1 /* 2 * Copyright (C) 2021 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.xprocessing; 18 19 20 import androidx.room.compiler.processing.XMethodElement; 21 import androidx.room.compiler.processing.XTypeElement; 22 23 // TODO(bcorso): Consider moving these methods into XProcessing library. 24 /** A utility class for {@link XMethodElement} helper methods. */ 25 public final class XMethodElements { 26 27 /** Returns the type this method is enclosed in. */ getEnclosingTypeElement(XMethodElement method)28 public static XTypeElement getEnclosingTypeElement(XMethodElement method) { 29 // TODO(bcorso): In Javac, a method is always enclosed in a type; however, once we start 30 // processing Kotlin we'll want to check this explicitly and add an error to the validation 31 // report if the method is not enclosed in a type. 32 return method.getEnclosingElement().getType().getTypeElement(); 33 } 34 35 /** Returns {@code true} if the given method has type parameters. */ hasTypeParameters(XMethodElement method)36 public static boolean hasTypeParameters(XMethodElement method) { 37 return !method.getExecutableType().getTypeVariableNames().isEmpty(); 38 } 39 XMethodElements()40 private XMethodElements() {} 41 } 42