timer.html

j2ee api,很好的api。我这现在有

</DL>
<HR>

<A NAME="preDeregister()"><!-- --></A><H3>
preDeregister</H3>
<PRE>
public void <B>preDeregister</B>()
                   throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Exception.html" title="class or interface in java.lang">Exception</A></PRE>
<DL>
<DD>Allows the timer MBean to perform any operations it needs before being unregistered
 by the MBean server.
 <P>
 Stops the timer.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/management/MBeanRegistration.html#preDeregister()">preDeregister</A></CODE> in interface <CODE><A HREF="../../../javax/management/MBeanRegistration.html" title="interface in javax.management">MBeanRegistration</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Exception.html" title="class or interface in java.lang">Exception</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="postDeregister()"><!-- --></A><H3>
postDeregister</H3>
<PRE>
public void <B>postDeregister</B>()</PRE>
<DL>
<DD>Allows the timer MBean to perform any operations needed after having been
 unregistered by the MBean server.
 <P>
 Not used in this context.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/management/MBeanRegistration.html#postDeregister()">postDeregister</A></CODE> in interface <CODE><A HREF="../../../javax/management/MBeanRegistration.html" title="interface in javax.management">MBeanRegistration</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="start()"><!-- --></A><H3>
start</H3>
<PRE>
public void <B>start</B>()</PRE>
<DL>
<DD>Starts the timer.
 <P>
 If there is one or more timer notifications before the time in the list of notifications, the notification
 is sent according to the <CODE>sendPastNotifications</CODE> flag and then, updated
 according to its period and remaining number of occurences.
 If the timer notification date remains earlier than the current date, this notification is just removed 
 from the list of notifications.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/management/timer/TimerMBean.html#start()">start</A></CODE> in interface <CODE><A HREF="../../../javax/management/timer/TimerMBean.html" title="interface in javax.management.timer">TimerMBean</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="stop()"><!-- --></A><H3>
stop</H3>
<PRE>
public void <B>stop</B>()</PRE>
<DL>
<DD>Stops the timer.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/management/timer/TimerMBean.html#stop()">stop</A></CODE> in interface <CODE><A HREF="../../../javax/management/timer/TimerMBean.html" title="interface in javax.management.timer">TimerMBean</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="addNotification(java.lang.String, java.lang.String, java.lang.Object, java.util.Date, long, long, boolean)"><!-- --></A><H3>
addNotification</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Integer.html" title="class or interface in java.lang">Integer</A> <B>addNotification</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;type,
                               <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;message,
                               <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>&nbsp;userData,
                               <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Date.html" title="class or interface in java.util">Date</A>&nbsp;date,
                               long&nbsp;period,
                               long&nbsp;nbOccurences,
                               boolean&nbsp;fixedRate)
                        throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/IllegalArgumentException.html" title="class or interface in java.lang">IllegalArgumentException</A></PRE>
<DL>
<DD>Creates a new timer notification with the specified <CODE>type</CODE>, <CODE>message</CODE> 
 and <CODE>userData</CODE> and inserts it into the list of notifications with a given date, 
 period and number of occurences.
 <P>
 If the timer notification to be inserted has a date that is before the current date,
 the method behaves as if the specified date were the current date. <BR>
 For once-off notifications, the notification is delivered immediately. <BR>
 For periodic notifications, the first notification is delivered immediately and the
 subsequent ones are spaced as specified by the period parameter. 
 <P>
 Note that once the timer notification has been added into the list of notifications,
 its associated date, period and number of occurences cannot be updated.
 <P>
 In the case of a periodic notification, the value of parameter <i>fixedRate</i> is used to
 specify the execution scheme, as specified in <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Timer.html" title="class or interface in java.util"><CODE>Timer</CODE></A>.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/management/timer/TimerMBean.html#addNotification(java.lang.String, java.lang.String, java.lang.Object, java.util.Date, long, long, boolean)">addNotification</A></CODE> in interface <CODE><A HREF="../../../javax/management/timer/TimerMBean.html" title="interface in javax.management.timer">TimerMBean</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>type</CODE> - The timer notification type.<DD><CODE>message</CODE> - The timer notification detailed message.<DD><CODE>userData</CODE> - The timer notification user data object.<DD><CODE>date</CODE> - The date when the notification occurs.<DD><CODE>period</CODE> - The period of the timer notification (in milliseconds).<DD><CODE>nbOccurences</CODE> - The total number the timer notification will be emitted.<DD><CODE>fixedRate</CODE> - If <code>true</code> and if the notification is periodic, the notification
                  is scheduled with a <i>fixed-rate</i> execution scheme. If
                  <code>false</code> and if the notification is periodic, the notification
                  is scheduled with a <i>fixed-delay</i> execution scheme. Ignored if the
                  notification is not periodic.
<DT><B>Returns:</B><DD>The identifier of the new created timer notification.
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/IllegalArgumentException.html" title="class or interface in java.lang">IllegalArgumentException</A></CODE> - The period or the number of occurences is negative<DT><B>See Also:</B><DD><A HREF="../../../javax/management/timer/Timer.html#addNotification(java.lang.String, java.lang.String, java.lang.Object, java.util.Date, long, long)"><CODE>addNotification(String, String, Object, Date, long, long)</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="addNotification(java.lang.String, java.lang.String, java.lang.Object, java.util.Date, long, long)"><!-- --></A><H3>
addNotification</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Integer.html" title="class or interface in java.lang">Integer</A> <B>addNotification</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;type,
                               <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;message,
                               <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>&nbsp;userData,
                               <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Date.html" title="class or interface in java.util">Date</A>&nbsp;date,
                               long&nbsp;period,
                               long&nbsp;nbOccurences)
                        throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/IllegalArgumentException.html" title="class or interface in java.lang">IllegalArgumentException</A></PRE>
<DL>
<DD>Creates a new timer notification with the specified <CODE>type</CODE>, <CODE>message</CODE> 
 and <CODE>userData</CODE> and inserts it into the list of notifications with a given date, 
 period and number of occurences.
 <P>
 If the timer notification to be inserted has a date that is before the current date,
 the method behaves as if the specified date were the current date. <BR>
 For once-off notifications, the notification is delivered immediately. <BR>
 For periodic notifications, the first notification is delivered immediately and the
 subsequent ones are spaced as specified by the period parameter. 
 <P>
 Note that once the timer notification has been added into the list of notifications,
 its associated date, period and number of occurences cannot be updated.
 <P>
 In the case of a periodic notification, uses a <i>fixed-delay</i> execution scheme, as specified in
 <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Timer.html" title="class or interface in java.util"><CODE>Timer</CODE></A>. In order to use a <i>fixed-rate</i> execution scheme, use 
 <A HREF="../../../javax/management/timer/Timer.html#addNotification(java.lang.String, java.lang.String, java.lang.Object, java.util.Date, long, long, boolean)"><CODE>addNotification(String, String, Object, Date, long, long, boolean)</CODE></A> instead.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/management/timer/TimerMBean.html#addNotification(java.lang.String, java.lang.String, java.lang.Object, java.util.Date, long, long)">addNotification</A></CODE> in interface <CODE><A HREF="../../../javax/management/timer/TimerMBean.html" title="interface in javax.management.timer">TimerMBean</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>type</CODE> - The timer notification type.<DD><CODE>message</CODE> - The timer notification detailed message.<DD><CODE>userData</CODE> - The timer notification user data object.<DD><CODE>date</CODE> - The date when the notification occurs.<DD><CODE>period</CODE> - The period of the timer notification (in milliseconds).<DD><CODE>nbOccurences</CODE> - The total number the timer notification will be emitted.
<DT><B>Returns:</B><DD>The identifier of the new created timer notification.
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/IllegalArgumentException.html" title="class or interface in java.lang">IllegalArgumentException</A></CODE> - The period or the number of occurences is negative<DT><B>See Also:</B><DD><A HREF="../../../javax/management/timer/Timer.html#addNotification(java.lang.String, java.lang.String, java.lang.Object, java.util.Date, long, long, boolean)"><CODE>addNotification(String, String, Object, Date, long, long, boolean)</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="addNotification(java.lang.String, java.lang.String, java.lang.Object, java.util.Date, long)"><!-- --></A><H3>
addNotification</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Integer.html" title="class or interface in java.lang">Integer</A> <B>addNotification</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;type,
                               <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;message,
                               <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>&nbsp;userData,
                               <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Date.html" title="class or interface in java.util">Date</A>&nbsp;date,
                               long&nbsp;period)
                        throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/IllegalArgumentException.html" title="class or interface in java.lang">IllegalArgumentException</A></PRE>
<DL>
<DD>Creates a new timer notification with the specified <CODE>type</CODE>, <CODE>message</CODE> 
 and <CODE>userData</CODE> and inserts it into the list of notifications with a given date
 and period and a null number of occurences.
 <P>
 The timer notification will repeat continuously using the timer period using a <i>fixed-delay</i>
 execution scheme, as specified in <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Timer.html" title="class or interface in java.util"><CODE>Timer</CODE></A>. In order to use a <i>fixed-rate</i>
 execution scheme, use <A HREF="../../../javax/management/timer/Timer.html#addNotification(java.lang.String, java.lang.String, java.lang.Object, java.util.Date, long, long, boolean)"><CODE>addNotification(String, String, Object, Date, long, long,
 boolean)</CODE></A> instead. 
 <P>
 If the timer notification to be inserted has a date that is before the current date,
 the method behaves as if the specified date were the current date. The
 first notification is delivered immediately and the subsequent ones are
 spaced as specified by the period parameter.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/management/timer/TimerMBean.html#addNotification(java.lang.String, java.lang.String, java.lang.Object, java.util.Date, long)">addNotification</A></CODE> in interface <CODE><A HREF="../../../javax/management/timer/TimerMBean.html" title="interface in javax.management.timer">TimerMBean</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>type</CODE> - The timer notification type.<DD><CODE>message</CODE> - The timer notification detailed message.<DD><CODE>userData</CODE> - The timer notification user data object.<DD><CODE>date</CODE> - The date when the notification occurs.<DD><CODE>period</CODE> - The period of the timer notification (in milliseconds).
<DT><B>Returns:</B><DD>The identifier of the new created timer notification.
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/IllegalArgumentException.html" title="class or interface in java.lang">IllegalArgumentException</A></CODE> - The period is negative or
 the date notification is before the current date.</DL>
</DD>
</DL>
<HR>

<A NAME="addNotification(java.lang.String, java.lang.String, java.lang.Object, java.util.Date)"><!-- --></A><H3>
addNotification</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Integer.html" title="class or interface in java.lang">Integer</A> <B>addNotification</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;type,
                               <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;message,
                               <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>&nbsp;userData,
                               <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Date.html" title="class or interface in java.util">Date</A>&nbsp;date)
                        throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/IllegalArgumentException.html" title="class or interface in java.lang">IllegalArgumentException</A></PRE>
<DL>
<DD>Creates a new timer notification with the specified <CODE>type</CODE>, <CODE>message</CODE> 
 and <CODE>userData</CODE> and inserts it into the list of notifications with a given date
 and a null period and number of occurences.
 <P>
 The timer notification will be handled once at the specified date.