1 /* 2 * Copyright 2017 Google LLC 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 com.google.auto.value.processor; 17 18 import javax.lang.model.SourceVersion; 19 20 /** 21 * Utility methods for compile-testing tests to know which {@code @Generated} annotation is 22 * available. 23 */ 24 final class GeneratedImport { 25 26 /** 27 * Returns the qualified name of the {@code @Generated} annotation available during a compilation 28 * task. 29 */ generatedAnnotationType()30 static String generatedAnnotationType() { 31 return SourceVersion.latestSupported().compareTo(SourceVersion.RELEASE_8) > 0 32 ? "javax.annotation.processing.Generated" 33 : "javax.annotation.Generated"; 34 } 35 36 /** 37 * Returns an {@code import} statement that imports the {@code @Generated} annotation {@linkplain 38 * #generatedAnnotationType() available during a compilation task}. 39 */ importGeneratedAnnotationType()40 static String importGeneratedAnnotationType() { 41 return "import " + generatedAnnotationType() + ";"; 42 } 43 } 44