/**
* Formats an ExecutableElement as if it were contained within the container, if the container is
* present.
*/
public String format(ExecutableElement method, Optional<DeclaredType> container) {
StringBuilder builder = new StringBuilder();
TypeElement type = MoreElements.asType(method.getEnclosingElement());
ExecutableType executableType = MoreTypes.asExecutable(method.asType());
if (container.isPresent()) {
executableType = MoreTypes.asExecutable(types.asMemberOf(container.get(), method));
type = MoreElements.asType(container.get().asElement());
}
// TODO(cgruber): AnnotationMirror formatter.
List<? extends AnnotationMirror> annotations = method.getAnnotationMirrors();
if (!annotations.isEmpty()) {
Iterator<? extends AnnotationMirror> annotationIterator = annotations.iterator();
for (int i = 0; annotationIterator.hasNext(); i++) {
if (i > 0) {
builder.append(' ');
}
builder.append(ErrorMessages.format(annotationIterator.next()));
}
builder.append(' ');
}
builder.append(nameOfType(executableType.getReturnType()));
builder.append(' ');
builder.append(type.getQualifiedName());
builder.append('.');
builder.append(method.getSimpleName());
builder.append('(');
checkState(method.getParameters().size() == executableType.getParameterTypes().size());
Iterator<? extends VariableElement> parameters = method.getParameters().iterator();
Iterator<? extends TypeMirror> parameterTypes = executableType.getParameterTypes().iterator();
for (int i = 0; parameters.hasNext(); i++) {
if (i > 0) {
builder.append(", ");
}
appendParameter(builder, parameters.next(), parameterTypes.next());
}
builder.append(')');
return builder.toString();
}
/**
* Returns a code block that injects the instance's field or method by calling a static method on
* the parent MembersInjector class.
*/
private CodeBlock delegateInjectMemberCodeBlock(
ImmutableMap<BindingKey, FieldSpec> dependencyFields, InjectionSite injectionSite) {
return CodeBlocks.format(
"$L.$L($L);",
javapoetMembersInjectorNameForType(
MoreElements.asType(injectionSite.element().getEnclosingElement())),
injectionSiteDelegateMethodName(injectionSite.element()),
makeParametersCodeBlock(
new ImmutableList.Builder<CodeBlock>()
.add(CodeBlocks.format("instance"))
.addAll(parameterCodeBlocks(dependencyFields, injectionSite.dependencies(), false))
.build()));
}
