net.sf.jguiraffe.di.impl

Class NameDependency

java.lang.Object

net.sf.jguiraffe.di.impl.NameDependency

All Implemented Interfaces:

Dependency

public final class NameDependency
extends Object
implements Dependency

An implementation of the Dependency interface that allows to define a dependency based on the name of a bean.

Version:

$Id: NameDependency.java 205 2012-01-29 18:29:57Z oheger $

Author:

Oliver Heger

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object obj) Tests whether this object equals another one.
static NameDependency	getInstance(String name) Returns an instance of this class for the bean with the specified name.
String	getName() Returns the name of the dependent bean.
int	hashCode() Returns a hash code for this object.
BeanProvider	resolve(BeanStore store, DependencyProvider depProvider) Resolves the named dependency from the specified bean store.
String	toString() Returns a string representation of this object.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Detail

getName

public String getName()

Returns the name of the dependent bean.

Returns:

the name of the bean this dependency refers to

resolve

public BeanProvider resolve(BeanStore store,
                            DependencyProvider depProvider)

Resolves the named dependency from the specified bean store. This is done recursively for the bean store's parent if necessary.

Specified by:

resolve in interface Dependency

Parameters:

store - the bean store

depProvider - the dependency provider (not used here)

Returns:

the found bean provider

Throws:

InjectionException - if the provider cannot be resolved

equals

public boolean equals(Object obj)

Tests whether this object equals another one. Two objects of this class are considered equal if and only if they refer to the same dependent bean.

Overrides:

equals in class Object

Parameters:

obj - the object to compare to

Returns:

a flag whether the objects are equal

hashCode

public int hashCode()

Returns a hash code for this object.

Overrides:

hashCode in class Object

Returns:

a hash code

toString

public String toString()

Returns a string representation of this object. This string especially contains the name of the bean this dependency is about.

Overrides:

toString in class Object

Returns:

a string for this object

getInstance

public static NameDependency getInstance(String name)

Returns an instance of this class for the bean with the specified name.

Parameters:

name - the name of the dependent bean

Returns:

an instance referring to the specified dependent bean