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

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7Stringifier (Hadoop 0.20.1 API)
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91org.apache.hadoop.io</FONT>
92<BR>
93Interface Stringifier&lt;T&gt;</H2>
94<DL>
95<DT><DT><B>Type Parameters:</B><DD><CODE>T</CODE> - the class of the objects to stringify</DL>
96<DL>
97<DT><B>All Superinterfaces:</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></DD>
98</DL>
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100<DT><B>All Known Implementing Classes:</B> <DD><A HREF="../../../../org/apache/hadoop/io/DefaultStringifier.html" title="class in org.apache.hadoop.io">DefaultStringifier</A></DD>
101</DL>
102<HR>
103<DL>
104<DT><PRE>public interface <B>Stringifier&lt;T&gt;</B><DT>extends <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></DL>
105</PRE>
106
107<P>
108Stringifier interface offers two methods to convert an object
109 to a string representation and restore the object given its
110 string representation.
111<P>
112
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128<CODE>&nbsp;void</CODE></FONT></TD>
129<TD><CODE><B><A HREF="../../../../org/apache/hadoop/io/Stringifier.html#close()">close</A></B>()</CODE>
130
131<BR>
132&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Closes this object.</TD>
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136<CODE>&nbsp;<A HREF="../../../../org/apache/hadoop/io/Stringifier.html" title="type parameter in Stringifier">T</A></CODE></FONT></TD>
137<TD><CODE><B><A HREF="../../../../org/apache/hadoop/io/Stringifier.html#fromString(java.lang.String)">fromString</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;str)</CODE>
138
139<BR>
140&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Restores the object from its string representation.</TD>
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144<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>
145<TD><CODE><B><A HREF="../../../../org/apache/hadoop/io/Stringifier.html#toString(T)">toString</A></B>(<A HREF="../../../../org/apache/hadoop/io/Stringifier.html" title="type parameter in Stringifier">T</A>&nbsp;obj)</CODE>
146
147<BR>
148&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Converts the object to a string representation</TD>
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164<A NAME="toString(java.lang.Object)"><!-- --></A><A NAME="toString(T)"><!-- --></A><H3>
165toString</H3>
166<PRE>
167<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>(<A HREF="../../../../org/apache/hadoop/io/Stringifier.html" title="type parameter in Stringifier">T</A>&nbsp;obj)
168                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>
169<DL>
170<DD>Converts the object to a string representation
171<P>
172<DD><DL>
173</DL>
174</DD>
175<DD><DL>
176<DT><B>Parameters:</B><DD><CODE>obj</CODE> - the object to convert
177<DT><B>Returns:</B><DD>the string representation of the object
178<DT><B>Throws:</B>
179<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> - if the object cannot be converted</DL>
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185fromString</H3>
186<PRE>
187<A HREF="../../../../org/apache/hadoop/io/Stringifier.html" title="type parameter in Stringifier">T</A> <B>fromString</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;str)
188             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>
189<DL>
190<DD>Restores the object from its string representation.
191<P>
192<DD><DL>
193</DL>
194</DD>
195<DD><DL>
196<DT><B>Parameters:</B><DD><CODE>str</CODE> - the string representation of the object
197<DT><B>Returns:</B><DD>restored object
198<DT><B>Throws:</B>
199<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> - if the object cannot be restored</DL>
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205close</H3>
206<PRE>
207void <B>close</B>()
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209<DL>
210<DD>Closes this object.
211<P>
212<DD><DL>
213<DT><B>Specified by:</B><DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/Closeable.html?is-external=true#close()" title="class or interface in java.io">close</A></CODE> in interface <CODE><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></CODE></DL>
214</DD>
215<DD><DL>
216
217<DT><B>Throws:</B>
218<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> - if an I/O error occurs</DL>
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