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      1 /*
      2  * Copyright (C) 2015 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 package dagger.mapkeys;
     17 
     18 import dagger.MapKey;
     19 import java.lang.annotation.Documented;
     20 import java.lang.annotation.Target;
     21 
     22 import static java.lang.annotation.ElementType.METHOD;
     23 
     24 /** A {@link MapKey} annotation for maps with {@link String} keys. */
     25 @Documented
     26 @Target(METHOD)
     27 @MapKey
     28 public @interface StringKey {
     29   String value();
     30 }