public abstract class AbstractSatisfactionVisitor<T> extends Object implements SatisfactionVisitor<T>
SatisfactionVisitor. All methods delegate to
visitDefault(), which in turn returns a default value.| Modifier and Type | Field and Description |
|---|---|
protected T |
defaultValue |
| Constructor and Description |
|---|
AbstractSatisfactionVisitor()
Construct a visitor with a null default.
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AbstractSatisfactionVisitor(T dft)
Construct a visitor with the specified default value.
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| Modifier and Type | Method and Description |
|---|---|
T |
visitClass(Class<?> clazz)
Called when visiting a satisfaction that will instantiate a class.
|
T |
visitDefault()
Default method called when other methods are not overridden.
|
T |
visitInstance(Object instance)
Called when visiting a satisfaction that will return a pre-configured instance.
|
T |
visitNull()
Called when visiting a null satisfaction.
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T |
visitProviderClass(Class<? extends javax.inject.Provider<?>> pclass)
Called when visiting a satisfaction that will instantiate and invoke a provider class.
|
T |
visitProviderInstance(javax.inject.Provider<?> provider)
Called when visiting a satisfaction that will invoke a pre-instantiated provider.
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protected final T defaultValue
public AbstractSatisfactionVisitor()
public AbstractSatisfactionVisitor(T dft)
dft - The default value to be returned by visitDefault().public T visitDefault()
AbstractSatisfactionVisitor(Object).public T visitNull()
SatisfactionVisitorvisitNull in interface SatisfactionVisitor<T>public T visitClass(Class<?> clazz)
SatisfactionVisitorvisitClass in interface SatisfactionVisitor<T>clazz - The implementation class.public T visitInstance(Object instance)
SatisfactionVisitorvisitInstance in interface SatisfactionVisitor<T>instance - The instance that will be returned. The visitor should not modify it
in any way.public T visitProviderClass(Class<? extends javax.inject.Provider<?>> pclass)
SatisfactionVisitorvisitProviderClass in interface SatisfactionVisitor<T>pclass - The provider class.public T visitProviderInstance(javax.inject.Provider<?> provider)
SatisfactionVisitorvisitProviderInstance in interface SatisfactionVisitor<T>provider - The provider instance. The visitor should not modify it in any way.Copyright © 2014 GroupLens Research. All Rights Reserved.