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LockOperation
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com.sleepycat.db</FONT>
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Class LockOperation</H2>
<PRE>
java.lang.Object
<IMG SRC="../../../resources/inherit.gif" ALT="extended by "><B>com.sleepycat.db.LockOperation</B>
</PRE>
<HR>
<DL>
<DT><PRE>public final class <B>LockOperation</B><DT>extends java.lang.Object</DL>
</PRE>
<P>
Operations that can be performed on locks.
<P>
<P>
<HR>
<P>
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<CODE>static <A HREF="../../../com/sleepycat/db/LockOperation.html" title="class in com.sleepycat.db">LockOperation</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/sleepycat/db/LockOperation.html#GET">GET</A></B></CODE>
<BR>
Get the lock defined by the values of the mode and obj fields, for
the specified locker.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static <A HREF="../../../com/sleepycat/db/LockOperation.html" title="class in com.sleepycat.db">LockOperation</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/sleepycat/db/LockOperation.html#GET_TIMEOUT">GET_TIMEOUT</A></B></CODE>
<BR>
Identical to LockOperation GET except that the value in the timeout
field overrides any previously specified timeout value for this
lock.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static <A HREF="../../../com/sleepycat/db/LockOperation.html" title="class in com.sleepycat.db">LockOperation</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/sleepycat/db/LockOperation.html#PUT">PUT</A></B></CODE>
<BR>
The lock to which the lock field refers is released.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static <A HREF="../../../com/sleepycat/db/LockOperation.html" title="class in com.sleepycat.db">LockOperation</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/sleepycat/db/LockOperation.html#PUT_ALL">PUT_ALL</A></B></CODE>
<BR>
All locks held by the specified locker are released.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static <A HREF="../../../com/sleepycat/db/LockOperation.html" title="class in com.sleepycat.db">LockOperation</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/sleepycat/db/LockOperation.html#PUT_OBJ">PUT_OBJ</A></B></CODE>
<BR>
All locks held on obj are released.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static <A HREF="../../../com/sleepycat/db/LockOperation.html" title="class in com.sleepycat.db">LockOperation</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/sleepycat/db/LockOperation.html#TIMEOUT">TIMEOUT</A></B></CODE>
<BR>
Cause the specified locker to timeout immediately.</TD>
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<B>Method Summary</B></FONT></TH>
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<CODE> java.lang.String</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/sleepycat/db/LockOperation.html#toString()">toString</A></B>()</CODE>
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<TH ALIGN="left"><B>Methods inherited from class java.lang.Object</B></TH>
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<TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait</CODE></TD>
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<A NAME="GET"><!-- --></A><H3>
GET</H3>
<PRE>
public static final <A HREF="../../../com/sleepycat/db/LockOperation.html" title="class in com.sleepycat.db">LockOperation</A> <B>GET</B></PRE>
<DL>
<DD>Get the lock defined by the values of the mode and obj fields, for
the specified locker. Upon return from <A HREF="../../../com/sleepycat/db/Environment.html#lockVector(int, boolean, com.sleepycat.db.LockRequest[])"><CODE>Environment.lockVector</CODE></A>, if the lock field is non-null, a reference to the
acquired lock is stored there. (This reference is invalidated by
any call to <A HREF="../../../com/sleepycat/db/Environment.html#lockVector(int, boolean, com.sleepycat.db.LockRequest[])"><CODE>Environment.lockVector</CODE></A> or <A HREF="../../../com/sleepycat/db/Environment.html#putLock(com.sleepycat.db.Lock)"><CODE>Environment.putLock</CODE></A> that releases the lock.)
<P>
<DL>
</DL>
</DL>
<HR>
<A NAME="GET_TIMEOUT"><!-- --></A><H3>
GET_TIMEOUT</H3>
<PRE>
public static final <A HREF="../../../com/sleepycat/db/LockOperation.html" title="class in com.sleepycat.db">LockOperation</A> <B>GET_TIMEOUT</B></PRE>
<DL>
<DD>Identical to LockOperation GET except that the value in the timeout
field overrides any previously specified timeout value for this
lock. A value of 0 turns off any previously specified timeout.
<P>
<DL>
</DL>
</DL>
<HR>
<A NAME="PUT"><!-- --></A><H3>
PUT</H3>
<PRE>
public static final <A HREF="../../../com/sleepycat/db/LockOperation.html" title="class in com.sleepycat.db">LockOperation</A> <B>PUT</B></PRE>
<DL>
<DD>The lock to which the lock field refers is released. The locker,
mode and obj fields are ignored.
<P>
<DL>
</DL>
</DL>
<HR>
<A NAME="PUT_ALL"><!-- --></A><H3>
PUT_ALL</H3>
<PRE>
public static final <A HREF="../../../com/sleepycat/db/LockOperation.html" title="class in com.sleepycat.db">LockOperation</A> <B>PUT_ALL</B></PRE>
<DL>
<DD>All locks held by the specified locker are released. The lock,
mode, and obj fields are ignored. Locks acquired in operations
performed by the current call to <A HREF="../../../com/sleepycat/db/Environment.html#lockVector(int, boolean, com.sleepycat.db.LockRequest[])"><CODE>Environment.lockVector</CODE></A>
which appear before the PUT_ALL operation are released; those
acquired in operations appearing after the PUT_ALL operation are not
released.
<P>
<DL>
</DL>
</DL>
<HR>
<A NAME="PUT_OBJ"><!-- --></A><H3>
PUT_OBJ</H3>
<PRE>
public static final <A HREF="../../../com/sleepycat/db/LockOperation.html" title="class in com.sleepycat.db">LockOperation</A> <B>PUT_OBJ</B></PRE>
<DL>
<DD>All locks held on obj are released. The locker parameter and the
lock and mode fields are ignored. Locks acquired in operations
performed by the current call to <A HREF="../../../com/sleepycat/db/Environment.html#lockVector(int, boolean, com.sleepycat.db.LockRequest[])"><CODE>Environment.lockVector</CODE></A>
that appear before the PUT_OBJ operation operation are released;
those acquired in operations appearing after the PUT_OBJ operation
are not released.
<P>
<DL>
</DL>
</DL>
<HR>
<A NAME="TIMEOUT"><!-- --></A><H3>
TIMEOUT</H3>
<PRE>
public static final <A HREF="../../../com/sleepycat/db/LockOperation.html" title="class in com.sleepycat.db">LockOperation</A> <B>TIMEOUT</B></PRE>
<DL>
<DD>Cause the specified locker to timeout immediately. If the database
environment has not configured automatic deadlock detection, the
transaction will timeout the next time deadlock detection is
performed. As transactions acquire locks on behalf of a single
locker ID, timing out the locker ID associated with a transaction
will time out the transaction itself.
<P>
<DL>
</DL>
</DL>
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<A NAME="toString()"><!-- --></A><H3>
toString</H3>
<PRE>
public java.lang.String <B>toString</B>()</PRE>
<DL>
<DD>
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE>toString</CODE> in class <CODE>java.lang.Object</CODE></DL>
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