| /* |
| * Copyright (C) 2018 The Dagger Authors. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package dagger.internal.codegen.writing; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| import com.squareup.javapoet.CodeBlock; |
| import dagger.internal.InstanceFactory; |
| import dagger.internal.codegen.writing.FrameworkFieldInitializer.FrameworkInstanceCreationExpression; |
| import java.util.function.Supplier; |
| |
| /** |
| * A {@link FrameworkInstanceCreationExpression} that creates an {@link InstanceFactory} for an |
| * instance. |
| */ |
| final class InstanceFactoryCreationExpression implements FrameworkInstanceCreationExpression { |
| |
| private final boolean nullable; |
| private final Supplier<CodeBlock> instanceExpression; |
| |
| InstanceFactoryCreationExpression(Supplier<CodeBlock> instanceExpression) { |
| this(false, instanceExpression); |
| } |
| |
| InstanceFactoryCreationExpression(boolean nullable, Supplier<CodeBlock> instanceExpression) { |
| this.nullable = nullable; |
| this.instanceExpression = checkNotNull(instanceExpression); |
| } |
| |
| @Override |
| public CodeBlock creationExpression() { |
| return CodeBlock.of( |
| "$T.$L($L)", |
| InstanceFactory.class, |
| nullable ? "createNullable" : "create", |
| instanceExpression.get()); |
| } |
| |
| @Override |
| public boolean useInnerSwitchingProvider() { |
| return false; |
| } |
| } |