org.apache.commons.discovery.tools
Class SPInterface
java.lang.Object
|
+--org.apache.commons.discovery.tools.SPInterface
- public class SPInterface
- extends java.lang.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(java.lang.Class provider)
Construct object representing Class provider . |
SPInterface(java.lang.Class provider,
java.lang.Class[] constructorParamClasses,
java.lang.Object[] constructorParams)
Construct object representing Class provider . |
SPInterface(java.lang.Class spi,
java.lang.String propertyName)
Construct object representing Class provider . |
SPInterface(java.lang.Class spi,
java.lang.String propertyName,
java.lang.Class[] constructorParamClasses,
java.lang.Object[] constructorParams)
Construct object representing Class provider . |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
SPInterface
public SPInterface(java.lang.Class provider)
- Construct object representing Class
provider
.
- Parameters:
provider
- The SPI class
SPInterface
public SPInterface(java.lang.Class spi,
java.lang.String propertyName)
- Construct object representing Class
provider
.
- Parameters:
provider
- The SPI classpropertyName
- 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
.
SPInterface
public SPInterface(java.lang.Class provider,
java.lang.Class[] constructorParamClasses,
java.lang.Object[] constructorParams)
- Construct object representing Class
provider
.
- Parameters:
provider
- The SPI classconstructorParamClasses
- classes representing the
constructor argument types.constructorParams
- objects representing the
constructor arguments.
SPInterface
public SPInterface(java.lang.Class spi,
java.lang.String propertyName,
java.lang.Class[] constructorParamClasses,
java.lang.Object[] constructorParams)
- Construct object representing Class
provider
.
- Parameters:
provider
- The SPI classpropertyName
- 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.
getSPName
public java.lang.String getSPName()
getSPClass
public java.lang.Class getSPClass()
getPropertyName
public java.lang.String getPropertyName()
newInstance
public java.lang.Object newInstance(java.lang.Class impl)
throws DiscoveryException,
java.lang.InstantiationException,
java.lang.IllegalAccessException,
java.lang.NoSuchMethodException,
java.lang.reflect.InvocationTargetException
- Instantiate a new
verifyAncestory
public void verifyAncestory(java.lang.Class impl)
Copyright (c) 2002 - Apache Software Foundation