org.osgi.service.resourcemonitoring.monitor

Interface SocketMonitor

All Superinterfaces:

ResourceMonitor<Long>

public interface SocketMonitor
extends ResourceMonitor<Long>

A ResourceMonitor for the ResourceMonitoringService.RES_TYPE_SOCKET resource type. SocketMonitor instance are used to monitor and limit the number of in-use sockets per ResourceContext instance. SocketMonitor instance handle all types of sockets (TCP, UDP, ...).

A TCP socket is considered to be in-use when it is bound ( Socket.bind(java.net.SocketAddress)) or when it is connected ( Socket.connect(java.net.SocketAddress)). It leaves the in-use state when the socket is closed (Socket.close()). *

A UDP socket is in-use when it is bound ( DatagramSocket.bind(java.net.SocketAddress)) or connected ( DatagramSocket.connect(java.net.SocketAddress)). A UDP Socket leaves the in-use state when it is closed (DatagramSocket.close()).

Method Summary

Modifier and Type	Method and Description
long	getSocketUsage() Returns the number of existing socket created by a ResourceContext.

Methods inherited from interface org.osgi.service.resourcemonitoring.ResourceMonitor

delete, disable, enable, equals, getContext, getMonitoredPeriod, getResourceType, getSamplingPeriod, getUsage, hashCode, isDeleted, isEnabled

Method Detail

getSocketUsage

long getSocketUsage()

Returns the number of existing socket created by a ResourceContext.

The ResourceMonitor.getUsage() method returns the same value, wrapped in a long.

Returns:

the number of existing socket.