1 /* 2 * Copyright (C) 2015 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.writing; 18 19 20 import androidx.room.compiler.codegen.XClassName; 21 import com.squareup.javapoet.ClassName; 22 import com.squareup.javapoet.CodeBlock; 23 import dagger.assisted.Assisted; 24 import dagger.assisted.AssistedFactory; 25 import dagger.assisted.AssistedInject; 26 import dagger.internal.codegen.binding.FrameworkType; 27 import dagger.internal.codegen.model.RequestKind; 28 import dagger.internal.codegen.writing.FrameworkFieldInitializer.FrameworkInstanceCreationExpression; 29 import dagger.internal.codegen.xprocessing.XTypeNames; 30 import java.util.Optional; 31 32 /** An {@code Producer} creation expression for provision bindings. */ 33 final class ProducerFromProviderCreationExpression implements FrameworkInstanceCreationExpression { 34 private final RequestRepresentation providerRequestRepresentation; 35 private final ClassName requestingClass; 36 37 @AssistedInject ProducerFromProviderCreationExpression( @ssisted RequestRepresentation providerRequestRepresentation, @Assisted ClassName requestingClass)38 ProducerFromProviderCreationExpression( 39 @Assisted RequestRepresentation providerRequestRepresentation, 40 @Assisted ClassName requestingClass) { 41 this.providerRequestRepresentation = providerRequestRepresentation; 42 this.requestingClass = requestingClass; 43 } 44 45 @Override creationExpression()46 public CodeBlock creationExpression() { 47 return FrameworkType.PROVIDER.to( 48 RequestKind.PRODUCER, 49 providerRequestRepresentation.getDependencyExpression(requestingClass).codeBlock()); 50 } 51 52 @Override alternativeFrameworkClass()53 public Optional<XClassName> alternativeFrameworkClass() { 54 return Optional.of(XTypeNames.PRODUCER); 55 } 56 57 @AssistedFactory 58 static interface Factory { create( RequestRepresentation providerRequestRepresentation, ClassName requestingClass)59 ProducerFromProviderCreationExpression create( 60 RequestRepresentation providerRequestRepresentation, ClassName requestingClass); 61 } 62 } 63