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7ChecksumFileSystem (Hadoop 0.20.1 API)
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79  SUMMARY:&nbsp;<A HREF="#nested_classes_inherited_from_class_org.apache.hadoop.fs.FileSystem">NESTED</A>&nbsp;|&nbsp;<A HREF="#fields_inherited_from_class_org.apache.hadoop.fs.FilterFileSystem">FIELD</A>&nbsp;|&nbsp;<A HREF="#constructor_summary">CONSTR</A>&nbsp;|&nbsp;<A HREF="#method_summary">METHOD</A></FONT></TD>
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91org.apache.hadoop.fs</FONT>
92<BR>
93Class ChecksumFileSystem</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 "><A HREF="../../../../org/apache/hadoop/conf/Configured.html" title="class in org.apache.hadoop.conf">org.apache.hadoop.conf.Configured</A>
97      <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs">org.apache.hadoop.fs.FileSystem</A>
98          <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html" title="class in org.apache.hadoop.fs">org.apache.hadoop.fs.FilterFileSystem</A>
99              <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><B>org.apache.hadoop.fs.ChecksumFileSystem</B>
100</PRE>
101<DL>
102<DT><B>All Implemented Interfaces:</B> <DD><A HREF="http://java.sun.com/javase/6/docs/api/java/io/Closeable.html?is-external=true" title="class or interface in java.io">Closeable</A>, <A HREF="../../../../org/apache/hadoop/conf/Configurable.html" title="interface in org.apache.hadoop.conf">Configurable</A></DD>
103</DL>
104<DL>
105<DT><B>Direct Known Subclasses:</B> <DD><A HREF="../../../../org/apache/hadoop/fs/InMemoryFileSystem.html" title="class in org.apache.hadoop.fs">InMemoryFileSystem</A>, <A HREF="../../../../org/apache/hadoop/fs/LocalFileSystem.html" title="class in org.apache.hadoop.fs">LocalFileSystem</A></DD>
106</DL>
107<HR>
108<DL>
109<DT><PRE>public abstract class <B>ChecksumFileSystem</B><DT>extends <A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html" title="class in org.apache.hadoop.fs">FilterFileSystem</A></DL>
110</PRE>
111
112<P>
113Abstract Checksumed FileSystem.
114 It provide a basice implementation of a Checksumed FileSystem,
115 which creates a checksum file for each raw file.
116 It generates & verifies checksums at the client side.
117<P>
118
119<P>
120<HR>
121
122<P>
123<!-- ======== NESTED CLASS SUMMARY ======== -->
124
125<A NAME="nested_class_summary"><!-- --></A>
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128<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
129<B>Nested Class Summary</B></FONT></TH>
130</TR>
131</TABLE>
132&nbsp;<A NAME="nested_classes_inherited_from_class_org.apache.hadoop.fs.FileSystem"><!-- --></A>
133<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
134<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
135<TH ALIGN="left"><B>Nested classes/interfaces inherited from class org.apache.hadoop.fs.<A HREF="../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs">FileSystem</A></B></TH>
136</TR>
137<TR BGCOLOR="white" CLASS="TableRowColor">
138<TD><CODE><A HREF="../../../../org/apache/hadoop/fs/FileSystem.Statistics.html" title="class in org.apache.hadoop.fs">FileSystem.Statistics</A></CODE></TD>
139</TR>
140</TABLE>
141&nbsp;
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148<B>Field Summary</B></FONT></TH>
149</TR>
150</TABLE>
151&nbsp;<A NAME="fields_inherited_from_class_org.apache.hadoop.fs.FilterFileSystem"><!-- --></A>
152<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
153<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
154<TH ALIGN="left"><B>Fields inherited from class org.apache.hadoop.fs.<A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html" title="class in org.apache.hadoop.fs">FilterFileSystem</A></B></TH>
155</TR>
156<TR BGCOLOR="white" CLASS="TableRowColor">
157<TD><CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#fs">fs</A></CODE></TD>
158</TR>
159</TABLE>
160&nbsp;<A NAME="fields_inherited_from_class_org.apache.hadoop.fs.FileSystem"><!-- --></A>
161<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
162<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
163<TH ALIGN="left"><B>Fields inherited from class org.apache.hadoop.fs.<A HREF="../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs">FileSystem</A></B></TH>
164</TR>
165<TR BGCOLOR="white" CLASS="TableRowColor">
166<TD><CODE><A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#LOG">LOG</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#statistics">statistics</A></CODE></TD>
167</TR>
168</TABLE>
169&nbsp;
170<!-- ======== CONSTRUCTOR SUMMARY ======== -->
171
172<A NAME="constructor_summary"><!-- --></A>
173<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
174<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
175<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
176<B>Constructor Summary</B></FONT></TH>
177</TR>
178<TR BGCOLOR="white" CLASS="TableRowColor">
179<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#ChecksumFileSystem(org.apache.hadoop.fs.FileSystem)">ChecksumFileSystem</A></B>(<A HREF="../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs">FileSystem</A>&nbsp;fs)</CODE>
180
181<BR>
182&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
183</TR>
184</TABLE>
185&nbsp;
186<!-- ========== METHOD SUMMARY =========== -->
187
188<A NAME="method_summary"><!-- --></A>
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190<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
191<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
192<B>Method Summary</B></FONT></TH>
193</TR>
194<TR BGCOLOR="white" CLASS="TableRowColor">
195<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
196<CODE>&nbsp;<A HREF="../../../../org/apache/hadoop/fs/FSDataOutputStream.html" title="class in org.apache.hadoop.fs">FSDataOutputStream</A></CODE></FONT></TD>
197<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#append(org.apache.hadoop.fs.Path, int, org.apache.hadoop.util.Progressable)">append</A></B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;f,
198       int&nbsp;bufferSize,
199       <A HREF="../../../../org/apache/hadoop/util/Progressable.html" title="interface in org.apache.hadoop.util">Progressable</A>&nbsp;progress)</CODE>
200
201<BR>
202&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Append to an existing file (optional operation).</TD>
203</TR>
204<TR BGCOLOR="white" CLASS="TableRowColor">
205<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
206<CODE>&nbsp;void</CODE></FONT></TD>
207<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#completeLocalOutput(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)">completeLocalOutput</A></B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;fsOutputFile,
208                    <A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;tmpLocalFile)</CODE>
209
210<BR>
211&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Called when we're all done writing to the target.</TD>
212</TR>
213<TR BGCOLOR="white" CLASS="TableRowColor">
214<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
215<CODE>&nbsp;void</CODE></FONT></TD>
216<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#copyFromLocalFile(boolean, org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)">copyFromLocalFile</A></B>(boolean&nbsp;delSrc,
217                  <A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;src,
218                  <A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;dst)</CODE>
219
220<BR>
221&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The src file is on the local disk.</TD>
222</TR>
223<TR BGCOLOR="white" CLASS="TableRowColor">
224<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
225<CODE>&nbsp;void</CODE></FONT></TD>
226<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#copyToLocalFile(boolean, org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)">copyToLocalFile</A></B>(boolean&nbsp;delSrc,
227                <A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;src,
228                <A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;dst)</CODE>
229
230<BR>
231&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The src file is under FS, and the dst is on the local disk.</TD>
232</TR>
233<TR BGCOLOR="white" CLASS="TableRowColor">
234<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
235<CODE>&nbsp;void</CODE></FONT></TD>
236<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#copyToLocalFile(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path, boolean)">copyToLocalFile</A></B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;src,
237                <A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;dst,
238                boolean&nbsp;copyCrc)</CODE>
239
240<BR>
241&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The src file is under FS, and the dst is on the local disk.</TD>
242</TR>
243<TR BGCOLOR="white" CLASS="TableRowColor">
244<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
245<CODE>&nbsp;<A HREF="../../../../org/apache/hadoop/fs/FSDataOutputStream.html" title="class in org.apache.hadoop.fs">FSDataOutputStream</A></CODE></FONT></TD>
246<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#create(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.permission.FsPermission, boolean, int, short, long, org.apache.hadoop.util.Progressable)">create</A></B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;f,
247       <A HREF="../../../../org/apache/hadoop/fs/permission/FsPermission.html" title="class in org.apache.hadoop.fs.permission">FsPermission</A>&nbsp;permission,
248       boolean&nbsp;overwrite,
249       int&nbsp;bufferSize,
250       short&nbsp;replication,
251       long&nbsp;blockSize,
252       <A HREF="../../../../org/apache/hadoop/util/Progressable.html" title="interface in org.apache.hadoop.util">Progressable</A>&nbsp;progress)</CODE>
253
254<BR>
255&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Opens an FSDataOutputStream at the indicated Path with write-progress
256 reporting.</TD>
257</TR>
258<TR BGCOLOR="white" CLASS="TableRowColor">
259<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
260<CODE>&nbsp;boolean</CODE></FONT></TD>
261<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#delete(org.apache.hadoop.fs.Path, boolean)">delete</A></B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;f,
262       boolean&nbsp;recursive)</CODE>
263
264<BR>
265&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Implement the delete(Path, boolean) in checksum
266 file system.</TD>
267</TR>
268<TR BGCOLOR="white" CLASS="TableRowColor">
269<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
270<CODE>static&nbsp;double</CODE></FONT></TD>
271<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#getApproxChkSumLength(long)">getApproxChkSumLength</A></B>(long&nbsp;size)</CODE>
272
273<BR>
274&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
275</TR>
276<TR BGCOLOR="white" CLASS="TableRowColor">
277<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
278<CODE>&nbsp;int</CODE></FONT></TD>
279<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#getBytesPerSum()">getBytesPerSum</A></B>()</CODE>
280
281<BR>
282&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the bytes Per Checksum</TD>
283</TR>
284<TR BGCOLOR="white" CLASS="TableRowColor">
285<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
286<CODE>&nbsp;<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A></CODE></FONT></TD>
287<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#getChecksumFile(org.apache.hadoop.fs.Path)">getChecksumFile</A></B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;file)</CODE>
288
289<BR>
290&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the name of the checksum file associated with a file.</TD>
291</TR>
292<TR BGCOLOR="white" CLASS="TableRowColor">
293<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
294<CODE>&nbsp;long</CODE></FONT></TD>
295<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#getChecksumFileLength(org.apache.hadoop.fs.Path, long)">getChecksumFileLength</A></B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;file,
296                      long&nbsp;fileSize)</CODE>
297
298<BR>
299&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the length of the checksum file given the size of the
300 actual file.</TD>
301</TR>
302<TR BGCOLOR="white" CLASS="TableRowColor">
303<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
304<CODE>static&nbsp;long</CODE></FONT></TD>
305<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#getChecksumLength(long, int)">getChecksumLength</A></B>(long&nbsp;size,
306                  int&nbsp;bytesPerSum)</CODE>
307
308<BR>
309&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Calculated the length of the checksum file in bytes.</TD>
310</TR>
311<TR BGCOLOR="white" CLASS="TableRowColor">
312<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
313<CODE>&nbsp;<A HREF="../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs">FileSystem</A></CODE></FONT></TD>
314<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#getRawFileSystem()">getRawFileSystem</A></B>()</CODE>
315
316<BR>
317&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;get the raw file system</TD>
318</TR>
319<TR BGCOLOR="white" CLASS="TableRowColor">
320<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
321<CODE>static&nbsp;boolean</CODE></FONT></TD>
322<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#isChecksumFile(org.apache.hadoop.fs.Path)">isChecksumFile</A></B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;file)</CODE>
323
324<BR>
325&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return true iff file is a checksum file name.</TD>
326</TR>
327<TR BGCOLOR="white" CLASS="TableRowColor">
328<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
329<CODE>&nbsp;<A HREF="../../../../org/apache/hadoop/fs/FileStatus.html" title="class in org.apache.hadoop.fs">FileStatus</A>[]</CODE></FONT></TD>
330<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#listStatus(org.apache.hadoop.fs.Path)">listStatus</A></B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;f)</CODE>
331
332<BR>
333&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;List the statuses of the files/directories in the given path if the path is
334 a directory.</TD>
335</TR>
336<TR BGCOLOR="white" CLASS="TableRowColor">
337<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
338<CODE>&nbsp;boolean</CODE></FONT></TD>
339<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#mkdirs(org.apache.hadoop.fs.Path)">mkdirs</A></B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;f)</CODE>
340
341<BR>
342&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Call <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#mkdirs(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.permission.FsPermission)"><CODE>FileSystem.mkdirs(Path, FsPermission)</CODE></A> with default permission.</TD>
343</TR>
344<TR BGCOLOR="white" CLASS="TableRowColor">
345<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
346<CODE>&nbsp;<A HREF="../../../../org/apache/hadoop/fs/FSDataInputStream.html" title="class in org.apache.hadoop.fs">FSDataInputStream</A></CODE></FONT></TD>
347<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#open(org.apache.hadoop.fs.Path, int)">open</A></B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;f,
348     int&nbsp;bufferSize)</CODE>
349
350<BR>
351&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Opens an FSDataInputStream at the indicated Path.</TD>
352</TR>
353<TR BGCOLOR="white" CLASS="TableRowColor">
354<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
355<CODE>&nbsp;boolean</CODE></FONT></TD>
356<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#rename(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)">rename</A></B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;src,
357       <A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;dst)</CODE>
358
359<BR>
360&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Rename files/dirs</TD>
361</TR>
362<TR BGCOLOR="white" CLASS="TableRowColor">
363<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
364<CODE>&nbsp;boolean</CODE></FONT></TD>
365<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#reportChecksumFailure(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.FSDataInputStream, long, org.apache.hadoop.fs.FSDataInputStream, long)">reportChecksumFailure</A></B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;f,
366                      <A HREF="../../../../org/apache/hadoop/fs/FSDataInputStream.html" title="class in org.apache.hadoop.fs">FSDataInputStream</A>&nbsp;in,
367                      long&nbsp;inPos,
368                      <A HREF="../../../../org/apache/hadoop/fs/FSDataInputStream.html" title="class in org.apache.hadoop.fs">FSDataInputStream</A>&nbsp;sums,
369                      long&nbsp;sumsPos)</CODE>
370
371<BR>
372&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Report a checksum error to the file system.</TD>
373</TR>
374<TR BGCOLOR="white" CLASS="TableRowColor">
375<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
376<CODE>&nbsp;void</CODE></FONT></TD>
377<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#setConf(org.apache.hadoop.conf.Configuration)">setConf</A></B>(<A HREF="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf)</CODE>
378
379<BR>
380&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set the configuration to be used by this object.</TD>
381</TR>
382<TR BGCOLOR="white" CLASS="TableRowColor">
383<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
384<CODE>&nbsp;boolean</CODE></FONT></TD>
385<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#setReplication(org.apache.hadoop.fs.Path, short)">setReplication</A></B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;src,
386               short&nbsp;replication)</CODE>
387
388<BR>
389&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set replication for an existing file.</TD>
390</TR>
391<TR BGCOLOR="white" CLASS="TableRowColor">
392<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
393<CODE>&nbsp;void</CODE></FONT></TD>
394<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#setVerifyChecksum(boolean)">setVerifyChecksum</A></B>(boolean&nbsp;verifyChecksum)</CODE>
395
396<BR>
397&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set whether to verify checksum.</TD>
398</TR>
399<TR BGCOLOR="white" CLASS="TableRowColor">
400<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
401<CODE>&nbsp;<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A></CODE></FONT></TD>
402<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/ChecksumFileSystem.html#startLocalOutput(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)">startLocalOutput</A></B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;fsOutputFile,
403                 <A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;tmpLocalFile)</CODE>
404
405<BR>
406&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a local File that the user can write output to.</TD>
407</TR>
408</TABLE>
409&nbsp;<A NAME="methods_inherited_from_class_org.apache.hadoop.fs.FilterFileSystem"><!-- --></A>
410<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
411<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
412<TH ALIGN="left"><B>Methods inherited from class org.apache.hadoop.fs.<A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html" title="class in org.apache.hadoop.fs">FilterFileSystem</A></B></TH>
413</TR>
414<TR BGCOLOR="white" CLASS="TableRowColor">
415<TD><CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#checkPath(org.apache.hadoop.fs.Path)">checkPath</A>, <A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#close()">close</A>, <A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#delete(org.apache.hadoop.fs.Path)">delete</A>, <A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#getConf()">getConf</A>, <A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#getDefaultBlockSize()">getDefaultBlockSize</A>, <A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#getDefaultReplication()">getDefaultReplication</A>, <A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#getFileBlockLocations(org.apache.hadoop.fs.FileStatus, long, long)">getFileBlockLocations</A>, <A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#getFileChecksum(org.apache.hadoop.fs.Path)">getFileChecksum</A>, <A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#getFileStatus(org.apache.hadoop.fs.Path)">getFileStatus</A>, <A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#getHomeDirectory()">getHomeDirectory</A>, <A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#getName()">getName</A>, <A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#getUri()">getUri</A>, <A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#getWorkingDirectory()">getWorkingDirectory</A>, <A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#initialize(java.net.URI, org.apache.hadoop.conf.Configuration)">initialize</A>, <A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#makeQualified(org.apache.hadoop.fs.Path)">makeQualified</A>, <A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#mkdirs(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.permission.FsPermission)">mkdirs</A>, <A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#setOwner(org.apache.hadoop.fs.Path, java.lang.String, java.lang.String)">setOwner</A>, <A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#setPermission(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.permission.FsPermission)">setPermission</A>, <A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#setWorkingDirectory(org.apache.hadoop.fs.Path)">setWorkingDirectory</A></CODE></TD>
416</TR>
417</TABLE>
418&nbsp;<A NAME="methods_inherited_from_class_org.apache.hadoop.fs.FileSystem"><!-- --></A>
419<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
420<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
421<TH ALIGN="left"><B>Methods inherited from class org.apache.hadoop.fs.<A HREF="../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs">FileSystem</A></B></TH>
422</TR>
423<TR BGCOLOR="white" CLASS="TableRowColor">
424<TD><CODE><A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#append(org.apache.hadoop.fs.Path)">append</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#append(org.apache.hadoop.fs.Path, int)">append</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#clearStatistics()">clearStatistics</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#closeAll()">closeAll</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#copyFromLocalFile(boolean, boolean, org.apache.hadoop.fs.Path[], org.apache.hadoop.fs.Path)">copyFromLocalFile</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#copyFromLocalFile(boolean, boolean, org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)">copyFromLocalFile</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#copyFromLocalFile(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)">copyFromLocalFile</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#copyToLocalFile(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)">copyToLocalFile</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#create(org.apache.hadoop.fs.FileSystem, org.apache.hadoop.fs.Path, org.apache.hadoop.fs.permission.FsPermission)">create</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#create(org.apache.hadoop.fs.Path)">create</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#create(org.apache.hadoop.fs.Path, boolean)">create</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#create(org.apache.hadoop.fs.Path, boolean, int)">create</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#create(org.apache.hadoop.fs.Path, boolean, int, org.apache.hadoop.util.Progressable)">create</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#create(org.apache.hadoop.fs.Path, boolean, int, short, long)">create</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#create(org.apache.hadoop.fs.Path, boolean, int, short, long, org.apache.hadoop.util.Progressable)">create</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#create(org.apache.hadoop.fs.Path, org.apache.hadoop.util.Progressable)">create</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#create(org.apache.hadoop.fs.Path, short)">create</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#create(org.apache.hadoop.fs.Path, short, org.apache.hadoop.util.Progressable)">create</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#createNewFile(org.apache.hadoop.fs.Path)">createNewFile</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#deleteOnExit(org.apache.hadoop.fs.Path)">deleteOnExit</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#exists(org.apache.hadoop.fs.Path)">exists</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#get(org.apache.hadoop.conf.Configuration)">get</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#get(java.net.URI, org.apache.hadoop.conf.Configuration)">get</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#getAllStatistics()">getAllStatistics</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#getBlockSize(org.apache.hadoop.fs.Path)">getBlockSize</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#getContentSummary(org.apache.hadoop.fs.Path)">getContentSummary</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#getDefaultUri(org.apache.hadoop.conf.Configuration)">getDefaultUri</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#getLength(org.apache.hadoop.fs.Path)">getLength</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#getLocal(org.apache.hadoop.conf.Configuration)">getLocal</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#getNamed(java.lang.String, org.apache.hadoop.conf.Configuration)">getNamed</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#getReplication(org.apache.hadoop.fs.Path)">getReplication</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#getStatistics()">getStatistics</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#getStatistics(java.lang.String, java.lang.Class)">getStatistics</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#getUsed()">getUsed</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#globStatus(org.apache.hadoop.fs.Path)">globStatus</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#globStatus(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.PathFilter)">globStatus</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#isDirectory(org.apache.hadoop.fs.Path)">isDirectory</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#isFile(org.apache.hadoop.fs.Path)">isFile</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#listStatus(org.apache.hadoop.fs.Path[])">listStatus</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#listStatus(org.apache.hadoop.fs.Path[], org.apache.hadoop.fs.PathFilter)">listStatus</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#listStatus(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.PathFilter)">listStatus</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#mkdirs(org.apache.hadoop.fs.FileSystem, org.apache.hadoop.fs.Path, org.apache.hadoop.fs.permission.FsPermission)">mkdirs</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#moveFromLocalFile(org.apache.hadoop.fs.Path[], org.apache.hadoop.fs.Path)">moveFromLocalFile</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#moveFromLocalFile(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)">moveFromLocalFile</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#moveToLocalFile(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)">moveToLocalFile</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#open(org.apache.hadoop.fs.Path)">open</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#printStatistics()">printStatistics</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#processDeleteOnExit()">processDeleteOnExit</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#setDefaultUri(org.apache.hadoop.conf.Configuration, java.lang.String)">setDefaultUri</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#setDefaultUri(org.apache.hadoop.conf.Configuration, java.net.URI)">setDefaultUri</A>, <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#setTimes(org.apache.hadoop.fs.Path, long, long)">setTimes</A></CODE></TD>
425</TR>
426</TABLE>
427&nbsp;<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
428<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
429<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
430<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>
431</TR>
432<TR BGCOLOR="white" CLASS="TableRowColor">
433<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#toString()" title="class or interface in java.lang">toString</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>
434</TR>
435</TABLE>
436&nbsp;
437<P>
438
439<!-- ========= CONSTRUCTOR DETAIL ======== -->
440
441<A NAME="constructor_detail"><!-- --></A>
442<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
443<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
444<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
445<B>Constructor Detail</B></FONT></TH>
446</TR>
447</TABLE>
448
449<A NAME="ChecksumFileSystem(org.apache.hadoop.fs.FileSystem)"><!-- --></A><H3>
450ChecksumFileSystem</H3>
451<PRE>
452public <B>ChecksumFileSystem</B>(<A HREF="../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs">FileSystem</A>&nbsp;fs)</PRE>
453<DL>
454</DL>
455
456<!-- ============ METHOD DETAIL ========== -->
457
458<A NAME="method_detail"><!-- --></A>
459<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
460<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
461<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
462<B>Method Detail</B></FONT></TH>
463</TR>
464</TABLE>
465
466<A NAME="getApproxChkSumLength(long)"><!-- --></A><H3>
467getApproxChkSumLength</H3>
468<PRE>
469public static double <B>getApproxChkSumLength</B>(long&nbsp;size)</PRE>
470<DL>
471<DD><DL>
472</DL>
473</DD>
474</DL>
475<HR>
476
477<A NAME="setConf(org.apache.hadoop.conf.Configuration)"><!-- --></A><H3>
478setConf</H3>
479<PRE>
480public void <B>setConf</B>(<A HREF="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf)</PRE>
481<DL>
482<DD><B>Description copied from interface: <CODE><A HREF="../../../../org/apache/hadoop/conf/Configurable.html#setConf(org.apache.hadoop.conf.Configuration)">Configurable</A></CODE></B></DD>
483<DD>Set the configuration to be used by this object.
484<P>
485<DD><DL>
486<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/conf/Configurable.html#setConf(org.apache.hadoop.conf.Configuration)">setConf</A></CODE> in interface <CODE><A HREF="../../../../org/apache/hadoop/conf/Configurable.html" title="interface in org.apache.hadoop.conf">Configurable</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/conf/Configured.html#setConf(org.apache.hadoop.conf.Configuration)">setConf</A></CODE> in class <CODE><A HREF="../../../../org/apache/hadoop/conf/Configured.html" title="class in org.apache.hadoop.conf">Configured</A></CODE></DL>
487</DD>
488<DD><DL>
489</DL>
490</DD>
491</DL>
492<HR>
493
494<A NAME="setVerifyChecksum(boolean)"><!-- --></A><H3>
495setVerifyChecksum</H3>
496<PRE>
497public void <B>setVerifyChecksum</B>(boolean&nbsp;verifyChecksum)</PRE>
498<DL>
499<DD>Set whether to verify checksum.
500<P>
501<DD><DL>
502<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#setVerifyChecksum(boolean)">setVerifyChecksum</A></CODE> in class <CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html" title="class in org.apache.hadoop.fs">FilterFileSystem</A></CODE></DL>
503</DD>
504<DD><DL>
505</DL>
506</DD>
507</DL>
508<HR>
509
510<A NAME="getRawFileSystem()"><!-- --></A><H3>
511getRawFileSystem</H3>
512<PRE>
513public <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs">FileSystem</A> <B>getRawFileSystem</B>()</PRE>
514<DL>
515<DD>get the raw file system
516<P>
517<DD><DL>
518</DL>
519</DD>
520</DL>
521<HR>
522
523<A NAME="getChecksumFile(org.apache.hadoop.fs.Path)"><!-- --></A><H3>
524getChecksumFile</H3>
525<PRE>
526public <A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A> <B>getChecksumFile</B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;file)</PRE>
527<DL>
528<DD>Return the name of the checksum file associated with a file.
529<P>
530<DD><DL>
531</DL>
532</DD>
533</DL>
534<HR>
535
536<A NAME="isChecksumFile(org.apache.hadoop.fs.Path)"><!-- --></A><H3>
537isChecksumFile</H3>
538<PRE>
539public static boolean <B>isChecksumFile</B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;file)</PRE>
540<DL>
541<DD>Return true iff file is a checksum file name.
542<P>
543<DD><DL>
544</DL>
545</DD>
546</DL>
547<HR>
548
549<A NAME="getChecksumFileLength(org.apache.hadoop.fs.Path, long)"><!-- --></A><H3>
550getChecksumFileLength</H3>
551<PRE>
552public long <B>getChecksumFileLength</B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;file,
553                                  long&nbsp;fileSize)</PRE>
554<DL>
555<DD>Return the length of the checksum file given the size of the
556 actual file.
557<P>
558<DD><DL>
559</DL>
560</DD>
561</DL>
562<HR>
563
564<A NAME="getBytesPerSum()"><!-- --></A><H3>
565getBytesPerSum</H3>
566<PRE>
567public int <B>getBytesPerSum</B>()</PRE>
568<DL>
569<DD>Return the bytes Per Checksum
570<P>
571<DD><DL>
572</DL>
573</DD>
574</DL>
575<HR>
576
577<A NAME="open(org.apache.hadoop.fs.Path, int)"><!-- --></A><H3>
578open</H3>
579<PRE>
580public <A HREF="../../../../org/apache/hadoop/fs/FSDataInputStream.html" title="class in org.apache.hadoop.fs">FSDataInputStream</A> <B>open</B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;f,
581                              int&nbsp;bufferSize)
582                       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>
583<DL>
584<DD>Opens an FSDataInputStream at the indicated Path.
585<P>
586<DD><DL>
587<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#open(org.apache.hadoop.fs.Path, int)">open</A></CODE> in class <CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html" title="class in org.apache.hadoop.fs">FilterFileSystem</A></CODE></DL>
588</DD>
589<DD><DL>
590<DT><B>Parameters:</B><DD><CODE>f</CODE> - the file name to open<DD><CODE>bufferSize</CODE> - the size of the buffer to be used.
591<DT><B>Throws:</B>
592<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>
593</DD>
594</DL>
595<HR>
596
597<A NAME="append(org.apache.hadoop.fs.Path, int, org.apache.hadoop.util.Progressable)"><!-- --></A><H3>
598append</H3>
599<PRE>
600public <A HREF="../../../../org/apache/hadoop/fs/FSDataOutputStream.html" title="class in org.apache.hadoop.fs">FSDataOutputStream</A> <B>append</B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;f,
601                                 int&nbsp;bufferSize,
602                                 <A HREF="../../../../org/apache/hadoop/util/Progressable.html" title="interface in org.apache.hadoop.util">Progressable</A>&nbsp;progress)
603                          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>
604<DL>
605<DD>Append to an existing file (optional operation).
606<P>
607<DD><DL>
608<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#append(org.apache.hadoop.fs.Path, int, org.apache.hadoop.util.Progressable)">append</A></CODE> in class <CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html" title="class in org.apache.hadoop.fs">FilterFileSystem</A></CODE></DL>
609</DD>
610<DD><DL>
611<DT><B>Parameters:</B><DD><CODE>f</CODE> - the existing file to be appended.<DD><CODE>bufferSize</CODE> - the size of the buffer to be used.<DD><CODE>progress</CODE> - for reporting progress if it is not null.
612<DT><B>Throws:</B>
613<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>
614</DD>
615</DL>
616<HR>
617
618<A NAME="getChecksumLength(long, int)"><!-- --></A><H3>
619getChecksumLength</H3>
620<PRE>
621public static long <B>getChecksumLength</B>(long&nbsp;size,
622                                     int&nbsp;bytesPerSum)</PRE>
623<DL>
624<DD>Calculated the length of the checksum file in bytes.
625<P>
626<DD><DL>
627<DT><B>Parameters:</B><DD><CODE>size</CODE> - the length of the data file in bytes<DD><CODE>bytesPerSum</CODE> - the number of bytes in a checksum block
628<DT><B>Returns:</B><DD>the number of bytes in the checksum file</DL>
629</DD>
630</DL>
631<HR>
632
633<A NAME="create(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.permission.FsPermission, boolean, int, short, long, org.apache.hadoop.util.Progressable)"><!-- --></A><H3>
634create</H3>
635<PRE>
636public <A HREF="../../../../org/apache/hadoop/fs/FSDataOutputStream.html" title="class in org.apache.hadoop.fs">FSDataOutputStream</A> <B>create</B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;f,
637                                 <A HREF="../../../../org/apache/hadoop/fs/permission/FsPermission.html" title="class in org.apache.hadoop.fs.permission">FsPermission</A>&nbsp;permission,
638                                 boolean&nbsp;overwrite,
639                                 int&nbsp;bufferSize,
640                                 short&nbsp;replication,
641                                 long&nbsp;blockSize,
642                                 <A HREF="../../../../org/apache/hadoop/util/Progressable.html" title="interface in org.apache.hadoop.util">Progressable</A>&nbsp;progress)
643                          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>
644<DL>
645<DD>Opens an FSDataOutputStream at the indicated Path with write-progress
646 reporting.
647<P>
648<DD><DL>
649<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#create(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.permission.FsPermission, boolean, int, short, long, org.apache.hadoop.util.Progressable)">create</A></CODE> in class <CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html" title="class in org.apache.hadoop.fs">FilterFileSystem</A></CODE></DL>
650</DD>
651<DD><DL>
652<DT><B>Parameters:</B><DD><CODE>f</CODE> - the file name to open<DD><CODE>overwrite</CODE> - if a file with this name already exists, then if true,
653   the file will be overwritten, and if false an error will be thrown.<DD><CODE>bufferSize</CODE> - the size of the buffer to be used.<DD><CODE>replication</CODE> - required block replication for the file.
654<DT><B>Throws:</B>
655<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><DT><B>See Also:</B><DD><A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#setPermission(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.permission.FsPermission)"><CODE>FileSystem.setPermission(Path, FsPermission)</CODE></A></DL>
656</DD>
657</DL>
658<HR>
659
660<A NAME="setReplication(org.apache.hadoop.fs.Path, short)"><!-- --></A><H3>
661setReplication</H3>
662<PRE>
663public boolean <B>setReplication</B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;src,
664                              short&nbsp;replication)
665                       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>
666<DL>
667<DD>Set replication for an existing file.
668 Implement the abstract <tt>setReplication</tt> of <tt>FileSystem</tt>
669<P>
670<DD><DL>
671<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#setReplication(org.apache.hadoop.fs.Path, short)">setReplication</A></CODE> in class <CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html" title="class in org.apache.hadoop.fs">FilterFileSystem</A></CODE></DL>
672</DD>
673<DD><DL>
674<DT><B>Parameters:</B><DD><CODE>src</CODE> - file name<DD><CODE>replication</CODE> - new replication
675<DT><B>Returns:</B><DD>true if successful;
676         false if file does not exist or is a directory
677<DT><B>Throws:</B>
678<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>
679</DD>
680</DL>
681<HR>
682
683<A NAME="rename(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)"><!-- --></A><H3>
684rename</H3>
685<PRE>
686public boolean <B>rename</B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;src,
687                      <A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;dst)
688               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>
689<DL>
690<DD>Rename files/dirs
691<P>
692<DD><DL>
693<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#rename(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)">rename</A></CODE> in class <CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html" title="class in org.apache.hadoop.fs">FilterFileSystem</A></CODE></DL>
694</DD>
695<DD><DL>
696
697<DT><B>Throws:</B>
698<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>
699</DD>
700</DL>
701<HR>
702
703<A NAME="delete(org.apache.hadoop.fs.Path, boolean)"><!-- --></A><H3>
704delete</H3>
705<PRE>
706public boolean <B>delete</B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;f,
707                      boolean&nbsp;recursive)
708               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>
709<DL>
710<DD>Implement the delete(Path, boolean) in checksum
711 file system.
712<P>
713<DD><DL>
714<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#delete(org.apache.hadoop.fs.Path, boolean)">delete</A></CODE> in class <CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html" title="class in org.apache.hadoop.fs">FilterFileSystem</A></CODE></DL>
715</DD>
716<DD><DL>
717<DT><B>Parameters:</B><DD><CODE>f</CODE> - the path to delete.<DD><CODE>recursive</CODE> - if path is a directory and set to
718 true, the directory is deleted else throws an exception. In
719 case of a file the recursive can be set to either true or false.
720<DT><B>Returns:</B><DD>true if delete is successful else false.
721<DT><B>Throws:</B>
722<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>
723</DD>
724</DL>
725<HR>
726
727<A NAME="listStatus(org.apache.hadoop.fs.Path)"><!-- --></A><H3>
728listStatus</H3>
729<PRE>
730public <A HREF="../../../../org/apache/hadoop/fs/FileStatus.html" title="class in org.apache.hadoop.fs">FileStatus</A>[] <B>listStatus</B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;f)
731                        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>
732<DL>
733<DD>List the statuses of the files/directories in the given path if the path is
734 a directory.
735<P>
736<DD><DL>
737<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#listStatus(org.apache.hadoop.fs.Path)">listStatus</A></CODE> in class <CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html" title="class in org.apache.hadoop.fs">FilterFileSystem</A></CODE></DL>
738</DD>
739<DD><DL>
740<DT><B>Parameters:</B><DD><CODE>f</CODE> - given path
741<DT><B>Returns:</B><DD>the statuses of the files/directories in the given patch
742<DT><B>Throws:</B>
743<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>
744</DD>
745</DL>
746<HR>
747
748<A NAME="mkdirs(org.apache.hadoop.fs.Path)"><!-- --></A><H3>
749mkdirs</H3>
750<PRE>
751public boolean <B>mkdirs</B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;f)
752               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>
753<DL>
754<DD><B>Description copied from class: <CODE><A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#mkdirs(org.apache.hadoop.fs.Path)">FileSystem</A></CODE></B></DD>
755<DD>Call <A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#mkdirs(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.permission.FsPermission)"><CODE>FileSystem.mkdirs(Path, FsPermission)</CODE></A> with default permission.
756<P>
757<DD><DL>
758<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/fs/FileSystem.html#mkdirs(org.apache.hadoop.fs.Path)">mkdirs</A></CODE> in class <CODE><A HREF="../../../../org/apache/hadoop/fs/FileSystem.html" title="class in org.apache.hadoop.fs">FileSystem</A></CODE></DL>
759</DD>
760<DD><DL>
761
762<DT><B>Throws:</B>
763<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>
764</DD>
765</DL>
766<HR>
767
768<A NAME="copyFromLocalFile(boolean, org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)"><!-- --></A><H3>
769copyFromLocalFile</H3>
770<PRE>
771public void <B>copyFromLocalFile</B>(boolean&nbsp;delSrc,
772                              <A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;src,
773                              <A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;dst)
774                       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>
775<DL>
776<DD><B>Description copied from class: <CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#copyFromLocalFile(boolean, org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)">FilterFileSystem</A></CODE></B></DD>
777<DD>The src file is on the local disk.  Add it to FS at
778 the given dst name.
779 delSrc indicates if the source should be removed
780<P>
781<DD><DL>
782<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#copyFromLocalFile(boolean, org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)">copyFromLocalFile</A></CODE> in class <CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html" title="class in org.apache.hadoop.fs">FilterFileSystem</A></CODE></DL>
783</DD>
784<DD><DL>
785
786<DT><B>Throws:</B>
787<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>
788</DD>
789</DL>
790<HR>
791
792<A NAME="copyToLocalFile(boolean, org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)"><!-- --></A><H3>
793copyToLocalFile</H3>
794<PRE>
795public void <B>copyToLocalFile</B>(boolean&nbsp;delSrc,
796                            <A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;src,
797                            <A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;dst)
798                     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>
799<DL>
800<DD>The src file is under FS, and the dst is on the local disk.
801 Copy it from FS control to the local dst name.
802<P>
803<DD><DL>
804<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#copyToLocalFile(boolean, org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)">copyToLocalFile</A></CODE> in class <CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html" title="class in org.apache.hadoop.fs">FilterFileSystem</A></CODE></DL>
805</DD>
806<DD><DL>
807
808<DT><B>Throws:</B>
809<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>
810</DD>
811</DL>
812<HR>
813
814<A NAME="copyToLocalFile(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path, boolean)"><!-- --></A><H3>
815copyToLocalFile</H3>
816<PRE>
817public void <B>copyToLocalFile</B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;src,
818                            <A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;dst,
819                            boolean&nbsp;copyCrc)
820                     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>
821<DL>
822<DD>The src file is under FS, and the dst is on the local disk.
823 Copy it from FS control to the local dst name.
824 If src and dst are directories, the copyCrc parameter
825 determines whether to copy CRC files.
826<P>
827<DD><DL>
828
829<DT><B>Throws:</B>
830<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>
831</DD>
832</DL>
833<HR>
834
835<A NAME="startLocalOutput(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)"><!-- --></A><H3>
836startLocalOutput</H3>
837<PRE>
838public <A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A> <B>startLocalOutput</B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;fsOutputFile,
839                             <A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;tmpLocalFile)
840                      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>
841<DL>
842<DD><B>Description copied from class: <CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#startLocalOutput(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)">FilterFileSystem</A></CODE></B></DD>
843<DD>Returns a local File that the user can write output to.  The caller
844 provides both the eventual FS target name and the local working
845 file.  If the FS is local, we write directly into the target.  If
846 the FS is remote, we write into the tmp local area.
847<P>
848<DD><DL>
849<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#startLocalOutput(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)">startLocalOutput</A></CODE> in class <CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html" title="class in org.apache.hadoop.fs">FilterFileSystem</A></CODE></DL>
850</DD>
851<DD><DL>
852
853<DT><B>Throws:</B>
854<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>
855</DD>
856</DL>
857<HR>
858
859<A NAME="completeLocalOutput(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)"><!-- --></A><H3>
860completeLocalOutput</H3>
861<PRE>
862public void <B>completeLocalOutput</B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;fsOutputFile,
863                                <A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;tmpLocalFile)
864                         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>
865<DL>
866<DD><B>Description copied from class: <CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#completeLocalOutput(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)">FilterFileSystem</A></CODE></B></DD>
867<DD>Called when we're all done writing to the target.  A local FS will
868 do nothing, because we've written to exactly the right place.  A remote
869 FS will copy the contents of tmpLocalFile to the correct target at
870 fsOutputFile.
871<P>
872<DD><DL>
873<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html#completeLocalOutput(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.Path)">completeLocalOutput</A></CODE> in class <CODE><A HREF="../../../../org/apache/hadoop/fs/FilterFileSystem.html" title="class in org.apache.hadoop.fs">FilterFileSystem</A></CODE></DL>
874</DD>
875<DD><DL>
876
877<DT><B>Throws:</B>
878<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>
879</DD>
880</DL>
881<HR>
882
883<A NAME="reportChecksumFailure(org.apache.hadoop.fs.Path, org.apache.hadoop.fs.FSDataInputStream, long, org.apache.hadoop.fs.FSDataInputStream, long)"><!-- --></A><H3>
884reportChecksumFailure</H3>
885<PRE>
886public boolean <B>reportChecksumFailure</B>(<A HREF="../../../../org/apache/hadoop/fs/Path.html" title="class in org.apache.hadoop.fs">Path</A>&nbsp;f,
887                                     <A HREF="../../../../org/apache/hadoop/fs/FSDataInputStream.html" title="class in org.apache.hadoop.fs">FSDataInputStream</A>&nbsp;in,
888                                     long&nbsp;inPos,
889                                     <A HREF="../../../../org/apache/hadoop/fs/FSDataInputStream.html" title="class in org.apache.hadoop.fs">FSDataInputStream</A>&nbsp;sums,
890                                     long&nbsp;sumsPos)</PRE>
891<DL>
892<DD>Report a checksum error to the file system.
893<P>
894<DD><DL>
895<DT><B>Parameters:</B><DD><CODE>f</CODE> - the file name containing the error<DD><CODE>in</CODE> - the stream open on the file<DD><CODE>inPos</CODE> - the position of the beginning of the bad data in the file<DD><CODE>sums</CODE> - the stream open on the checksum file<DD><CODE>sumsPos</CODE> - the position of the beginning of the bad data in the checksum file
896<DT><B>Returns:</B><DD>if retry is neccessary</DL>
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