Package org.semanticweb.owlapi.utilities

Class Injector

java.lang.Object

org.semanticweb.owlapi.utilities.Injector

public class Injector
extends Object

Basic dependency injection utility, to replace the use of Guice and wrap calls to ServiceLoader.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	Injector.Key	Key class for caches

Constructor Summary

Constructors

Constructor	Description
Injector()	Default constructor
Injector(Injector i)

Method Summary

Modifier and Type	Method	Description
Injector	bind(Class<?> t, Class<?> c, Annotation... annotations)	Associate a key made of interface type and optional annotations with an implementation type
<T> Injector	bindOneMore(Supplier<T> t, Class<T> c, Annotation... annotations)	Associate a key made of interface type and optional annotations with a supplier of instances, adding to existing associations
<T> Injector	bindOneMore(T t, Class<T> c, Annotation... annotations)	Associate a key made of interface type and optional annotations with an instance, adding to existing associations
Injector	bindToOne(Object t, Class<?> c, Annotation... annotations)	Associate a key made of interface type and optional annotations with an instance, replacing existing associations
Injector	bindToOne(Supplier<?> t, Class<?> c, Annotation... annotations)	Associate a key made of interface type and optional annotations with a supplier of instances, replacing existing associations
<T> T	getImplementation(Class<T> c, Annotation... qualifiers)
<T> T	getImplementation(Class<T> c, Map<Object,List<Supplier<?>>> overrides, Annotation... qualifiers)
<T> T	inject(T t)

Methods inherited from class java.lang.Object

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

Constructor Detail

Injector

public Injector()

Default constructor

Injector

public Injector(Injector i)

Parameters:

i - injector to copy

Method Detail

bind

public Injector bind(Class<?> t,
                     Class<?> c,
                     Annotation... annotations)

Associate a key made of interface type and optional annotations with an implementation type

Parameters:

t - implementation type

c - interface type

annotations - annotations

Returns:

modified injector

bindToOne

public Injector bindToOne(Object t,
                          Class<?> c,
                          Annotation... annotations)

Associate a key made of interface type and optional annotations with an instance, replacing existing associations

Parameters:

t - instance

c - interface type

annotations - annotations

Returns:

modified injector

bindToOne

public Injector bindToOne(Supplier<?> t,
                          Class<?> c,
                          Annotation... annotations)

Associate a key made of interface type and optional annotations with a supplier of instances, replacing existing associations

Parameters:

t - supplier

c - interface type

annotations - annotations

Returns:

modified injector

bindOneMore

public <T> Injector bindOneMore(T t,
                                Class<T> c,
                                Annotation... annotations)

Associate a key made of interface type and optional annotations with an instance, adding to existing associations

Parameters:

t - instance

c - interface type

annotations - annotations

Returns:

modified injector

bindOneMore

public <T> Injector bindOneMore(Supplier<T> t,
                                Class<T> c,
                                Annotation... annotations)

Associate a key made of interface type and optional annotations with a supplier of instances, adding to existing associations

Parameters:

t - supplier

c - interface type

annotations - annotations

Returns:

modified injector

inject

public <T> T inject(T t)

Parameters:

t - object to inject

Returns:

input object with all methods annotated with @Inject having been set with instances.

getImplementation

public <T> T getImplementation(Class<T> c,
                               Annotation... qualifiers)

Parameters:

c - class

qualifiers - optional annotations

Returns:

instance

getImplementation

public <T> T getImplementation(Class<T> c,
                               Map<Object,List<Supplier<?>>> overrides,
                               Annotation... qualifiers)

Parameters:

c - class

overrides - local overrides of existing bindings

qualifiers - optional annotations

Returns:

instance