mx4j.tools.stats
public abstract class AbstractStatisticsRecorder extends java.lang.Object implements StatisticsRecorderMBean, javax.management.MBeanRegistration
StatisticsRecorderMBean
Modifier and Type | Field and Description |
---|---|
protected double |
averageValue |
protected long |
count |
protected java.util.SortedMap |
entries |
protected boolean |
isActive |
protected boolean |
isDouble |
protected int |
maxEntries |
protected double |
maximumValue |
protected double |
minimumValue |
protected java.util.Date |
recordingStart |
protected javax.management.MBeanServer |
server |
Constructor and Description |
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AbstractStatisticsRecorder() |
Modifier and Type | Method and Description |
---|---|
protected void |
addEntry(java.util.Date key,
java.lang.Number value)
Adds an entry to the collection.
|
protected void |
doStart()
Subclasses may override this to offer a custom startup procedure
|
protected void |
doStop()
Subclasses may override this to offer a custom stop procedure
|
java.lang.Number |
getAverage()
Returns the Average Value
|
java.util.SortedMap |
getEntries()
Returs a sorted map of the recorded values indexed by PointTime
|
protected Logger |
getLogger() |
java.lang.Number |
getMax()
Returns the Maximum Value
|
int |
getMaxEntries()
Returns how many entries may be recorded.
|
java.lang.Number |
getMin()
Returns the Minimum Value
|
java.util.Date |
getRecordingStart()
Returns the date when it started recording
|
boolean |
isActive()
Indicates whether the MBean is recording values
|
void |
postDeregister() |
void |
postRegister(java.lang.Boolean registrationDone) |
void |
preDeregister() |
javax.management.ObjectName |
preRegister(javax.management.MBeanServer server,
javax.management.ObjectName name) |
void |
setMaxEntries(int maxEntries)
Sets the maximum entries stored in this recorder
|
void |
start()
Starts recording a variable
|
void |
stop()
Stops recording a variable
|
protected boolean isActive
protected javax.management.MBeanServer server
protected int maxEntries
protected java.util.SortedMap entries
protected java.util.Date recordingStart
protected boolean isDouble
protected double minimumValue
protected double maximumValue
protected double averageValue
protected long count
protected Logger getLogger()
public void start()
StatisticsRecorderMBean
start
in interface StatisticsRecorderMBean
public void stop()
StatisticsRecorderMBean
stop
in interface StatisticsRecorderMBean
public java.lang.Number getAverage()
StatisticsRecorderMBean
getAverage
in interface StatisticsRecorderMBean
public java.lang.Number getMin()
StatisticsRecorderMBean
getMin
in interface StatisticsRecorderMBean
public java.lang.Number getMax()
StatisticsRecorderMBean
getMax
in interface StatisticsRecorderMBean
public boolean isActive()
StatisticsRecorderMBean
isActive
in interface StatisticsRecorderMBean
public int getMaxEntries()
StatisticsRecorderMBean
getMaxEntries
in interface StatisticsRecorderMBean
public void setMaxEntries(int maxEntries)
StatisticsRecorderMBean
setMaxEntries
in interface StatisticsRecorderMBean
public java.util.SortedMap getEntries()
StatisticsRecorderMBean
getEntries
in interface StatisticsRecorderMBean
public java.util.Date getRecordingStart()
StatisticsRecorderMBean
getRecordingStart
in interface StatisticsRecorderMBean
public javax.management.ObjectName preRegister(javax.management.MBeanServer server, javax.management.ObjectName name) throws java.lang.Exception
preRegister
in interface javax.management.MBeanRegistration
java.lang.Exception
public void postRegister(java.lang.Boolean registrationDone)
postRegister
in interface javax.management.MBeanRegistration
public void preDeregister() throws java.lang.Exception
preDeregister
in interface javax.management.MBeanRegistration
java.lang.Exception
public void postDeregister()
postDeregister
in interface javax.management.MBeanRegistration
protected void doStart() throws java.lang.Exception
java.lang.Exception
protected void doStop() throws java.lang.Exception
java.lang.Exception
protected void addEntry(java.util.Date key, java.lang.Number value)