org.apache.commons.classscan.util
Class ServiceVisitor<T>

java.lang.Object
  org.apache.commons.classscan.util.ServiceVisitor<T>

Type Parameters:

T - The type of the provider

public abstract class ServiceVisitor<T>
extends Object

Visit the provider instances specified in the META-INF/services directories

Constructor Summary

ServiceVisitor()

Method Summary

protected abstract boolean	visit(T serviceProvider) The callback method which is invoked upon finding a service provider
void	visitProviders(Class<T> serviceInterface, ClassLoader classLoader) Visit the service provider available for the given interface and ClassLoader

Methods inherited from class java.lang.Object

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

Constructor Detail

ServiceVisitor

public ServiceVisitor()

Method Detail

visitProviders

public void visitProviders(Class<T> serviceInterface,
                           ClassLoader classLoader)

Visit the service provider available for the given interface and ClassLoader

Parameters:

serviceInterface - The interface of the service

classLoader - The ClassLoader which will load the service

visit

protected abstract boolean visit(T serviceProvider)

The callback method which is invoked upon finding a service provider

Parameters:

serviceProvider - An instance of the service provider

Returns:

true, if additional service providers desired; false, stop the visiting