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Java example source code file (

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Java - Java tags/keywords

typeencounter, typelistener

The Java example source code

 * Copyright (C) 2009 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
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * See the License for the specific language governing permissions and
 * limitations under the License.



 * Listens for Guice to encounter injectable types. If a given type has its constructor injected in
 * one situation but only its methods and fields injected in another, Guice will notify this
 * listener once.
 * <p>Useful for extra type checking, {@linkplain TypeEncounter#register(InjectionListener)
 * registering injection listeners}, and {@linkplain TypeEncounter#bindInterceptor(
 *, org.aopalliance.intercept.MethodInterceptor[])
 * binding method interceptors}.
 * @since 2.0
public interface TypeListener {

   * Invoked when Guice encounters a new type eligible for constructor or members injection.
   * Called during injector creation (or afterwards if Guice encounters a type at run time and
   * creates a JIT binding).
   * @param type encountered by Guice
   * @param encounter context of this encounter, enables reporting errors, registering injection
   *     listeners and binding method interceptors for {@code type}.
   * @param <I> the injectable type
  <I> void hear(TypeLiteral type, TypeEncounter encounter);


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