org.norther.tammi.spray.monitor
Class DefaultMonitorFilter

java.lang.Object
  org.norther.tammi.core.base.Adaptee
      org.norther.tammi.spray.filter.DefaultFilter
          org.norther.tammi.spray.filter.DefaultKeyFilter
              org.norther.tammi.spray.monitor.DefaultMonitorFilter

All Implemented Interfaces:

Serializable, NotificationBroadcaster, NotificationEmitter, Filter, Manageable, MBeanDelegate, KeyFilter, MonitorFilter

public class DefaultMonitorFilter
extends DefaultKeyFilter
implements MonitorFilter

A default implementation of MonitorFilter.

Version:

$Id: DefaultMonitorFilter.java,v 1.23 2009/10/21 06:56:03 cvsimp Exp $

Author:

Ilkka Priha

See Also:

Serialized Form

Field Summary

static String

MONITOR_KEY The default key for the monitor.

Fields inherited from class org.norther.tammi.spray.filter.DefaultKeyFilter

DEFAULT_KEY

Fields inherited from class org.norther.tammi.core.base.Adaptee

ADAPTEE_NOTIF_DESCRIPTION, ADAPTEE_NOTIFICATIONS

Constructor Summary

DefaultMonitorFilter()
Constructs a new filter.

DefaultMonitorFilter(String key)
Constructs a new filter with a key.

Method Summary

void	doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
Object	evaluate(String arg) Evaluates a test function.
boolean	match(String expr, String test) Matches a regular expression.

Methods inherited from class org.norther.tammi.spray.filter.DefaultKeyFilter

getKey, getKeyValue, getKeyValues, isLinkedKey, setKey, setLinkedKey

Methods inherited from class org.norther.tammi.spray.filter.DefaultFilter

destroy, getFilterConfig, getRequestMap, getSessionMap, init

Methods inherited from class org.norther.tammi.core.base.Adaptee

addAdaptee, addNotificationListener, getAttributeSupport, getBroker, getCanonicalName, getDomain, getFactory, getLoader, getLog, getLog, getMBean, getMBeanServer, getNotificationInfo, getObjectName, getRegistrationTime, getSequenceNumber, hasListeners, isRegistered, postmanaged, premanaged, removeNotificationListener, removeNotificationListener, sendNotification, sendNotification, sendNotification, sendNotification, unmanaged, unregister

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.norther.tammi.spray.filter.KeyFilter

getKey, getKeyValue, getKeyValues, isLinkedKey, setKey, setLinkedKey

Methods inherited from interface javax.servlet.Filter

destroy, init

Field Detail

MONITOR_KEY

public static final String MONITOR_KEY

The default key for the monitor.

See Also:

Constant Field Values

Constructor Detail

DefaultMonitorFilter

public DefaultMonitorFilter()

Constructs a new filter.

DefaultMonitorFilter

public DefaultMonitorFilter(String key)

Constructs a new filter with a key.

Parameters:

key - the key.

Method Detail

doFilter

public void doFilter(ServletRequest request,
                     ServletResponse response,
                     FilterChain chain)
              throws ServletException,
                     IOException

Specified by:

doFilter in interface Filter

Overrides:

doFilter in class DefaultFilter

Throws:

ServletException

IOException

match

public boolean match(String expr,
                     String test)

Description copied from interface: MonitorFilter

Matches a regular expression.

Specified by:

match in interface MonitorFilter

Parameters:

expr - the expression.

test - the test.

Returns:

true for a match, false otherwise.

evaluate

public Object evaluate(String arg)

Description copied from interface: MonitorFilter

Evaluates a test function.

Specified by:

evaluate in interface MonitorFilter

Parameters:

arg - an argument.

Returns:

the result.