| /** |
| * Copyright (C) 2008 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.google.inject; |
| |
| import com.google.inject.internal.BindingImpl; |
| import com.google.inject.internal.Errors; |
| import com.google.inject.internal.ImmutableList; |
| import com.google.inject.internal.ImmutableSet; |
| import com.google.inject.internal.MatcherAndConverter; |
| import com.google.inject.spi.InjectableTypeListenerBinding; |
| import java.lang.annotation.Annotation; |
| import java.util.List; |
| import java.util.Map; |
| |
| /** |
| * The inheritable data within an injector. This class is intended to allow parent and local |
| * injector data to be accessed as a unit. |
| * |
| * @author jessewilson@google.com (Jesse Wilson) |
| */ |
| interface State { |
| |
| static final State NONE = new State() { |
| public State parent() { |
| throw new UnsupportedOperationException(); |
| } |
| |
| public <T> BindingImpl<T> getExplicitBinding(Key<T> key) { |
| return null; |
| } |
| |
| public Map<Key<?>, Binding<?>> getExplicitBindingsThisLevel() { |
| throw new UnsupportedOperationException(); |
| } |
| |
| public void putBinding(Key<?> key, BindingImpl<?> binding) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| public Scope getScope(Class<? extends Annotation> scopingAnnotation) { |
| return null; |
| } |
| |
| public void putAnnotation(Class<? extends Annotation> annotationType, Scope scope) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| public void addConverter(MatcherAndConverter matcherAndConverter) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| public MatcherAndConverter getConverter(String stringValue, TypeLiteral<?> type, Errors errors, |
| Object source) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| public Iterable<MatcherAndConverter> getConvertersThisLevel() { |
| return ImmutableSet.of(); |
| } |
| |
| /*if[AOP]*/ |
| public void addMethodAspect(MethodAspect methodAspect) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| public List<MethodAspect> getMethodAspects() { |
| return ImmutableList.of(); |
| } |
| /*end[AOP]*/ |
| |
| public void addInjectableTypeListener( |
| InjectableTypeListenerBinding injectableTypeListenerBinding) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| public List<InjectableTypeListenerBinding> getInjectableTypeListenerBindings() { |
| return ImmutableList.of(); |
| } |
| |
| public void blacklist(Key<?> key) { |
| } |
| |
| public boolean isBlacklisted(Key<?> key) { |
| return true; |
| } |
| |
| public Object lock() { |
| throw new UnsupportedOperationException(); |
| } |
| }; |
| |
| State parent(); |
| |
| /** Gets a binding which was specified explicitly in a module, or null. */ |
| <T> BindingImpl<T> getExplicitBinding(Key<T> key); |
| |
| /** Returns the explicit bindings at this level only. */ |
| Map<Key<?>, Binding<?>> getExplicitBindingsThisLevel(); |
| |
| void putBinding(Key<?> key, BindingImpl<?> binding); |
| |
| /** Returns the matching scope, or null. */ |
| Scope getScope(Class<? extends Annotation> scopingAnnotation); |
| |
| void putAnnotation(Class<? extends Annotation> annotationType, Scope scope); |
| |
| void addConverter(MatcherAndConverter matcherAndConverter); |
| |
| /** Returns the matching converter for {@code type}, or null if none match. */ |
| MatcherAndConverter getConverter( |
| String stringValue, TypeLiteral<?> type, Errors errors, Object source); |
| |
| /** Returns all converters at this level only. */ |
| Iterable<MatcherAndConverter> getConvertersThisLevel(); |
| |
| /*if[AOP]*/ |
| void addMethodAspect(MethodAspect methodAspect); |
| |
| List<MethodAspect> getMethodAspects(); |
| /*end[AOP]*/ |
| |
| void addInjectableTypeListener(InjectableTypeListenerBinding injectableTypeListenerBinding); |
| |
| List<InjectableTypeListenerBinding> getInjectableTypeListenerBindings(); |
| |
| /** |
| * Forbids the corresponding injector from creating a binding to {@code key}. Child injectors |
| * blacklist their bound keys on their parent injectors to prevent just-in-time bindings on the |
| * parent injector that would conflict. |
| */ |
| void blacklist(Key<?> key); |
| |
| /** |
| * Returns true if {@code key} is forbidden from being bound in this injector. This indicates that |
| * one of this injector's descendent's has bound the key. |
| */ |
| boolean isBlacklisted(Key<?> key); |
| |
| /** |
| * Returns the shared lock for all injector data. This is a low-granularity, high-contention lock |
| * to be used when reading mutable data (ie. just-in-time bindings, and binding blacklists). |
| */ |
| Object lock(); |
| } |