Package org.jboss.msc.value

Class InjectedValue<T>

java.lang.Object

org.jboss.msc.value.InjectedValue<T>

Type Parameters:

T - the value type

All Implemented Interfaces:

Injector<T>, Value<T>

@Deprecated
public final class InjectedValue<T>
extends Object
implements Injector<T>, Value<T>

Deprecated.

Use ServiceBuilder.requires(org.jboss.msc.service.ServiceName) method instead. This class will be removed in a future release.

A value which is injected from another source. The value may only be read if the injector has populated it.

Author:

David M. Lloyd

Constructor Summary

Constructors

Constructor	Description
InjectedValue()	Deprecated. Construct a new instance.

Method Summary

Modifier and Type	Method	Description
T	getOptionalValue()	Deprecated. Get the value if it was injected, or return null if it was not.
protected Value<T>	getStoredValue()	Get the value object stored in this injector.
T	getValue()	Deprecated. Get the actual dependency value.
void	inject(T value)	Inject the given value.
protected Value<T>	setStoredValue(Value<T> value)	Set the value object stored in this injector (must not be null).
void	setValue(Value<T> value)	Deprecated. Set the value to be injected to a Value instance.
void	uninject()	Uninject the given value (in other words, cancel or undo a previous injection).

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jboss.msc.inject.Injector

inject, uninject

Constructor Detail

InjectedValue

public InjectedValue()

Deprecated.

Construct a new instance.

Method Detail

getValue

public T getValue()
           throws IllegalStateException

Deprecated.

Get the actual dependency value.

Specified by:

getValue in interface Value<T>

Returns:

the actual dependency value

Throws:

IllegalStateException - if the value is time-sensitive and the current state does not allow retrieval.

setValue

public void setValue(Value<T> value)

Deprecated.

Set the value to be injected to a Value instance.

Parameters:

value - the value to set, cannot be null

getOptionalValue

public T getOptionalValue()

Deprecated.

Get the value if it was injected, or return null if it was not.

Returns:

the value or null if it was not injected

inject

public void inject(T value)
            throws InjectionException

Inject the given value.

Specified by:

inject in interface Injector<T>

Parameters:

value - the value

Throws:

InjectionException - if the injection failed

uninject

public void uninject()

Uninject the given value (in other words, cancel or undo a previous injection). Only called after inject() has been called.

Specified by:

uninject in interface Injector<T>

getStoredValue

protected Value<T> getStoredValue()

Get the value object stored in this injector.

Returns:

the value object

setStoredValue

protected Value<T> setStoredValue(Value<T> value)

Set the value object stored in this injector (must not be null).

Parameters:

value - the value object (must not be null)

Returns:

the old value object, or null if none was stored