org.apache.commons.discovery.tools

Class SPInterface

public class SPInterface extends Object

Represents a Service Programming Interface (spi). - SPI's name - SPI's (provider) class - SPI's (alternate) override property name In addition, while there are many cases where this is NOT usefull, for those in which it is: - expected constructor argument types and parameters values.

Author: Richard A. Sitze

Constructor Summary
	SPInterface(Class provider) Construct object representing Class `provider`.
	SPInterface(Class spi, String propertyName) Construct object representing Class `provider`.
	SPInterface(Class provider, Class[] constructorParamClasses, Object[] constructorParams) Construct object representing Class `provider`.
	SPInterface(Class spi, String propertyName, Class[] constructorParamClasses, Object[] constructorParams) Construct object representing Class `provider`.

Method Summary
String	getPropertyName()
Class	getSPClass()
String	getSPName()
Object	newInstance(Class impl) Instantiate a new
void	verifyAncestory(Class impl)

Constructor Detail

SPInterface

public SPInterface(Class provider)

Construct object representing Class provider.

Parameters: provider The SPI class

SPInterface

public SPInterface(Class spi, String propertyName)

Construct object representing Class provider.

SPInterface

public SPInterface(Class provider, Class[] constructorParamClasses, Object[] constructorParams)

Construct object representing Class provider.

Parameters: provider The SPI class constructorParamClasses classes representing the constructor argument types. constructorParams objects representing the constructor arguments.

SPInterface

public SPInterface(Class spi, String propertyName, Class[] constructorParamClasses, Object[] constructorParams)

Construct object representing Class provider.

Parameters: spi The SPI class propertyName when looking for the name of a class implementing the provider class, a discovery strategy may involve looking for (system or other) properties having either the name of the class (provider) or the propertyName. constructorParamClasses classes representing the constructor argument types. constructorParams objects representing the constructor arguments.