1 /* 2 * Copyright (C) 2019 The Dagger Authors. 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 dagger.hilt.processor.internal.root; 18 19 import androidx.room.compiler.processing.XTypeElement; 20 import com.squareup.javapoet.ClassName; 21 import dagger.hilt.processor.internal.ClassNames; 22 23 /** The valid root types for Hilt applications. */ 24 // TODO(erichang): Fix this class so we don't have to have placeholders 25 enum RootType { 26 ROOT(ClassNames.HILT_ANDROID_APP), 27 28 // Placeholder to make sure @HiltAndroidTest usages get processed 29 HILT_ANDROID_TEST_ROOT(ClassNames.HILT_ANDROID_TEST), 30 31 TEST_ROOT(ClassNames.INTERNAL_TEST_ROOT); 32 33 @SuppressWarnings("ImmutableEnumChecker") 34 private final ClassName annotation; 35 RootType(ClassName annotation)36 RootType(ClassName annotation) { 37 this.annotation = annotation; 38 } 39 isTestRoot()40 public boolean isTestRoot() { 41 return this == TEST_ROOT; 42 } 43 className()44 public ClassName className() { 45 return annotation; 46 } 47 of(XTypeElement element)48 public static RootType of(XTypeElement element) { 49 if (element.hasAnnotation(ClassNames.HILT_ANDROID_APP)) { 50 return ROOT; 51 } else if (element.hasAnnotation(ClassNames.HILT_ANDROID_TEST)) { 52 return TEST_ROOT; 53 } else if (element.hasAnnotation(ClassNames.INTERNAL_TEST_ROOT)) { 54 return TEST_ROOT; 55 } 56 throw new IllegalStateException("Unknown root type: " + element); 57 } 58 } 59