org.jcsp.net
Class ServiceManager

java.lang.Object
  org.jcsp.net.ServiceManager

public class ServiceManager
extends Object

An instance of the ServiceManager is created by the Node when it is initialized. This reference can be obtained from the Node class.

The class allows the local Node's services to be installed and started. The class does not currently allow services to removed. Services can be stopped by obtaining their reference and stopping them directly.

Author:

Quickstone Technologies Limited

Constructor Summary

ServiceManager()

Method Summary

Service	getService(String name) Returns the Service object of the service with the specified name.
String[]	getServiceNames() Returns an array containing an array of String objects which represent the names of the currently installed services.
boolean	installService(ServiceSettings settings, Class serviceClass) Installs a service as specified by its class and a set of settings.
boolean	installService(Service service, String name) Installs a Service object as a service in this ServiceManager.
boolean	startService(String name) Starts the service with the specified name.
boolean	uninstallService(String name) This method allows a service that is not running to be uninstalled.

Methods inherited from class java.lang.Object

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

Constructor Detail

ServiceManager

public ServiceManager()

Method Detail

installService

public boolean installService(ServiceSettings settings,
                              Class serviceClass)

Installs a service as specified by its class and a set of settings.

Parameters:

settings - the settings for the service.

serviceClass - the Class object of the class of the service to install.

Returns:

true iff the service has successfully been installed.

installService

public boolean installService(Service service,
                              String name)

Installs a Service object as a service in this ServiceManager. The name of the service must be supplied.

Parameters:

service - the Service object to install.

name - the name of the service.

Returns:

true iff the service has been successfully installed.

startService

public boolean startService(String name)

Starts the service with the specified name.

Parameters:

name - the name of the service to start.

Returns:

true iff the service has been successfully started.

uninstallService

public boolean uninstallService(String name)

This method allows a service that is not running to be uninstalled.

A running service can be uninstalled by obtaining the service reference, calling its stop() method and then calling this method with the service's name.

Parameters:

name - the name of the service to uninstall.

Returns:

true iff the service has been uninstalled.

getService

public Service getService(String name)

Returns the Service object of the service with the specified name.

Parameters:

name - the name of the service

Returns:

the Service object of the service with the specified name.

getServiceNames

public String[] getServiceNames()

Returns an array containing an array of String objects which represent the names of the currently installed services.

Returns:

an array of String service names.