org.apache.qpid.proton

Class ProtonFactoryLoader<C extends ProtonFactory>

java.lang.Object

org.apache.qpid.proton.ProtonFactoryLoader<C>

public class ProtonFactoryLoader<C extends ProtonFactory>
extends java.lang.Object

A thin wrapper around ServiceLoader intended for loading Proton object factories. If system property "qpid.proton.implementationtype" if set, loads a factory whose ProtonFactory.ImplementationType matches its value.

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	IMPLEMENTATION_TYPE_PROPERTY

Constructor Summary

Constructors

Constructor and Description
ProtonFactoryLoader() Use this constructor if you intend to explicitly provide factory interface later, i.e.
ProtonFactoryLoader(java.lang.Class<C> factoryInterface)
ProtonFactoryLoader(java.lang.Class<C> factoryInterface, ProtonFactory.ImplementationType implementationType)

Method Summary

Methods

Modifier and Type	Method and Description
C	loadFactory() Returns the Proton factory that implements the stored _factoryInterface class.
C	loadFactory(java.lang.Class<C> factoryInterface)

Methods inherited from class java.lang.Object

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

Field Detail

IMPLEMENTATION_TYPE_PROPERTY

public static final java.lang.String IMPLEMENTATION_TYPE_PROPERTY

See Also:

Constant Field Values

Constructor Detail

ProtonFactoryLoader

public ProtonFactoryLoader()

Use this constructor if you intend to explicitly provide factory interface later, i.e. by calling loadFactory(Class). This is useful if you want to use the same ProtonFactoryLoader instance for loading multiple factory types.

ProtonFactoryLoader

public ProtonFactoryLoader(java.lang.Class<C> factoryInterface)

ProtonFactoryLoader

public ProtonFactoryLoader(java.lang.Class<C> factoryInterface,
                   ProtonFactory.ImplementationType implementationType)

Parameters:

factoryInterface - will be used as the factory interface class in calls to loadFactory().

Method Detail

loadFactory

public C loadFactory()

Returns the Proton factory that implements the stored _factoryInterface class.

loadFactory

public C loadFactory(java.lang.Class<C> factoryInterface)