1 /* 2 * Copyright (C) 2016 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.internal.codegen.javapoet; 18 19 import static com.google.common.base.Preconditions.checkNotNull; 20 21 import com.google.common.base.Ascii; 22 import com.google.common.base.Preconditions; 23 import com.google.common.collect.Lists; 24 import com.squareup.javapoet.AnnotationSpec; 25 import java.util.Arrays; 26 27 /** Static factories to create {@link AnnotationSpec}s. */ 28 public final class AnnotationSpecs { 29 /** Values for an {@link SuppressWarnings} annotation. */ 30 public enum Suppression { 31 RAWTYPES, 32 UNCHECKED, 33 ; 34 35 @Override toString()36 public String toString() { 37 return Ascii.toLowerCase(name()); 38 } 39 } 40 41 /** Creates an {@link AnnotationSpec} for {@link SuppressWarnings}. */ suppressWarnings(Suppression first, Suppression... rest)42 public static AnnotationSpec suppressWarnings(Suppression first, Suppression... rest) { 43 checkNotNull(first); 44 Arrays.stream(rest).forEach(Preconditions::checkNotNull); 45 AnnotationSpec.Builder builder = AnnotationSpec.builder(SuppressWarnings.class); 46 Lists.asList(first, rest).forEach(suppression -> builder.addMember("value", "$S", suppression)); 47 return builder.build(); 48 } 49 AnnotationSpecs()50 private AnnotationSpecs() {} 51 } 52