= CONSTRUCTOR DETAIL ======== -->
181
182<A NAME="constructor_detail"><!-- --></A>
183<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
184<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
185<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
186<B>Constructor Detail</B></FONT></TH>
187</TR>
188</TABLE>
189
190<A NAME="ShardWriter(org.apache.hadoop.fs.FileSystem, org.apache.hadoop.contrib.index.mapred.Shard, java.lang.String, org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration)"><!-- --></A><H3>
191ShardWriter</H3>
192<PRE>
193public <B>ShardWriter</B>(<A HREF="../../../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs">FileSystem</A>&nbsp;fs,
194                   <A HREF="../../../../../../org/apache/hadoop/contrib/index/mapred/Shard.html" title="class in org.apache.hadoop.contrib.index.mapred">Shard</A>&nbsp;shard,
195                   <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;tempDir,
196                   <A HREF="../../../../../../org/apache/hadoop/contrib/index/mapred/IndexUpdateConfiguration.html" title="class in org.apache.hadoop.contrib.index.mapred">IndexUpdateConfiguration</A>&nbsp;iconf)
197            throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE>
198<DL>
199<DD>Constructor
200<P>
201<DL>
202<DT><B>Parameters:</B><DD><CODE>fs</CODE> - <DD><CODE>shard</CODE> - <DD><CODE>tempDir</CODE> - <DD><CODE>iconf</CODE> -
203<DT><B>Throws:</B>
204<DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL>
205</DL>
206
207<!-- ============ METHOD DETAIL ========== -->
208
209<A NAME="method_detail"><!-- --></A>
210<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
211<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
212<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
213<B>Method Detail</B></FONT></TH>
214</TR>
215</TABLE>
216
217<A NAME="process(org.apache.hadoop.contrib.index.mapred.IntermediateForm)"><!-- --></A><H3>
218process</H3>
219<PRE>
220public void <B>process</B>(<A HREF="../../../../../../org/apache/hadoop/contrib/index/mapred/IntermediateForm.html" title="class in org.apache.hadoop.contrib.index.mapred">IntermediateForm</A>&nbsp;form)
221             throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE>
222<DL>
223<DD>Process an intermediate form by carrying out, on the Lucene instance of
224 the shard, the deletes and the inserts (a ram index) in the form.
225<P>
226<DD><DL>
227<DT><B>Parameters:</B><DD><CODE>form</CODE> - the intermediate form containing deletes and a ram index
228<DT><B>Throws:</B>
229<DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL>
230</DD>
231</DL>
232<HR>
233
234<A NAME="close()"><!-- --></A><H3>
235close</H3>
236<PRE>
237public void <B>close</B>()
238           throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE>
239<DL>
240<DD>Close the shard writer. Optimize the Lucene instance of the shard before
241 closing if necessary, and copy the files created in the temp directory
242 to the permanent directory after closing.
243<P>
244<DD><DL>
245
246<DT><B>Throws:</B>
247<DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL>
248</DD>
249</DL>
250<HR>
251
252<A NAME="toString()"><!-- --></A><H3>
253toString</H3>
254<PRE>
255public <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>toString</B>()</PRE>
256<DL>
257<DD><DL>
258<DT><B>Overrides:</B><DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</A></CODE> in class <CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></CODE></DL>
259</DD>
260<DD><DL>
261</DL>
262</DD>
263</DL>
264<!-- ========= END OF CLASS DATA ========= -->
265<HR>
266
267
268<!-- ======= START OF BOTTOM NAVBAR ====== -->
269<A NAME="navbar_bottom"><!-- --></A>
270<A HREF="#skip-navbar_bottom" title="Skip navigation links"></A>
271<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY="">
272<TR>
273<TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1">
274<A NAME="navbar_bottom_firstrow"><!-- --></A>
275<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY="">
276  <TR ALIGN="center" VALIGN="top">
277  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A>&nbsp;</TD>
278  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A>&nbsp;</TD>
279  <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> &nbsp;<FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT>&nbsp;</TD>
280  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="class-use/ShardWriter.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A>&nbsp;</TD>
281  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A>&nbsp;</TD>
282  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A>&nbsp;</TD>
283  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A>&nbsp;</TD>
284  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A>&nbsp;</TD>
285  </TR>
286</TABLE>
287</TD>
288<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM>
289</EM>
290</TD>
291</TR>
292
293<TR>
294<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
295&nbsp;<A HREF="../../../../../../org/apache/hadoop/contrib/index/lucene/RAMDirectoryUtil.html" title="class in org.apache.hadoop.contrib.index.lucene"><B>PREV CLASS</B></A>&nbsp;
296&nbsp;NEXT CLASS</FONT></TD>
297<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
298  <A HREF="../../../../../../index.html?org/apache/hadoop/contrib/index/lucene/ShardWriter.html" target="_top"><B>FRAMES</B></A>  &nbsp;
299&nbsp;<A HREF="ShardWriter.html" target="_top"><B>NO FRAMES</B></A>  &nbsp;
300&nbsp;<SCRIPT type="text/javascript">
301  <!--
302  if(window==top) {
303    document.writeln('<A HREF="../../../../../../allclasses-noframe.html"><B>All Classes</B></A>');
304  }
305  //-->
306</SCRIPT>
307<NOSCRIPT>
308  <A HREF="../../../../../../allclasses-noframe.html"><B>All Classes</B></A>
309</NOSCRIPT>
310
311
312</FONT></TD>
313</TR>
314<TR>
315<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
316  SUMMARY:&nbsp;NESTED&nbsp;|&nbsp;FIELD&nbsp;|&nbsp;<A HREF="#constructor_summary">CONSTR</A>&nbsp;|&nbsp;<A HREF="#method_summary">METHOD</A></FONT></TD>
317<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
318DETAIL:&nbsp;FIELD&nbsp;|&nbsp;<A HREF="#constructor_detail">CONSTR</A>&nbsp;|&nbsp;<A HREF="#method_detail">METHOD</A></FONT></TD>
319</TR>
320</TABLE>
321<A NAME="skip-navbar_bottom"></A>
322<!-- ======== END OF BOTTOM NAVBAR ======= -->
323
324<HR>
325Copyright &copy; 2009 The Apache Software Foundation
326</BODY>
327</HTML>
Note: See TracBrowser for help on using the repository browser.