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/*
* Copyright (C) 2012 The Dagger Authors.
*
* 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 dagger;
/**
* Injects dependencies into the fields and methods on instances of type {@code T}. Ignores the
* presence or absence of an injectable constructor.
*
* @param <T> type to inject members of
*
* @since 2.0 (since 1.0 without the provision that {@link #injectMembers} cannot accept
* {@code null})
*/
public interface MembersInjector<T> {
/**
* Injects dependencies into the fields and methods of {@code instance}. Ignores the presence or
* absence of an injectable constructor.
*
* <p>Whenever a {@link Component} creates an instance, it performs this injection automatically
* (after first performing constructor injection), so if you're able to let the component create
* all your objects for you, you'll never need to use this method.
*
* @param instance into which members are to be injected
* @throws NullPointerException if {@code instance} is {@code null}
*/
void injectMembers(T instance);
}
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