1 /** 2 * Copyright (C) 2008 Google Inc. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.google.inject.spi; 18 19 import com.google.inject.Binding; 20 21 import java.util.Set; 22 23 /** 24 * A binding to a single instance. The same instance is returned for every injection. 25 * 26 * @author jessewilson@google.com (Jesse Wilson) 27 * @since 2.0 28 */ 29 public interface InstanceBinding<T> extends Binding<T>, HasDependencies { 30 31 /** 32 * Returns the user-supplied instance. 33 */ getInstance()34 T getInstance(); 35 36 /** 37 * Returns the field and method injection points of the instance, injected at injector-creation 38 * time only. 39 * 40 * @return a possibly empty set 41 */ getInjectionPoints()42 Set<InjectionPoint> getInjectionPoints(); 43 44 } 45