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7Uses of Package org.apache.hadoop.util (Hadoop 0.20.1 API)
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83<H2>
84<B>Uses of Package<br>org.apache.hadoop.util</B></H2>
85</CENTER>
86
87<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
88<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
89<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
90Packages that use <A HREF="../../../../org/apache/hadoop/util/package-summary.html">org.apache.hadoop.util</A></FONT></TH>
91</TR>
92<TR BGCOLOR="white" CLASS="TableRowColor">
93<TD><A HREF="#org.apache.hadoop.contrib.index.mapred"><B>org.apache.hadoop.contrib.index.mapred</B></A></TD>
94<TD>&nbsp;&nbsp;</TD>
95</TR>
96<TR BGCOLOR="white" CLASS="TableRowColor">
97<TD><A HREF="#org.apache.hadoop.examples"><B>org.apache.hadoop.examples</B></A></TD>
98<TD>Hadoop example code.&nbsp;</TD>
99</TR>
100<TR BGCOLOR="white" CLASS="TableRowColor">
101<TD><A HREF="#org.apache.hadoop.examples.dancing"><B>org.apache.hadoop.examples.dancing</B></A></TD>
102<TD>This package is a distributed implementation of Knuth's <a
103href="http://en.wikipedia.org/wiki/Dancing_Links">dancing links</a>
104algorithm that can run under Hadoop.&nbsp;</TD>
105</TR>
106<TR BGCOLOR="white" CLASS="TableRowColor">
107<TD><A HREF="#org.apache.hadoop.examples.terasort"><B>org.apache.hadoop.examples.terasort</B></A></TD>
108<TD>This package consists of 3 map/reduce applications for Hadoop to
109compete in the annual <a
110href="http://www.hpl.hp.com/hosted/sortbenchmark" target="_top">terabyte sort</a>
111competition.&nbsp;</TD>
112</TR>
113<TR BGCOLOR="white" CLASS="TableRowColor">
114<TD><A HREF="#org.apache.hadoop.fs"><B>org.apache.hadoop.fs</B></A></TD>
115<TD>An abstract file system API.&nbsp;</TD>
116</TR>
117<TR BGCOLOR="white" CLASS="TableRowColor">
118<TD><A HREF="#org.apache.hadoop.fs.ftp"><B>org.apache.hadoop.fs.ftp</B></A></TD>
119<TD>&nbsp;&nbsp;</TD>
120</TR>
121<TR BGCOLOR="white" CLASS="TableRowColor">
122<TD><A HREF="#org.apache.hadoop.fs.kfs"><B>org.apache.hadoop.fs.kfs</B></A></TD>
123<TD>A client for the Kosmos filesystem (KFS)&nbsp;</TD>
124</TR>
125<TR BGCOLOR="white" CLASS="TableRowColor">
126<TD><A HREF="#org.apache.hadoop.fs.s3"><B>org.apache.hadoop.fs.s3</B></A></TD>
127<TD>A distributed, block-based implementation of <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs"><CODE>FileSystem</CODE></A> that uses <a href="http://aws.amazon.com/s3">Amazon S3</a>
128as a backing store.&nbsp;</TD>
129</TR>
130<TR BGCOLOR="white" CLASS="TableRowColor">
131<TD><A HREF="#org.apache.hadoop.fs.s3native"><B>org.apache.hadoop.fs.s3native</B></A></TD>
132<TD>
133A distributed implementation of <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs"><CODE>FileSystem</CODE></A> for reading and writing files on
134<a href="http://aws.amazon.com/s3">Amazon S3</a>.&nbsp;</TD>
135</TR>
136<TR BGCOLOR="white" CLASS="TableRowColor">
137<TD><A HREF="#org.apache.hadoop.io"><B>org.apache.hadoop.io</B></A></TD>
138<TD>Generic i/o code for use when reading and writing data to the network,
139to databases, and to files.&nbsp;</TD>
140</TR>
141<TR BGCOLOR="white" CLASS="TableRowColor">
142<TD><A HREF="#org.apache.hadoop.mapred"><B>org.apache.hadoop.mapred</B></A></TD>
143<TD>A software framework for easily writing applications which process vast
144amounts of data (multi-terabyte data-sets) parallelly on large clusters
145(thousands of nodes) built of commodity hardware in a reliable, fault-tolerant
146manner.&nbsp;</TD>
147</TR>
148<TR BGCOLOR="white" CLASS="TableRowColor">
149<TD><A HREF="#org.apache.hadoop.mapred.lib"><B>org.apache.hadoop.mapred.lib</B></A></TD>
150<TD>Library of generally useful mappers, reducers, and partitioners.&nbsp;</TD>
151</TR>
152<TR BGCOLOR="white" CLASS="TableRowColor">
153<TD><A HREF="#org.apache.hadoop.mapred.lib.db"><B>org.apache.hadoop.mapred.lib.db</B></A></TD>
154<TD>org.apache.hadoop.mapred.lib.db Package&nbsp;</TD>
155</TR>
156<TR BGCOLOR="white" CLASS="TableRowColor">
157<TD><A HREF="#org.apache.hadoop.mapred.pipes"><B>org.apache.hadoop.mapred.pipes</B></A></TD>
158<TD>Hadoop Pipes allows C++ code to use Hadoop DFS and map/reduce.&nbsp;</TD>
159</TR>
160<TR BGCOLOR="white" CLASS="TableRowColor">
161<TD><A HREF="#org.apache.hadoop.mapred.tools"><B>org.apache.hadoop.mapred.tools</B></A></TD>
162<TD>&nbsp;&nbsp;</TD>
163</TR>
164<TR BGCOLOR="white" CLASS="TableRowColor">
165<TD><A HREF="#org.apache.hadoop.mapreduce"><B>org.apache.hadoop.mapreduce</B></A></TD>
166<TD>&nbsp;&nbsp;</TD>
167</TR>
168<TR BGCOLOR="white" CLASS="TableRowColor">
169<TD><A HREF="#org.apache.hadoop.streaming"><B>org.apache.hadoop.streaming</B></A></TD>
170<TD><tt>Hadoop Streaming</tt> is a utility which allows users to create and run
171Map-Reduce jobs with any executables (e.g.&nbsp;</TD>
172</TR>
173<TR BGCOLOR="white" CLASS="TableRowColor">
174<TD><A HREF="#org.apache.hadoop.util"><B>org.apache.hadoop.util</B></A></TD>
175<TD>Common utilities.&nbsp;</TD>
176</TR>
177</TABLE>
178&nbsp;
179<P>
180<A NAME="org.apache.hadoop.contrib.index.mapred"><!-- --></A>
181<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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183<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
184Classes in <A HREF="../../../../org/apache/hadoop/util/package-summary.html">org.apache.hadoop.util</A> used by <A HREF="../../../../org/apache/hadoop/contrib/index/mapred/package-summary.html">org.apache.hadoop.contrib.index.mapred</A></FONT></TH>
185</TR>
186<TR BGCOLOR="white" CLASS="TableRowColor">
187<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Progressable.html#org.apache.hadoop.contrib.index.mapred"><B>Progressable</B></A></B>
188
189<BR>
190&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A facility for reporting progress.</TD>
191</TR>
192</TABLE>
193&nbsp;
194<P>
195<A NAME="org.apache.hadoop.examples"><!-- --></A>
196<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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202<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Tool.html#org.apache.hadoop.examples"><B>Tool</B></A></B>
203
204<BR>
205&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A tool interface that supports handling of generic command-line options.</TD>
206</TR>
207</TABLE>
208&nbsp;
209<P>
210<A NAME="org.apache.hadoop.examples.dancing"><!-- --></A>
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216<TR BGCOLOR="white" CLASS="TableRowColor">
217<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Tool.html#org.apache.hadoop.examples.dancing"><B>Tool</B></A></B>
218
219<BR>
220&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A tool interface that supports handling of generic command-line options.</TD>
221</TR>
222</TABLE>
223&nbsp;
224<P>
225<A NAME="org.apache.hadoop.examples.terasort"><!-- --></A>
226<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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228<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
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231<TR BGCOLOR="white" CLASS="TableRowColor">
232<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Progressable.html#org.apache.hadoop.examples.terasort"><B>Progressable</B></A></B>
233
234<BR>
235&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A facility for reporting progress.</TD>
236</TR>
237<TR BGCOLOR="white" CLASS="TableRowColor">
238<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Tool.html#org.apache.hadoop.examples.terasort"><B>Tool</B></A></B>
239
240<BR>
241&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A tool interface that supports handling of generic command-line options.</TD>
242</TR>
243</TABLE>
244&nbsp;
245<P>
246<A NAME="org.apache.hadoop.fs"><!-- --></A>
247<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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249<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
250Classes in <A HREF="../../../../org/apache/hadoop/util/package-summary.html">org.apache.hadoop.util</A> used by <A HREF="../../../../org/apache/hadoop/fs/package-summary.html">org.apache.hadoop.fs</A></FONT></TH>
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253<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Progressable.html#org.apache.hadoop.fs"><B>Progressable</B></A></B>
254
255<BR>
256&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A facility for reporting progress.</TD>
257</TR>
258<TR BGCOLOR="white" CLASS="TableRowColor">
259<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Shell.html#org.apache.hadoop.fs"><B>Shell</B></A></B>
260
261<BR>
262&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A base class for running a Unix command.</TD>
263</TR>
264<TR BGCOLOR="white" CLASS="TableRowColor">
265<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Tool.html#org.apache.hadoop.fs"><B>Tool</B></A></B>
266
267<BR>
268&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A tool interface that supports handling of generic command-line options.</TD>
269</TR>
270</TABLE>
271&nbsp;
272<P>
273<A NAME="org.apache.hadoop.fs.ftp"><!-- --></A>
274<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
275<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
276<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
277Classes in <A HREF="../../../../org/apache/hadoop/util/package-summary.html">org.apache.hadoop.util</A> used by <A HREF="../../../../org/apache/hadoop/fs/ftp/package-summary.html">org.apache.hadoop.fs.ftp</A></FONT></TH>
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279<TR BGCOLOR="white" CLASS="TableRowColor">
280<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Progressable.html#org.apache.hadoop.fs.ftp"><B>Progressable</B></A></B>
281
282<BR>
283&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A facility for reporting progress.</TD>
284</TR>
285</TABLE>
286&nbsp;
287<P>
288<A NAME="org.apache.hadoop.fs.kfs"><!-- --></A>
289<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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291<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
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294<TR BGCOLOR="white" CLASS="TableRowColor">
295<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Progressable.html#org.apache.hadoop.fs.kfs"><B>Progressable</B></A></B>
296
297<BR>
298&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A facility for reporting progress.</TD>
299</TR>
300</TABLE>
301&nbsp;
302<P>
303<A NAME="org.apache.hadoop.fs.s3"><!-- --></A>
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309<TR BGCOLOR="white" CLASS="TableRowColor">
310<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Progressable.html#org.apache.hadoop.fs.s3"><B>Progressable</B></A></B>
311
312<BR>
313&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A facility for reporting progress.</TD>
314</TR>
315<TR BGCOLOR="white" CLASS="TableRowColor">
316<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Tool.html#org.apache.hadoop.fs.s3"><B>Tool</B></A></B>
317
318<BR>
319&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A tool interface that supports handling of generic command-line options.</TD>
320</TR>
321</TABLE>
322&nbsp;
323<P>
324<A NAME="org.apache.hadoop.fs.s3native"><!-- --></A>
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331<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Progressable.html#org.apache.hadoop.fs.s3native"><B>Progressable</B></A></B>
332
333<BR>
334&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A facility for reporting progress.</TD>
335</TR>
336</TABLE>
337&nbsp;
338<P>
339<A NAME="org.apache.hadoop.io"><!-- --></A>
340<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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346<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Progress.html#org.apache.hadoop.io"><B>Progress</B></A></B>
347
348<BR>
349&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Utility to assist with generation of progress reports.</TD>
350</TR>
351<TR BGCOLOR="white" CLASS="TableRowColor">
352<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Progressable.html#org.apache.hadoop.io"><B>Progressable</B></A></B>
353
354<BR>
355&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A facility for reporting progress.</TD>
356</TR>
357</TABLE>
358&nbsp;
359<P>
360<A NAME="org.apache.hadoop.mapred"><!-- --></A>
361<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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365</TR>
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367<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/LineReader.html#org.apache.hadoop.mapred"><B>LineReader</B></A></B>
368
369<BR>
370&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A class that provides a line reader from an input stream.</TD>
371</TR>
372<TR BGCOLOR="white" CLASS="TableRowColor">
373<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Progress.html#org.apache.hadoop.mapred"><B>Progress</B></A></B>
374
375<BR>
376&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Utility to assist with generation of progress reports.</TD>
377</TR>
378<TR BGCOLOR="white" CLASS="TableRowColor">
379<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Progressable.html#org.apache.hadoop.mapred"><B>Progressable</B></A></B>
380
381<BR>
382&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A facility for reporting progress.</TD>
383</TR>
384<TR BGCOLOR="white" CLASS="TableRowColor">
385<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Tool.html#org.apache.hadoop.mapred"><B>Tool</B></A></B>
386
387<BR>
388&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A tool interface that supports handling of generic command-line options.</TD>
389</TR>
390</TABLE>
391&nbsp;
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393<A NAME="org.apache.hadoop.mapred.lib"><!-- --></A>
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395<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
396<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
397Classes in <A HREF="../../../../org/apache/hadoop/util/package-summary.html">org.apache.hadoop.util</A> used by <A HREF="../../../../org/apache/hadoop/mapred/lib/package-summary.html">org.apache.hadoop.mapred.lib</A></FONT></TH>
398</TR>
399<TR BGCOLOR="white" CLASS="TableRowColor">
400<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Progressable.html#org.apache.hadoop.mapred.lib"><B>Progressable</B></A></B>
401
402<BR>
403&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A facility for reporting progress.</TD>
404</TR>
405<TR BGCOLOR="white" CLASS="TableRowColor">
406<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Tool.html#org.apache.hadoop.mapred.lib"><B>Tool</B></A></B>
407
408<BR>
409&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A tool interface that supports handling of generic command-line options.</TD>
410</TR>
411</TABLE>
412&nbsp;
413<P>
414<A NAME="org.apache.hadoop.mapred.lib.db"><!-- --></A>
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419</TR>
420<TR BGCOLOR="white" CLASS="TableRowColor">
421<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Progressable.html#org.apache.hadoop.mapred.lib.db"><B>Progressable</B></A></B>
422
423<BR>
424&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A facility for reporting progress.</TD>
425</TR>
426</TABLE>
427&nbsp;
428<P>
429<A NAME="org.apache.hadoop.mapred.pipes"><!-- --></A>
430<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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436<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Tool.html#org.apache.hadoop.mapred.pipes"><B>Tool</B></A></B>
437
438<BR>
439&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A tool interface that supports handling of generic command-line options.</TD>
440</TR>
441</TABLE>
442&nbsp;
443<P>
444<A NAME="org.apache.hadoop.mapred.tools"><!-- --></A>
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448Classes in <A HREF="../../../../org/apache/hadoop/util/package-summary.html">org.apache.hadoop.util</A> used by <A HREF="../../../../org/apache/hadoop/mapred/tools/package-summary.html">org.apache.hadoop.mapred.tools</A></FONT></TH>
449</TR>
450<TR BGCOLOR="white" CLASS="TableRowColor">
451<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Tool.html#org.apache.hadoop.mapred.tools"><B>Tool</B></A></B>
452
453<BR>
454&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A tool interface that supports handling of generic command-line options.</TD>
455</TR>
456</TABLE>
457&nbsp;
458<P>
459<A NAME="org.apache.hadoop.mapreduce"><!-- --></A>
460<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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463Classes in <A HREF="../../../../org/apache/hadoop/util/package-summary.html">org.apache.hadoop.util</A> used by <A HREF="../../../../org/apache/hadoop/mapreduce/package-summary.html">org.apache.hadoop.mapreduce</A></FONT></TH>
464</TR>
465<TR BGCOLOR="white" CLASS="TableRowColor">
466<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Progressable.html#org.apache.hadoop.mapreduce"><B>Progressable</B></A></B>
467
468<BR>
469&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A facility for reporting progress.</TD>
470</TR>
471</TABLE>
472&nbsp;
473<P>
474<A NAME="org.apache.hadoop.streaming"><!-- --></A>
475<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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477<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
478Classes in <A HREF="../../../../org/apache/hadoop/util/package-summary.html">org.apache.hadoop.util</A> used by <A HREF="../../../../org/apache/hadoop/streaming/package-summary.html">org.apache.hadoop.streaming</A></FONT></TH>
479</TR>
480<TR BGCOLOR="white" CLASS="TableRowColor">
481<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/LineReader.html#org.apache.hadoop.streaming"><B>LineReader</B></A></B>
482
483<BR>
484&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A class that provides a line reader from an input stream.</TD>
485</TR>
486<TR BGCOLOR="white" CLASS="TableRowColor">
487<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Tool.html#org.apache.hadoop.streaming"><B>Tool</B></A></B>
488
489<BR>
490&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A tool interface that supports handling of generic command-line options.</TD>
491</TR>
492</TABLE>
493&nbsp;
494<P>
495<A NAME="org.apache.hadoop.util"><!-- --></A>
496<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
497<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
498<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
499Classes in <A HREF="../../../../org/apache/hadoop/util/package-summary.html">org.apache.hadoop.util</A> used by <A HREF="../../../../org/apache/hadoop/util/package-summary.html">org.apache.hadoop.util</A></FONT></TH>
500</TR>
501<TR BGCOLOR="white" CLASS="TableRowColor">
502<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/DataChecksum.html#org.apache.hadoop.util"><B>DataChecksum</B></A></B>
503
504<BR>
505&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This class provides inteface and utilities for processing checksums for
506 DFS data transfers.</TD>
507</TR>
508<TR BGCOLOR="white" CLASS="TableRowColor">
509<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/DiskChecker.DiskErrorException.html#org.apache.hadoop.util"><B>DiskChecker.DiskErrorException</B></A></B>
510
511<BR>
512&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
513</TR>
514<TR BGCOLOR="white" CLASS="TableRowColor">
515<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/IndexedSortable.html#org.apache.hadoop.util"><B>IndexedSortable</B></A></B>
516
517<BR>
518&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Interface for collections capable of being sorted by <A HREF="../../../../org/apache/hadoop/util/IndexedSorter.html" title="interface in org.apache.hadoop.util"><CODE>IndexedSorter</CODE></A>
519 algorithms.</TD>
520</TR>
521<TR BGCOLOR="white" CLASS="TableRowColor">
522<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/IndexedSorter.html#org.apache.hadoop.util"><B>IndexedSorter</B></A></B>
523
524<BR>
525&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Interface for sort algorithms accepting <A HREF="../../../../org/apache/hadoop/util/IndexedSortable.html" title="interface in org.apache.hadoop.util"><CODE>IndexedSortable</CODE></A> items.</TD>
526</TR>
527<TR BGCOLOR="white" CLASS="TableRowColor">
528<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/MemoryCalculatorPlugin.html#org.apache.hadoop.util"><B>MemoryCalculatorPlugin</B></A></B>
529
530<BR>
531&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Plugin to calculate virtual and physical memories on the system.</TD>
532</TR>
533<TR BGCOLOR="white" CLASS="TableRowColor">
534<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/ProcfsBasedProcessTree.html#org.apache.hadoop.util"><B>ProcfsBasedProcessTree</B></A></B>
535
536<BR>
537&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A Proc file-system based ProcessTree.</TD>
538</TR>
539<TR BGCOLOR="white" CLASS="TableRowColor">
540<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Progress.html#org.apache.hadoop.util"><B>Progress</B></A></B>
541
542<BR>
543&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Utility to assist with generation of progress reports.</TD>
544</TR>
545<TR BGCOLOR="white" CLASS="TableRowColor">
546<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Progressable.html#org.apache.hadoop.util"><B>Progressable</B></A></B>
547
548<BR>
549&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A facility for reporting progress.</TD>
550</TR>
551<TR BGCOLOR="white" CLASS="TableRowColor">
552<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Shell.html#org.apache.hadoop.util"><B>Shell</B></A></B>
553
554<BR>
555&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A base class for running a Unix command.</TD>
556</TR>
557<TR BGCOLOR="white" CLASS="TableRowColor">
558<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/StringUtils.TraditionalBinaryPrefix.html#org.apache.hadoop.util"><B>StringUtils.TraditionalBinaryPrefix</B></A></B>
559
560<BR>
561&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The traditional binary prefixes, kilo, mega, ..., exa,
562 which can be represented by a 64-bit integer.</TD>
563</TR>
564<TR BGCOLOR="white" CLASS="TableRowColor">
565<TD><B><A HREF="../../../../org/apache/hadoop/util/class-use/Tool.html#org.apache.hadoop.util"><B>Tool</B></A></B>
566
567<BR>
568&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A tool interface that supports handling of generic command-line options.</TD>
569</TR>
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