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7Uses of Class org.apache.hadoop.security.UserGroupInformation (Hadoop 0.20.1 API)
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83<H2>
84<B>Uses of Class<br>org.apache.hadoop.security.UserGroupInformation</B></H2>
85</CENTER>
86
87<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
88<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
89<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
90Packages that use <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A></FONT></TH>
91</TR>
92<TR BGCOLOR="white" CLASS="TableRowColor">
93<TD><A HREF="#org.apache.hadoop.ipc"><B>org.apache.hadoop.ipc</B></A></TD>
94<TD>Tools to help define network clients and servers.&nbsp;</TD>
95</TR>
96<TR BGCOLOR="white" CLASS="TableRowColor">
97<TD><A HREF="#org.apache.hadoop.security"><B>org.apache.hadoop.security</B></A></TD>
98<TD>&nbsp;&nbsp;</TD>
99</TR>
100</TABLE>
101&nbsp;
102<P>
103<A NAME="org.apache.hadoop.ipc"><!-- --></A>
104<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
105<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
106<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
107Uses of <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A> in <A HREF="../../../../../org/apache/hadoop/ipc/package-summary.html">org.apache.hadoop.ipc</A></FONT></TH>
108</TR>
109</TABLE>
110&nbsp;
111<P>
112
113<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
114<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
115<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/ipc/package-summary.html">org.apache.hadoop.ipc</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A></FONT></TH>
116</TR>
117<TR BGCOLOR="white" CLASS="TableRowColor">
118<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
119<CODE>static&nbsp;<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></FONT></TD>
120<TD><CODE><B>RPC.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/RPC.html#call(java.lang.reflect.Method, java.lang.Object[][], java.net.InetSocketAddress[], org.apache.hadoop.security.UserGroupInformation, org.apache.hadoop.conf.Configuration)">call</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/reflect/Method.html?is-external=true" title="class or interface in java.lang.reflect">Method</A>&nbsp;method,
121     <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>[][]&nbsp;params,
122     <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A>[]&nbsp;addrs,
123     <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A>&nbsp;ticket,
124     <A HREF="../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf)</CODE>
125
126<BR>
127&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Expert: Make multiple, parallel calls to a set of servers.</TD>
128</TR>
129<TR BGCOLOR="white" CLASS="TableRowColor">
130<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
131<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>[]</CODE></FONT></TD>
132<TD><CODE><B>Client.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/Client.html#call(org.apache.hadoop.io.Writable[], java.net.InetSocketAddress[], java.lang.Class, org.apache.hadoop.security.UserGroupInformation)">call</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>[]&nbsp;params,
133     <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A>[]&nbsp;addresses,
134     <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;&nbsp;protocol,
135     <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A>&nbsp;ticket)</CODE>
136
137<BR>
138&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Makes a set of calls in parallel.</TD>
139</TR>
140<TR BGCOLOR="white" CLASS="TableRowColor">
141<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
142<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
143<TD><CODE><B>Client.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/Client.html#call(org.apache.hadoop.io.Writable, java.net.InetSocketAddress, java.lang.Class, org.apache.hadoop.security.UserGroupInformation)">call</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;param,
144     <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A>&nbsp;addr,
145     <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;&nbsp;protocol,
146     <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A>&nbsp;ticket)</CODE>
147
148<BR>
149&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Make a call, passing <code>param</code>, to the IPC server running at
150 <code>address</code> which is servicing the <code>protocol</code> protocol,
151 with the <code>ticket</code> credentials, returning the value.</TD>
152</TR>
153<TR BGCOLOR="white" CLASS="TableRowColor">
154<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
155<CODE>&nbsp;<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A></CODE></FONT></TD>
156<TD><CODE><B>Client.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/Client.html#call(org.apache.hadoop.io.Writable, java.net.InetSocketAddress, org.apache.hadoop.security.UserGroupInformation)">call</A></B>(<A HREF="../../../../../org/apache/hadoop/io/Writable.html" title="interface in org.apache.hadoop.io">Writable</A>&nbsp;param,
157     <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A>&nbsp;addr,
158     <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A>&nbsp;ticket)</CODE>
159
160<BR>
161&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../../../org/apache/hadoop/ipc/Client.html#call(org.apache.hadoop.io.Writable, java.net.InetSocketAddress, java.lang.Class, org.apache.hadoop.security.UserGroupInformation)"><CODE>Client.call(Writable, InetSocketAddress, Class, UserGroupInformation)</CODE></A> instead</I></TD>
162</TR>
163<TR BGCOLOR="white" CLASS="TableRowColor">
164<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
165<CODE>static&nbsp;<A HREF="../../../../../org/apache/hadoop/ipc/VersionedProtocol.html" title="interface in org.apache.hadoop.ipc">VersionedProtocol</A></CODE></FONT></TD>
166<TD><CODE><B>RPC.</B><B><A HREF="../../../../../org/apache/hadoop/ipc/RPC.html#getProxy(java.lang.Class, long, java.net.InetSocketAddress, org.apache.hadoop.security.UserGroupInformation, org.apache.hadoop.conf.Configuration, javax.net.SocketFactory)">getProxy</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>&lt;?&gt;&nbsp;protocol,
167         long&nbsp;clientVersion,
168         <A HREF="http://java.sun.com/javase/6/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</A>&nbsp;addr,
169         <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A>&nbsp;ticket,
170         <A HREF="../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf,
171         <A HREF="http://java.sun.com/javase/6/docs/api/javax/net/SocketFactory.html?is-external=true" title="class or interface in javax.net">SocketFactory</A>&nbsp;factory)</CODE>
172
173<BR>
174&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Construct a client-side proxy object that implements the named protocol,
175 talking to a server at the named address.</TD>
176</TR>
177</TABLE>
178&nbsp;
179<P>
180<A NAME="org.apache.hadoop.security"><!-- --></A>
181<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
182<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
183<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
184Uses of <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A> in <A HREF="../../../../../org/apache/hadoop/security/package-summary.html">org.apache.hadoop.security</A></FONT></TH>
185</TR>
186</TABLE>
187&nbsp;
188<P>
189
190<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
191<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
192<TH ALIGN="left" COLSPAN="2">Subclasses of <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A> in <A HREF="../../../../../org/apache/hadoop/security/package-summary.html">org.apache.hadoop.security</A></FONT></TH>
193</TR>
194<TR BGCOLOR="white" CLASS="TableRowColor">
195<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
196<CODE>&nbsp;class</CODE></FONT></TD>
197<TD><CODE><B><A HREF="../../../../../org/apache/hadoop/security/UnixUserGroupInformation.html" title="class in org.apache.hadoop.security">UnixUserGroupInformation</A></B></CODE>
198
199<BR>
200&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;An implementation of UserGroupInformation in the Unix system</TD>
201</TR>
202</TABLE>
203&nbsp;
204<P>
205
206<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
207<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
208<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/security/package-summary.html">org.apache.hadoop.security</A> that return <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A></FONT></TH>
209</TR>
210<TR BGCOLOR="white" CLASS="TableRowColor">
211<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
212<CODE>static&nbsp;<A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A></CODE></FONT></TD>
213<TD><CODE><B>UserGroupInformation.</B><B><A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html#getCurrentUGI()">getCurrentUGI</A></B>()</CODE>
214
215<BR>
216&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
217</TR>
218<TR BGCOLOR="white" CLASS="TableRowColor">
219<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
220<CODE>static&nbsp;<A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A></CODE></FONT></TD>
221<TD><CODE><B>UserGroupInformation.</B><B><A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html#login(org.apache.hadoop.conf.Configuration)">login</A></B>(<A HREF="../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf)</CODE>
222
223<BR>
224&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Login and return a UserGroupInformation object.</TD>
225</TR>
226<TR BGCOLOR="white" CLASS="TableRowColor">
227<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
228<CODE>static&nbsp;<A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A></CODE></FONT></TD>
229<TD><CODE><B>UserGroupInformation.</B><B><A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html#readFrom(org.apache.hadoop.conf.Configuration)">readFrom</A></B>(<A HREF="../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf)</CODE>
230
231<BR>
232&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Read a <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security"><CODE>UserGroupInformation</CODE></A> from conf</TD>
233</TR>
234</TABLE>
235&nbsp;
236<P>
237
238<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
239<TR BGCOLOR="#CCCCFF" CLASS="TableSubHeadingColor">
240<TH ALIGN="left" COLSPAN="2">Methods in <A HREF="../../../../../org/apache/hadoop/security/package-summary.html">org.apache.hadoop.security</A> with parameters of type <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A></FONT></TH>
241</TR>
242<TR BGCOLOR="white" CLASS="TableRowColor">
243<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
244<CODE>static&nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/javax/security/auth/Subject.html?is-external=true" title="class or interface in javax.security.auth">Subject</A></CODE></FONT></TD>
245<TD><CODE><B>SecurityUtil.</B><B><A HREF="../../../../../org/apache/hadoop/security/SecurityUtil.html#getSubject(org.apache.hadoop.security.UserGroupInformation)">getSubject</A></B>(<A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A>&nbsp;ugi)</CODE>
246
247<BR>
248&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get the <A HREF="http://java.sun.com/javase/6/docs/api/javax/security/auth/Subject.html?is-external=true" title="class or interface in javax.security.auth"><CODE>Subject</CODE></A> for the user identified by <code>ugi</code>.</TD>
249</TR>
250<TR BGCOLOR="white" CLASS="TableRowColor">
251<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
252<CODE>static&nbsp;void</CODE></FONT></TD>
253<TD><CODE><B>UserGroupInformation.</B><B><A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html#setCurrentUGI(org.apache.hadoop.security.UserGroupInformation)">setCurrentUGI</A></B>(<A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A>&nbsp;ugi)</CODE>
254
255<BR>
256&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html#setCurrentUser(org.apache.hadoop.security.UserGroupInformation)"><CODE>setCurrentUser(UserGroupInformation)</CODE></A></I></TD>
257</TR>
258<TR BGCOLOR="white" CLASS="TableRowColor">
259<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
260<CODE>static&nbsp;void</CODE></FONT></TD>
261<TD><CODE><B>UserGroupInformation.</B><B><A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html#setCurrentUser(org.apache.hadoop.security.UserGroupInformation)">setCurrentUser</A></B>(<A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security">UserGroupInformation</A>&nbsp;ugi)</CODE>
262
263<BR>
264&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set the <A HREF="../../../../../org/apache/hadoop/security/UserGroupInformation.html" title="class in org.apache.hadoop.security"><CODE>UserGroupInformation</CODE></A> for the current thread
265 WARNING - This method should be used only in test cases and other exceptional
266 cases!</TD>
267</TR>
268</TABLE>
269&nbsp;
270<P>
271<HR>
272
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