private TypeMirror getComponentType(TypeMirror mirror) {
if (mirror.getKind() != TypeKind.ARRAY) {
return null;
}
ArrayType arrayType = (ArrayType) mirror;
return arrayType.getComponentType();
}
private boolean needToCastArrayType(ArrayType type) throws InvalidTypeException {
TypeMirror componentType = type.getComponentType();
if (isPrimitive(componentType)) {
return false;
}
try {
return needToCastAggregateType(componentType);
} catch (InvalidTypeException e) {
throw new InvalidTypeException(type);
}
}
private String getArrayType(ArrayType type) throws InvalidTypeException {
TypeMirror componentType = type.getComponentType();
if (isPrimitive(componentType)) {
try {
return getPrimitiveType(componentType).concat("Array");
} catch (InvalidTypeException e) {
throw new InvalidTypeException(type);
}
}
try {
return getAggregateType(componentType).concat("Array");
} catch (InvalidTypeException e) {
throw new InvalidTypeException(type);
}
}
private void parseBindMany(
Element element,
Map<TypeElement, BindingClass> targetClassMap,
Set<String> erasedTargetNames) {
boolean hasError = false;
TypeElement enclosingElement = (TypeElement) element.getEnclosingElement();
// Verify that the type is a List or an array.
TypeMirror elementType = element.asType();
String erasedType = doubleErasure(elementType);
TypeMirror viewType = null;
FieldCollectionViewBinding.Kind kind = null;
if (elementType.getKind() == TypeKind.ARRAY) {
ArrayType arrayType = (ArrayType) elementType;
viewType = arrayType.getComponentType();
kind = FieldCollectionViewBinding.Kind.ARRAY;
} else if (LIST_TYPE.equals(erasedType)) {
DeclaredType declaredType = (DeclaredType) elementType;
List<? extends TypeMirror> typeArguments = declaredType.getTypeArguments();
if (typeArguments.size() != 1) {
error(
element,
"@%s List must have a generic component. (%s.%s)",
Bind.class.getSimpleName(),
enclosingElement.getQualifiedName(),
element.getSimpleName());
hasError = true;
} else {
viewType = typeArguments.get(0);
}
kind = FieldCollectionViewBinding.Kind.LIST;
} else {
throw new AssertionError();
}
if (viewType != null && viewType.getKind() == TypeKind.TYPEVAR) {
TypeVariable typeVariable = (TypeVariable) viewType;
viewType = typeVariable.getUpperBound();
}
// Verify that the target type extends from View.
if (viewType != null && !isSubtypeOfType(viewType, VIEW_TYPE) && !isInterface(viewType)) {
error(
element,
"@%s List or array type must extend from View or be an interface. (%s.%s)",
Bind.class.getSimpleName(),
enclosingElement.getQualifiedName(),
element.getSimpleName());
hasError = true;
}
if (hasError) {
return;
}
// Assemble information on the field.
String name = element.getSimpleName().toString();
int[] ids = element.getAnnotation(Bind.class).value();
if (ids.length == 0) {
error(
element,
"@%s must specify at least one ID. (%s.%s)",
Bind.class.getSimpleName(),
enclosingElement.getQualifiedName(),
element.getSimpleName());
return;
}
Integer duplicateId = findDuplicate(ids);
if (duplicateId != null) {
error(
element,
"@%s annotation contains duplicate ID %d. (%s.%s)",
Bind.class.getSimpleName(),
duplicateId,
enclosingElement.getQualifiedName(),
element.getSimpleName());
}
assert viewType != null; // Always false as hasError would have been true.
String type = viewType.toString();
boolean required = isRequiredBinding(element);
BindingClass bindingClass = getOrCreateTargetClass(targetClassMap, enclosingElement);
FieldCollectionViewBinding binding = new FieldCollectionViewBinding(name, type, kind, required);
bindingClass.addFieldCollection(ids, binding);
erasedTargetNames.add(enclosingElement.toString());
}
private void parseInjectViews(
Element element,
Map<TypeElement, ViewInjector> targetClassMap,
Set<String> erasedTargetNames) {
boolean hasError = false;
TypeElement enclosingElement = (TypeElement) element.getEnclosingElement();
// Verify that the type is a List or an array.
TypeMirror elementType = element.asType();
String erasedType = doubleErasure(elementType);
TypeMirror viewType = null;
CollectionBinding.Kind kind = null;
if (elementType.getKind() == TypeKind.ARRAY) {
ArrayType arrayType = (ArrayType) elementType;
viewType = arrayType.getComponentType();
kind = CollectionBinding.Kind.ARRAY;
} else if (LIST_TYPE.equals(erasedType)) {
DeclaredType declaredType = (DeclaredType) elementType;
List<? extends TypeMirror> typeArguments = declaredType.getTypeArguments();
if (typeArguments.size() != 1) {
error(
element,
"@InjectViews List must have a generic component. (%s.%s)",
enclosingElement.getQualifiedName(),
element.getSimpleName());
hasError = true;
} else {
viewType = typeArguments.get(0);
}
kind = CollectionBinding.Kind.LIST;
} else {
error(
element,
"@InjectViews must be a List or array. (%s.%s)",
enclosingElement.getQualifiedName(),
element.getSimpleName());
hasError = true;
}
if (viewType instanceof TypeVariable) {
TypeVariable typeVariable = (TypeVariable) viewType;
viewType = typeVariable.getUpperBound();
}
// Verify that the target type extends from View.
if (viewType != null && !isSubtypeOfType(viewType, VIEW_TYPE) && !isInterface(viewType)) {
error(
element,
"@InjectViews type must extend from View or be an interface. (%s.%s)",
enclosingElement.getQualifiedName(),
element.getSimpleName());
hasError = true;
}
// Verify common generated code restrictions.
hasError |= isInaccessibleViaGeneratedCode(InjectViews.class, "fields", element);
hasError |= isBindingInWrongPackage(InjectViews.class, element);
if (hasError) {
return;
}
// Assemble information on the injection point.
String name = element.getSimpleName().toString();
int[] ids = element.getAnnotation(InjectViews.class).value();
if (ids.length == 0) {
error(
element,
"@InjectViews must specify at least one ID. (%s.%s)",
enclosingElement.getQualifiedName(),
element.getSimpleName());
return;
}
Integer duplicateId = findDuplicate(ids);
if (duplicateId != null) {
error(
element,
"@InjectViews annotation contains duplicate ID %d. (%s.%s)",
duplicateId,
enclosingElement.getQualifiedName(),
element.getSimpleName());
}
assert viewType != null; // Always false as hasError would have been true.
String type = viewType.toString();
boolean required = element.getAnnotation(Optional.class) == null;
ViewInjector viewInjector = getOrCreateTargetClass(targetClassMap, enclosingElement);
CollectionBinding binding = new CollectionBinding(name, type, kind, required);
viewInjector.addCollection(ids, binding);
erasedTargetNames.add(enclosingElement.toString());
}
void addMethod(ModuleMetaModel context, AnnotationKey key2, AnnotationState annotation) {
//
String id = (String) annotation.get("id");
ExecutableElement methodElt =
(ExecutableElement) context.processingContext.get(key2.getElement());
//
for (Phase phase : Phase.values()) {
if (phase.annotation.getName().equals(key2.getType().toString())) {
ElementHandle.Method origin = (ElementHandle.Method) key2.getElement();
// First remove the previous method
Key<MethodMetaModel> key = Key.of(origin, MethodMetaModel.class);
if (getChild(key) == null) {
// Parameters
ArrayList<ParameterMetaModel> parameters = new ArrayList<ParameterMetaModel>();
List<? extends TypeMirror> parameterTypeMirrors =
((ExecutableType) methodElt.asType()).getParameterTypes();
List<? extends VariableElement> parameterVariableElements = methodElt.getParameters();
for (int i = 0; i < parameterTypeMirrors.size(); i++) {
VariableElement parameterVariableElt = parameterVariableElements.get(i);
TypeMirror parameterTypeMirror = parameterTypeMirrors.get(i);
String typeLiteral = context.processingContext.getLiteralName(parameterTypeMirror);
//
String parameterName = parameterVariableElt.getSimpleName().toString();
// Determine cardinality
TypeMirror parameterSimpleTypeMirror;
Cardinality parameterCardinality;
switch (parameterTypeMirror.getKind()) {
case DECLARED:
DeclaredType dt = (DeclaredType) parameterTypeMirror;
TypeElement col = context.processingContext.getTypeElement("java.util.List");
TypeMirror tm = context.processingContext.erasure(col.asType());
TypeMirror err = context.processingContext.erasure(dt);
// context.env.isSubtype(err, tm)
if (err.equals(tm)) {
if (dt.getTypeArguments().size() != 1) {
throw CONTROLLER_METHOD_PARAMETER_NOT_RESOLVED.failure(parameterVariableElt);
} else {
parameterCardinality = Cardinality.LIST;
parameterSimpleTypeMirror = dt.getTypeArguments().get(0);
}
} else {
parameterCardinality = Cardinality.SINGLE;
parameterSimpleTypeMirror = parameterTypeMirror;
}
break;
case ARRAY:
// Unwrap array
ArrayType arrayType = (ArrayType) parameterTypeMirror;
parameterCardinality = Cardinality.ARRAY;
parameterSimpleTypeMirror = arrayType.getComponentType();
break;
default:
throw CONTROLLER_METHOD_PARAMETER_NOT_RESOLVED.failure(parameterVariableElt);
}
if (parameterSimpleTypeMirror.getKind() != TypeKind.DECLARED) {
throw CONTROLLER_METHOD_PARAMETER_NOT_RESOLVED.failure(parameterVariableElt);
}
//
TypeElement te =
(TypeElement) context.processingContext.asElement(parameterSimpleTypeMirror);
ElementHandle.Type a = ElementHandle.Type.create(te);
//
if (te.toString().equals("java.lang.String")
|| te.getAnnotation(Mapped.class) != null) {
// Not sure we should use @Param for this (i.e for now it looks hackish)
// however it does make sense later to use the regex part for non router
// parameters
Param param = parameterVariableElt.getAnnotation(Param.class);
String alias = param != null && param.name().length() > 0 ? param.name() : null;
parameters.add(
new PhaseParameterMetaModel(
parameterName, parameterCardinality, a, typeLiteral, alias));
} else {
parameters.add(new ContextualParameterMetaModel(parameterName, typeLiteral));
}
}
//
MethodMetaModel method =
new MethodMetaModel(
origin, id, phase, methodElt.getSimpleName().toString(), parameters);
addChild(key, method);
modified = true;
}
break;
}
}
}
@Override
public ASTType visitArray(ArrayType arrayType, Void v) {
return new ASTArrayType(arrayType.getComponentType().accept(this, null));
}
@Override
public Void visitArray(ArrayType t, VariableElement element) {
return t.getComponentType().accept(arrayFieldProcessor, element);
}
@Override
public JsonType visitArray(ArrayType arrayType, Void o) {
throw new UnsupportedOperationException(arrayType.toString());
}
@Override
public TypeElement visitArray(ArrayType t, Void p) {
return visit(t.getComponentType());
}
@Override
@DefinedBy(Api.LANGUAGE_MODEL)
public Void visitArray(ArrayType t, Types types) {
visit(t.getComponentType(), types);
return null;
}
@Override
public Boolean visitArray(ArrayType t, MembersInjectionBinding p) {
return visit(t.getComponentType(), p);
}