1 /* 2 * Copyright (C) 2015 The Android Open Source Project 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 android.annotation; 17 18 import java.lang.annotation.Retention; 19 import java.lang.annotation.Target; 20 21 import static java.lang.annotation.ElementType.ANNOTATION_TYPE; 22 import static java.lang.annotation.ElementType.FIELD; 23 import static java.lang.annotation.ElementType.LOCAL_VARIABLE; 24 import static java.lang.annotation.ElementType.METHOD; 25 import static java.lang.annotation.ElementType.PARAMETER; 26 import static java.lang.annotation.RetentionPolicy.SOURCE; 27 28 /** 29 * Denotes that the annotated element should be an int or long in the given range 30 * <p> 31 * Example: 32 * <pre><code> 33 * @IntRange(from=0,to=255) 34 * public int getAlpha() { 35 * ... 36 * } 37 * </code></pre> 38 * 39 * @hide 40 */ 41 @Retention(SOURCE) 42 @Target({METHOD,PARAMETER,FIELD,LOCAL_VARIABLE,ANNOTATION_TYPE}) 43 public @interface IntRange { 44 /** Smallest value, inclusive */ from()45 long from() default Long.MIN_VALUE; 46 /** Largest value, inclusive */ to()47 long to() default Long.MAX_VALUE; 48 }