org.everrest.core

Interface DependencySupplier

All Known Implementing Classes:

BaseDependencySupplier, DependencySupplierImpl, ServletContextDependencySupplier

public interface DependencySupplier

Implementation of DependencySupplier should be able to provide objects that required for constructors or fields of Resource or Provider.

Version:

$Id$

Author:

Andrey Parfonov

Method Summary

Modifier and Type	Method and Description
Object	getComponent(Class<?> type) Get instance of type.
Object	getComponent(Parameter parameter) Get object that is approach do description parameter.

Method Detail

getComponent

Object getComponent(Parameter parameter)

Get object that is approach do description parameter.

Parameters:

parameter - required parameter description

Returns:

object of required type or null if instance described by parameter may not be produced

Throws:

RuntimeException - if any error occurs while creating instance described by parameter

See Also:

Parameter.getParameterClass(), Parameter.getGenericType()

getComponent

Object getComponent(Class<?> type)

Get instance of type.

Parameters:

type - required parameter class

Returns:

object of required type or null if instance described by type may not be produced

Throws:

RuntimeException - if any error occurs while creating instance of type