83 lines
3.3 KiB
Java
83 lines
3.3 KiB
Java
/*
|
|
* 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;
|
|
|
|
import static com.google.common.base.Preconditions.checkNotNull;
|
|
import static com.google.common.base.Preconditions.checkState;
|
|
import static dagger.internal.codegen.BindingRequest.bindingRequest;
|
|
|
|
import com.squareup.javapoet.ClassName;
|
|
import dagger.internal.codegen.ComponentDescriptor.ComponentMethodDescriptor;
|
|
import dagger.internal.codegen.javapoet.Expression;
|
|
import dagger.internal.codegen.langmodel.DaggerTypes;
|
|
import dagger.model.Key;
|
|
import dagger.model.RequestKind;
|
|
import javax.lang.model.type.TypeMirror;
|
|
|
|
/** A binding expression that depends on a framework instance. */
|
|
final class DerivedFromFrameworkInstanceBindingExpression extends BindingExpression {
|
|
|
|
private final BindingRequest frameworkRequest;
|
|
private final RequestKind requestKind;
|
|
private final FrameworkType frameworkType;
|
|
private final ComponentBindingExpressions componentBindingExpressions;
|
|
private final DaggerTypes types;
|
|
|
|
DerivedFromFrameworkInstanceBindingExpression(
|
|
Key key,
|
|
FrameworkType frameworkType,
|
|
RequestKind requestKind,
|
|
ComponentBindingExpressions componentBindingExpressions,
|
|
DaggerTypes types) {
|
|
this.frameworkRequest = bindingRequest(key, frameworkType);
|
|
this.requestKind = checkNotNull(requestKind);
|
|
this.frameworkType = checkNotNull(frameworkType);
|
|
this.componentBindingExpressions = checkNotNull(componentBindingExpressions);
|
|
this.types = checkNotNull(types);
|
|
}
|
|
|
|
@Override
|
|
Expression getDependencyExpression(ClassName requestingClass) {
|
|
return frameworkType.to(
|
|
requestKind,
|
|
componentBindingExpressions.getDependencyExpression(frameworkRequest, requestingClass),
|
|
types);
|
|
}
|
|
|
|
@Override
|
|
Expression getDependencyExpressionForComponentMethod(
|
|
ComponentMethodDescriptor componentMethod, ComponentImplementation component) {
|
|
Expression frameworkInstance =
|
|
componentBindingExpressions.getDependencyExpressionForComponentMethod(
|
|
frameworkRequest, componentMethod, component);
|
|
Expression forRequestKind = frameworkType.to(requestKind, frameworkInstance, types);
|
|
TypeMirror rawReturnType = types.erasure(componentMethod.resolvedReturnType(types));
|
|
if (!types.isAssignable(forRequestKind.type(), rawReturnType)) {
|
|
checkState(
|
|
component.isAbstract(),
|
|
"FrameworkType.to() should always return an accessible type unless we're in "
|
|
+ "ahead-of-time mode, where the framework instance type is erased since it's not "
|
|
+ "publicly accessible, but the return type is accessible to the package. "
|
|
+ "\n Component: %s, method: %s",
|
|
component.name(),
|
|
componentMethod);
|
|
return forRequestKind.castTo(rawReturnType);
|
|
}
|
|
return forRequestKind;
|
|
}
|
|
}
|