countermonitor.html

j2ee api,很好的api。我这现在有

<HR>

<A NAME="start()"><!-- --></A><H3>
start</H3>
<PRE>
public void <B>start</B>()</PRE>
<DL>
<DD>Starts the counter monitor.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/management/monitor/MonitorMBean.html#start()">start</A></CODE> in interface <CODE><A HREF="../../../javax/management/monitor/MonitorMBean.html" title="interface in javax.management.monitor">MonitorMBean</A></CODE><DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/management/monitor/Monitor.html#start()">start</A></CODE> in class <CODE><A HREF="../../../javax/management/monitor/Monitor.html" title="class in javax.management.monitor">Monitor</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 counter monitor.

 This method is not synchronized, because if it were there could
 be a deadlock with a thread that attempted to get the lock on
 the monitor before being interrupted or noticing that it had
 been interrupted.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/management/monitor/MonitorMBean.html#stop()">stop</A></CODE> in interface <CODE><A HREF="../../../javax/management/monitor/MonitorMBean.html" title="interface in javax.management.monitor">MonitorMBean</A></CODE><DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/management/monitor/Monitor.html#stop()">stop</A></CODE> in class <CODE><A HREF="../../../javax/management/monitor/Monitor.html" title="class in javax.management.monitor">Monitor</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="setGranularityPeriod(long)"><!-- --></A><H3>
setGranularityPeriod</H3>
<PRE>
public void <B>setGranularityPeriod</B>(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>Sets the granularity period (in milliseconds).
 <BR>The default value of the granularity period is 10 seconds.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/management/monitor/MonitorMBean.html#setGranularityPeriod(long)">setGranularityPeriod</A></CODE> in interface <CODE><A HREF="../../../javax/management/monitor/MonitorMBean.html" title="interface in javax.management.monitor">MonitorMBean</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../javax/management/monitor/Monitor.html#setGranularityPeriod(long)">setGranularityPeriod</A></CODE> in class <CODE><A HREF="../../../javax/management/monitor/Monitor.html" title="class in javax.management.monitor">Monitor</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>period</CODE> - The granularity period value.
<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 granularity
 period is less than or equal to zero.<DT><B>See Also:</B><DD><A HREF="../../../javax/management/monitor/Monitor.html#setGranularityPeriod(long)"><CODE>Monitor.setGranularityPeriod(long)</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="getDerivedGauge(javax.management.ObjectName)"><!-- --></A><H3>
getDerivedGauge</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Number.html" title="class or interface in java.lang">Number</A> <B>getDerivedGauge</B>(<A HREF="../../../javax/management/ObjectName.html" title="class in javax.management">ObjectName</A>&nbsp;object)</PRE>
<DL>
<DD>Gets the derived gauge of the specified object, if this object is
 contained in the set of observed MBeans, or <code>null</code> otherwise.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/management/monitor/CounterMonitorMBean.html#getDerivedGauge(javax.management.ObjectName)">getDerivedGauge</A></CODE> in interface <CODE><A HREF="../../../javax/management/monitor/CounterMonitorMBean.html" title="interface in javax.management.monitor">CounterMonitorMBean</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>object</CODE> - the name of the object whose derived gauge is to
 be returned.
<DT><B>Returns:</B><DD>The derived gauge of the specified object.<DT><B>Since:</B></DT>
  <DD>JMX 1.2</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="getDerivedGaugeTimeStamp(javax.management.ObjectName)"><!-- --></A><H3>
getDerivedGaugeTimeStamp</H3>
<PRE>
public long <B>getDerivedGaugeTimeStamp</B>(<A HREF="../../../javax/management/ObjectName.html" title="class in javax.management">ObjectName</A>&nbsp;object)</PRE>
<DL>
<DD>Gets the derived gauge timestamp of the specified object, if
 this object is contained in the set of observed MBeans, or
 <code>null</code> otherwise.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/management/monitor/CounterMonitorMBean.html#getDerivedGaugeTimeStamp(javax.management.ObjectName)">getDerivedGaugeTimeStamp</A></CODE> in interface <CODE><A HREF="../../../javax/management/monitor/CounterMonitorMBean.html" title="interface in javax.management.monitor">CounterMonitorMBean</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>object</CODE> - the name of the object whose derived gauge
 timestamp is to be returned.
<DT><B>Returns:</B><DD>The derived gauge timestamp of the specified object.<DT><B>Since:</B></DT>
  <DD>JMX 1.2</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="getThreshold(javax.management.ObjectName)"><!-- --></A><H3>
getThreshold</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Number.html" title="class or interface in java.lang">Number</A> <B>getThreshold</B>(<A HREF="../../../javax/management/ObjectName.html" title="class in javax.management">ObjectName</A>&nbsp;object)</PRE>
<DL>
<DD>Gets the current threshold value of the specified object, if
 this object is contained in the set of observed MBeans, or
 <code>null</code> otherwise.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/management/monitor/CounterMonitorMBean.html#getThreshold(javax.management.ObjectName)">getThreshold</A></CODE> in interface <CODE><A HREF="../../../javax/management/monitor/CounterMonitorMBean.html" title="interface in javax.management.monitor">CounterMonitorMBean</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>object</CODE> - the name of the object whose threshold is to be
 returned.
<DT><B>Returns:</B><DD>The threshold value of the specified object.<DT><B>Since:</B></DT>
  <DD>JMX 1.2</DD>
<DT><B>See Also:</B><DD><A HREF="../../../javax/management/monitor/CounterMonitor.html#setThreshold(java.lang.Number)"><CODE>setThreshold(java.lang.Number)</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="getInitThreshold()"><!-- --></A><H3>
getInitThreshold</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Number.html" title="class or interface in java.lang">Number</A> <B>getInitThreshold</B>()</PRE>
<DL>
<DD>Gets the initial threshold value common to all observed objects.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/management/monitor/CounterMonitorMBean.html#getInitThreshold()">getInitThreshold</A></CODE> in interface <CODE><A HREF="../../../javax/management/monitor/CounterMonitorMBean.html" title="interface in javax.management.monitor">CounterMonitorMBean</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>The initial threshold.<DT><B>Since:</B></DT>
  <DD>JMX 1.2</DD>
<DT><B>See Also:</B><DD><A HREF="../../../javax/management/monitor/CounterMonitor.html#setInitThreshold(java.lang.Number)"><CODE>setInitThreshold(java.lang.Number)</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="setInitThreshold(java.lang.Number)"><!-- --></A><H3>
setInitThreshold</H3>
<PRE>
public void <B>setInitThreshold</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Number.html" title="class or interface in java.lang">Number</A>&nbsp;value)
                      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>Sets the initial threshold value common to all observed objects.
 <BR>The current threshold of every object in the set of observed MBeans is updated consequently.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/management/monitor/CounterMonitorMBean.html#setInitThreshold(java.lang.Number)">setInitThreshold</A></CODE> in interface <CODE><A HREF="../../../javax/management/monitor/CounterMonitorMBean.html" title="interface in javax.management.monitor">CounterMonitorMBean</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>value</CODE> - The initial threshold value.
<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 specified threshold is null or the threshold value is less than zero.<DT><B>Since:</B></DT>
  <DD>JMX 1.2</DD>
<DT><B>See Also:</B><DD><A HREF="../../../javax/management/monitor/CounterMonitor.html#getInitThreshold()"><CODE>getInitThreshold()</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="getDerivedGauge()"><!-- --></A><H3>
getDerivedGauge</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Number.html" title="class or interface in java.lang">Number</A> <B>getDerivedGauge</B>()</PRE>
<DL>
<DD><B>Deprecated.</B>&nbsp;<I>As of JMX 1.2, replaced by <A HREF="../../../javax/management/monitor/CounterMonitor.html#getDerivedGauge(javax.management.ObjectName)"><CODE>getDerivedGauge(ObjectName)</CODE></A></I>
<P>
<DD>Returns the derived gauge of the first object in the set of observed MBeans.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/management/monitor/CounterMonitorMBean.html#getDerivedGauge()">getDerivedGauge</A></CODE> in interface <CODE><A HREF="../../../javax/management/monitor/CounterMonitorMBean.html" title="interface in javax.management.monitor">CounterMonitorMBean</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>The derived gauge.</DL>
</DD>
</DL>
<HR>

<A NAME="getDerivedGaugeTimeStamp()"><!-- --></A><H3>
getDerivedGaugeTimeStamp</H3>
<PRE>
public long <B>getDerivedGaugeTimeStamp</B>()</PRE>
<DL>
<DD><B>Deprecated.</B>&nbsp;<I>As of JMX 1.2, replaced by <A HREF="../../../javax/management/monitor/CounterMonitor.html#getDerivedGaugeTimeStamp(javax.management.ObjectName)"><CODE>getDerivedGaugeTimeStamp(ObjectName)</CODE></A></I>
<P>
<DD>Gets the derived gauge timestamp of the first object in the set of observed MBeans.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/management/monitor/CounterMonitorMBean.html#getDerivedGaugeTimeStamp()">getDerivedGaugeTimeStamp</A></CODE> in interface <CODE><A HREF="../../../javax/management/monitor/CounterMonitorMBean.html" title="interface in javax.management.monitor">CounterMonitorMBean</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>The derived gauge timestamp.</DL>
</DD>
</DL>
<HR>

<A NAME="getThreshold()"><!-- --></A><H3>
getThreshold</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Number.html" title="class or interface in java.lang">Number</A> <B>getThreshold</B>()</PRE>
<DL>
<DD><B>Deprecated.</B>&nbsp;<I>As of JMX 1.2, replaced by <A HREF="../../../javax/management/monitor/CounterMonitor.html#getThreshold(javax.management.ObjectName)"><CODE>getThreshold(ObjectName)</CODE></A></I>
<P>
<DD>Gets the threshold value of the first object in the set of observed MBeans.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/management/monitor/CounterMonitorMBean.html#getThreshold()">getThreshold</A></CODE> in interface <CODE><A HREF="../../../javax/management/monitor/CounterMonitorMBean.html" title="interface in javax.management.monitor">CounterMonitorMBean</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>The threshold value.<DT><B>See Also:</B><DD><A HREF="../../../javax/management/monitor/CounterMonitor.html#setThreshold(java.lang.Number)"><CODE>setThreshold(Number)</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="setThreshold(java.lang.Number)"><!-- --></A><H3>
setThreshold</H3>
<PRE>
public void <B>setThreshold</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Number.html" title="class or interface in java.lang">Number</A>&nbsp;value)
                  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><B>Deprecated.</B>&nbsp;<I>As of JMX 1.2, replaced by <A HREF="../../../javax/management/monitor/CounterMonitor.html#setInitThreshold(java.lang.Number)"><CODE>setInitThreshold(java.lang.Number)</CODE></A></I>
<P>
<DD>Sets the initial threshold value.
<P>