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

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7WritableName (Hadoop 0.20.1 API)
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91org.apache.hadoop.io</FONT>
92<BR>
93Class WritableName</H2>
94<PRE>
95<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</A>
96  <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><B>org.apache.hadoop.io.WritableName</B>
97</PRE>
98<HR>
99<DL>
100<DT><PRE>public class <B>WritableName</B><DT>extends <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></DL>
101</PRE>
102
103<P>
104Utility to permit renaming of Writable implementation classes without
105 invalidiating files that contain their class name.
106<P>
107
108<P>
109<HR>
110
111<P>
112
113<!-- ========== METHOD SUMMARY =========== -->
114
115<A NAME="method_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>Method Summary</B></FONT></TH>
120</TR>
121<TR BGCOLOR="white" CLASS="TableRowColor">
122<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
123<CODE>static&nbsp;void</CODE></FONT></TD>
124<TD><CODE><B><A HREF="../../../../org/apache/hadoop/io/WritableName.html#addName(java.lang.Class, java.lang.String)">addName</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&nbsp;writableClass,
125        <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;name)</CODE>
126
127<BR>
128&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Add an alternate name for a class.</TD>
129</TR>
130<TR BGCOLOR="white" CLASS="TableRowColor">
131<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
132<CODE>static&nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;?&gt;</CODE></FONT></TD>
133<TD><CODE><B><A HREF="../../../../org/apache/hadoop/io/WritableName.html#getClass(java.lang.String, org.apache.hadoop.conf.Configuration)">getClass</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;name,
134         <A HREF="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf)</CODE>
135
136<BR>
137&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the class for a name.</TD>
138</TR>
139<TR BGCOLOR="white" CLASS="TableRowColor">
140<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
141<CODE>static&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>
142<TD><CODE><B><A HREF="../../../../org/apache/hadoop/io/WritableName.html#getName(java.lang.Class)">getName</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&nbsp;writableClass)</CODE>
143
144<BR>
145&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the name for a class.</TD>
146</TR>
147<TR BGCOLOR="white" CLASS="TableRowColor">
148<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
149<CODE>static&nbsp;void</CODE></FONT></TD>
150<TD><CODE><B><A HREF="../../../../org/apache/hadoop/io/WritableName.html#setName(java.lang.Class, java.lang.String)">setName</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&nbsp;writableClass,
151        <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;name)</CODE>
152
153<BR>
154&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set the name that a class should be known as to something other than the
155 class name.</TD>
156</TR>
157</TABLE>
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161<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>
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178</TABLE>
179
180<A NAME="setName(java.lang.Class, java.lang.String)"><!-- --></A><H3>
181setName</H3>
182<PRE>
183public static void <B>setName</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&nbsp;writableClass,
184                           <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;name)</PRE>
185<DL>
186<DD>Set the name that a class should be known as to something other than the
187 class name.
188<P>
189<DD><DL>
190</DL>
191</DD>
192</DL>
193<HR>
194
195<A NAME="addName(java.lang.Class, java.lang.String)"><!-- --></A><H3>
196addName</H3>
197<PRE>
198public static void <B>addName</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&nbsp;writableClass,
199                           <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;name)</PRE>
200<DL>
201<DD>Add an alternate name for a class.
202<P>
203<DD><DL>
204</DL>
205</DD>
206</DL>
207<HR>
208
209<A NAME="getName(java.lang.Class)"><!-- --></A><H3>
210getName</H3>
211<PRE>
212public static <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>getName</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&nbsp;writableClass)</PRE>
213<DL>
214<DD>Return the name for a class.  Default is <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true#getName()" title="class or interface in java.lang"><CODE>Class.getName()</CODE></A>.
215<P>
216<DD><DL>
217</DL>
218</DD>
219</DL>
220<HR>
221
222<A NAME="getClass(java.lang.String, org.apache.hadoop.conf.Configuration)"><!-- --></A><H3>
223getClass</H3>
224<PRE>
225public static <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A>&lt;?&gt; <B>getClass</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;name,
226                                <A HREF="../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf)
227                         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>
228<DL>
229<DD>Return the class for a name.  Default is <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true#forName(java.lang.String)" title="class or interface in java.lang"><CODE>Class.forName(String)</CODE></A>.
230<P>
231<DD><DL>
232
233<DT><B>Throws:</B>
234<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>
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