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.generatesrootinput; 18 19 import com.squareup.javapoet.AnnotationSpec; 20 import com.squareup.javapoet.JavaFile; 21 import com.squareup.javapoet.TypeSpec; 22 import dagger.hilt.processor.internal.ClassNames; 23 import dagger.hilt.processor.internal.Processors; 24 import java.io.IOException; 25 import javax.annotation.processing.ProcessingEnvironment; 26 import javax.lang.model.element.Element; 27 28 /** Generates resource files for {@link GeneratesRootInputs}. */ 29 final class GeneratesRootInputPropagatedDataGenerator { 30 private final ProcessingEnvironment processingEnv; 31 private final Element element; 32 GeneratesRootInputPropagatedDataGenerator(ProcessingEnvironment processingEnv, Element element)33 GeneratesRootInputPropagatedDataGenerator(ProcessingEnvironment processingEnv, Element element) { 34 this.processingEnv = processingEnv; 35 this.element = element; 36 } 37 generate()38 void generate() throws IOException { 39 TypeSpec.Builder generator = 40 TypeSpec.classBuilder(Processors.getFullEnclosedName(element)) 41 .addOriginatingElement(element) 42 .addAnnotation( 43 AnnotationSpec.builder(ClassNames.GENERATES_ROOT_INPUT_PROPAGATED_DATA) 44 .addMember("value", "$T.class", element) 45 .build()) 46 .addJavadoc( 47 "Generated class to" 48 + "get the list of annotations that generate input for root.\n"); 49 50 Processors.addGeneratedAnnotation(generator, processingEnv, getClass()); 51 52 JavaFile.builder(GeneratesRootInputs.AGGREGATING_PACKAGE, generator.build()) 53 .build() 54 .writeTo(processingEnv.getFiler()); 55 } 56 } 57