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SingletonInstance (GlueGen Runtime Documentation)
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com.jogamp.common.util.locks</FONT>
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Class SingletonInstance</H2>
<PRE>
<A HREF="http://download.oracle.com/javase/1.5.0/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 "><B>com.jogamp.common.util.locks.SingletonInstance</B>
</PRE>
<DL>
<DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../../../com/jogamp/common/util/locks/Lock.html" title="interface in com.jogamp.common.util.locks">Lock</A></DD>
</DL>
<HR>
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<DT><PRE>public abstract class <B>SingletonInstance</B><DT>extends <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A><DT>implements <A HREF="../../../../../com/jogamp/common/util/locks/Lock.html" title="interface in com.jogamp.common.util.locks">Lock</A></DL>
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<!-- =========== FIELD SUMMARY =========== -->
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<CODE>protected static boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../com/jogamp/common/util/locks/SingletonInstance.html#DEBUG">DEBUG</A></B></CODE>
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<A NAME="fields_inherited_from_class_com.jogamp.common.util.locks.Lock"><!-- --></A>
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<TH ALIGN="left"><B>Fields inherited from interface com.jogamp.common.util.locks.<A HREF="../../../../../com/jogamp/common/util/locks/Lock.html" title="interface in com.jogamp.common.util.locks">Lock</A></B></TH>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../../com/jogamp/common/util/locks/Lock.html#DEFAULT_TIMEOUT">DEFAULT_TIMEOUT</A>, <A HREF="../../../../../com/jogamp/common/util/locks/Lock.html#TIMEOUT">TIMEOUT</A></CODE></TD>
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<CODE>protected </CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../com/jogamp/common/util/locks/SingletonInstance.html#SingletonInstance(long)">SingletonInstance</A></B>(long poll_ms)</CODE>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static <A HREF="../../../../../com/jogamp/common/util/locks/SingletonInstance.html" title="class in com.jogamp.common.util.locks">SingletonInstance</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../com/jogamp/common/util/locks/SingletonInstance.html#createFileLock(long, java.io.File)">createFileLock</A></B>(long poll_ms,
<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</A> lockFile)</CODE>
<BR>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static <A HREF="../../../../../com/jogamp/common/util/locks/SingletonInstance.html" title="class in com.jogamp.common.util.locks">SingletonInstance</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../com/jogamp/common/util/locks/SingletonInstance.html#createFileLock(long, java.lang.String)">createFileLock</A></B>(long poll_ms,
<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> lockFileBasename)</CODE>
<BR>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static <A HREF="../../../../../com/jogamp/common/util/locks/SingletonInstance.html" title="class in com.jogamp.common.util.locks">SingletonInstance</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../com/jogamp/common/util/locks/SingletonInstance.html#createServerSocket(long, int)">createServerSocket</A></B>(long poll_ms,
int portNumber)</CODE>
<BR>
A user shall use <b>ephemeral ports</b>:
IANA suggests 49152 to 65535 as "dynamic and/or private ports".
Many GNU/Linux kernels use 32768 to 61000.
FreeBSD >= 4.6 uses the IANA port range.
FreeBSD < 4.6 and BSD use ports 1024 through 4999.
Microsoft Windows operating systems through Server 2003 use the range 1025 to 5000
Windows Vista, Windows 7, and Server 2008 use the IANA range.
</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>abstract <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../com/jogamp/common/util/locks/SingletonInstance.html#getName()">getName</A></B>()</CODE>
<BR>
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> long</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../com/jogamp/common/util/locks/SingletonInstance.html#getPollPeriod()">getPollPeriod</A></B>()</CODE>
<BR>
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../com/jogamp/common/util/locks/SingletonInstance.html#isLocked()">isLocked</A></B>()</CODE>
<BR>
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../com/jogamp/common/util/locks/SingletonInstance.html#lock()">lock</A></B>()</CODE>
<BR>
Blocking until the lock is acquired by this Thread or <A HREF="../../../../../com/jogamp/common/util/locks/Lock.html#TIMEOUT"><CODE>Lock.TIMEOUT</CODE></A> is reached.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../com/jogamp/common/util/locks/SingletonInstance.html#toString()">toString</A></B>()</CODE>
<BR>
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../com/jogamp/common/util/locks/SingletonInstance.html#tryLock(long)">tryLock</A></B>(long maxwait)</CODE>
<BR>
Blocking until the lock is acquired by this Thread or <code>maxwait</code> in ms is reached.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected abstract boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../com/jogamp/common/util/locks/SingletonInstance.html#tryLockImpl()">tryLockImpl</A></B>()</CODE>
<BR>
</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../com/jogamp/common/util/locks/SingletonInstance.html#unlock()">unlock</A></B>()</CODE>
<BR>
Unblocking.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected abstract boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../com/jogamp/common/util/locks/SingletonInstance.html#unlockImpl()">unlockImpl</A></B>()</CODE>
<BR>
</TD>
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<TH ALIGN="left"><B>Methods inherited from class java.lang.<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></B></TH>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD>
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<!-- ============ FIELD DETAIL =========== -->
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<A NAME="DEBUG"><!-- --></A><H3>
DEBUG</H3>
<PRE>
protected static final boolean <B>DEBUG</B></PRE>
<DL>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../../constant-values.html#com.jogamp.common.util.locks.SingletonInstance.DEBUG">Constant Field Values</A></DL>
</DL>
<!-- ========= CONSTRUCTOR DETAIL ======== -->
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<A NAME="SingletonInstance(long)"><!-- --></A><H3>
SingletonInstance</H3>
<PRE>
protected <B>SingletonInstance</B>(long poll_ms)</PRE>
<DL>
</DL>
<!-- ============ METHOD DETAIL ========== -->
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<B>Method Detail</B></FONT></TH>
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<A NAME="createFileLock(long, java.lang.String)"><!-- --></A><H3>
createFileLock</H3>
<PRE>
public static <A HREF="../../../../../com/jogamp/common/util/locks/SingletonInstance.html" title="class in com.jogamp.common.util.locks">SingletonInstance</A> <B>createFileLock</B>(long poll_ms,
<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> lockFileBasename)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="createFileLock(long, java.io.File)"><!-- --></A><H3>
createFileLock</H3>
<PRE>
public static <A HREF="../../../../../com/jogamp/common/util/locks/SingletonInstance.html" title="class in com.jogamp.common.util.locks">SingletonInstance</A> <B>createFileLock</B>(long poll_ms,
<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</A> lockFile)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="createServerSocket(long, int)"><!-- --></A><H3>
createServerSocket</H3>
<PRE>
public static <A HREF="../../../../../com/jogamp/common/util/locks/SingletonInstance.html" title="class in com.jogamp.common.util.locks">SingletonInstance</A> <B>createServerSocket</B>(long poll_ms,
int portNumber)</PRE>
<DL>
<DD>A user shall use <b>ephemeral ports</b>:
<ul>
<li>IANA suggests 49152 to 65535 as "dynamic and/or private ports".</li>
<li>Many GNU/Linux kernels use 32768 to 61000.</li>
<li>FreeBSD >= 4.6 uses the IANA port range.</li>
<li>FreeBSD < 4.6 and BSD use ports 1024 through 4999.</li>
<li>Microsoft Windows operating systems through Server 2003 use the range 1025 to 5000</li>
<li>Windows Vista, Windows 7, and Server 2008 use the IANA range.</li>
</ul>
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>pollPeriod</CODE> - <DD><CODE>portNumber</CODE> - to be used for this single instance server socket.</DL>
</DD>
</DL>
<HR>
<A NAME="getPollPeriod()"><!-- --></A><H3>
getPollPeriod</H3>
<PRE>
public final long <B>getPollPeriod</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getName()"><!-- --></A><H3>
getName</H3>
<PRE>
public abstract <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>getName</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="toString()"><!-- --></A><H3>
toString</H3>
<PRE>
public final <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <B>toString</B>()</PRE>
<DL>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</A></CODE> in class <CODE><A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="lock()"><!-- --></A><H3>
lock</H3>
<PRE>
public void <B>lock</B>()
throws <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/RuntimeException.html?is-external=true" title="class or interface in java.lang">RuntimeException</A></PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../com/jogamp/common/util/locks/Lock.html#lock()">Lock</A></CODE></B></DD>
<DD>Blocking until the lock is acquired by this Thread or <A HREF="../../../../../com/jogamp/common/util/locks/Lock.html#TIMEOUT"><CODE>Lock.TIMEOUT</CODE></A> is reached.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../com/jogamp/common/util/locks/Lock.html#lock()">lock</A></CODE> in interface <CODE><A HREF="../../../../../com/jogamp/common/util/locks/Lock.html" title="interface in com.jogamp.common.util.locks">Lock</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/RuntimeException.html?is-external=true" title="class or interface in java.lang">RuntimeException</A></CODE> - in case of <A HREF="../../../../../com/jogamp/common/util/locks/Lock.html#TIMEOUT"><CODE>Lock.TIMEOUT</CODE></A></DL>
</DD>
</DL>
<HR>
<A NAME="tryLock(long)"><!-- --></A><H3>
tryLock</H3>
<PRE>
public boolean <B>tryLock</B>(long maxwait)
throws <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/RuntimeException.html?is-external=true" title="class or interface in java.lang">RuntimeException</A></PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../com/jogamp/common/util/locks/Lock.html#tryLock(long)">Lock</A></CODE></B></DD>
<DD>Blocking until the lock is acquired by this Thread or <code>maxwait</code> in ms is reached.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../com/jogamp/common/util/locks/Lock.html#tryLock(long)">tryLock</A></CODE> in interface <CODE><A HREF="../../../../../com/jogamp/common/util/locks/Lock.html" title="interface in com.jogamp.common.util.locks">Lock</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>maxwait</CODE> - Maximum time in ms to wait to acquire the lock. If this value is zero,
the call returns immediately either without being able
to acquire the lock, or with acquiring the lock directly while ignoring any scheduling order.
<DT><B>Returns:</B><DD>true if the lock has been acquired within <code>maxwait</code>, otherwise false
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/RuntimeException.html?is-external=true" title="class or interface in java.lang">RuntimeException</A></CODE></DL>
</DD>
</DL>
<HR>
<A NAME="tryLockImpl()"><!-- --></A><H3>
tryLockImpl</H3>
<PRE>
protected abstract boolean <B>tryLockImpl</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="unlock()"><!-- --></A><H3>
unlock</H3>
<PRE>
public void <B>unlock</B>()
throws <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/RuntimeException.html?is-external=true" title="class or interface in java.lang">RuntimeException</A></PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../com/jogamp/common/util/locks/Lock.html#unlock()">Lock</A></CODE></B></DD>
<DD>Unblocking.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../com/jogamp/common/util/locks/Lock.html#unlock()">unlock</A></CODE> in interface <CODE><A HREF="../../../../../com/jogamp/common/util/locks/Lock.html" title="interface in com.jogamp.common.util.locks">Lock</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/RuntimeException.html?is-external=true" title="class or interface in java.lang">RuntimeException</A></CODE> - in case the lock is not acquired by this thread.</DL>
</DD>
</DL>
<HR>
<A NAME="unlockImpl()"><!-- --></A><H3>
unlockImpl</H3>
<PRE>
protected abstract boolean <B>unlockImpl</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="isLocked()"><!-- --></A><H3>
isLocked</H3>
<PRE>
public boolean <B>isLocked</B>()</PRE>
<DL>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../com/jogamp/common/util/locks/Lock.html#isLocked()">isLocked</A></CODE> in interface <CODE><A HREF="../../../../../com/jogamp/common/util/locks/Lock.html" title="interface in com.jogamp.common.util.locks">Lock</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
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