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AbstractDelegationTokenSecretManager (Hadoop 0.20.205.0 API)
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org.apache.hadoop.security.token.delegation</FONT>
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Class AbstractDelegationTokenSecretManager&lt;TokenIdent extends <A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenIdentifier.html" title="class in org.apache.hadoop.security.token.delegation">AbstractDelegationTokenIdentifier</A>&gt;</H2>
<PRE>
<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>
  <IMG SRC="../../../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../../../org/apache/hadoop/security/token/SecretManager.html" title="class in org.apache.hadoop.security.token">org.apache.hadoop.security.token.SecretManager</A>&lt;TokenIdent&gt;
      <IMG SRC="../../../../../../resources/inherit.gif" ALT="extended by "><B>org.apache.hadoop.security.token.delegation.AbstractDelegationTokenSecretManager&lt;TokenIdent&gt;</B>
</PRE>
<DL>
<DT><B>Direct Known Subclasses:</B> <DD><A HREF="../../../../../../org/apache/hadoop/mapreduce/security/token/delegation/DelegationTokenSecretManager.html" title="class in org.apache.hadoop.mapreduce.security.token.delegation">DelegationTokenSecretManager</A></DD>
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<DT><PRE>public abstract class <B>AbstractDelegationTokenSecretManager&lt;TokenIdent extends <A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenIdentifier.html" title="class in org.apache.hadoop.security.token.delegation">AbstractDelegationTokenIdentifier</A>&gt;</B><DT>extends <A HREF="../../../../../../org/apache/hadoop/security/token/SecretManager.html" title="class in org.apache.hadoop.security.token">SecretManager</A>&lt;TokenIdent&gt;</DL>
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<!-- ======== NESTED CLASS SUMMARY ======== -->

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<B>Nested Class Summary</B></FONT></TH>
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<CODE>static&nbsp;class</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.DelegationTokenInformation.html" title="class in org.apache.hadoop.security.token.delegation">AbstractDelegationTokenSecretManager.DelegationTokenInformation</A></B></CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Class to encapsulate a token's renew date and password.</TD>
</TR>
</TABLE>
&nbsp;<A NAME="nested_classes_inherited_from_class_org.apache.hadoop.security.token.SecretManager"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Nested classes/interfaces inherited from class org.apache.hadoop.security.token.<A HREF="../../../../../../org/apache/hadoop/security/token/SecretManager.html" title="class in org.apache.hadoop.security.token">SecretManager</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../../../org/apache/hadoop/security/token/SecretManager.InvalidToken.html" title="class in org.apache.hadoop.security.token">SecretManager.InvalidToken</A></CODE></TD>
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<!-- =========== FIELD SUMMARY =========== -->

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<B>Field Summary</B></FONT></TH>
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<CODE>protected &nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</A>&lt;<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</A>,<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/DelegationKey.html" title="class in org.apache.hadoop.security.token.delegation">DelegationKey</A>&gt;</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html#allKeys">allKeys</A></B></CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Access to allKeys is protected by this object lock</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html#currentId">currentId</A></B></CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Access to currentId is protected by this object lock.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</A>&lt;<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html" title="type parameter in AbstractDelegationTokenSecretManager">TokenIdent</A>,<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.DelegationTokenInformation.html" title="class in org.apache.hadoop.security.token.delegation">AbstractDelegationTokenSecretManager.DelegationTokenInformation</A>&gt;</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html#currentTokens">currentTokens</A></B></CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Cache of currently valid tokens, mapping from DelegationTokenIdentifier 
 to DelegationTokenInformation.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html#delegationTokenSequenceNumber">delegationTokenSequenceNumber</A></B></CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Sequence number to create DelegationTokenIdentifier.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html#running">running</A></B></CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
</TABLE>
&nbsp;
<!-- ======== CONSTRUCTOR SUMMARY ======== -->

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<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html#AbstractDelegationTokenSecretManager(long, long, long, long)">AbstractDelegationTokenSecretManager</A></B>(long&nbsp;delegationKeyUpdateInterval,
                                     long&nbsp;delegationTokenMaxLifetime,
                                     long&nbsp;delegationTokenRenewInterval,
                                     long&nbsp;delegationTokenRemoverScanInterval)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html#addKey(org.apache.hadoop.security.token.delegation.DelegationKey)">addKey</A></B>(<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/DelegationKey.html" title="class in org.apache.hadoop.security.token.delegation">DelegationKey</A>&nbsp;key)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Add a previously used master key to cache (when NN restarts), 
 should be called before activate().</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html" title="type parameter in AbstractDelegationTokenSecretManager">TokenIdent</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html#cancelToken(org.apache.hadoop.security.token.Token, java.lang.String)">cancelToken</A></B>(<A HREF="../../../../../../org/apache/hadoop/security/token/Token.html" title="class in org.apache.hadoop.security.token">Token</A>&lt;<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html" title="type parameter in AbstractDelegationTokenSecretManager">TokenIdent</A>&gt;&nbsp;token,
            <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;canceller)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Cancel a token by removing it from cache.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;byte[]</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html#createPassword(TokenIdent)">createPassword</A></B>(<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html" title="type parameter in AbstractDelegationTokenSecretManager">TokenIdent</A>&nbsp;identifier)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create the password for the given identifier.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static&nbsp;<A HREF="http://java.sun.com/javase/6/docs/api/javax/crypto/SecretKey.html?is-external=true" title="class or interface in javax.crypto">SecretKey</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html#createSecretKey(byte[])">createSecretKey</A></B>(byte[]&nbsp;key)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Convert the byte[] to a secret key</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/DelegationKey.html" title="class in org.apache.hadoop.security.token.delegation">DelegationKey</A>[]</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html#getAllKeys()">getAllKeys</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html#isRunning()">isRunning</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;is secretMgr running</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html#logUpdateMasterKey(org.apache.hadoop.security.token.delegation.DelegationKey)">logUpdateMasterKey</A></B>(<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/DelegationKey.html" title="class in org.apache.hadoop.security.token.delegation">DelegationKey</A>&nbsp;key)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;long</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html#renewToken(org.apache.hadoop.security.token.Token, java.lang.String)">renewToken</A></B>(<A HREF="../../../../../../org/apache/hadoop/security/token/Token.html" title="class in org.apache.hadoop.security.token">Token</A>&lt;<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html" title="type parameter in AbstractDelegationTokenSecretManager">TokenIdent</A>&gt;&nbsp;token,
           <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;renewer)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Renew a delegation token.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;byte[]</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html#retrievePassword(TokenIdent)">retrievePassword</A></B>(<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html" title="type parameter in AbstractDelegationTokenSecretManager">TokenIdent</A>&nbsp;identifier)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Retrieve the password for the given token identifier.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html#startThreads()">startThreads</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;should be called before this object is used</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html#stopThreads()">stopThreads</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_org.apache.hadoop.security.token.SecretManager"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from class org.apache.hadoop.security.token.<A HREF="../../../../../../org/apache/hadoop/security/token/SecretManager.html" title="class in org.apache.hadoop.security.token">SecretManager</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../../../org/apache/hadoop/security/token/SecretManager.html#createIdentifier()">createIdentifier</A>, <A HREF="../../../../../../org/apache/hadoop/security/token/SecretManager.html#createPassword(byte[], javax.crypto.SecretKey)">createPassword</A>, <A HREF="../../../../../../org/apache/hadoop/security/token/SecretManager.html#generateSecret()">generateSecret</A></CODE></TD>
</TR>
</TABLE>
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<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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&nbsp;
<P>

<!-- ============ FIELD DETAIL =========== -->

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<B>Field Detail</B></FONT></TH>
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<A NAME="currentTokens"><!-- --></A><H3>
currentTokens</H3>
<PRE>
protected final <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</A>&lt;<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html" title="type parameter in AbstractDelegationTokenSecretManager">TokenIdent</A> extends <A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenIdentifier.html" title="class in org.apache.hadoop.security.token.delegation">AbstractDelegationTokenIdentifier</A>,<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.DelegationTokenInformation.html" title="class in org.apache.hadoop.security.token.delegation">AbstractDelegationTokenSecretManager.DelegationTokenInformation</A>&gt; <B>currentTokens</B></PRE>
<DL>
<DD>Cache of currently valid tokens, mapping from DelegationTokenIdentifier 
 to DelegationTokenInformation. Protected by this object lock.
<P>
<DL>
</DL>
</DL>
<HR>

<A NAME="delegationTokenSequenceNumber"><!-- --></A><H3>
delegationTokenSequenceNumber</H3>
<PRE>
protected int <B>delegationTokenSequenceNumber</B></PRE>
<DL>
<DD>Sequence number to create DelegationTokenIdentifier.
 Protected by this object lock.
<P>
<DL>
</DL>
</DL>
<HR>

<A NAME="allKeys"><!-- --></A><H3>
allKeys</H3>
<PRE>
protected final <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</A>&lt;<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</A>,<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/DelegationKey.html" title="class in org.apache.hadoop.security.token.delegation">DelegationKey</A>&gt; <B>allKeys</B></PRE>
<DL>
<DD>Access to allKeys is protected by this object lock
<P>
<DL>
</DL>
</DL>
<HR>

<A NAME="currentId"><!-- --></A><H3>
currentId</H3>
<PRE>
protected int <B>currentId</B></PRE>
<DL>
<DD>Access to currentId is protected by this object lock.
<P>
<DL>
</DL>
</DL>
<HR>

<A NAME="running"><!-- --></A><H3>
running</H3>
<PRE>
protected volatile boolean <B>running</B></PRE>
<DL>
<DL>
</DL>
</DL>

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<B>Constructor Detail</B></FONT></TH>
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<A NAME="AbstractDelegationTokenSecretManager(long, long, long, long)"><!-- --></A><H3>
AbstractDelegationTokenSecretManager</H3>
<PRE>
public <B>AbstractDelegationTokenSecretManager</B>(long&nbsp;delegationKeyUpdateInterval,
                                            long&nbsp;delegationTokenMaxLifetime,
                                            long&nbsp;delegationTokenRenewInterval,
                                            long&nbsp;delegationTokenRemoverScanInterval)</PRE>
<DL>
</DL>

<!-- ============ METHOD DETAIL ========== -->

<A NAME="method_detail"><!-- --></A>
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<B>Method Detail</B></FONT></TH>
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<A NAME="startThreads()"><!-- --></A><H3>
startThreads</H3>
<PRE>
public void <B>startThreads</B>()
                  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>
<DL>
<DD>should be called before this object is used
<P>
<DD><DL>

<DT><B>Throws:</B>
<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>
</DD>
</DL>
<HR>

<A NAME="isRunning()"><!-- --></A><H3>
isRunning</H3>
<PRE>
public boolean <B>isRunning</B>()</PRE>
<DL>
<DD>is secretMgr running
<P>
<DD><DL>

<DT><B>Returns:</B><DD>true if secret mgr is running</DL>
</DD>
</DL>
<HR>

<A NAME="addKey(org.apache.hadoop.security.token.delegation.DelegationKey)"><!-- --></A><H3>
addKey</H3>
<PRE>
public void <B>addKey</B>(<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/DelegationKey.html" title="class in org.apache.hadoop.security.token.delegation">DelegationKey</A>&nbsp;key)
            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>
<DL>
<DD>Add a previously used master key to cache (when NN restarts), 
 should be called before activate().
<P>
<DD><DL>

<DT><B>Throws:</B>
<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>
</DD>
</DL>
<HR>

<A NAME="getAllKeys()"><!-- --></A><H3>
getAllKeys</H3>
<PRE>
public <A HREF="../../../../../../org/apache/hadoop/security/token/delegation/DelegationKey.html" title="class in org.apache.hadoop.security.token.delegation">DelegationKey</A>[] <B>getAllKeys</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="logUpdateMasterKey(org.apache.hadoop.security.token.delegation.DelegationKey)"><!-- --></A><H3>
logUpdateMasterKey</H3>
<PRE>
protected void <B>logUpdateMasterKey</B>(<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/DelegationKey.html" title="class in org.apache.hadoop.security.token.delegation">DelegationKey</A>&nbsp;key)
                           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>
<DL>
<DD><DL>

<DT><B>Throws:</B>
<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>
</DD>
</DL>
<HR>

<A NAME="createPassword(org.apache.hadoop.security.token.delegation.AbstractDelegationTokenIdentifier)"><!-- --></A><A NAME="createPassword(TokenIdent)"><!-- --></A><H3>
createPassword</H3>
<PRE>
protected byte[] <B>createPassword</B>(<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html" title="type parameter in AbstractDelegationTokenSecretManager">TokenIdent</A>&nbsp;identifier)</PRE>
<DL>
<DD><B>Description copied from class: <CODE><A HREF="../../../../../../org/apache/hadoop/security/token/SecretManager.html#createPassword(T)">SecretManager</A></CODE></B></DD>
<DD>Create the password for the given identifier.
 identifier may be modified inside this method.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/hadoop/security/token/SecretManager.html#createPassword(T)">createPassword</A></CODE> in class <CODE><A HREF="../../../../../../org/apache/hadoop/security/token/SecretManager.html" title="class in org.apache.hadoop.security.token">SecretManager</A>&lt;<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html" title="type parameter in AbstractDelegationTokenSecretManager">TokenIdent</A> extends <A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenIdentifier.html" title="class in org.apache.hadoop.security.token.delegation">AbstractDelegationTokenIdentifier</A>&gt;</CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>identifier</CODE> - the identifier to use
<DT><B>Returns:</B><DD>the new password</DL>
</DD>
</DL>
<HR>

<A NAME="retrievePassword(org.apache.hadoop.security.token.delegation.AbstractDelegationTokenIdentifier)"><!-- --></A><A NAME="retrievePassword(TokenIdent)"><!-- --></A><H3>
retrievePassword</H3>
<PRE>
public byte[] <B>retrievePassword</B>(<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html" title="type parameter in AbstractDelegationTokenSecretManager">TokenIdent</A>&nbsp;identifier)
                        throws <A HREF="../../../../../../org/apache/hadoop/security/token/SecretManager.InvalidToken.html" title="class in org.apache.hadoop.security.token">SecretManager.InvalidToken</A></PRE>
<DL>
<DD><B>Description copied from class: <CODE><A HREF="../../../../../../org/apache/hadoop/security/token/SecretManager.html#retrievePassword(T)">SecretManager</A></CODE></B></DD>
<DD>Retrieve the password for the given token identifier. Should check the date
 or registry to make sure the token hasn't expired or been revoked. Returns 
 the relevant password.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/hadoop/security/token/SecretManager.html#retrievePassword(T)">retrievePassword</A></CODE> in class <CODE><A HREF="../../../../../../org/apache/hadoop/security/token/SecretManager.html" title="class in org.apache.hadoop.security.token">SecretManager</A>&lt;<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html" title="type parameter in AbstractDelegationTokenSecretManager">TokenIdent</A> extends <A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenIdentifier.html" title="class in org.apache.hadoop.security.token.delegation">AbstractDelegationTokenIdentifier</A>&gt;</CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>identifier</CODE> - the identifier to validate
<DT><B>Returns:</B><DD>the password to use
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../../../org/apache/hadoop/security/token/SecretManager.InvalidToken.html" title="class in org.apache.hadoop.security.token">SecretManager.InvalidToken</A></CODE> - the token was invalid</DL>
</DD>
</DL>
<HR>

<A NAME="renewToken(org.apache.hadoop.security.token.Token, java.lang.String)"><!-- --></A><H3>
renewToken</H3>
<PRE>
public long <B>renewToken</B>(<A HREF="../../../../../../org/apache/hadoop/security/token/Token.html" title="class in org.apache.hadoop.security.token">Token</A>&lt;<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html" title="type parameter in AbstractDelegationTokenSecretManager">TokenIdent</A>&gt;&nbsp;token,
                       <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;renewer)
                throws <A HREF="../../../../../../org/apache/hadoop/security/token/SecretManager.InvalidToken.html" title="class in org.apache.hadoop.security.token">SecretManager.InvalidToken</A>,
                       <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>
<DL>
<DD>Renew a delegation token.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>token</CODE> - the token to renew<DD><CODE>renewer</CODE> - the full principal name of the user doing the renewal
<DT><B>Returns:</B><DD>the new expiration time
<DT><B>Throws:</B>
<DD><CODE>InvalidToken</CODE> - if the token is invalid
<DD><CODE><A HREF="../../../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</A></CODE> - if the user can't renew token
<DD><CODE><A HREF="../../../../../../org/apache/hadoop/security/token/SecretManager.InvalidToken.html" title="class in org.apache.hadoop.security.token">SecretManager.InvalidToken</A></CODE>
<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>
</DD>
</DL>
<HR>

<A NAME="cancelToken(org.apache.hadoop.security.token.Token, java.lang.String)"><!-- --></A><H3>
cancelToken</H3>
<PRE>
public <A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html" title="type parameter in AbstractDelegationTokenSecretManager">TokenIdent</A> <B>cancelToken</B>(<A HREF="../../../../../../org/apache/hadoop/security/token/Token.html" title="class in org.apache.hadoop.security.token">Token</A>&lt;<A HREF="../../../../../../org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.html" title="type parameter in AbstractDelegationTokenSecretManager">TokenIdent</A>&gt;&nbsp;token,
                              <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;canceller)
                                                                 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>
<DL>
<DD>Cancel a token by removing it from cache.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>Identifier of the canceled token
<DT><B>Throws:</B>
<DD><CODE>InvalidToken</CODE> - for invalid token
<DD><CODE><A HREF="../../../../../../org/apache/hadoop/security/AccessControlException.html" title="class in org.apache.hadoop.security">AccessControlException</A></CODE> - if the user isn't allowed to cancel
<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>
</DD>
</DL>
<HR>

<A NAME="createSecretKey(byte[])"><!-- --></A><H3>
createSecretKey</H3>
<PRE>
public static <A HREF="http://java.sun.com/javase/6/docs/api/javax/crypto/SecretKey.html?is-external=true" title="class or interface in javax.crypto">SecretKey</A> <B>createSecretKey</B>(byte[]&nbsp;key)</PRE>
<DL>
<DD>Convert the byte[] to a secret key
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>key</CODE> - the byte[] to create the secret key from
<DT><B>Returns:</B><DD>the secret key</DL>
</DD>
</DL>
<HR>

<A NAME="stopThreads()"><!-- --></A><H3>
stopThreads</H3>
<PRE>
public void <B>stopThreads</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
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