source: proiecte/HadoopJUnit/hadoop-0.20.1/docs/api/org/apache/hadoop/fs/DF.html @ 120

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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 20:56:50 UTC 2009 -->
6<TITLE>
7DF (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="DF (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
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31<!-- ========= START OF TOP NAVBAR ======= -->
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33<A HREF="#skip-navbar_top" title="Skip navigation links"></A>
34<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY="">
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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/DF.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>
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51<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM>
52</EM>
53</TD>
54</TR>
55
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57<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
58&nbsp;<A HREF="../../../../org/apache/hadoop/fs/ContentSummary.html" title="class in org.apache.hadoop.fs"><B>PREV CLASS</B></A>&nbsp;
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60<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
61  <A HREF="../../../../index.html?org/apache/hadoop/fs/DF.html" target="_top"><B>FRAMES</B></A>  &nbsp;
62&nbsp;<A HREF="DF.html" target="_top"><B>NO FRAMES</B></A>  &nbsp;
63&nbsp;<SCRIPT type="text/javascript">
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78<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
79  SUMMARY:&nbsp;<A HREF="#nested_classes_inherited_from_class_org.apache.hadoop.util.Shell">NESTED</A>&nbsp;|&nbsp;<A HREF="#field_summary">FIELD</A>&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;<A HREF="#field_detail">FIELD</A>&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.fs</FONT>
92<BR>
93Class DF</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/util/Shell.html" title="class in org.apache.hadoop.util">org.apache.hadoop.util.Shell</A>
97      <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><B>org.apache.hadoop.fs.DF</B>
98</PRE>
99<HR>
100<DL>
101<DT><PRE>public class <B>DF</B><DT>extends <A HREF="../../../../org/apache/hadoop/util/Shell.html" title="class in org.apache.hadoop.util">Shell</A></DL>
102</PRE>
103
104<P>
105Filesystem disk space usage statistics.  Uses the unix 'df' program.
106 Tested on Linux, FreeBSD, Cygwin.
107<P>
108
109<P>
110<HR>
111
112<P>
113<!-- ======== NESTED CLASS SUMMARY ======== -->
114
115<A NAME="nested_class_summary"><!-- --></A>
116<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
117<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
118<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
119<B>Nested Class Summary</B></FONT></TH>
120</TR>
121</TABLE>
122&nbsp;<A NAME="nested_classes_inherited_from_class_org.apache.hadoop.util.Shell"><!-- --></A>
123<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
124<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
125<TH ALIGN="left"><B>Nested classes/interfaces inherited from class org.apache.hadoop.util.<A HREF="../../../../org/apache/hadoop/util/Shell.html" title="class in org.apache.hadoop.util">Shell</A></B></TH>
126</TR>
127<TR BGCOLOR="white" CLASS="TableRowColor">
128<TD><CODE><A HREF="../../../../org/apache/hadoop/util/Shell.ExitCodeException.html" title="class in org.apache.hadoop.util">Shell.ExitCodeException</A>, <A HREF="../../../../org/apache/hadoop/util/Shell.ShellCommandExecutor.html" title="class in org.apache.hadoop.util">Shell.ShellCommandExecutor</A></CODE></TD>
129</TR>
130</TABLE>
131&nbsp;
132<!-- =========== FIELD SUMMARY =========== -->
133
134<A NAME="field_summary"><!-- --></A>
135<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
136<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
137<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
138<B>Field Summary</B></FONT></TH>
139</TR>
140<TR BGCOLOR="white" CLASS="TableRowColor">
141<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
142<CODE>static&nbsp;long</CODE></FONT></TD>
143<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/DF.html#DF_INTERVAL_DEFAULT">DF_INTERVAL_DEFAULT</A></B></CODE>
144
145<BR>
146&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
147</TR>
148</TABLE>
149&nbsp;<A NAME="fields_inherited_from_class_org.apache.hadoop.util.Shell"><!-- --></A>
150<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
151<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
152<TH ALIGN="left"><B>Fields inherited from class org.apache.hadoop.util.<A HREF="../../../../org/apache/hadoop/util/Shell.html" title="class in org.apache.hadoop.util">Shell</A></B></TH>
153</TR>
154<TR BGCOLOR="white" CLASS="TableRowColor">
155<TD><CODE><A HREF="../../../../org/apache/hadoop/util/Shell.html#LOG">LOG</A>, <A HREF="../../../../org/apache/hadoop/util/Shell.html#SET_GROUP_COMMAND">SET_GROUP_COMMAND</A>, <A HREF="../../../../org/apache/hadoop/util/Shell.html#SET_OWNER_COMMAND">SET_OWNER_COMMAND</A>, <A HREF="../../../../org/apache/hadoop/util/Shell.html#SET_PERMISSION_COMMAND">SET_PERMISSION_COMMAND</A>, <A HREF="../../../../org/apache/hadoop/util/Shell.html#USER_NAME_COMMAND">USER_NAME_COMMAND</A>, <A HREF="../../../../org/apache/hadoop/util/Shell.html#WINDOWS">WINDOWS</A></CODE></TD>
156</TR>
157</TABLE>
158&nbsp;
159<!-- ======== CONSTRUCTOR SUMMARY ======== -->
160
161<A NAME="constructor_summary"><!-- --></A>
162<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
163<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
164<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
165<B>Constructor Summary</B></FONT></TH>
166</TR>
167<TR BGCOLOR="white" CLASS="TableRowColor">
168<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/DF.html#DF(java.io.File, org.apache.hadoop.conf.Configuration)">DF</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</A>&nbsp;path,
169   <A HREF="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf)</CODE>
170
171<BR>
172&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
173</TR>
174<TR BGCOLOR="white" CLASS="TableRowColor">
175<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/DF.html#DF(java.io.File, long)">DF</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</A>&nbsp;path,
176   long&nbsp;dfInterval)</CODE>
177
178<BR>
179&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
180</TR>
181</TABLE>
182&nbsp;
183<!-- ========== METHOD SUMMARY =========== -->
184
185<A NAME="method_summary"><!-- --></A>
186<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
187<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
188<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
189<B>Method Summary</B></FONT></TH>
190</TR>
191<TR BGCOLOR="white" CLASS="TableRowColor">
192<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
193<CODE>&nbsp;long</CODE></FONT></TD>
194<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/DF.html#getAvailable()">getAvailable</A></B>()</CODE>
195
196<BR>
197&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
198</TR>
199<TR BGCOLOR="white" CLASS="TableRowColor">
200<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
201<CODE>&nbsp;long</CODE></FONT></TD>
202<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/DF.html#getCapacity()">getCapacity</A></B>()</CODE>
203
204<BR>
205&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
206</TR>
207<TR BGCOLOR="white" CLASS="TableRowColor">
208<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
209<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>
210<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/DF.html#getDirPath()">getDirPath</A></B>()</CODE>
211
212<BR>
213&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
214</TR>
215<TR BGCOLOR="white" CLASS="TableRowColor">
216<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
217<CODE>protected &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>
218<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/DF.html#getExecString()">getExecString</A></B>()</CODE>
219
220<BR>
221&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return an array containing the command name & its parameters</TD>
222</TR>
223<TR BGCOLOR="white" CLASS="TableRowColor">
224<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
225<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>
226<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/DF.html#getFilesystem()">getFilesystem</A></B>()</CODE>
227
228<BR>
229&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
230</TR>
231<TR BGCOLOR="white" CLASS="TableRowColor">
232<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
233<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>
234<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/DF.html#getMount()">getMount</A></B>()</CODE>
235
236<BR>
237&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
238</TR>
239<TR BGCOLOR="white" CLASS="TableRowColor">
240<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
241<CODE>&nbsp;int</CODE></FONT></TD>
242<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/DF.html#getPercentUsed()">getPercentUsed</A></B>()</CODE>
243
244<BR>
245&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
246</TR>
247<TR BGCOLOR="white" CLASS="TableRowColor">
248<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
249<CODE>&nbsp;long</CODE></FONT></TD>
250<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/DF.html#getUsed()">getUsed</A></B>()</CODE>
251
252<BR>
253&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
254</TR>
255<TR BGCOLOR="white" CLASS="TableRowColor">
256<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
257<CODE>static&nbsp;void</CODE></FONT></TD>
258<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/DF.html#main(java.lang.String[])">main</A></B>(<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;args)</CODE>
259
260<BR>
261&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
262</TR>
263<TR BGCOLOR="white" CLASS="TableRowColor">
264<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
265<CODE>protected &nbsp;void</CODE></FONT></TD>
266<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/DF.html#parseExecResult(java.io.BufferedReader)">parseExecResult</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/io/BufferedReader.html?is-external=true" title="class or interface in java.io">BufferedReader</A>&nbsp;lines)</CODE>
267
268<BR>
269&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Parse the execution result</TD>
270</TR>
271<TR BGCOLOR="white" CLASS="TableRowColor">
272<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
273<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>
274<TD><CODE><B><A HREF="../../../../org/apache/hadoop/fs/DF.html#toString()">toString</A></B>()</CODE>
275
276<BR>
277&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
278</TR>
279</TABLE>
280&nbsp;<A NAME="methods_inherited_from_class_org.apache.hadoop.util.Shell"><!-- --></A>
281<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
282<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
283<TH ALIGN="left"><B>Methods inherited from class org.apache.hadoop.util.<A HREF="../../../../org/apache/hadoop/util/Shell.html" title="class in org.apache.hadoop.util">Shell</A></B></TH>
284</TR>
285<TR BGCOLOR="white" CLASS="TableRowColor">
286<TD><CODE><A HREF="../../../../org/apache/hadoop/util/Shell.html#execCommand(java.util.Map, java.lang.String...)">execCommand</A>, <A HREF="../../../../org/apache/hadoop/util/Shell.html#execCommand(java.lang.String...)">execCommand</A>, <A HREF="../../../../org/apache/hadoop/util/Shell.html#getExitCode()">getExitCode</A>, <A HREF="../../../../org/apache/hadoop/util/Shell.html#getGET_PERMISSION_COMMAND()">getGET_PERMISSION_COMMAND</A>, <A HREF="../../../../org/apache/hadoop/util/Shell.html#getGROUPS_COMMAND()">getGROUPS_COMMAND</A>, <A HREF="../../../../org/apache/hadoop/util/Shell.html#getProcess()">getProcess</A>, <A HREF="../../../../org/apache/hadoop/util/Shell.html#getUlimitMemoryCommand(org.apache.hadoop.conf.Configuration)">getUlimitMemoryCommand</A>, <A HREF="../../../../org/apache/hadoop/util/Shell.html#run()">run</A>, <A HREF="../../../../org/apache/hadoop/util/Shell.html#setEnvironment(java.util.Map)">setEnvironment</A>, <A HREF="../../../../org/apache/hadoop/util/Shell.html#setWorkingDirectory(java.io.File)">setWorkingDirectory</A></CODE></TD>
287</TR>
288</TABLE>
289&nbsp;<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
290<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
291<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
292<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>
293</TR>
294<TR BGCOLOR="white" CLASS="TableRowColor">
295<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>
296</TR>
297</TABLE>
298&nbsp;
299<P>
300
301<!-- ============ FIELD DETAIL =========== -->
302
303<A NAME="field_detail"><!-- --></A>
304<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
305<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
306<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
307<B>Field Detail</B></FONT></TH>
308</TR>
309</TABLE>
310
311<A NAME="DF_INTERVAL_DEFAULT"><!-- --></A><H3>
312DF_INTERVAL_DEFAULT</H3>
313<PRE>
314public static final long <B>DF_INTERVAL_DEFAULT</B></PRE>
315<DL>
316<DL>
317<DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.apache.hadoop.fs.DF.DF_INTERVAL_DEFAULT">Constant Field Values</A></DL>
318</DL>
319
320<!-- ========= CONSTRUCTOR DETAIL ======== -->
321
322<A NAME="constructor_detail"><!-- --></A>
323<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
324<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
325<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
326<B>Constructor Detail</B></FONT></TH>
327</TR>
328</TABLE>
329
330<A NAME="DF(java.io.File, org.apache.hadoop.conf.Configuration)"><!-- --></A><H3>
331DF</H3>
332<PRE>
333public <B>DF</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</A>&nbsp;path,
334          <A HREF="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf)
335   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>
336<DL>
337<DL>
338
339<DT><B>Throws:</B>
340<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>
341</DL>
342<HR>
343
344<A NAME="DF(java.io.File, long)"><!-- --></A><H3>
345DF</H3>
346<PRE>
347public <B>DF</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</A>&nbsp;path,
348          long&nbsp;dfInterval)
349   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>
350<DL>
351<DL>
352
353<DT><B>Throws:</B>
354<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>
355</DL>
356
357<!-- ============ METHOD DETAIL ========== -->
358
359<A NAME="method_detail"><!-- --></A>
360<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
361<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
362<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
363<B>Method Detail</B></FONT></TH>
364</TR>
365</TABLE>
366
367<A NAME="getDirPath()"><!-- --></A><H3>
368getDirPath</H3>
369<PRE>
370public <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>getDirPath</B>()</PRE>
371<DL>
372<DD><DL>
373</DL>
374</DD>
375</DL>
376<HR>
377
378<A NAME="getFilesystem()"><!-- --></A><H3>
379getFilesystem</H3>
380<PRE>
381public <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>getFilesystem</B>()
382                     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>
383<DL>
384<DD><DL>
385
386<DT><B>Throws:</B>
387<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>
388</DD>
389</DL>
390<HR>
391
392<A NAME="getCapacity()"><!-- --></A><H3>
393getCapacity</H3>
394<PRE>
395public long <B>getCapacity</B>()
396                 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>
397<DL>
398<DD><DL>
399
400<DT><B>Throws:</B>
401<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>
402</DD>
403</DL>
404<HR>
405
406<A NAME="getUsed()"><!-- --></A><H3>
407getUsed</H3>
408<PRE>
409public long <B>getUsed</B>()
410             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>
411<DL>
412<DD><DL>
413
414<DT><B>Throws:</B>
415<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>
416</DD>
417</DL>
418<HR>
419
420<A NAME="getAvailable()"><!-- --></A><H3>
421getAvailable</H3>
422<PRE>
423public long <B>getAvailable</B>()
424                  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>
425<DL>
426<DD><DL>
427
428<DT><B>Throws:</B>
429<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>
430</DD>
431</DL>
432<HR>
433
434<A NAME="getPercentUsed()"><!-- --></A><H3>
435getPercentUsed</H3>
436<PRE>
437public int <B>getPercentUsed</B>()
438                   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>
439<DL>
440<DD><DL>
441
442<DT><B>Throws:</B>
443<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>
444</DD>
445</DL>
446<HR>
447
448<A NAME="getMount()"><!-- --></A><H3>
449getMount</H3>
450<PRE>
451public <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>getMount</B>()
452                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>
453<DL>
454<DD><DL>
455
456<DT><B>Throws:</B>
457<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>
458</DD>
459</DL>
460<HR>
461
462<A NAME="toString()"><!-- --></A><H3>
463toString</H3>
464<PRE>
465public <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>
466<DL>
467<DD><DL>
468<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>
469</DD>
470<DD><DL>
471</DL>
472</DD>
473</DL>
474<HR>
475
476<A NAME="getExecString()"><!-- --></A><H3>
477getExecString</H3>
478<PRE>
479protected <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>getExecString</B>()</PRE>
480<DL>
481<DD><B>Description copied from class: <CODE><A HREF="../../../../org/apache/hadoop/util/Shell.html#getExecString()">Shell</A></CODE></B></DD>
482<DD>return an array containing the command name & its parameters
483<P>
484<DD><DL>
485<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/util/Shell.html#getExecString()">getExecString</A></CODE> in class <CODE><A HREF="../../../../org/apache/hadoop/util/Shell.html" title="class in org.apache.hadoop.util">Shell</A></CODE></DL>
486</DD>
487<DD><DL>
488</DL>
489</DD>
490</DL>
491<HR>
492
493<A NAME="parseExecResult(java.io.BufferedReader)"><!-- --></A><H3>
494parseExecResult</H3>
495<PRE>
496protected void <B>parseExecResult</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/io/BufferedReader.html?is-external=true" title="class or interface in java.io">BufferedReader</A>&nbsp;lines)
497                        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>
498<DL>
499<DD><B>Description copied from class: <CODE><A HREF="../../../../org/apache/hadoop/util/Shell.html#parseExecResult(java.io.BufferedReader)">Shell</A></CODE></B></DD>
500<DD>Parse the execution result
501<P>
502<DD><DL>
503<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/apache/hadoop/util/Shell.html#parseExecResult(java.io.BufferedReader)">parseExecResult</A></CODE> in class <CODE><A HREF="../../../../org/apache/hadoop/util/Shell.html" title="class in org.apache.hadoop.util">Shell</A></CODE></DL>
504</DD>
505<DD><DL>
506
507<DT><B>Throws:</B>
508<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>
509</DD>
510</DL>
511<HR>
512
513<A NAME="main(java.lang.String[])"><!-- --></A><H3>
514main</H3>
515<PRE>
516public static void <B>main</B>(<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;args)
517                 throws <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</A></PRE>
518<DL>
519<DD><DL>
520
521<DT><B>Throws:</B>
522<DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</A></CODE></DL>
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