Package org.jboss.msc.inject

Class MethodInjector<T>

java.lang.Object

org.jboss.msc.inject.MethodInjector<T>

Type Parameters:

T - the injection type

All Implemented Interfaces:

Injector<T>

public final class MethodInjector<T>
extends java.lang.Object
implements Injector<T>

An injector which invokes a method. The value being injected can be specified by Values.injectedValue(). The value being invoked upon can be specified by Values.thisValue().

Field Summary

Fields

Modifier and Type	Field	Description
private Value<?>	injectedValue
private java.lang.reflect.Method	method
private java.util.List<? extends Value<?>>	parameterList
private Value<?>	targetValue

Constructor Summary

Constructors

Constructor	Description
MethodInjector(java.lang.reflect.Method method, Value<?> targetValue, Value<?> injectedValue, java.util.List<? extends Value<?>> parameterList)	Construct a new instance.

Method Summary

Modifier and Type	Method	Description
void	inject(T value)	Inject the given value.
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

Field Detail

method

private final java.lang.reflect.Method method

injectedValue

private final Value<?> injectedValue

targetValue

private final Value<?> targetValue

parameterList

private final java.util.List<? extends Value<?>> parameterList

Constructor Detail

MethodInjector

public MethodInjector(java.lang.reflect.Method method,
                      Value<?> targetValue,
                      Value<?> injectedValue,
                      java.util.List<? extends Value<?>> parameterList)

Construct a new instance.

Parameters:

method - the method to invoke

targetValue - the value of the invocation target (the object being called upon) - use Values.nullValue() for static methods

injectedValue - the value to use for Values.injectedValue() on uninjection (usually Values.nullValue())

parameterList - the list of parameter values (any null parameters should use Values.nullValue())

Method Detail

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>