1 /* 2 * Copyright 2023 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 17 package androidx.window.extensions; 18 19 import androidx.annotation.IntRange; 20 import androidx.annotation.RestrictTo; 21 22 import java.lang.annotation.ElementType; 23 import java.lang.annotation.Retention; 24 import java.lang.annotation.RetentionPolicy; 25 import java.lang.annotation.Target; 26 27 /** 28 * The annotation used to document the minimum supported vendor API level of the denoted target. 29 */ 30 @Retention(value = RetentionPolicy.RUNTIME) 31 @Target({ElementType.TYPE, ElementType.CONSTRUCTOR, ElementType.METHOD, ElementType.FIELD}) 32 @RestrictTo(RestrictTo.Scope.LIBRARY) 33 public @interface RequiresVendorApiLevel { 34 35 /** The minimum required vendor API level of the denoted target. */ 36 @IntRange(from = 1) level()37 int level(); 38 39 /** 40 * The vendor API level that the denoted target started to deprecated, which defaults to 41 * {@link #VENDOR_API_LEVEL_NOT_SET}. 42 */ deprecatedSince()43 int deprecatedSince() default VENDOR_API_LEVEL_NOT_SET; 44 45 /** Indicates the denoted target is not deprecated. */ 46 int VENDOR_API_LEVEL_NOT_SET = -1; 47 } 48