1*f585d8a3SJacky Wang /* 2*f585d8a3SJacky Wang * Copyright (C) 2022 The Dagger Authors. 3*f585d8a3SJacky Wang * 4*f585d8a3SJacky Wang * Licensed under the Apache License, Version 2.0 (the "License"); 5*f585d8a3SJacky Wang * you may not use this file except in compliance with the License. 6*f585d8a3SJacky Wang * You may obtain a copy of the License at 7*f585d8a3SJacky Wang * 8*f585d8a3SJacky Wang * http://www.apache.org/licenses/LICENSE-2.0 9*f585d8a3SJacky Wang * 10*f585d8a3SJacky Wang * Unless required by applicable law or agreed to in writing, software 11*f585d8a3SJacky Wang * distributed under the License is distributed on an "AS IS" BASIS, 12*f585d8a3SJacky Wang * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13*f585d8a3SJacky Wang * See the License for the specific language governing permissions and 14*f585d8a3SJacky Wang * limitations under the License. 15*f585d8a3SJacky Wang */ 16*f585d8a3SJacky Wang 17*f585d8a3SJacky Wang package dagger.internal; 18*f585d8a3SJacky Wang 19*f585d8a3SJacky Wang import static java.lang.annotation.ElementType.TYPE; 20*f585d8a3SJacky Wang import static java.lang.annotation.RetentionPolicy.CLASS; 21*f585d8a3SJacky Wang 22*f585d8a3SJacky Wang import java.lang.annotation.Retention; 23*f585d8a3SJacky Wang import java.lang.annotation.Target; 24*f585d8a3SJacky Wang 25*f585d8a3SJacky Wang /** Stores the qualifier information about a type after it's been processed. */ 26*f585d8a3SJacky Wang @Retention(CLASS) 27*f585d8a3SJacky Wang @Target(TYPE) 28*f585d8a3SJacky Wang public @interface QualifierMetadata { 29*f585d8a3SJacky Wang /** 30*f585d8a3SJacky Wang * Returns the list of fully qualified qualifier names used in a particular context. 31*f585d8a3SJacky Wang * 32*f585d8a3SJacky Wang * <p>For example, when annotating Dagger's generated {@code _Factory} class for an inject 33*f585d8a3SJacky Wang * constructor, it contains all qualifiers used on parameters within the constructor. When 34*f585d8a3SJacky Wang * annotating Dagger's generated {@code _MembersInjector} class for inject fields and methods, it 35*f585d8a3SJacky Wang * contains all qualifiers found on the fields and method parameters. When annotating Dagger's 36*f585d8a3SJacky Wang * generated {@code _Factory} class for provision methods it includes all qualifiers used on the 37*f585d8a3SJacky Wang * provision method and its parameters. 38*f585d8a3SJacky Wang */ value()39*f585d8a3SJacky Wang String[] value() default {}; 40*f585d8a3SJacky Wang } 41