org.diirt.service.exec

Class ExecServiceProvider

java.lang.Object

org.diirt.service.AbstractFileServiceProvider

org.diirt.service.exec.ExecServiceProvider

All Implemented Interfaces:

ServiceProvider

public class ExecServiceProvider
extends AbstractFileServiceProvider

A service factory that crawls a directory for xml files, and creates an exec service from each of them.

Author:

carcassi

Constructor Summary

Constructors

Constructor and Description
ExecServiceProvider() Creates a new factory using the default configuration directory.
ExecServiceProvider(File directory, boolean includeGenericExecService) Creates a new factory that reads from the given directory.

Method Summary

Modifier and Type	Method and Description
Collection<Service>	additionalServices() Creates additional services that are not read from files.
Service	createService(File file) Creates a service from the given file.
String	getName() Returns the name of the service provider.

Methods inherited from class org.diirt.service.AbstractFileServiceProvider

createServices, getDefaultConfigurationDirectory

Methods inherited from class java.lang.Object

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

Constructor Detail

ExecServiceProvider

public ExecServiceProvider(File directory,
                           boolean includeGenericExecService)

Creates a new factory that reads from the given directory.

If the directory does not exist, it simply returns an empty set.

Parameters:

directory - a directory

includeGenericExecService - whether to include the general purpose exec service

ExecServiceProvider

public ExecServiceProvider()

Creates a new factory using the default configuration directory.

Method Detail

getName

public String getName()

Description copied from interface: ServiceProvider

Returns the name of the service provider.

Returns:

a short name

createService

public Service createService(File file)
                      throws Exception

Description copied from class: AbstractFileServiceProvider

Creates a service from the given file.

Implementors of this method need not to care about logging and service registration.

Specified by:

createService in class AbstractFileServiceProvider

Parameters:

file - a file in the configuration directory

Returns:

the new service or null if no service corresponds to the file

Throws:

Exception - if there is a problem creating the service from the file

additionalServices

public Collection<Service> additionalServices()

Description copied from class: AbstractFileServiceProvider

Creates additional services that are not read from files. This can be useful in case the service provider has additional services that are not user defined through configuration files.

Implementors need not to care about logging and service registration.

Overrides:

additionalServices in class AbstractFileServiceProvider

Returns:

a collection of services